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   1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
   2 #
   3 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
   4 #                 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
   5 #                 Inc.
   6 #   Written by Gordon Matzigkeit, 1996
   7 #
   8 # This file is free software; the Free Software Foundation gives
   9 # unlimited permission to copy and/or distribute it, with or without
  10 # modifications, as long as this notice is preserved.
  11
  12 m4_define([_LT_COPYING], [dnl
  13 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
  14 #                 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
  15 #                 Inc.
  16 #   Written by Gordon Matzigkeit, 1996
  17 #
  18 #   This file is part of GNU Libtool.
  19 #
  20 # GNU Libtool is free software; you can redistribute it and/or
  21 # modify it under the terms of the GNU General Public License as
  22 # published by the Free Software Foundation; either version 2 of
  23 # the License, or (at your option) any later version.
  24 #
  25 # As a special exception to the GNU General Public License,
  26 # if you distribute this file as part of a program or library that
  27 # is built using GNU Libtool, you may include this file under the
  28 # same distribution terms that you use for the rest of that program.
  29 #
  30 # GNU Libtool is distributed in the hope that it will be useful,
  31 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  32 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  33 # GNU General Public License for more details.
  34 #
  35 # You should have received a copy of the GNU General Public License
  36 # along with GNU Libtool; see the file COPYING.  If not, a copy
  37 # can be downloaded from http://www.gnu.org/licenses/gpl.html, or
  38 # obtained by writing to the Free Software Foundation, Inc.,
  39 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  40 ])
  41
  42 # serial 57 LT_INIT
  43
  44
  45 # LT_PREREQ(VERSION)
  46 # ------------------
  47 # Complain and exit if this libtool version is less that VERSION.
  48 m4_defun([LT_PREREQ],
  49 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  50        [m4_default([$3],
  51                    [m4_fatal([Libtool version $1 or higher is required],
  52                              63)])],
  53        [$2])])
  54
  55
  56 # _LT_CHECK_BUILDDIR
  57 # ------------------
  58 # Complain if the absolute build directory name contains unusual characters
  59 m4_defun([_LT_CHECK_BUILDDIR],
  60 [case `pwd` in
  61   *\ * | *\     *)
  62     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  63 esac
  64 ])
  65
  66
  67 # LT_INIT([OPTIONS])
  68 # ------------------
  69 AC_DEFUN([LT_INIT],
  70 [AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
  71 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  72 AC_BEFORE([$0], [LT_LANG])dnl
  73 AC_BEFORE([$0], [LT_OUTPUT])dnl
  74 AC_BEFORE([$0], [LTDL_INIT])dnl
  75 m4_require([_LT_CHECK_BUILDDIR])dnl
  76
  77 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  78 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  79 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  80 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  81 dnl unless we require an AC_DEFUNed macro:
  82 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  83 AC_REQUIRE([LTSUGAR_VERSION])dnl
  84 AC_REQUIRE([LTVERSION_VERSION])dnl
  85 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
  86 m4_require([_LT_PROG_LTMAIN])dnl
  87
  88 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
  89
  90 dnl Parse OPTIONS
  91 _LT_SET_OPTIONS([$0], [$1])
  92
  93 # This can be used to rebuild libtool when needed
  94 LIBTOOL_DEPS="$ltmain"
  95
  96 # Always use our own libtool.
  97 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
  98 AC_SUBST(LIBTOOL)dnl
  99
 100 _LT_SETUP
 101
 102 # Only expand once:
 103 m4_define([LT_INIT])
 104 ])# LT_INIT
 105
 106 # Old names:
 107 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 108 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 109 dnl aclocal-1.4 backwards compatibility:
 110 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 111 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 112
 113
 114 # _LT_CC_BASENAME(CC)
 115 # -------------------
 116 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 117 m4_defun([_LT_CC_BASENAME],
 118 [for cc_temp in $1""; do
 119   case $cc_temp in
 120     compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 121     distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 122     \-*) ;;
 123     *) break;;
 124   esac
 125 done
 126 cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 127 ])
 128
 129
 130 # _LT_FILEUTILS_DEFAULTS
 131 # ----------------------
 132 # It is okay to use these file commands and assume they have been set
 133 # sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
 134 m4_defun([_LT_FILEUTILS_DEFAULTS],
 135 [: ${CP="cp -f"}
 136 : ${MV="mv -f"}
 137 : ${RM="rm -f"}
 138 ])# _LT_FILEUTILS_DEFAULTS
 139
 140
 141 # _LT_SETUP
 142 # ---------
 143 m4_defun([_LT_SETUP],
 144 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 145 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 146 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 147 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 148
 149 _LT_DECL([], [host_alias], [0], [The host system])dnl
 150 _LT_DECL([], [host], [0])dnl
 151 _LT_DECL([], [host_os], [0])dnl
 152 dnl
 153 _LT_DECL([], [build_alias], [0], [The build system])dnl
 154 _LT_DECL([], [build], [0])dnl
 155 _LT_DECL([], [build_os], [0])dnl
 156 dnl
 157 AC_REQUIRE([AC_PROG_CC])dnl
 158 AC_REQUIRE([LT_PATH_LD])dnl
 159 AC_REQUIRE([LT_PATH_NM])dnl
 160 dnl
 161 AC_REQUIRE([AC_PROG_LN_S])dnl
 162 test -z "$LN_S" && LN_S="ln -s"
 163 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 164 dnl
 165 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 166 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 167 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 168 dnl
 169 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 170 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 171 m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
 172 m4_require([_LT_CMD_RELOAD])dnl
 173 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 174 m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
 175 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 176 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 177 m4_require([_LT_WITH_SYSROOT])dnl
 178
 179 _LT_CONFIG_LIBTOOL_INIT([
 180 # See if we are running on zsh, and set the options which allow our
 181 # commands through without removal of \ escapes INIT.
 182 if test -n "\${ZSH_VERSION+set}" ; then
 183    setopt NO_GLOB_SUBST
 184 fi
 185 ])
 186 if test -n "${ZSH_VERSION+set}" ; then
 187    setopt NO_GLOB_SUBST
 188 fi
 189
 190 _LT_CHECK_OBJDIR
 191
 192 m4_require([_LT_TAG_COMPILER])dnl
 193
 194 case $host_os in
 195 aix3*)
 196   # AIX sometimes has problems with the GCC collect2 program.  For some
 197   # reason, if we set the COLLECT_NAMES environment variable, the problems
 198   # vanish in a puff of smoke.
 199   if test "X${COLLECT_NAMES+set}" != Xset; then
 200     COLLECT_NAMES=
 201     export COLLECT_NAMES
 202   fi
 203   ;;
 204 esac
 205
 206 # Global variables:
 207 ofile=libtool
 208 can_build_shared=yes
 209
 210 # All known linkers require a `.a' archive for static linking (except MSVC,
 211 # which needs '.lib').
 212 libext=a
 213
 214 with_gnu_ld="$lt_cv_prog_gnu_ld"
 215
 216 old_CC="$CC"
 217 old_CFLAGS="$CFLAGS"
 218
 219 # Set sane defaults for various variables
 220 test -z "$CC" && CC=cc
 221 test -z "$LTCC" && LTCC=$CC
 222 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 223 test -z "$LD" && LD=ld
 224 test -z "$ac_objext" && ac_objext=o
 225
 226 _LT_CC_BASENAME([$compiler])
 227
 228 # Only perform the check for file, if the check method requires it
 229 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 230 case $deplibs_check_method in
 231 file_magic*)
 232   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 233     _LT_PATH_MAGIC
 234   fi
 235   ;;
 236 esac
 237
 238 # Use C for the default configuration in the libtool script
 239 LT_SUPPORTED_TAG([CC])
 240 _LT_LANG_C_CONFIG
 241 _LT_LANG_DEFAULT_CONFIG
 242 _LT_CONFIG_COMMANDS
 243 ])# _LT_SETUP
 244
 245
 246 # _LT_PREPARE_SED_QUOTE_VARS
 247 # --------------------------
 248 # Define a few sed substitution that help us do robust quoting.
 249 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 250 [# Backslashify metacharacters that are still active within
 251 # double-quoted strings.
 252 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 253
 254 # Same as above, but do not quote variable references.
 255 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 256
 257 # Sed substitution to delay expansion of an escaped shell variable in a
 258 # double_quote_subst'ed string.
 259 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 260
 261 # Sed substitution to delay expansion of an escaped single quote.
 262 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 263
 264 # Sed substitution to avoid accidental globbing in evaled expressions
 265 no_glob_subst='s/\*/\\\*/g'
 266 ])
 267
 268 # _LT_PROG_LTMAIN
 269 # ---------------
 270 # Note that this code is called both from `configure', and `config.status'
 271 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 272 # `config.status' has no value for ac_aux_dir unless we are using Automake,
 273 # so we pass a copy along to make sure it has a sensible value anyway.
 274 m4_defun([_LT_PROG_LTMAIN],
 275 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 276 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 277 ltmain="$ac_aux_dir/ltmain.sh"
 278 ])# _LT_PROG_LTMAIN
 279
 280
 281 ## ------------------------------------- ##
 282 ## Accumulate code for creating libtool. ##
 283 ## ------------------------------------- ##
 284
 285 # So that we can recreate a full libtool script including additional
 286 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 287 # in macros and then make a single call at the end using the `libtool'
 288 # label.
 289
 290
 291 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 292 # ----------------------------------------
 293 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 294 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 295 [m4_ifval([$1],
 296           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 297                      [$1
 298 ])])])
 299
 300 # Initialize.
 301 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 302
 303
 304 # _LT_CONFIG_LIBTOOL([COMMANDS])
 305 # ------------------------------
 306 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 307 m4_define([_LT_CONFIG_LIBTOOL],
 308 [m4_ifval([$1],
 309           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 310                      [$1
 311 ])])])
 312
 313 # Initialize.
 314 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 315
 316
 317 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 318 # -----------------------------------------------------
 319 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 320 [_LT_CONFIG_LIBTOOL([$1])
 321 _LT_CONFIG_LIBTOOL_INIT([$2])
 322 ])
 323
 324
 325 # _LT_FORMAT_COMMENT([COMMENT])
 326 # -----------------------------
 327 # Add leading comment marks to the start of each line, and a trailing
 328 # full-stop to the whole comment if one is not present already.
 329 m4_define([_LT_FORMAT_COMMENT],
 330 [m4_ifval([$1], [
 331 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 332               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 333 )])
 334
 335
 336
 337 ## ------------------------ ##
 338 ## FIXME: Eliminate VARNAME ##
 339 ## ------------------------ ##
 340
 341
 342 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 343 # -------------------------------------------------------------------
 344 # CONFIGNAME is the name given to the value in the libtool script.
 345 # VARNAME is the (base) name used in the configure script.
 346 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 347 # VARNAME.  Any other value will be used directly.
 348 m4_define([_LT_DECL],
 349 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 350     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 351         [m4_ifval([$1], [$1], [$2])])
 352     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 353     m4_ifval([$4],
 354         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 355     lt_dict_add_subkey([lt_decl_dict], [$2],
 356         [tagged?], [m4_ifval([$5], [yes], [no])])])
 357 ])
 358
 359
 360 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 361 # --------------------------------------------------------
 362 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 363
 364
 365 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 366 # ------------------------------------------------
 367 m4_define([lt_decl_tag_varnames],
 368 [_lt_decl_filter([tagged?], [yes], $@)])
 369
 370
 371 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 372 # ---------------------------------------------------------
 373 m4_define([_lt_decl_filter],
 374 [m4_case([$#],
 375   [0], [m4_fatal([$0: too few arguments: $#])],
 376   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 377   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 378   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 379   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 380 ])
 381
 382
 383 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 384 # --------------------------------------------------
 385 m4_define([lt_decl_quote_varnames],
 386 [_lt_decl_filter([value], [1], $@)])
 387
 388
 389 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 390 # ---------------------------------------------------
 391 m4_define([lt_decl_dquote_varnames],
 392 [_lt_decl_filter([value], [2], $@)])
 393
 394
 395 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 396 # ---------------------------------------------------
 397 m4_define([lt_decl_varnames_tagged],
 398 [m4_assert([$# <= 2])dnl
 399 _$0(m4_quote(m4_default([$1], [[, ]])),
 400     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 401     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 402 m4_define([_lt_decl_varnames_tagged],
 403 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 404
 405
 406 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 407 # ------------------------------------------------
 408 m4_define([lt_decl_all_varnames],
 409 [_$0(m4_quote(m4_default([$1], [[, ]])),
 410      m4_if([$2], [],
 411            m4_quote(lt_decl_varnames),
 412         m4_quote(m4_shift($@))))[]dnl
 413 ])
 414 m4_define([_lt_decl_all_varnames],
 415 [lt_join($@, lt_decl_varnames_tagged([$1],
 416                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 417 ])
 418
 419
 420 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 421 # ------------------------------------
 422 # Quote a variable value, and forward it to `config.status' so that its
 423 # declaration there will have the same value as in `configure'.  VARNAME
 424 # must have a single quote delimited value for this to work.
 425 m4_define([_LT_CONFIG_STATUS_DECLARE],
 426 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 427
 428
 429 # _LT_CONFIG_STATUS_DECLARATIONS
 430 # ------------------------------
 431 # We delimit libtool config variables with single quotes, so when
 432 # we write them to config.status, we have to be sure to quote all
 433 # embedded single quotes properly.  In configure, this macro expands
 434 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 435 #
 436 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 437 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 438 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 439     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 440
 441
 442 # _LT_LIBTOOL_TAGS
 443 # ----------------
 444 # Output comment and list of tags supported by the script
 445 m4_defun([_LT_LIBTOOL_TAGS],
 446 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 447 available_tags="_LT_TAGS"dnl
 448 ])
 449
 450
 451 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 452 # -----------------------------------
 453 # Extract the dictionary values for VARNAME (optionally with TAG) and
 454 # expand to a commented shell variable setting:
 455 #
 456 #    # Some comment about what VAR is for.
 457 #    visible_name=$lt_internal_name
 458 m4_define([_LT_LIBTOOL_DECLARE],
 459 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 460                                            [description])))[]dnl
 461 m4_pushdef([_libtool_name],
 462     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 463 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 464     [0], [_libtool_name=[$]$1],
 465     [1], [_libtool_name=$lt_[]$1],
 466     [2], [_libtool_name=$lt_[]$1],
 467     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 468 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 469 ])
 470
 471
 472 # _LT_LIBTOOL_CONFIG_VARS
 473 # -----------------------
 474 # Produce commented declarations of non-tagged libtool config variables
 475 # suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
 476 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 477 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 478 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 479 [m4_foreach([_lt_var],
 480     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 481     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 482
 483
 484 # _LT_LIBTOOL_TAG_VARS(TAG)
 485 # -------------------------
 486 m4_define([_LT_LIBTOOL_TAG_VARS],
 487 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 488     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 489
 490
 491 # _LT_TAGVAR(VARNAME, [TAGNAME])
 492 # ------------------------------
 493 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 494
 495
 496 # _LT_CONFIG_COMMANDS
 497 # -------------------
 498 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 499 # variables for single and double quote escaping we saved from calls
 500 # to _LT_DECL, we can put quote escaped variables declarations
 501 # into `config.status', and then the shell code to quote escape them in
 502 # for loops in `config.status'.  Finally, any additional code accumulated
 503 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 504 m4_defun([_LT_CONFIG_COMMANDS],
 505 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 506         dnl If the libtool generation code has been placed in $CONFIG_LT,
 507         dnl instead of duplicating it all over again into config.status,
 508         dnl then we will have config.status run $CONFIG_LT later, so it
 509         dnl needs to know what name is stored there:
 510         [AC_CONFIG_COMMANDS([libtool],
 511             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 512     dnl If the libtool generation code is destined for config.status,
 513     dnl expand the accumulated commands and init code now:
 514     [AC_CONFIG_COMMANDS([libtool],
 515         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 516 ])#_LT_CONFIG_COMMANDS
 517
 518
 519 # Initialize.
 520 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 521 [
 522
 523 # The HP-UX ksh and POSIX shell print the target directory to stdout
 524 # if CDPATH is set.
 525 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 526
 527 sed_quote_subst='$sed_quote_subst'
 528 double_quote_subst='$double_quote_subst'
 529 delay_variable_subst='$delay_variable_subst'
 530 _LT_CONFIG_STATUS_DECLARATIONS
 531 LTCC='$LTCC'
 532 LTCFLAGS='$LTCFLAGS'
 533 compiler='$compiler_DEFAULT'
 534
 535 # A function that is used when there is no print builtin or printf.
 536 func_fallback_echo ()
 537 {
 538   eval 'cat <<_LTECHO_EOF
 539 \$[]1
 540 _LTECHO_EOF'
 541 }
 542
 543 # Quote evaled strings.
 544 for var in lt_decl_all_varnames([[ \
 545 ]], lt_decl_quote_varnames); do
 546     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 547     *[[\\\\\\\`\\"\\\$]]*)
 548       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
 549       ;;
 550     *)
 551       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 552       ;;
 553     esac
 554 done
 555
 556 # Double-quote double-evaled strings.
 557 for var in lt_decl_all_varnames([[ \
 558 ]], lt_decl_dquote_varnames); do
 559     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 560     *[[\\\\\\\`\\"\\\$]]*)
 561       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
 562       ;;
 563     *)
 564       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 565       ;;
 566     esac
 567 done
 568
 569 _LT_OUTPUT_LIBTOOL_INIT
 570 ])
 571
 572 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 573 # ------------------------------------
 574 # Generate a child script FILE with all initialization necessary to
 575 # reuse the environment learned by the parent script, and make the
 576 # file executable.  If COMMENT is supplied, it is inserted after the
 577 # `#!' sequence but before initialization text begins.  After this
 578 # macro, additional text can be appended to FILE to form the body of
 579 # the child script.  The macro ends with non-zero status if the
 580 # file could not be fully written (such as if the disk is full).
 581 m4_ifdef([AS_INIT_GENERATED],
 582 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 583 [m4_defun([_LT_GENERATED_FILE_INIT],
 584 [m4_require([AS_PREPARE])]dnl
 585 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 586 [lt_write_fail=0
 587 cat >$1 <<_ASEOF || lt_write_fail=1
 588 #! $SHELL
 589 # Generated by $as_me.
 590 $2
 591 SHELL=\${CONFIG_SHELL-$SHELL}
 592 export SHELL
 593 _ASEOF
 594 cat >>$1 <<\_ASEOF || lt_write_fail=1
 595 AS_SHELL_SANITIZE
 596 _AS_PREPARE
 597 exec AS_MESSAGE_FD>&1
 598 _ASEOF
 599 test $lt_write_fail = 0 && chmod +x $1[]dnl
 600 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 601
 602 # LT_OUTPUT
 603 # ---------
 604 # This macro allows early generation of the libtool script (before
 605 # AC_OUTPUT is called), incase it is used in configure for compilation
 606 # tests.
 607 AC_DEFUN([LT_OUTPUT],
 608 [: ${CONFIG_LT=./config.lt}
 609 AC_MSG_NOTICE([creating $CONFIG_LT])
 610 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 611 [# Run this file to recreate a libtool stub with the current configuration.])
 612
 613 cat >>"$CONFIG_LT" <<\_LTEOF
 614 lt_cl_silent=false
 615 exec AS_MESSAGE_LOG_FD>>config.log
 616 {
 617   echo
 618   AS_BOX([Running $as_me.])
 619 } >&AS_MESSAGE_LOG_FD
 620
 621 lt_cl_help="\
 622 \`$as_me' creates a local libtool stub from the current configuration,
 623 for use in further configure time tests before the real libtool is
 624 generated.
 625
 626 Usage: $[0] [[OPTIONS]]
 627
 628   -h, --help      print this help, then exit
 629   -V, --version   print version number, then exit
 630   -q, --quiet     do not print progress messages
 631   -d, --debug     don't remove temporary files
 632
 633 Report bugs to <bug-libtool@gnu.org>."
 634
 635 lt_cl_version="\
 636 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 637 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 638 configured by $[0], generated by m4_PACKAGE_STRING.
 639
 640 Copyright (C) 2010 Free Software Foundation, Inc.
 641 This config.lt script is free software; the Free Software Foundation
 642 gives unlimited permision to copy, distribute and modify it."
 643
 644 while test $[#] != 0
 645 do
 646   case $[1] in
 647     --version | --v* | -V )
 648       echo "$lt_cl_version"; exit 0 ;;
 649     --help | --h* | -h )
 650       echo "$lt_cl_help"; exit 0 ;;
 651     --debug | --d* | -d )
 652       debug=: ;;
 653     --quiet | --q* | --silent | --s* | -q )
 654       lt_cl_silent=: ;;
 655
 656     -*) AC_MSG_ERROR([unrecognized option: $[1]
 657 Try \`$[0] --help' for more information.]) ;;
 658
 659     *) AC_MSG_ERROR([unrecognized argument: $[1]
 660 Try \`$[0] --help' for more information.]) ;;
 661   esac
 662   shift
 663 done
 664
 665 if $lt_cl_silent; then
 666   exec AS_MESSAGE_FD>/dev/null
 667 fi
 668 _LTEOF
 669
 670 cat >>"$CONFIG_LT" <<_LTEOF
 671 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 672 _LTEOF
 673
 674 cat >>"$CONFIG_LT" <<\_LTEOF
 675 AC_MSG_NOTICE([creating $ofile])
 676 _LT_OUTPUT_LIBTOOL_COMMANDS
 677 AS_EXIT(0)
 678 _LTEOF
 679 chmod +x "$CONFIG_LT"
 680
 681 # configure is writing to config.log, but config.lt does its own redirection,
 682 # appending to config.log, which fails on DOS, as config.log is still kept
 683 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 684 # config.log, so it can be properly (re)opened and appended to by config.lt.
 685 lt_cl_success=:
 686 test "$silent" = yes &&
 687   lt_config_lt_args="$lt_config_lt_args --quiet"
 688 exec AS_MESSAGE_LOG_FD>/dev/null
 689 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 690 exec AS_MESSAGE_LOG_FD>>config.log
 691 $lt_cl_success || AS_EXIT(1)
 692 ])# LT_OUTPUT
 693
 694
 695 # _LT_CONFIG(TAG)
 696 # ---------------
 697 # If TAG is the built-in tag, create an initial libtool script with a
 698 # default configuration from the untagged config vars.  Otherwise add code
 699 # to config.status for appending the configuration named by TAG from the
 700 # matching tagged config vars.
 701 m4_defun([_LT_CONFIG],
 702 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 703 _LT_CONFIG_SAVE_COMMANDS([
 704   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 705   m4_if(_LT_TAG, [C], [
 706     # See if we are running on zsh, and set the options which allow our
 707     # commands through without removal of \ escapes.
 708     if test -n "${ZSH_VERSION+set}" ; then
 709       setopt NO_GLOB_SUBST
 710     fi
 711
 712     cfgfile="${ofile}T"
 713     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 714     $RM "$cfgfile"
 715
 716     cat <<_LT_EOF >> "$cfgfile"
 717 #! $SHELL
 718
 719 # `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
 720 # Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
 721 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 722 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 723 #
 724 _LT_COPYING
 725 _LT_LIBTOOL_TAGS
 726
 727 # ### BEGIN LIBTOOL CONFIG
 728 _LT_LIBTOOL_CONFIG_VARS
 729 _LT_LIBTOOL_TAG_VARS
 730 # ### END LIBTOOL CONFIG
 731
 732 _LT_EOF
 733
 734   case $host_os in
 735   aix3*)
 736     cat <<\_LT_EOF >> "$cfgfile"
 737 # AIX sometimes has problems with the GCC collect2 program.  For some
 738 # reason, if we set the COLLECT_NAMES environment variable, the problems
 739 # vanish in a puff of smoke.
 740 if test "X${COLLECT_NAMES+set}" != Xset; then
 741   COLLECT_NAMES=
 742   export COLLECT_NAMES
 743 fi
 744 _LT_EOF
 745     ;;
 746   esac
 747
 748   _LT_PROG_LTMAIN
 749
 750   # We use sed instead of cat because bash on DJGPP gets confused if
 751   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 752   # text mode, it properly converts lines to CR/LF.  This bash problem
 753   # is reportedly fixed, but why not run on old versions too?
 754   sed '$q' "$ltmain" >> "$cfgfile" \
 755      || (rm -f "$cfgfile"; exit 1)
 756
 757   _LT_PROG_REPLACE_SHELLFNS
 758
 759    mv -f "$cfgfile" "$ofile" ||
 760     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 761   chmod +x "$ofile"
 762 ],
 763 [cat <<_LT_EOF >> "$ofile"
 764
 765 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 766 dnl in a comment (ie after a #).
 767 # ### BEGIN LIBTOOL TAG CONFIG: $1
 768 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 769 # ### END LIBTOOL TAG CONFIG: $1
 770 _LT_EOF
 771 ])dnl /m4_if
 772 ],
 773 [m4_if([$1], [], [
 774     PACKAGE='$PACKAGE'
 775     VERSION='$VERSION'
 776     TIMESTAMP='$TIMESTAMP'
 777     RM='$RM'
 778     ofile='$ofile'], [])
 779 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 780 ])# _LT_CONFIG
 781
 782
 783 # LT_SUPPORTED_TAG(TAG)
 784 # ---------------------
 785 # Trace this macro to discover what tags are supported by the libtool
 786 # --tag option, using:
 787 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 788 AC_DEFUN([LT_SUPPORTED_TAG], [])
 789
 790
 791 # C support is built-in for now
 792 m4_define([_LT_LANG_C_enabled], [])
 793 m4_define([_LT_TAGS], [])
 794
 795
 796 # LT_LANG(LANG)
 797 # -------------
 798 # Enable libtool support for the given language if not already enabled.
 799 AC_DEFUN([LT_LANG],
 800 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 801 m4_case([$1],
 802   [C],                  [_LT_LANG(C)],
 803   [C++],                [_LT_LANG(CXX)],
 804   [Java],               [_LT_LANG(GCJ)],
 805   [Fortran 77],         [_LT_LANG(F77)],
 806   [Fortran],            [_LT_LANG(FC)],
 807   [Windows Resource],   [_LT_LANG(RC)],
 808   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 809     [_LT_LANG($1)],
 810     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 811 ])# LT_LANG
 812
 813
 814 # _LT_LANG(LANGNAME)
 815 # ------------------
 816 m4_defun([_LT_LANG],
 817 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 818   [LT_SUPPORTED_TAG([$1])dnl
 819   m4_append([_LT_TAGS], [$1 ])dnl
 820   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 821   _LT_LANG_$1_CONFIG($1)])dnl
 822 ])# _LT_LANG
 823
 824
 825 # _LT_LANG_DEFAULT_CONFIG
 826 # -----------------------
 827 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 828 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 829   [LT_LANG(CXX)],
 830   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 831
 832 AC_PROVIDE_IFELSE([AC_PROG_F77],
 833   [LT_LANG(F77)],
 834   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 835
 836 AC_PROVIDE_IFELSE([AC_PROG_FC],
 837   [LT_LANG(FC)],
 838   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 839
 840 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 841 dnl pulling things in needlessly.
 842 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 843   [LT_LANG(GCJ)],
 844   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 845     [LT_LANG(GCJ)],
 846     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 847       [LT_LANG(GCJ)],
 848       [m4_ifdef([AC_PROG_GCJ],
 849         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 850        m4_ifdef([A][M_PROG_GCJ],
 851         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 852        m4_ifdef([LT_PROG_GCJ],
 853         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 854
 855 AC_PROVIDE_IFELSE([LT_PROG_RC],
 856   [LT_LANG(RC)],
 857   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 858 ])# _LT_LANG_DEFAULT_CONFIG
 859
 860 # Obsolete macros:
 861 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 862 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 863 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 864 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 865 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 866 dnl aclocal-1.4 backwards compatibility:
 867 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 868 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 869 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 870 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 871 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 872
 873
 874 # _LT_TAG_COMPILER
 875 # ----------------
 876 m4_defun([_LT_TAG_COMPILER],
 877 [AC_REQUIRE([AC_PROG_CC])dnl
 878
 879 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 880 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 881 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 882 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 883
 884 # If no C compiler was specified, use CC.
 885 LTCC=${LTCC-"$CC"}
 886
 887 # If no C compiler flags were specified, use CFLAGS.
 888 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 889
 890 # Allow CC to be a program name with arguments.
 891 compiler=$CC
 892 ])# _LT_TAG_COMPILER
 893
 894
 895 # _LT_COMPILER_BOILERPLATE
 896 # ------------------------
 897 # Check for compiler boilerplate output or warnings with
 898 # the simple compiler test code.
 899 m4_defun([_LT_COMPILER_BOILERPLATE],
 900 [m4_require([_LT_DECL_SED])dnl
 901 ac_outfile=conftest.$ac_objext
 902 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 903 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 904 _lt_compiler_boilerplate=`cat conftest.err`
 905 $RM conftest*
 906 ])# _LT_COMPILER_BOILERPLATE
 907
 908
 909 # _LT_LINKER_BOILERPLATE
 910 # ----------------------
 911 # Check for linker boilerplate output or warnings with
 912 # the simple link test code.
 913 m4_defun([_LT_LINKER_BOILERPLATE],
 914 [m4_require([_LT_DECL_SED])dnl
 915 ac_outfile=conftest.$ac_objext
 916 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 917 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 918 _lt_linker_boilerplate=`cat conftest.err`
 919 $RM -r conftest*
 920 ])# _LT_LINKER_BOILERPLATE
 921
 922 # _LT_REQUIRED_DARWIN_CHECKS
 923 # -------------------------
 924 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 925   case $host_os in
 926     rhapsody* | darwin*)
 927     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 928     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 929     AC_CHECK_TOOL([LIPO], [lipo], [:])
 930     AC_CHECK_TOOL([OTOOL], [otool], [:])
 931     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 932     _LT_DECL([], [DSYMUTIL], [1],
 933       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 934     _LT_DECL([], [NMEDIT], [1],
 935       [Tool to change global to local symbols on Mac OS X])
 936     _LT_DECL([], [LIPO], [1],
 937       [Tool to manipulate fat objects and archives on Mac OS X])
 938     _LT_DECL([], [OTOOL], [1],
 939       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 940     _LT_DECL([], [OTOOL64], [1],
 941       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 942
 943     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 944       [lt_cv_apple_cc_single_mod=no
 945       if test -z "${LT_MULTI_MODULE}"; then
 946         # By default we will add the -single_module flag. You can override
 947         # by either setting the environment variable LT_MULTI_MODULE
 948         # non-empty at configure time, or by adding -multi_module to the
 949         # link flags.
 950         rm -rf libconftest.dylib*
 951         echo "int foo(void){return 1;}" > conftest.c
 952         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 953 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
 954         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 955           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
 956         _lt_result=$?
 957         if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
 958           lt_cv_apple_cc_single_mod=yes
 959         else
 960           cat conftest.err >&AS_MESSAGE_LOG_FD
 961         fi
 962         rm -rf libconftest.dylib*
 963         rm -f conftest.*
 964       fi])
 965     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
 966       [lt_cv_ld_exported_symbols_list],
 967       [lt_cv_ld_exported_symbols_list=no
 968       save_LDFLAGS=$LDFLAGS
 969       echo "_main" > conftest.sym
 970       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
 971       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
 972         [lt_cv_ld_exported_symbols_list=yes],
 973         [lt_cv_ld_exported_symbols_list=no])
 974         LDFLAGS="$save_LDFLAGS"
 975     ])
 976     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
 977       [lt_cv_ld_force_load=no
 978       cat > conftest.c << _LT_EOF
 979 int forced_loaded() { return 2;}
 980 _LT_EOF
 981       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
 982       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
 983       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
 984       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
 985       echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
 986       $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
 987       cat > conftest.c << _LT_EOF
 988 int main() { return 0;}
 989 _LT_EOF
 990       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
 991       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
 992       _lt_result=$?
 993       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
 994         lt_cv_ld_force_load=yes
 995       else
 996         cat conftest.err >&AS_MESSAGE_LOG_FD
 997       fi
 998         rm -f conftest.err libconftest.a conftest conftest.c
 999         rm -rf conftest.dSYM
1000     ])
1001     case $host_os in
1002     rhapsody* | darwin1.[[012]])
1003       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1004     darwin1.*)
1005       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1006     darwin*) # darwin 5.x on
1007       # if running on 10.5 or later, the deployment target defaults
1008       # to the OS version, if on x86, and 10.4, the deployment
1009       # target defaults to 10.4. Don't you love it?
1010       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1011         10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1012           _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1013         10.[[012]]*)
1014           _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1015         10.*)
1016           _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1017       esac
1018     ;;
1019   esac
1020     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1021       _lt_dar_single_mod='$single_module'
1022     fi
1023     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1024       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1025     else
1026       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1027     fi
1028     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1029       _lt_dsymutil='~$DSYMUTIL $lib || :'
1030     else
1031       _lt_dsymutil=
1032     fi
1033     ;;
1034   esac
1035 ])
1036
1037
1038 # _LT_DARWIN_LINKER_FEATURES
1039 # --------------------------
1040 # Checks for linker and compiler features on darwin
1041 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1042 [
1043   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1044   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1045   _LT_TAGVAR(hardcode_direct, $1)=no
1046   _LT_TAGVAR(hardcode_automatic, $1)=yes
1047   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1048   if test "$lt_cv_ld_force_load" = "yes"; then
1049     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1050   else
1051     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1052   fi
1053   _LT_TAGVAR(link_all_deplibs, $1)=yes
1054   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1055   case $cc_basename in
1056      ifort*) _lt_dar_can_shared=yes ;;
1057      *) _lt_dar_can_shared=$GCC ;;
1058   esac
1059   if test "$_lt_dar_can_shared" = "yes"; then
1060     output_verbose_link_cmd=func_echo_all
1061     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1062     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1063     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1064     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1065     m4_if([$1], [CXX],
1066 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1067       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1068       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1069     fi
1070 ],[])
1071   else
1072   _LT_TAGVAR(ld_shlibs, $1)=no
1073   fi
1074 ])
1075
1076 # _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1077 # ----------------------------------
1078 # Links a minimal program and checks the executable
1079 # for the system default hardcoded library path. In most cases,
1080 # this is /usr/lib:/lib, but when the MPI compilers are used
1081 # the location of the communication and MPI libs are included too.
1082 # If we don't find anything, use the default library path according
1083 # to the aix ld manual.
1084 # Store the results from the different compilers for each TAGNAME.
1085 # Allow to override them for all tags through lt_cv_aix_libpath.
1086 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1087 [m4_require([_LT_DECL_SED])dnl
1088 if test "${lt_cv_aix_libpath+set}" = set; then
1089   aix_libpath=$lt_cv_aix_libpath
1090 else
1091   AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1092   [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1093   lt_aix_libpath_sed='[
1094       /Import File Strings/,/^$/ {
1095           /^0/ {
1096               s/^0  *\([^ ]*\) *$/\1/
1097               p
1098           }
1099       }]'
1100   _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1101   # Check for a 64-bit object if we didn't find anything.
1102   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1103     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1104   fi],[])
1105   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1106     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])="/usr/lib:/lib"
1107   fi
1108   ])
1109   aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1110 fi
1111 ])# _LT_SYS_MODULE_PATH_AIX
1112
1113
1114 # _LT_SHELL_INIT(ARG)
1115 # -------------------
1116 m4_define([_LT_SHELL_INIT],
1117 [m4_divert_text([M4SH-INIT], [$1
1118 ])])# _LT_SHELL_INIT
1119
1120
1121
1122 # _LT_PROG_ECHO_BACKSLASH
1123 # -----------------------
1124 # Find how we can fake an echo command that does not interpret backslash.
1125 # In particular, with Autoconf 2.60 or later we add some code to the start
1126 # of the generated configure script which will find a shell with a builtin
1127 # printf (which we can use as an echo command).
1128 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1129 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1130 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1131 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1132
1133 AC_MSG_CHECKING([how to print strings])
1134 # Test print first, because it will be a builtin if present.
1135 if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1136    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1137   ECHO='print -r --'
1138 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1139   ECHO='printf %s\n'
1140 else
1141   # Use this function as a fallback that always works.
1142   func_fallback_echo ()
1143   {
1144     eval 'cat <<_LTECHO_EOF
1145 $[]1
1146 _LTECHO_EOF'
1147   }
1148   ECHO='func_fallback_echo'
1149 fi
1150
1151 # func_echo_all arg...
1152 # Invoke $ECHO with all args, space-separated.
1153 func_echo_all ()
1154 {
1155     $ECHO "$*"
1156 }
1157
1158 case "$ECHO" in
1159   printf*) AC_MSG_RESULT([printf]) ;;
1160   print*) AC_MSG_RESULT([print -r]) ;;
1161   *) AC_MSG_RESULT([cat]) ;;
1162 esac
1163
1164 m4_ifdef([_AS_DETECT_SUGGESTED],
1165 [_AS_DETECT_SUGGESTED([
1166   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1167     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1168     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1169     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1170     PATH=/empty FPATH=/empty; export PATH FPATH
1171     test "X`printf %s $ECHO`" = "X$ECHO" \
1172       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1173
1174 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1175 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1176 ])# _LT_PROG_ECHO_BACKSLASH
1177
1178
1179 # _LT_WITH_SYSROOT
1180 # ----------------
1181 AC_DEFUN([_LT_WITH_SYSROOT],
1182 [AC_MSG_CHECKING([for sysroot])
1183 AC_ARG_WITH([sysroot],
1184 [  --with-sysroot[=DIR] Search for dependent libraries within DIR
1185                         (or the compiler's sysroot if not specified).],
1186 [], [with_sysroot=no])
1187
1188 dnl lt_sysroot will always be passed unquoted.  We quote it here
1189 dnl in case the user passed a directory name.
1190 lt_sysroot=
1191 case ${with_sysroot} in #(
1192  yes)
1193    if test "$GCC" = yes; then
1194      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1195    fi
1196    ;; #(
1197  /*)
1198    lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1199    ;; #(
1200  no|'')
1201    ;; #(
1202  *)
1203    AC_MSG_RESULT([${with_sysroot}])
1204    AC_MSG_ERROR([The sysroot must be an absolute path.])
1205    ;;
1206 esac
1207
1208  AC_MSG_RESULT([${lt_sysroot:-no}])
1209 _LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1210 [dependent libraries, and in which our libraries should be installed.])])
1211
1212 # _LT_ENABLE_LOCK
1213 # ---------------
1214 m4_defun([_LT_ENABLE_LOCK],
1215 [AC_ARG_ENABLE([libtool-lock],
1216   [AS_HELP_STRING([--disable-libtool-lock],
1217     [avoid locking (might break parallel builds)])])
1218 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1219
1220 # Some flags need to be propagated to the compiler or linker for good
1221 # libtool support.
1222 case $host in
1223 ia64-*-hpux*)
1224   # Find out which ABI we are using.
1225   echo 'int i;' > conftest.$ac_ext
1226   if AC_TRY_EVAL(ac_compile); then
1227     case `/usr/bin/file conftest.$ac_objext` in
1228       *ELF-32*)
1229         HPUX_IA64_MODE="32"
1230         ;;
1231       *ELF-64*)
1232         HPUX_IA64_MODE="64"
1233         ;;
1234     esac
1235   fi
1236   rm -rf conftest*
1237   ;;
1238 *-*-irix6*)
1239   # Find out which ABI we are using.
1240   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1241   if AC_TRY_EVAL(ac_compile); then
1242     if test "$lt_cv_prog_gnu_ld" = yes; then
1243       case `/usr/bin/file conftest.$ac_objext` in
1244         *32-bit*)
1245           LD="${LD-ld} -melf32bsmip"
1246           ;;
1247         *N32*)
1248           LD="${LD-ld} -melf32bmipn32"
1249           ;;
1250         *64-bit*)
1251           LD="${LD-ld} -melf64bmip"
1252         ;;
1253       esac
1254     else
1255       case `/usr/bin/file conftest.$ac_objext` in
1256         *32-bit*)
1257           LD="${LD-ld} -32"
1258           ;;
1259         *N32*)
1260           LD="${LD-ld} -n32"
1261           ;;
1262         *64-bit*)
1263           LD="${LD-ld} -64"
1264           ;;
1265       esac
1266     fi
1267   fi
1268   rm -rf conftest*
1269   ;;
1270
1271 x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
1272 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1273   # Find out which ABI we are using.
1274   echo 'int i;' > conftest.$ac_ext
1275   if AC_TRY_EVAL(ac_compile); then
1276     case `/usr/bin/file conftest.o` in
1277       *32-bit*)
1278         case $host in
1279           x86_64-*kfreebsd*-gnu)
1280             LD="${LD-ld} -m elf_i386_fbsd"
1281             ;;
1282           x86_64-*linux*)
1283             LD="${LD-ld} -m elf_i386"
1284             ;;
1285           ppc64-*linux*|powerpc64-*linux*)
1286             LD="${LD-ld} -m elf32ppclinux"
1287             ;;
1288           s390x-*linux*)
1289             LD="${LD-ld} -m elf_s390"
1290             ;;
1291           sparc64-*linux*)
1292             LD="${LD-ld} -m elf32_sparc"
1293             ;;
1294         esac
1295         ;;
1296       *64-bit*)
1297         case $host in
1298           x86_64-*kfreebsd*-gnu)
1299             LD="${LD-ld} -m elf_x86_64_fbsd"
1300             ;;
1301           x86_64-*linux*)
1302             LD="${LD-ld} -m elf_x86_64"
1303             ;;
1304           ppc*-*linux*|powerpc*-*linux*)
1305             LD="${LD-ld} -m elf64ppc"
1306             ;;
1307           s390*-*linux*|s390*-*tpf*)
1308             LD="${LD-ld} -m elf64_s390"
1309             ;;
1310           sparc*-*linux*)
1311             LD="${LD-ld} -m elf64_sparc"
1312             ;;
1313         esac
1314         ;;
1315     esac
1316   fi
1317   rm -rf conftest*
1318   ;;
1319
1320 *-*-sco3.2v5*)
1321   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1322   SAVE_CFLAGS="$CFLAGS"
1323   CFLAGS="$CFLAGS -belf"
1324   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1325     [AC_LANG_PUSH(C)
1326      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1327      AC_LANG_POP])
1328   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1329     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1330     CFLAGS="$SAVE_CFLAGS"
1331   fi
1332   ;;
1333 sparc*-*solaris*)
1334   # Find out which ABI we are using.
1335   echo 'int i;' > conftest.$ac_ext
1336   if AC_TRY_EVAL(ac_compile); then
1337     case `/usr/bin/file conftest.o` in
1338     *64-bit*)
1339       case $lt_cv_prog_gnu_ld in
1340       yes*) LD="${LD-ld} -m elf64_sparc" ;;
1341       *)
1342         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1343           LD="${LD-ld} -64"
1344         fi
1345         ;;
1346       esac
1347       ;;
1348     esac
1349   fi
1350   rm -rf conftest*
1351   ;;
1352 esac
1353
1354 need_locks="$enable_libtool_lock"
1355 ])# _LT_ENABLE_LOCK
1356
1357
1358 # _LT_PROG_AR
1359 # -----------
1360 m4_defun([_LT_PROG_AR],
1361 [AC_CHECK_TOOLS(AR, [ar], false)
1362 : ${AR=ar}
1363 : ${AR_FLAGS=cru}
1364 _LT_DECL([], [AR], [1], [The archiver])
1365 _LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1366
1367 AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1368   [lt_cv_ar_at_file=no
1369    AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1370      [echo conftest.$ac_objext > conftest.lst
1371       lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1372       AC_TRY_EVAL([lt_ar_try])
1373       if test "$ac_status" -eq 0; then
1374         # Ensure the archiver fails upon bogus file names.
1375         rm -f conftest.$ac_objext libconftest.a
1376         AC_TRY_EVAL([lt_ar_try])
1377         if test "$ac_status" -ne 0; then
1378           lt_cv_ar_at_file=@
1379         fi
1380       fi
1381       rm -f conftest.* libconftest.a
1382      ])
1383   ])
1384
1385 if test "x$lt_cv_ar_at_file" = xno; then
1386   archiver_list_spec=
1387 else
1388   archiver_list_spec=$lt_cv_ar_at_file
1389 fi
1390 _LT_DECL([], [archiver_list_spec], [1],
1391   [How to feed a file listing to the archiver])
1392 ])# _LT_PROG_AR
1393
1394
1395 # _LT_CMD_OLD_ARCHIVE
1396 # -------------------
1397 m4_defun([_LT_CMD_OLD_ARCHIVE],
1398 [_LT_PROG_AR
1399
1400 AC_CHECK_TOOL(STRIP, strip, :)
1401 test -z "$STRIP" && STRIP=:
1402 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1403
1404 AC_CHECK_TOOL(RANLIB, ranlib, :)
1405 test -z "$RANLIB" && RANLIB=:
1406 _LT_DECL([], [RANLIB], [1],
1407     [Commands used to install an old-style archive])
1408
1409 # Determine commands to create old-style static archives.
1410 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1411 old_postinstall_cmds='chmod 644 $oldlib'
1412 old_postuninstall_cmds=
1413
1414 if test -n "$RANLIB"; then
1415   case $host_os in
1416   openbsd*)
1417     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1418     ;;
1419   *)
1420     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1421     ;;
1422   esac
1423   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1424 fi
1425
1426 case $host_os in
1427   darwin*)
1428     lock_old_archive_extraction=yes ;;
1429   *)
1430     lock_old_archive_extraction=no ;;
1431 esac
1432 _LT_DECL([], [old_postinstall_cmds], [2])
1433 _LT_DECL([], [old_postuninstall_cmds], [2])
1434 _LT_TAGDECL([], [old_archive_cmds], [2],
1435     [Commands used to build an old-style archive])
1436 _LT_DECL([], [lock_old_archive_extraction], [0],
1437     [Whether to use a lock for old archive extraction])
1438 ])# _LT_CMD_OLD_ARCHIVE
1439
1440
1441 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1442 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1443 # ----------------------------------------------------------------
1444 # Check whether the given compiler option works
1445 AC_DEFUN([_LT_COMPILER_OPTION],
1446 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1447 m4_require([_LT_DECL_SED])dnl
1448 AC_CACHE_CHECK([$1], [$2],
1449   [$2=no
1450    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1451    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1452    lt_compiler_flag="$3"
1453    # Insert the option either (1) after the last *FLAGS variable, or
1454    # (2) before a word containing "conftest.", or (3) at the end.
1455    # Note that $ac_compile itself does not contain backslashes and begins
1456    # with a dollar sign (not a hyphen), so the echo should work correctly.
1457    # The option is referenced via a variable to avoid confusing sed.
1458    lt_compile=`echo "$ac_compile" | $SED \
1459    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1460    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1461    -e 's:$: $lt_compiler_flag:'`
1462    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1463    (eval "$lt_compile" 2>conftest.err)
1464    ac_status=$?
1465    cat conftest.err >&AS_MESSAGE_LOG_FD
1466    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1467    if (exit $ac_status) && test -s "$ac_outfile"; then
1468      # The compiler can only warn and ignore the option if not recognized
1469      # So say no if there are warnings other than the usual output.
1470      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1471      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1472      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1473        $2=yes
1474      fi
1475    fi
1476    $RM conftest*
1477 ])
1478
1479 if test x"[$]$2" = xyes; then
1480     m4_if([$5], , :, [$5])
1481 else
1482     m4_if([$6], , :, [$6])
1483 fi
1484 ])# _LT_COMPILER_OPTION
1485
1486 # Old name:
1487 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1488 dnl aclocal-1.4 backwards compatibility:
1489 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1490
1491
1492 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1493 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1494 # ----------------------------------------------------
1495 # Check whether the given linker option works
1496 AC_DEFUN([_LT_LINKER_OPTION],
1497 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1498 m4_require([_LT_DECL_SED])dnl
1499 AC_CACHE_CHECK([$1], [$2],
1500   [$2=no
1501    save_LDFLAGS="$LDFLAGS"
1502    LDFLAGS="$LDFLAGS $3"
1503    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1504    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1505      # The linker can only warn and ignore the option if not recognized
1506      # So say no if there are warnings
1507      if test -s conftest.err; then
1508        # Append any errors to the config.log.
1509        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1510        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1511        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1512        if diff conftest.exp conftest.er2 >/dev/null; then
1513          $2=yes
1514        fi
1515      else
1516        $2=yes
1517      fi
1518    fi
1519    $RM -r conftest*
1520    LDFLAGS="$save_LDFLAGS"
1521 ])
1522
1523 if test x"[$]$2" = xyes; then
1524     m4_if([$4], , :, [$4])
1525 else
1526     m4_if([$5], , :, [$5])
1527 fi
1528 ])# _LT_LINKER_OPTION
1529
1530 # Old name:
1531 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1532 dnl aclocal-1.4 backwards compatibility:
1533 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1534
1535
1536 # LT_CMD_MAX_LEN
1537 #---------------
1538 AC_DEFUN([LT_CMD_MAX_LEN],
1539 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1540 # find the maximum length of command line arguments
1541 AC_MSG_CHECKING([the maximum length of command line arguments])
1542 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1543   i=0
1544   teststring="ABCD"
1545
1546   case $build_os in
1547   msdosdjgpp*)
1548     # On DJGPP, this test can blow up pretty badly due to problems in libc
1549     # (any single argument exceeding 2000 bytes causes a buffer overrun
1550     # during glob expansion).  Even if it were fixed, the result of this
1551     # check would be larger than it should be.
1552     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1553     ;;
1554
1555   gnu*)
1556     # Under GNU Hurd, this test is not required because there is
1557     # no limit to the length of command line arguments.
1558     # Libtool will interpret -1 as no limit whatsoever
1559     lt_cv_sys_max_cmd_len=-1;
1560     ;;
1561
1562   cygwin* | mingw* | cegcc*)
1563     # On Win9x/ME, this test blows up -- it succeeds, but takes
1564     # about 5 minutes as the teststring grows exponentially.
1565     # Worse, since 9x/ME are not pre-emptively multitasking,
1566     # you end up with a "frozen" computer, even though with patience
1567     # the test eventually succeeds (with a max line length of 256k).
1568     # Instead, let's just punt: use the minimum linelength reported by
1569     # all of the supported platforms: 8192 (on NT/2K/XP).
1570     lt_cv_sys_max_cmd_len=8192;
1571     ;;
1572
1573   mint*)
1574     # On MiNT this can take a long time and run out of memory.
1575     lt_cv_sys_max_cmd_len=8192;
1576     ;;
1577
1578   amigaos*)
1579     # On AmigaOS with pdksh, this test takes hours, literally.
1580     # So we just punt and use a minimum line length of 8192.
1581     lt_cv_sys_max_cmd_len=8192;
1582     ;;
1583
1584   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1585     # This has been around since 386BSD, at least.  Likely further.
1586     if test -x /sbin/sysctl; then
1587       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1588     elif test -x /usr/sbin/sysctl; then
1589       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1590     else
1591       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1592     fi
1593     # And add a safety zone
1594     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1595     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1596     ;;
1597
1598   interix*)
1599     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1600     lt_cv_sys_max_cmd_len=196608
1601     ;;
1602
1603   osf*)
1604     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1605     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1606     # nice to cause kernel panics so lets avoid the loop below.
1607     # First set a reasonable default.
1608     lt_cv_sys_max_cmd_len=16384
1609     #
1610     if test -x /sbin/sysconfig; then
1611       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1612         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1613       esac
1614     fi
1615     ;;
1616   sco3.2v5*)
1617     lt_cv_sys_max_cmd_len=102400
1618     ;;
1619   sysv5* | sco5v6* | sysv4.2uw2*)
1620     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1621     if test -n "$kargmax"; then
1622       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1623     else
1624       lt_cv_sys_max_cmd_len=32768
1625     fi
1626     ;;
1627   *)
1628     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1629     if test -n "$lt_cv_sys_max_cmd_len"; then
1630       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1631       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1632     else
1633       # Make teststring a little bigger before we do anything with it.
1634       # a 1K string should be a reasonable start.
1635       for i in 1 2 3 4 5 6 7 8 ; do
1636         teststring=$teststring$teststring
1637       done
1638       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1639       # If test is not a shell built-in, we'll probably end up computing a
1640       # maximum length that is only half of the actual maximum length, but
1641       # we can't tell.
1642       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
1643                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1644               test $i != 17 # 1/2 MB should be enough
1645       do
1646         i=`expr $i + 1`
1647         teststring=$teststring$teststring
1648       done
1649       # Only check the string length outside the loop.
1650       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1651       teststring=
1652       # Add a significant safety factor because C++ compilers can tack on
1653       # massive amounts of additional arguments before passing them to the
1654       # linker.  It appears as though 1/2 is a usable value.
1655       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1656     fi
1657     ;;
1658   esac
1659 ])
1660 if test -n $lt_cv_sys_max_cmd_len ; then
1661   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1662 else
1663   AC_MSG_RESULT(none)
1664 fi
1665 max_cmd_len=$lt_cv_sys_max_cmd_len
1666 _LT_DECL([], [max_cmd_len], [0],
1667     [What is the maximum length of a command?])
1668 ])# LT_CMD_MAX_LEN
1669
1670 # Old name:
1671 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1672 dnl aclocal-1.4 backwards compatibility:
1673 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1674
1675
1676 # _LT_HEADER_DLFCN
1677 # ----------------
1678 m4_defun([_LT_HEADER_DLFCN],
1679 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1680 ])# _LT_HEADER_DLFCN
1681
1682
1683 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1684 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1685 # ----------------------------------------------------------------
1686 m4_defun([_LT_TRY_DLOPEN_SELF],
1687 [m4_require([_LT_HEADER_DLFCN])dnl
1688 if test "$cross_compiling" = yes; then :
1689   [$4]
1690 else
1691   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1692   lt_status=$lt_dlunknown
1693   cat > conftest.$ac_ext <<_LT_EOF
1694 [#line $LINENO "configure"
1695 #include "confdefs.h"
1696
1697 #if HAVE_DLFCN_H
1698 #include <dlfcn.h>
1699 #endif
1700
1701 #include <stdio.h>
1702
1703 #ifdef RTLD_GLOBAL
1704 #  define LT_DLGLOBAL           RTLD_GLOBAL
1705 #else
1706 #  ifdef DL_GLOBAL
1707 #    define LT_DLGLOBAL         DL_GLOBAL
1708 #  else
1709 #    define LT_DLGLOBAL         0
1710 #  endif
1711 #endif
1712
1713 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1714    find out it does not work in some platform. */
1715 #ifndef LT_DLLAZY_OR_NOW
1716 #  ifdef RTLD_LAZY
1717 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1718 #  else
1719 #    ifdef DL_LAZY
1720 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1721 #    else
1722 #      ifdef RTLD_NOW
1723 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1724 #      else
1725 #        ifdef DL_NOW
1726 #          define LT_DLLAZY_OR_NOW      DL_NOW
1727 #        else
1728 #          define LT_DLLAZY_OR_NOW      0
1729 #        endif
1730 #      endif
1731 #    endif
1732 #  endif
1733 #endif
1734
1735 /* When -fvisbility=hidden is used, assume the code has been annotated
1736    correspondingly for the symbols needed.  */
1737 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1738 int fnord () __attribute__((visibility("default")));
1739 #endif
1740
1741 int fnord () { return 42; }
1742 int main ()
1743 {
1744   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1745   int status = $lt_dlunknown;
1746
1747   if (self)
1748     {
1749       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1750       else
1751         {
1752           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1753           else puts (dlerror ());
1754         }
1755       /* dlclose (self); */
1756     }
1757   else
1758     puts (dlerror ());
1759
1760   return status;
1761 }]
1762 _LT_EOF
1763   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1764     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1765     lt_status=$?
1766     case x$lt_status in
1767       x$lt_dlno_uscore) $1 ;;
1768       x$lt_dlneed_uscore) $2 ;;
1769       x$lt_dlunknown|x*) $3 ;;
1770     esac
1771   else :
1772     # compilation failed
1773     $3
1774   fi
1775 fi
1776 rm -fr conftest*
1777 ])# _LT_TRY_DLOPEN_SELF
1778
1779
1780 # LT_SYS_DLOPEN_SELF
1781 # ------------------
1782 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1783 [m4_require([_LT_HEADER_DLFCN])dnl
1784 if test "x$enable_dlopen" != xyes; then
1785   enable_dlopen=unknown
1786   enable_dlopen_self=unknown
1787   enable_dlopen_self_static=unknown
1788 else
1789   lt_cv_dlopen=no
1790   lt_cv_dlopen_libs=
1791
1792   case $host_os in
1793   beos*)
1794     lt_cv_dlopen="load_add_on"
1795     lt_cv_dlopen_libs=
1796     lt_cv_dlopen_self=yes
1797     ;;
1798
1799   mingw* | pw32* | cegcc*)
1800     lt_cv_dlopen="LoadLibrary"
1801     lt_cv_dlopen_libs=
1802     ;;
1803
1804   cygwin*)
1805     lt_cv_dlopen="dlopen"
1806     lt_cv_dlopen_libs=
1807     ;;
1808
1809   darwin*)
1810   # if libdl is installed we need to link against it
1811     AC_CHECK_LIB([dl], [dlopen],
1812                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1813     lt_cv_dlopen="dyld"
1814     lt_cv_dlopen_libs=
1815     lt_cv_dlopen_self=yes
1816     ])
1817     ;;
1818
1819   *)
1820     AC_CHECK_FUNC([shl_load],
1821           [lt_cv_dlopen="shl_load"],
1822       [AC_CHECK_LIB([dld], [shl_load],
1823             [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1824         [AC_CHECK_FUNC([dlopen],
1825               [lt_cv_dlopen="dlopen"],
1826           [AC_CHECK_LIB([dl], [dlopen],
1827                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1828             [AC_CHECK_LIB([svld], [dlopen],
1829                   [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1830               [AC_CHECK_LIB([dld], [dld_link],
1831                     [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1832               ])
1833             ])
1834           ])
1835         ])
1836       ])
1837     ;;
1838   esac
1839
1840   if test "x$lt_cv_dlopen" != xno; then
1841     enable_dlopen=yes
1842   else
1843     enable_dlopen=no
1844   fi
1845
1846   case $lt_cv_dlopen in
1847   dlopen)
1848     save_CPPFLAGS="$CPPFLAGS"
1849     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1850
1851     save_LDFLAGS="$LDFLAGS"
1852     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1853
1854     save_LIBS="$LIBS"
1855     LIBS="$lt_cv_dlopen_libs $LIBS"
1856
1857     AC_CACHE_CHECK([whether a program can dlopen itself],
1858           lt_cv_dlopen_self, [dnl
1859           _LT_TRY_DLOPEN_SELF(
1860             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1861             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1862     ])
1863
1864     if test "x$lt_cv_dlopen_self" = xyes; then
1865       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1866       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1867           lt_cv_dlopen_self_static, [dnl
1868           _LT_TRY_DLOPEN_SELF(
1869             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1870             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1871       ])
1872     fi
1873
1874     CPPFLAGS="$save_CPPFLAGS"
1875     LDFLAGS="$save_LDFLAGS"
1876     LIBS="$save_LIBS"
1877     ;;
1878   esac
1879
1880   case $lt_cv_dlopen_self in
1881   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1882   *) enable_dlopen_self=unknown ;;
1883   esac
1884
1885   case $lt_cv_dlopen_self_static in
1886   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1887   *) enable_dlopen_self_static=unknown ;;
1888   esac
1889 fi
1890 _LT_DECL([dlopen_support], [enable_dlopen], [0],
1891          [Whether dlopen is supported])
1892 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1893          [Whether dlopen of programs is supported])
1894 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1895          [Whether dlopen of statically linked programs is supported])
1896 ])# LT_SYS_DLOPEN_SELF
1897
1898 # Old name:
1899 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1900 dnl aclocal-1.4 backwards compatibility:
1901 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1902
1903
1904 # _LT_COMPILER_C_O([TAGNAME])
1905 # ---------------------------
1906 # Check to see if options -c and -o are simultaneously supported by compiler.
1907 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
1908 m4_defun([_LT_COMPILER_C_O],
1909 [m4_require([_LT_DECL_SED])dnl
1910 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1911 m4_require([_LT_TAG_COMPILER])dnl
1912 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1913   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1914   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1915    $RM -r conftest 2>/dev/null
1916    mkdir conftest
1917    cd conftest
1918    mkdir out
1919    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1920
1921    lt_compiler_flag="-o out/conftest2.$ac_objext"
1922    # Insert the option either (1) after the last *FLAGS variable, or
1923    # (2) before a word containing "conftest.", or (3) at the end.
1924    # Note that $ac_compile itself does not contain backslashes and begins
1925    # with a dollar sign (not a hyphen), so the echo should work correctly.
1926    lt_compile=`echo "$ac_compile" | $SED \
1927    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1928    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1929    -e 's:$: $lt_compiler_flag:'`
1930    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1931    (eval "$lt_compile" 2>out/conftest.err)
1932    ac_status=$?
1933    cat out/conftest.err >&AS_MESSAGE_LOG_FD
1934    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1935    if (exit $ac_status) && test -s out/conftest2.$ac_objext
1936    then
1937      # The compiler can only warn and ignore the option if not recognized
1938      # So say no if there are warnings
1939      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
1940      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1941      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
1942        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1943      fi
1944    fi
1945    chmod u+w . 2>&AS_MESSAGE_LOG_FD
1946    $RM conftest*
1947    # SGI C++ compiler will create directory out/ii_files/ for
1948    # template instantiation
1949    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1950    $RM out/* && rmdir out
1951    cd ..
1952    $RM -r conftest
1953    $RM conftest*
1954 ])
1955 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1956         [Does compiler simultaneously support -c and -o options?])
1957 ])# _LT_COMPILER_C_O
1958
1959
1960 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
1961 # ----------------------------------
1962 # Check to see if we can do hard links to lock some files if needed
1963 m4_defun([_LT_COMPILER_FILE_LOCKS],
1964 [m4_require([_LT_ENABLE_LOCK])dnl
1965 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1966 _LT_COMPILER_C_O([$1])
1967
1968 hard_links="nottested"
1969 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1970   # do not overwrite the value of need_locks provided by the user
1971   AC_MSG_CHECKING([if we can lock with hard links])
1972   hard_links=yes
1973   $RM conftest*
1974   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1975   touch conftest.a
1976   ln conftest.a conftest.b 2>&5 || hard_links=no
1977   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1978   AC_MSG_RESULT([$hard_links])
1979   if test "$hard_links" = no; then
1980     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1981     need_locks=warn
1982   fi
1983 else
1984   need_locks=no
1985 fi
1986 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1987 ])# _LT_COMPILER_FILE_LOCKS
1988
1989
1990 # _LT_CHECK_OBJDIR
1991 # ----------------
1992 m4_defun([_LT_CHECK_OBJDIR],
1993 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1994 [rm -f .libs 2>/dev/null
1995 mkdir .libs 2>/dev/null
1996 if test -d .libs; then
1997   lt_cv_objdir=.libs
1998 else
1999   # MS-DOS does not allow filenames that begin with a dot.
2000   lt_cv_objdir=_libs
2001 fi
2002 rmdir .libs 2>/dev/null])
2003 objdir=$lt_cv_objdir
2004 _LT_DECL([], [objdir], [0],
2005          [The name of the directory that contains temporary libtool files])dnl
2006 m4_pattern_allow([LT_OBJDIR])dnl
2007 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
2008   [Define to the sub-directory in which libtool stores uninstalled libraries.])
2009 ])# _LT_CHECK_OBJDIR
2010
2011
2012 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2013 # --------------------------------------
2014 # Check hardcoding attributes.
2015 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2016 [AC_MSG_CHECKING([how to hardcode library paths into programs])
2017 _LT_TAGVAR(hardcode_action, $1)=
2018 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2019    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2020    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
2021
2022   # We can hardcode non-existent directories.
2023   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
2024      # If the only mechanism to avoid hardcoding is shlibpath_var, we
2025      # have to relink, otherwise we might link with an installed library
2026      # when we should be linking with a yet-to-be-installed one
2027      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
2028      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
2029     # Linking always hardcodes the temporary library directory.
2030     _LT_TAGVAR(hardcode_action, $1)=relink
2031   else
2032     # We can link without hardcoding, and we can hardcode nonexisting dirs.
2033     _LT_TAGVAR(hardcode_action, $1)=immediate
2034   fi
2035 else
2036   # We cannot hardcode anything, or else we can only hardcode existing
2037   # directories.
2038   _LT_TAGVAR(hardcode_action, $1)=unsupported
2039 fi
2040 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2041
2042 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
2043    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
2044   # Fast installation is not supported
2045   enable_fast_install=no
2046 elif test "$shlibpath_overrides_runpath" = yes ||
2047      test "$enable_shared" = no; then
2048   # Fast installation is not necessary
2049   enable_fast_install=needless
2050 fi
2051 _LT_TAGDECL([], [hardcode_action], [0],
2052     [How to hardcode a shared library path into an executable])
2053 ])# _LT_LINKER_HARDCODE_LIBPATH
2054
2055
2056 # _LT_CMD_STRIPLIB
2057 # ----------------
2058 m4_defun([_LT_CMD_STRIPLIB],
2059 [m4_require([_LT_DECL_EGREP])
2060 striplib=
2061 old_striplib=
2062 AC_MSG_CHECKING([whether stripping libraries is possible])
2063 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2064   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2065   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2066   AC_MSG_RESULT([yes])
2067 else
2068 # FIXME - insert some real tests, host_os isn't really good enough
2069   case $host_os in
2070   darwin*)
2071     if test -n "$STRIP" ; then
2072       striplib="$STRIP -x"
2073       old_striplib="$STRIP -S"
2074       AC_MSG_RESULT([yes])
2075     else
2076       AC_MSG_RESULT([no])
2077     fi
2078     ;;
2079   *)
2080     AC_MSG_RESULT([no])
2081     ;;
2082   esac
2083 fi
2084 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2085 _LT_DECL([], [striplib], [1])
2086 ])# _LT_CMD_STRIPLIB
2087
2088
2089 # _LT_SYS_DYNAMIC_LINKER([TAG])
2090 # -----------------------------
2091 # PORTME Fill in your ld.so characteristics
2092 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2093 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2094 m4_require([_LT_DECL_EGREP])dnl
2095 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2096 m4_require([_LT_DECL_OBJDUMP])dnl
2097 m4_require([_LT_DECL_SED])dnl
2098 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2099 AC_MSG_CHECKING([dynamic linker characteristics])
2100 m4_if([$1],
2101         [], [
2102 if test "$GCC" = yes; then
2103   case $host_os in
2104     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2105     *) lt_awk_arg="/^libraries:/" ;;
2106   esac
2107   case $host_os in
2108     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2109     *) lt_sed_strip_eq="s,=/,/,g" ;;
2110   esac
2111   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2112   case $lt_search_path_spec in
2113   *\;*)
2114     # if the path contains ";" then we assume it to be the separator
2115     # otherwise default to the standard path separator (i.e. ":") - it is
2116     # assumed that no part of a normal pathname contains ";" but that should
2117     # okay in the real world where ";" in dirpaths is itself problematic.
2118     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2119     ;;
2120   *)
2121     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2122     ;;
2123   esac
2124   # Ok, now we have the path, separated by spaces, we can step through it
2125   # and add multilib dir if necessary.
2126   lt_tmp_lt_search_path_spec=
2127   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2128   for lt_sys_path in $lt_search_path_spec; do
2129     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2130       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2131     else
2132       test -d "$lt_sys_path" && \
2133         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2134     fi
2135   done
2136   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2137 BEGIN {RS=" "; FS="/|\n";} {
2138   lt_foo="";
2139   lt_count=0;
2140   for (lt_i = NF; lt_i > 0; lt_i--) {
2141     if ($lt_i != "" && $lt_i != ".") {
2142       if ($lt_i == "..") {
2143         lt_count++;
2144       } else {
2145         if (lt_count == 0) {
2146           lt_foo="/" $lt_i lt_foo;
2147         } else {
2148           lt_count--;
2149         }
2150       }
2151     }
2152   }
2153   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2154   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2155 }'`
2156   # AWK program above erroneously prepends '/' to C:/dos/paths
2157   # for these hosts.
2158   case $host_os in
2159     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2160       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2161   esac
2162   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2163 else
2164   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2165 fi])
2166 library_names_spec=
2167 libname_spec='lib$name'
2168 soname_spec=
2169 shrext_cmds=".so"
2170 postinstall_cmds=
2171 postuninstall_cmds=
2172 finish_cmds=
2173 finish_eval=
2174 shlibpath_var=
2175 shlibpath_overrides_runpath=unknown
2176 version_type=none
2177 dynamic_linker="$host_os ld.so"
2178 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2179 need_lib_prefix=unknown
2180 hardcode_into_libs=no
2181
2182 # when you set need_version to no, make sure it does not cause -set_version
2183 # flags to be left without arguments
2184 need_version=unknown
2185
2186 case $host_os in
2187 aix3*)
2188   version_type=linux
2189   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2190   shlibpath_var=LIBPATH
2191
2192   # AIX 3 has no versioning support, so we append a major version to the name.
2193   soname_spec='${libname}${release}${shared_ext}$major'
2194   ;;
2195
2196 aix[[4-9]]*)
2197   version_type=linux
2198   need_lib_prefix=no
2199   need_version=no
2200   hardcode_into_libs=yes
2201   if test "$host_cpu" = ia64; then
2202     # AIX 5 supports IA64
2203     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2204     shlibpath_var=LD_LIBRARY_PATH
2205   else
2206     # With GCC up to 2.95.x, collect2 would create an import file
2207     # for dependence libraries.  The import file would start with
2208     # the line `#! .'.  This would cause the generated library to
2209     # depend on `.', always an invalid library.  This was fixed in
2210     # development snapshots of GCC prior to 3.0.
2211     case $host_os in
2212       aix4 | aix4.[[01]] | aix4.[[01]].*)
2213       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2214            echo ' yes '
2215            echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2216         :
2217       else
2218         can_build_shared=no
2219       fi
2220       ;;
2221     esac
2222     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2223     # soname into executable. Probably we can add versioning support to
2224     # collect2, so additional links can be useful in future.
2225     if test "$aix_use_runtimelinking" = yes; then
2226       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2227       # instead of lib<name>.a to let people know that these are not
2228       # typical AIX shared libraries.
2229       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2230     else
2231       # We preserve .a as extension for shared libraries through AIX4.2
2232       # and later when we are not doing run time linking.
2233       library_names_spec='${libname}${release}.a $libname.a'
2234       soname_spec='${libname}${release}${shared_ext}$major'
2235     fi
2236     shlibpath_var=LIBPATH
2237   fi
2238   ;;
2239
2240 amigaos*)
2241   case $host_cpu in
2242   powerpc)
2243     # Since July 2007 AmigaOS4 officially supports .so libraries.
2244     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2245     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2246     ;;
2247   m68k)
2248     library_names_spec='$libname.ixlibrary $libname.a'
2249     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2250     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2251     ;;
2252   esac
2253   ;;
2254
2255 beos*)
2256   library_names_spec='${libname}${shared_ext}'
2257   dynamic_linker="$host_os ld.so"
2258   shlibpath_var=LIBRARY_PATH
2259   ;;
2260
2261 bsdi[[45]]*)
2262   version_type=linux
2263   need_version=no
2264   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2265   soname_spec='${libname}${release}${shared_ext}$major'
2266   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2267   shlibpath_var=LD_LIBRARY_PATH
2268   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2269   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2270   # the default ld.so.conf also contains /usr/contrib/lib and
2271   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2272   # libtool to hard-code these into programs
2273   ;;
2274
2275 cygwin* | mingw* | pw32* | cegcc*)
2276   version_type=windows
2277   shrext_cmds=".dll"
2278   need_version=no
2279   need_lib_prefix=no
2280
2281   case $GCC,$cc_basename in
2282   yes,*)
2283     # gcc
2284     library_names_spec='$libname.dll.a'
2285     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2286     postinstall_cmds='base_file=`basename \${file}`~
2287       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2288       dldir=$destdir/`dirname \$dlpath`~
2289       test -d \$dldir || mkdir -p \$dldir~
2290       $install_prog $dir/$dlname \$dldir/$dlname~
2291       chmod a+x \$dldir/$dlname~
2292       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2293         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2294       fi'
2295     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2296       dlpath=$dir/\$dldll~
2297        $RM \$dlpath'
2298     shlibpath_overrides_runpath=yes
2299
2300     case $host_os in
2301     cygwin*)
2302       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2303       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2304 m4_if([$1], [],[
2305       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2306       ;;
2307     mingw* | cegcc*)
2308       # MinGW DLLs use traditional 'lib' prefix
2309       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2310       ;;
2311     pw32*)
2312       # pw32 DLLs use 'pw' prefix rather than 'lib'
2313       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2314       ;;
2315     esac
2316     dynamic_linker='Win32 ld.exe'
2317     ;;
2318
2319   *,cl*)
2320     # Native MSVC
2321     libname_spec='$name'
2322     soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2323     library_names_spec='${libname}.dll.lib'
2324
2325     case $build_os in
2326     mingw*)
2327       sys_lib_search_path_spec=
2328       lt_save_ifs=$IFS
2329       IFS=';'
2330       for lt_path in $LIB
2331       do
2332         IFS=$lt_save_ifs
2333         # Let DOS variable expansion print the short 8.3 style file name.
2334         lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2335         sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2336       done
2337       IFS=$lt_save_ifs
2338       # Convert to MSYS style.
2339       sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2340       ;;
2341     cygwin*)
2342       # Convert to unix form, then to dos form, then back to unix form
2343       # but this time dos style (no spaces!) so that the unix form looks
2344       # like /cygdrive/c/PROGRA~1:/cygdr...
2345       sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2346       sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2347       sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2348       ;;
2349     *)
2350       sys_lib_search_path_spec="$LIB"
2351       if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2352         # It is most probably a Windows format PATH.
2353         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2354       else
2355         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2356       fi
2357       # FIXME: find the short name or the path components, as spaces are
2358       # common. (e.g. "Program Files" -> "PROGRA~1")
2359       ;;
2360     esac
2361
2362     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2363     postinstall_cmds='base_file=`basename \${file}`~
2364       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2365       dldir=$destdir/`dirname \$dlpath`~
2366       test -d \$dldir || mkdir -p \$dldir~
2367       $install_prog $dir/$dlname \$dldir/$dlname'
2368     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2369       dlpath=$dir/\$dldll~
2370        $RM \$dlpath'
2371     shlibpath_overrides_runpath=yes
2372     dynamic_linker='Win32 link.exe'
2373     ;;
2374
2375   *)
2376     # Assume MSVC wrapper
2377     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2378     dynamic_linker='Win32 ld.exe'
2379     ;;
2380   esac
2381   # FIXME: first we should search . and the directory the executable is in
2382   shlibpath_var=PATH
2383   ;;
2384
2385 darwin* | rhapsody*)
2386   dynamic_linker="$host_os dyld"
2387   version_type=darwin
2388   need_lib_prefix=no
2389   need_version=no
2390   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2391   soname_spec='${libname}${release}${major}$shared_ext'
2392   shlibpath_overrides_runpath=yes
2393   shlibpath_var=DYLD_LIBRARY_PATH
2394   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2395 m4_if([$1], [],[
2396   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2397   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2398   ;;
2399
2400 dgux*)
2401   version_type=linux
2402   need_lib_prefix=no
2403   need_version=no
2404   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2405   soname_spec='${libname}${release}${shared_ext}$major'
2406   shlibpath_var=LD_LIBRARY_PATH
2407   ;;
2408
2409 freebsd1*)
2410   dynamic_linker=no
2411   ;;
2412
2413 freebsd* | dragonfly*)
2414   # DragonFly does not have aout.  When/if they implement a new
2415   # versioning mechanism, adjust this.
2416   if test -x /usr/bin/objformat; then
2417     objformat=`/usr/bin/objformat`
2418   else
2419     case $host_os in
2420     freebsd[[123]]*) objformat=aout ;;
2421     *) objformat=elf ;;
2422     esac
2423   fi
2424   version_type=freebsd-$objformat
2425   case $version_type in
2426     freebsd-elf*)
2427       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2428       need_version=no
2429       need_lib_prefix=no
2430       ;;
2431     freebsd-*)
2432       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2433       need_version=yes
2434       ;;
2435   esac
2436   shlibpath_var=LD_LIBRARY_PATH
2437   case $host_os in
2438   freebsd2*)
2439     shlibpath_overrides_runpath=yes
2440     ;;
2441   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2442     shlibpath_overrides_runpath=yes
2443     hardcode_into_libs=yes
2444     ;;
2445   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2446   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2447     shlibpath_overrides_runpath=no
2448     hardcode_into_libs=yes
2449     ;;
2450   *) # from 4.6 on, and DragonFly
2451     shlibpath_overrides_runpath=yes
2452     hardcode_into_libs=yes
2453     ;;
2454   esac
2455   ;;
2456
2457 gnu*)
2458   version_type=linux
2459   need_lib_prefix=no
2460   need_version=no
2461   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2462   soname_spec='${libname}${release}${shared_ext}$major'
2463   shlibpath_var=LD_LIBRARY_PATH
2464   hardcode_into_libs=yes
2465   ;;
2466
2467 haiku*)
2468   version_type=linux
2469   need_lib_prefix=no
2470   need_version=no
2471   dynamic_linker="$host_os runtime_loader"
2472   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2473   soname_spec='${libname}${release}${shared_ext}$major'
2474   shlibpath_var=LIBRARY_PATH
2475   shlibpath_overrides_runpath=yes
2476   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2477   hardcode_into_libs=yes
2478   ;;
2479
2480 hpux9* | hpux10* | hpux11*)
2481   # Give a soname corresponding to the major version so that dld.sl refuses to
2482   # link against other versions.
2483   version_type=sunos
2484   need_lib_prefix=no
2485   need_version=no
2486   case $host_cpu in
2487   ia64*)
2488     shrext_cmds='.so'
2489     hardcode_into_libs=yes
2490     dynamic_linker="$host_os dld.so"
2491     shlibpath_var=LD_LIBRARY_PATH
2492     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2493     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2494     soname_spec='${libname}${release}${shared_ext}$major'
2495     if test "X$HPUX_IA64_MODE" = X32; then
2496       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2497     else
2498       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2499     fi
2500     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2501     ;;
2502   hppa*64*)
2503     shrext_cmds='.sl'
2504     hardcode_into_libs=yes
2505     dynamic_linker="$host_os dld.sl"
2506     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2507     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2508     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2509     soname_spec='${libname}${release}${shared_ext}$major'
2510     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2511     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2512     ;;
2513   *)
2514     shrext_cmds='.sl'
2515     dynamic_linker="$host_os dld.sl"
2516     shlibpath_var=SHLIB_PATH
2517     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2518     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2519     soname_spec='${libname}${release}${shared_ext}$major'
2520     ;;
2521   esac
2522   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2523   postinstall_cmds='chmod 555 $lib'
2524   # or fails outright, so override atomically:
2525   install_override_mode=555
2526   ;;
2527
2528 interix[[3-9]]*)
2529   version_type=linux
2530   need_lib_prefix=no
2531   need_version=no
2532   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2533   soname_spec='${libname}${release}${shared_ext}$major'
2534   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2535   shlibpath_var=LD_LIBRARY_PATH
2536   shlibpath_overrides_runpath=no
2537   hardcode_into_libs=yes
2538   ;;
2539
2540 irix5* | irix6* | nonstopux*)
2541   case $host_os in
2542     nonstopux*) version_type=nonstopux ;;
2543     *)
2544         if test "$lt_cv_prog_gnu_ld" = yes; then
2545                 version_type=linux
2546         else
2547                 version_type=irix
2548         fi ;;
2549   esac
2550   need_lib_prefix=no
2551   need_version=no
2552   soname_spec='${libname}${release}${shared_ext}$major'
2553   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2554   case $host_os in
2555   irix5* | nonstopux*)
2556     libsuff= shlibsuff=
2557     ;;
2558   *)
2559     case $LD in # libtool.m4 will add one of these switches to LD
2560     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2561       libsuff= shlibsuff= libmagic=32-bit;;
2562     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2563       libsuff=32 shlibsuff=N32 libmagic=N32;;
2564     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2565       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2566     *) libsuff= shlibsuff= libmagic=never-match;;
2567     esac
2568     ;;
2569   esac
2570   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2571   shlibpath_overrides_runpath=no
2572   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2573   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2574   hardcode_into_libs=yes
2575   ;;
2576
2577 # No shared lib support for Linux oldld, aout, or coff.
2578 linux*oldld* | linux*aout* | linux*coff*)
2579   dynamic_linker=no
2580   ;;
2581
2582 # This must be Linux ELF.
2583 linux* | k*bsd*-gnu | kopensolaris*-gnu)
2584   version_type=linux
2585   need_lib_prefix=no
2586   need_version=no
2587   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2588   soname_spec='${libname}${release}${shared_ext}$major'
2589   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2590   shlibpath_var=LD_LIBRARY_PATH
2591   shlibpath_overrides_runpath=no
2592
2593   # Some binutils ld are patched to set DT_RUNPATH
2594   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2595     [lt_cv_shlibpath_overrides_runpath=no
2596     save_LDFLAGS=$LDFLAGS
2597     save_libdir=$libdir
2598     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2599          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2600     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2601       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2602          [lt_cv_shlibpath_overrides_runpath=yes])])
2603     LDFLAGS=$save_LDFLAGS
2604     libdir=$save_libdir
2605     ])
2606   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2607
2608   # This implies no fast_install, which is unacceptable.
2609   # Some rework will be needed to allow for fast_install
2610   # before this can be enabled.
2611   hardcode_into_libs=yes
2612
2613   # Append ld.so.conf contents to the search path
2614   if test -f /etc/ld.so.conf; then
2615     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2616     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2617   fi
2618
2619   # We used to test for /lib/ld.so.1 and disable shared libraries on
2620   # powerpc, because MkLinux only supported shared libraries with the
2621   # GNU dynamic linker.  Since this was broken with cross compilers,
2622   # most powerpc-linux boxes support dynamic linking these days and
2623   # people can always --disable-shared, the test was removed, and we
2624   # assume the GNU/Linux dynamic linker is in use.
2625   dynamic_linker='GNU/Linux ld.so'
2626   ;;
2627
2628 netbsd*)
2629   version_type=sunos
2630   need_lib_prefix=no
2631   need_version=no
2632   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2633     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2634     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2635     dynamic_linker='NetBSD (a.out) ld.so'
2636   else
2637     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2638     soname_spec='${libname}${release}${shared_ext}$major'
2639     dynamic_linker='NetBSD ld.elf_so'
2640   fi
2641   shlibpath_var=LD_LIBRARY_PATH
2642   shlibpath_overrides_runpath=yes
2643   hardcode_into_libs=yes
2644   ;;
2645
2646 newsos6)
2647   version_type=linux
2648   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2649   shlibpath_var=LD_LIBRARY_PATH
2650   shlibpath_overrides_runpath=yes
2651   ;;
2652
2653 *nto* | *qnx*)
2654   version_type=qnx
2655   need_lib_prefix=no
2656   need_version=no
2657   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2658   soname_spec='${libname}${release}${shared_ext}$major'
2659   shlibpath_var=LD_LIBRARY_PATH
2660   shlibpath_overrides_runpath=no
2661   hardcode_into_libs=yes
2662   dynamic_linker='ldqnx.so'
2663   ;;
2664
2665 openbsd*)
2666   version_type=sunos
2667   sys_lib_dlsearch_path_spec="/usr/lib"
2668   need_lib_prefix=no
2669   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2670   case $host_os in
2671     openbsd3.3 | openbsd3.3.*)  need_version=yes ;;
2672     *)                          need_version=no  ;;
2673   esac
2674   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2675   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2676   shlibpath_var=LD_LIBRARY_PATH
2677   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2678     case $host_os in
2679       openbsd2.[[89]] | openbsd2.[[89]].*)
2680         shlibpath_overrides_runpath=no
2681         ;;
2682       *)
2683         shlibpath_overrides_runpath=yes
2684         ;;
2685       esac
2686   else
2687     shlibpath_overrides_runpath=yes
2688   fi
2689   ;;
2690
2691 os2*)
2692   libname_spec='$name'
2693   shrext_cmds=".dll"
2694   need_lib_prefix=no
2695   library_names_spec='$libname${shared_ext} $libname.a'
2696   dynamic_linker='OS/2 ld.exe'
2697   shlibpath_var=LIBPATH
2698   ;;
2699
2700 osf3* | osf4* | osf5*)
2701   version_type=osf
2702   need_lib_prefix=no
2703   need_version=no
2704   soname_spec='${libname}${release}${shared_ext}$major'
2705   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2706   shlibpath_var=LD_LIBRARY_PATH
2707   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2708   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2709   ;;
2710
2711 rdos*)
2712   dynamic_linker=no
2713   ;;
2714
2715 solaris*)
2716   version_type=linux
2717   need_lib_prefix=no
2718   need_version=no
2719   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2720   soname_spec='${libname}${release}${shared_ext}$major'
2721   shlibpath_var=LD_LIBRARY_PATH
2722   shlibpath_overrides_runpath=yes
2723   hardcode_into_libs=yes
2724   # ldd complains unless libraries are executable
2725   postinstall_cmds='chmod +x $lib'
2726   ;;
2727
2728 sunos4*)
2729   version_type=sunos
2730   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2731   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2732   shlibpath_var=LD_LIBRARY_PATH
2733   shlibpath_overrides_runpath=yes
2734   if test "$with_gnu_ld" = yes; then
2735     need_lib_prefix=no
2736   fi
2737   need_version=yes
2738   ;;
2739
2740 sysv4 | sysv4.3*)
2741   version_type=linux
2742   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2743   soname_spec='${libname}${release}${shared_ext}$major'
2744   shlibpath_var=LD_LIBRARY_PATH
2745   case $host_vendor in
2746     sni)
2747       shlibpath_overrides_runpath=no
2748       need_lib_prefix=no
2749       runpath_var=LD_RUN_PATH
2750       ;;
2751     siemens)
2752       need_lib_prefix=no
2753       ;;
2754     motorola)
2755       need_lib_prefix=no
2756       need_version=no
2757       shlibpath_overrides_runpath=no
2758       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2759       ;;
2760   esac
2761   ;;
2762
2763 sysv4*MP*)
2764   if test -d /usr/nec ;then
2765     version_type=linux
2766     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2767     soname_spec='$libname${shared_ext}.$major'
2768     shlibpath_var=LD_LIBRARY_PATH
2769   fi
2770   ;;
2771
2772 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2773   version_type=freebsd-elf
2774   need_lib_prefix=no
2775   need_version=no
2776   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2777   soname_spec='${libname}${release}${shared_ext}$major'
2778   shlibpath_var=LD_LIBRARY_PATH
2779   shlibpath_overrides_runpath=yes
2780   hardcode_into_libs=yes
2781   if test "$with_gnu_ld" = yes; then
2782     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2783   else
2784     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2785     case $host_os in
2786       sco3.2v5*)
2787         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2788         ;;
2789     esac
2790   fi
2791   sys_lib_dlsearch_path_spec='/usr/lib'
2792   ;;
2793
2794 tpf*)
2795   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2796   version_type=linux
2797   need_lib_prefix=no
2798   need_version=no
2799   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2800   shlibpath_var=LD_LIBRARY_PATH
2801   shlibpath_overrides_runpath=no
2802   hardcode_into_libs=yes
2803   ;;
2804
2805 uts4*)
2806   version_type=linux
2807   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2808   soname_spec='${libname}${release}${shared_ext}$major'
2809   shlibpath_var=LD_LIBRARY_PATH
2810   ;;
2811
2812 *)
2813   dynamic_linker=no
2814   ;;
2815 esac
2816 AC_MSG_RESULT([$dynamic_linker])
2817 test "$dynamic_linker" = no && can_build_shared=no
2818
2819 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2820 if test "$GCC" = yes; then
2821   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2822 fi
2823
2824 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2825   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2826 fi
2827 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2828   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2829 fi
2830
2831 _LT_DECL([], [variables_saved_for_relink], [1],
2832     [Variables whose values should be saved in libtool wrapper scripts and
2833     restored at link time])
2834 _LT_DECL([], [need_lib_prefix], [0],
2835     [Do we need the "lib" prefix for modules?])
2836 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2837 _LT_DECL([], [version_type], [0], [Library versioning type])
2838 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2839 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2840 _LT_DECL([], [shlibpath_overrides_runpath], [0],
2841     [Is shlibpath searched before the hard-coded library search path?])
2842 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2843 _LT_DECL([], [library_names_spec], [1],
2844     [[List of archive names.  First name is the real one, the rest are links.
2845     The last name is the one that the linker finds with -lNAME]])
2846 _LT_DECL([], [soname_spec], [1],
2847     [[The coded name of the library, if different from the real name]])
2848 _LT_DECL([], [install_override_mode], [1],
2849     [Permission mode override for installation of shared libraries])
2850 _LT_DECL([], [postinstall_cmds], [2],
2851     [Command to use after installation of a shared archive])
2852 _LT_DECL([], [postuninstall_cmds], [2],
2853     [Command to use after uninstallation of a shared archive])
2854 _LT_DECL([], [finish_cmds], [2],
2855     [Commands used to finish a libtool library installation in a directory])
2856 _LT_DECL([], [finish_eval], [1],
2857     [[As "finish_cmds", except a single script fragment to be evaled but
2858     not shown]])
2859 _LT_DECL([], [hardcode_into_libs], [0],
2860     [Whether we should hardcode library paths into libraries])
2861 _LT_DECL([], [sys_lib_search_path_spec], [2],
2862     [Compile-time system search path for libraries])
2863 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2864     [Run-time system search path for libraries])
2865 ])# _LT_SYS_DYNAMIC_LINKER
2866
2867
2868 # _LT_PATH_TOOL_PREFIX(TOOL)
2869 # --------------------------
2870 # find a file program which can recognize shared library
2871 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2872 [m4_require([_LT_DECL_EGREP])dnl
2873 AC_MSG_CHECKING([for $1])
2874 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2875 [case $MAGIC_CMD in
2876 [[\\/*] |  ?:[\\/]*])
2877   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2878   ;;
2879 *)
2880   lt_save_MAGIC_CMD="$MAGIC_CMD"
2881   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2882 dnl $ac_dummy forces splitting on constant user-supplied paths.
2883 dnl POSIX.2 word splitting is done only on the output of word expansions,
2884 dnl not every word.  This closes a longstanding sh security hole.
2885   ac_dummy="m4_if([$2], , $PATH, [$2])"
2886   for ac_dir in $ac_dummy; do
2887     IFS="$lt_save_ifs"
2888     test -z "$ac_dir" && ac_dir=.
2889     if test -f $ac_dir/$1; then
2890       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2891       if test -n "$file_magic_test_file"; then
2892         case $deplibs_check_method in
2893         "file_magic "*)
2894           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2895           MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2896           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2897             $EGREP "$file_magic_regex" > /dev/null; then
2898             :
2899           else
2900             cat <<_LT_EOF 1>&2
2901
2902 *** Warning: the command libtool uses to detect shared libraries,
2903 *** $file_magic_cmd, produces output that libtool cannot recognize.
2904 *** The result is that libtool may fail to recognize shared libraries
2905 *** as such.  This will affect the creation of libtool libraries that
2906 *** depend on shared libraries, but programs linked with such libtool
2907 *** libraries will work regardless of this problem.  Nevertheless, you
2908 *** may want to report the problem to your system manager and/or to
2909 *** bug-libtool@gnu.org
2910
2911 _LT_EOF
2912           fi ;;
2913         esac
2914       fi
2915       break
2916     fi
2917   done
2918   IFS="$lt_save_ifs"
2919   MAGIC_CMD="$lt_save_MAGIC_CMD"
2920   ;;
2921 esac])
2922 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2923 if test -n "$MAGIC_CMD"; then
2924   AC_MSG_RESULT($MAGIC_CMD)
2925 else
2926   AC_MSG_RESULT(no)
2927 fi
2928 _LT_DECL([], [MAGIC_CMD], [0],
2929          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2930 ])# _LT_PATH_TOOL_PREFIX
2931
2932 # Old name:
2933 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2934 dnl aclocal-1.4 backwards compatibility:
2935 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2936
2937
2938 # _LT_PATH_MAGIC
2939 # --------------
2940 # find a file program which can recognize a shared library
2941 m4_defun([_LT_PATH_MAGIC],
2942 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2943 if test -z "$lt_cv_path_MAGIC_CMD"; then
2944   if test -n "$ac_tool_prefix"; then
2945     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2946   else
2947     MAGIC_CMD=:
2948   fi
2949 fi
2950 ])# _LT_PATH_MAGIC
2951
2952
2953 # LT_PATH_LD
2954 # ----------
2955 # find the pathname to the GNU or non-GNU linker
2956 AC_DEFUN([LT_PATH_LD],
2957 [AC_REQUIRE([AC_PROG_CC])dnl
2958 AC_REQUIRE([AC_CANONICAL_HOST])dnl
2959 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2960 m4_require([_LT_DECL_SED])dnl
2961 m4_require([_LT_DECL_EGREP])dnl
2962 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
2963
2964 AC_ARG_WITH([gnu-ld],
2965     [AS_HELP_STRING([--with-gnu-ld],
2966         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
2967     [test "$withval" = no || with_gnu_ld=yes],
2968     [with_gnu_ld=no])dnl
2969
2970 ac_prog=ld
2971 if test "$GCC" = yes; then
2972   # Check if gcc -print-prog-name=ld gives a path.
2973   AC_MSG_CHECKING([for ld used by $CC])
2974   case $host in
2975   *-*-mingw*)
2976     # gcc leaves a trailing carriage return which upsets mingw
2977     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2978   *)
2979     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2980   esac
2981   case $ac_prog in
2982     # Accept absolute paths.
2983     [[\\/]]* | ?:[[\\/]]*)
2984       re_direlt='/[[^/]][[^/]]*/\.\./'
2985       # Canonicalize the pathname of ld
2986       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
2987       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
2988         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
2989       done
2990       test -z "$LD" && LD="$ac_prog"
2991       ;;
2992   "")
2993     # If it fails, then pretend we aren't using GCC.
2994     ac_prog=ld
2995     ;;
2996   *)
2997     # If it is relative, then search for the first ld in PATH.
2998     with_gnu_ld=unknown
2999     ;;
3000   esac
3001 elif test "$with_gnu_ld" = yes; then
3002   AC_MSG_CHECKING([for GNU ld])
3003 else
3004   AC_MSG_CHECKING([for non-GNU ld])
3005 fi
3006 AC_CACHE_VAL(lt_cv_path_LD,
3007 [if test -z "$LD"; then
3008   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3009   for ac_dir in $PATH; do
3010     IFS="$lt_save_ifs"
3011     test -z "$ac_dir" && ac_dir=.
3012     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3013       lt_cv_path_LD="$ac_dir/$ac_prog"
3014       # Check to see if the program is GNU ld.  I'd rather use --version,
3015       # but apparently some variants of GNU ld only accept -v.
3016       # Break only if it was the GNU/non-GNU ld that we prefer.
3017       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3018       *GNU* | *'with BFD'*)
3019         test "$with_gnu_ld" != no && break
3020         ;;
3021       *)
3022         test "$with_gnu_ld" != yes && break
3023         ;;
3024       esac
3025     fi
3026   done
3027   IFS="$lt_save_ifs"
3028 else
3029   lt_cv_path_LD="$LD" # Let the user override the test with a path.
3030 fi])
3031 LD="$lt_cv_path_LD"
3032 if test -n "$LD"; then
3033   AC_MSG_RESULT($LD)
3034 else
3035   AC_MSG_RESULT(no)
3036 fi
3037 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3038 _LT_PATH_LD_GNU
3039 AC_SUBST([LD])
3040
3041 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3042 ])# LT_PATH_LD
3043
3044 # Old names:
3045 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3046 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3047 dnl aclocal-1.4 backwards compatibility:
3048 dnl AC_DEFUN([AM_PROG_LD], [])
3049 dnl AC_DEFUN([AC_PROG_LD], [])
3050
3051
3052 # _LT_PATH_LD_GNU
3053 #- --------------
3054 m4_defun([_LT_PATH_LD_GNU],
3055 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3056 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
3057 case `$LD -v 2>&1 </dev/null` in
3058 *GNU* | *'with BFD'*)
3059   lt_cv_prog_gnu_ld=yes
3060   ;;
3061 *)
3062   lt_cv_prog_gnu_ld=no
3063   ;;
3064 esac])
3065 with_gnu_ld=$lt_cv_prog_gnu_ld
3066 ])# _LT_PATH_LD_GNU
3067
3068
3069 # _LT_CMD_RELOAD
3070 # --------------
3071 # find reload flag for linker
3072 #   -- PORTME Some linkers may need a different reload flag.
3073 m4_defun([_LT_CMD_RELOAD],
3074 [AC_CACHE_CHECK([for $LD option to reload object files],
3075   lt_cv_ld_reload_flag,
3076   [lt_cv_ld_reload_flag='-r'])
3077 reload_flag=$lt_cv_ld_reload_flag
3078 case $reload_flag in
3079 "" | " "*) ;;
3080 *) reload_flag=" $reload_flag" ;;
3081 esac
3082 reload_cmds='$LD$reload_flag -o $output$reload_objs'
3083 case $host_os in
3084   cygwin* | mingw* | pw32* | cegcc*)
3085     if test "$GCC" != yes; then
3086       reload_cmds=false
3087     fi
3088     ;;
3089   darwin*)
3090     if test "$GCC" = yes; then
3091       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
3092     else
3093       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3094     fi
3095     ;;
3096 esac
3097 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3098 _LT_TAGDECL([], [reload_cmds], [2])dnl
3099 ])# _LT_CMD_RELOAD
3100
3101
3102 # _LT_CHECK_MAGIC_METHOD
3103 # ----------------------
3104 # how to check for library dependencies
3105 #  -- PORTME fill in with the dynamic library characteristics
3106 m4_defun([_LT_CHECK_MAGIC_METHOD],
3107 [m4_require([_LT_DECL_EGREP])
3108 m4_require([_LT_DECL_OBJDUMP])
3109 AC_CACHE_CHECK([how to recognize dependent libraries],
3110 lt_cv_deplibs_check_method,
3111 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3112 lt_cv_file_magic_test_file=
3113 lt_cv_deplibs_check_method='unknown'
3114 # Need to set the preceding variable on all platforms that support
3115 # interlibrary dependencies.
3116 # 'none' -- dependencies not supported.
3117 # `unknown' -- same as none, but documents that we really don't know.
3118 # 'pass_all' -- all dependencies passed with no checks.
3119 # 'test_compile' -- check by making test program.
3120 # 'file_magic [[regex]]' -- check by looking for files in library path
3121 # which responds to the $file_magic_cmd with a given extended regex.
3122 # If you have `file' or equivalent on your system and you're not sure
3123 # whether `pass_all' will *always* work, you probably want this one.
3124
3125 case $host_os in
3126 aix[[4-9]]*)
3127   lt_cv_deplibs_check_method=pass_all
3128   ;;
3129
3130 beos*)
3131   lt_cv_deplibs_check_method=pass_all
3132   ;;
3133
3134 bsdi[[45]]*)
3135   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3136   lt_cv_file_magic_cmd='/usr/bin/file -L'
3137   lt_cv_file_magic_test_file=/shlib/libc.so
3138   ;;
3139
3140 cygwin*)
3141   # func_win32_libid is a shell function defined in ltmain.sh
3142   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3143   lt_cv_file_magic_cmd='func_win32_libid'
3144   ;;
3145
3146 mingw* | pw32*)
3147   # Base MSYS/MinGW do not provide the 'file' command needed by
3148   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3149   # unless we find 'file', for example because we are cross-compiling.
3150   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3151   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3152     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3153     lt_cv_file_magic_cmd='func_win32_libid'
3154   else
3155     # Keep this pattern in sync with the one in func_win32_libid.
3156     lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3157     lt_cv_file_magic_cmd='$OBJDUMP -f'
3158   fi
3159   ;;
3160
3161 cegcc*)
3162   # use the weaker test based on 'objdump'. See mingw*.
3163   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3164   lt_cv_file_magic_cmd='$OBJDUMP -f'
3165   ;;
3166
3167 darwin* | rhapsody*)
3168   lt_cv_deplibs_check_method=pass_all
3169   ;;
3170
3171 freebsd* | dragonfly*)
3172   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3173     case $host_cpu in
3174     i*86 )
3175       # Not sure whether the presence of OpenBSD here was a mistake.
3176       # Let's accept both of them until this is cleared up.
3177       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3178       lt_cv_file_magic_cmd=/usr/bin/file
3179       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3180       ;;
3181     esac
3182   else
3183     lt_cv_deplibs_check_method=pass_all
3184   fi
3185   ;;
3186
3187 gnu*)
3188   lt_cv_deplibs_check_method=pass_all
3189   ;;
3190
3191 haiku*)
3192   lt_cv_deplibs_check_method=pass_all
3193   ;;
3194
3195 hpux10.20* | hpux11*)
3196   lt_cv_file_magic_cmd=/usr/bin/file
3197   case $host_cpu in
3198   ia64*)
3199     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3200     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3201     ;;
3202   hppa*64*)
3203     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3204     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3205     ;;
3206   *)
3207     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3208     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3209     ;;
3210   esac
3211   ;;
3212
3213 interix[[3-9]]*)
3214   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3215   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3216   ;;
3217
3218 irix5* | irix6* | nonstopux*)
3219   case $LD in
3220   *-32|*"-32 ") libmagic=32-bit;;
3221   *-n32|*"-n32 ") libmagic=N32;;
3222   *-64|*"-64 ") libmagic=64-bit;;
3223   *) libmagic=never-match;;
3224   esac
3225   lt_cv_deplibs_check_method=pass_all
3226   ;;
3227
3228 # This must be Linux ELF.
3229 linux* | k*bsd*-gnu | kopensolaris*-gnu)
3230   lt_cv_deplibs_check_method=pass_all
3231   ;;
3232
3233 netbsd*)
3234   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3235     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3236   else
3237     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3238   fi
3239   ;;
3240
3241 newos6*)
3242   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3243   lt_cv_file_magic_cmd=/usr/bin/file
3244   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3245   ;;
3246
3247 *nto* | *qnx*)
3248   lt_cv_deplibs_check_method=pass_all
3249   ;;
3250
3251 openbsd*)
3252   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3253     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3254   else
3255     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3256   fi
3257   ;;
3258
3259 osf3* | osf4* | osf5*)
3260   lt_cv_deplibs_check_method=pass_all
3261   ;;
3262
3263 rdos*)
3264   lt_cv_deplibs_check_method=pass_all
3265   ;;
3266
3267 solaris*)
3268   lt_cv_deplibs_check_method=pass_all
3269   ;;
3270
3271 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3272   lt_cv_deplibs_check_method=pass_all
3273   ;;
3274
3275 sysv4 | sysv4.3*)
3276   case $host_vendor in
3277   motorola)
3278     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3279     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3280     ;;
3281   ncr)
3282     lt_cv_deplibs_check_method=pass_all
3283     ;;
3284   sequent)
3285     lt_cv_file_magic_cmd='/bin/file'
3286     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3287     ;;
3288   sni)
3289     lt_cv_file_magic_cmd='/bin/file'
3290     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3291     lt_cv_file_magic_test_file=/lib/libc.so
3292     ;;
3293   siemens)
3294     lt_cv_deplibs_check_method=pass_all
3295     ;;
3296   pc)
3297     lt_cv_deplibs_check_method=pass_all
3298     ;;
3299   esac
3300   ;;
3301
3302 tpf*)
3303   lt_cv_deplibs_check_method=pass_all
3304   ;;
3305 esac
3306 ])
3307
3308 file_magic_glob=
3309 want_nocaseglob=no
3310 if test "$build" = "$host"; then
3311   case $host_os in
3312   mingw* | pw32*)
3313     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3314       want_nocaseglob=yes
3315     else
3316       file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3317     fi
3318     ;;
3319   esac
3320 fi
3321
3322 file_magic_cmd=$lt_cv_file_magic_cmd
3323 deplibs_check_method=$lt_cv_deplibs_check_method
3324 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3325
3326 _LT_DECL([], [deplibs_check_method], [1],
3327     [Method to check whether dependent libraries are shared objects])
3328 _LT_DECL([], [file_magic_cmd], [1],
3329     [Command to use when deplibs_check_method = "file_magic"])
3330 _LT_DECL([], [file_magic_glob], [1],
3331     [How to find potential files when deplibs_check_method = "file_magic"])
3332 _LT_DECL([], [want_nocaseglob], [1],
3333     [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3334 ])# _LT_CHECK_MAGIC_METHOD
3335
3336
3337 # LT_PATH_NM
3338 # ----------
3339 # find the pathname to a BSD- or MS-compatible name lister
3340 AC_DEFUN([LT_PATH_NM],
3341 [AC_REQUIRE([AC_PROG_CC])dnl
3342 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3343 [if test -n "$NM"; then
3344   # Let the user override the test.
3345   lt_cv_path_NM="$NM"
3346 else
3347   lt_nm_to_check="${ac_tool_prefix}nm"
3348   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3349     lt_nm_to_check="$lt_nm_to_check nm"
3350   fi
3351   for lt_tmp_nm in $lt_nm_to_check; do
3352     lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3353     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3354       IFS="$lt_save_ifs"
3355       test -z "$ac_dir" && ac_dir=.
3356       tmp_nm="$ac_dir/$lt_tmp_nm"
3357       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3358         # Check to see if the nm accepts a BSD-compat flag.
3359         # Adding the `sed 1q' prevents false positives on HP-UX, which says:
3360         #   nm: unknown option "B" ignored
3361         # Tru64's nm complains that /dev/null is an invalid object file
3362         case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3363         */dev/null* | *'Invalid file or object type'*)
3364           lt_cv_path_NM="$tmp_nm -B"
3365           break
3366           ;;
3367         *)
3368           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3369           */dev/null*)
3370             lt_cv_path_NM="$tmp_nm -p"
3371             break
3372             ;;
3373           *)
3374             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3375             continue # so that we can try to find one that supports BSD flags
3376             ;;
3377           esac
3378           ;;
3379         esac
3380       fi
3381     done
3382     IFS="$lt_save_ifs"
3383   done
3384   : ${lt_cv_path_NM=no}
3385 fi])
3386 if test "$lt_cv_path_NM" != "no"; then
3387   NM="$lt_cv_path_NM"
3388 else
3389   # Didn't find any BSD compatible name lister, look for dumpbin.
3390   if test -n "$DUMPBIN"; then :
3391     # Let the user override the test.
3392   else
3393     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3394     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3395     *COFF*)
3396       DUMPBIN="$DUMPBIN -symbols"
3397       ;;
3398     *)
3399       DUMPBIN=:
3400       ;;
3401     esac
3402   fi
3403   AC_SUBST([DUMPBIN])
3404   if test "$DUMPBIN" != ":"; then
3405     NM="$DUMPBIN"
3406   fi
3407 fi
3408 test -z "$NM" && NM=nm
3409 AC_SUBST([NM])
3410 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3411
3412 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3413   [lt_cv_nm_interface="BSD nm"
3414   echo "int some_variable = 0;" > conftest.$ac_ext
3415   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3416   (eval "$ac_compile" 2>conftest.err)
3417   cat conftest.err >&AS_MESSAGE_LOG_FD
3418   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3419   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3420   cat conftest.err >&AS_MESSAGE_LOG_FD
3421   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3422   cat conftest.out >&AS_MESSAGE_LOG_FD
3423   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3424     lt_cv_nm_interface="MS dumpbin"
3425   fi
3426   rm -f conftest*])
3427 ])# LT_PATH_NM
3428
3429 # Old names:
3430 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3431 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3432 dnl aclocal-1.4 backwards compatibility:
3433 dnl AC_DEFUN([AM_PROG_NM], [])
3434 dnl AC_DEFUN([AC_PROG_NM], [])
3435
3436 # _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3437 # --------------------------------
3438 # how to determine the name of the shared library
3439 # associated with a specific link library.
3440 #  -- PORTME fill in with the dynamic library characteristics
3441 m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3442 [m4_require([_LT_DECL_EGREP])
3443 m4_require([_LT_DECL_OBJDUMP])
3444 m4_require([_LT_DECL_DLLTOOL])
3445 AC_CACHE_CHECK([how to associate runtime and link libraries],
3446 lt_cv_sharedlib_from_linklib_cmd,
3447 [lt_cv_sharedlib_from_linklib_cmd='unknown'
3448
3449 case $host_os in
3450 cygwin* | mingw* | pw32* | cegcc*)
3451   # two different shell functions defined in ltmain.sh
3452   # decide which to use based on capabilities of $DLLTOOL
3453   case `$DLLTOOL --help 2>&1` in
3454   *--identify-strict*)
3455     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3456     ;;
3457   *)
3458     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3459     ;;
3460   esac
3461   ;;
3462 *)
3463   # fallback: assume linklib IS sharedlib
3464   lt_cv_sharedlib_from_linklib_cmd="$ECHO"
3465   ;;
3466 esac
3467 ])
3468 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3469 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3470
3471 _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3472     [Command to associate shared and link libraries])
3473 ])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3474
3475
3476 # _LT_PATH_MANIFEST_TOOL
3477 # ----------------------
3478 # locate the manifest tool
3479 m4_defun([_LT_PATH_MANIFEST_TOOL],
3480 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3481 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3482 AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3483   [lt_cv_path_mainfest_tool=no
3484   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3485   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3486   cat conftest.err >&AS_MESSAGE_LOG_FD
3487   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3488     lt_cv_path_mainfest_tool=yes
3489   fi
3490   rm -f conftest*])
3491 if test "x$lt_cv_path_mainfest_tool" != xyes; then
3492   MANIFEST_TOOL=:
3493 fi
3494 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3495 ])# _LT_PATH_MANIFEST_TOOL
3496
3497
3498 # LT_LIB_M
3499 # --------
3500 # check for math library
3501 AC_DEFUN([LT_LIB_M],
3502 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3503 LIBM=
3504 case $host in
3505 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3506   # These system don't have libm, or don't need it
3507   ;;
3508 *-ncr-sysv4.3*)
3509   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3510   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3511   ;;
3512 *)
3513   AC_CHECK_LIB(m, cos, LIBM="-lm")
3514   ;;
3515 esac
3516 AC_SUBST([LIBM])
3517 ])# LT_LIB_M
3518
3519 # Old name:
3520 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3521 dnl aclocal-1.4 backwards compatibility:
3522 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3523
3524
3525 # _LT_COMPILER_NO_RTTI([TAGNAME])
3526 # -------------------------------
3527 m4_defun([_LT_COMPILER_NO_RTTI],
3528 [m4_require([_LT_TAG_COMPILER])dnl
3529
3530 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3531
3532 if test "$GCC" = yes; then
3533   case $cc_basename in
3534   nvcc*)
3535     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3536   *)
3537     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3538   esac
3539
3540   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3541     lt_cv_prog_compiler_rtti_exceptions,
3542     [-fno-rtti -fno-exceptions], [],
3543     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3544 fi
3545 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3546         [Compiler flag to turn off builtin functions])
3547 ])# _LT_COMPILER_NO_RTTI
3548
3549
3550 # _LT_CMD_GLOBAL_SYMBOLS
3551 # ----------------------
3552 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3553 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3554 AC_REQUIRE([AC_PROG_CC])dnl
3555 AC_REQUIRE([AC_PROG_AWK])dnl
3556 AC_REQUIRE([LT_PATH_NM])dnl
3557 AC_REQUIRE([LT_PATH_LD])dnl
3558 m4_require([_LT_DECL_SED])dnl
3559 m4_require([_LT_DECL_EGREP])dnl
3560 m4_require([_LT_TAG_COMPILER])dnl
3561
3562 # Check for command to grab the raw symbol name followed by C symbol from nm.
3563 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3564 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3565 [
3566 # These are sane defaults that work on at least a few old systems.
3567 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3568
3569 # Character class describing NM global symbol codes.
3570 symcode='[[BCDEGRST]]'
3571
3572 # Regexp to match symbols that can be accessed directly from C.
3573 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3574
3575 # Define system-specific variables.
3576 case $host_os in
3577 aix*)
3578   symcode='[[BCDT]]'
3579   ;;
3580 cygwin* | mingw* | pw32* | cegcc*)
3581   symcode='[[ABCDGISTW]]'
3582   ;;
3583 hpux*)
3584   if test "$host_cpu" = ia64; then
3585     symcode='[[ABCDEGRST]]'
3586   fi
3587   ;;
3588 irix* | nonstopux*)
3589   symcode='[[BCDEGRST]]'
3590   ;;
3591 osf*)
3592   symcode='[[BCDEGQRST]]'
3593   ;;
3594 solaris*)
3595   symcode='[[BDRT]]'
3596   ;;
3597 sco3.2v5*)
3598   symcode='[[DT]]'
3599   ;;
3600 sysv4.2uw2*)
3601   symcode='[[DT]]'
3602   ;;
3603 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3604   symcode='[[ABDT]]'
3605   ;;
3606 sysv4)
3607   symcode='[[DFNSTU]]'
3608   ;;
3609 esac
3610
3611 # If we're using GNU nm, then use its standard symbol codes.
3612 case `$NM -V 2>&1` in
3613 *GNU* | *'with BFD'*)
3614   symcode='[[ABCDGIRSTW]]' ;;
3615 esac
3616
3617 # Transform an extracted symbol line into a proper C declaration.
3618 # Some systems (esp. on ia64) link data and code symbols differently,
3619 # so use this general approach.
3620 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3621
3622 # Transform an extracted symbol line into symbol name and symbol address
3623 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3624 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
3625
3626 # Handle CRLF in mingw tool chain
3627 opt_cr=
3628 case $build_os in
3629 mingw*)
3630   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3631   ;;
3632 esac
3633
3634 # Try without a prefix underscore, then with it.
3635 for ac_symprfx in "" "_"; do
3636
3637   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3638   symxfrm="\\1 $ac_symprfx\\2 \\2"
3639
3640   # Write the raw and C identifiers.
3641   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3642     # Fake it for dumpbin and say T for any non-static function
3643     # and D for any global variable.
3644     # Also find C++ and __fastcall symbols from MSVC++,
3645     # which start with @ or ?.
3646     lt_cv_sys_global_symbol_pipe="$AWK ['"\
3647 "     {last_section=section; section=\$ 3};"\
3648 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3649 "     \$ 0!~/External *\|/{next};"\
3650 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3651 "     {if(hide[section]) next};"\
3652 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3653 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3654 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3655 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3656 "     ' prfx=^$ac_symprfx]"
3657   else
3658     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3659   fi
3660   lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
3661
3662   # Check to see that the pipe works correctly.
3663   pipe_works=no
3664
3665   rm -f conftest*
3666   cat > conftest.$ac_ext <<_LT_EOF
3667 #ifdef __cplusplus
3668 extern "C" {
3669 #endif
3670 char nm_test_var;
3671 void nm_test_func(void);
3672 void nm_test_func(void){}
3673 #ifdef __cplusplus
3674 }
3675 #endif
3676 int main(){nm_test_var='a';nm_test_func();return(0);}
3677 _LT_EOF
3678
3679   if AC_TRY_EVAL(ac_compile); then
3680     # Now try to grab the symbols.
3681     nlist=conftest.nm
3682     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3683       # Try sorting and uniquifying the output.
3684       if sort "$nlist" | uniq > "$nlist"T; then
3685         mv -f "$nlist"T "$nlist"
3686       else
3687         rm -f "$nlist"T
3688       fi
3689
3690       # Make sure that we snagged all the symbols we need.
3691       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3692         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3693           cat <<_LT_EOF > conftest.$ac_ext
3694 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
3695 #if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
3696 /* DATA imports from DLLs on WIN32 con't be const, because runtime
3697    relocations are performed -- see ld's documentation on pseudo-relocs.  */
3698 # define LT@&t@_DLSYM_CONST
3699 #elif defined(__osf__)
3700 /* This system does not cope well with relocations in const data.  */
3701 # define LT@&t@_DLSYM_CONST
3702 #else
3703 # define LT@&t@_DLSYM_CONST const
3704 #endif
3705
3706 #ifdef __cplusplus
3707 extern "C" {
3708 #endif
3709
3710 _LT_EOF
3711           # Now generate the symbol file.
3712           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3713
3714           cat <<_LT_EOF >> conftest.$ac_ext
3715
3716 /* The mapping between symbol names and symbols.  */
3717 LT@&t@_DLSYM_CONST struct {
3718   const char *name;
3719   void       *address;
3720 }
3721 lt__PROGRAM__LTX_preloaded_symbols[[]] =
3722 {
3723   { "@PROGRAM@", (void *) 0 },
3724 _LT_EOF
3725           $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3726           cat <<\_LT_EOF >> conftest.$ac_ext
3727   {0, (void *) 0}
3728 };
3729
3730 /* This works around a problem in FreeBSD linker */
3731 #ifdef FREEBSD_WORKAROUND
3732 static const void *lt_preloaded_setup() {
3733   return lt__PROGRAM__LTX_preloaded_symbols;
3734 }
3735 #endif
3736
3737 #ifdef __cplusplus
3738 }
3739 #endif
3740 _LT_EOF
3741           # Now try linking the two files.
3742           mv conftest.$ac_objext conftstm.$ac_objext
3743           lt_globsym_save_LIBS=$LIBS
3744           lt_globsym_save_CFLAGS=$CFLAGS
3745           LIBS="conftstm.$ac_objext"
3746           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3747           if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3748             pipe_works=yes
3749           fi
3750           LIBS=$lt_globsym_save_LIBS
3751           CFLAGS=$lt_globsym_save_CFLAGS
3752         else
3753           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3754         fi
3755       else
3756         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3757       fi
3758     else
3759       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3760     fi
3761   else
3762     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3763     cat conftest.$ac_ext >&5
3764   fi
3765   rm -rf conftest* conftst*
3766
3767   # Do not use the global_symbol_pipe unless it works.
3768   if test "$pipe_works" = yes; then
3769     break
3770   else
3771     lt_cv_sys_global_symbol_pipe=
3772   fi
3773 done
3774 ])
3775 if test -z "$lt_cv_sys_global_symbol_pipe"; then
3776   lt_cv_sys_global_symbol_to_cdecl=
3777 fi
3778 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3779   AC_MSG_RESULT(failed)
3780 else
3781   AC_MSG_RESULT(ok)
3782 fi
3783
3784 # Response file support.
3785 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3786   nm_file_list_spec='@'
3787 elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
3788   nm_file_list_spec='@'
3789 fi
3790
3791 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3792     [Take the output of nm and produce a listing of raw symbols and C names])
3793 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3794     [Transform the output of nm in a proper C declaration])
3795 _LT_DECL([global_symbol_to_c_name_address],
3796     [lt_cv_sys_global_symbol_to_c_name_address], [1],
3797     [Transform the output of nm in a C name address pair])
3798 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3799     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3800     [Transform the output of nm in a C name address pair when lib prefix is needed])
3801 _LT_DECL([], [nm_file_list_spec], [1],
3802     [Specify filename containing input files for $NM])
3803 ]) # _LT_CMD_GLOBAL_SYMBOLS
3804
3805
3806 # _LT_COMPILER_PIC([TAGNAME])
3807 # ---------------------------
3808 m4_defun([_LT_COMPILER_PIC],
3809 [m4_require([_LT_TAG_COMPILER])dnl
3810 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
3811 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3812 _LT_TAGVAR(lt_prog_compiler_static, $1)=
3813
3814 m4_if([$1], [CXX], [
3815   # C++ specific cases for pic, static, wl, etc.
3816   if test "$GXX" = yes; then
3817     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3818     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3819
3820     case $host_os in
3821     aix*)
3822       # All AIX code is PIC.
3823       if test "$host_cpu" = ia64; then
3824         # AIX 5 now supports IA64 processor
3825         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3826       fi
3827       ;;
3828
3829     amigaos*)
3830       case $host_cpu in
3831       powerpc)
3832             # see comment about AmigaOS4 .so support
3833             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3834         ;;
3835       m68k)
3836             # FIXME: we need at least 68020 code to build shared libraries, but
3837             # adding the `-m68020' flag to GCC prevents building anything better,
3838             # like `-m68040'.
3839             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3840         ;;
3841       esac
3842       ;;
3843
3844     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3845       # PIC is the default for these OSes.
3846       ;;
3847     mingw* | cygwin* | os2* | pw32* | cegcc*)
3848       # This hack is so that the source file can tell whether it is being
3849       # built for inclusion in a dll (and should export symbols for example).
3850       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3851       # (--disable-auto-import) libraries
3852       m4_if([$1], [GCJ], [],
3853         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3854       ;;
3855     darwin* | rhapsody*)
3856       # PIC is the default on this platform
3857       # Common symbols not allowed in MH_DYLIB files
3858       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3859       ;;
3860     *djgpp*)
3861       # DJGPP does not support shared libraries at all
3862       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3863       ;;
3864     haiku*)
3865       # PIC is the default for Haiku.
3866       # The "-static" flag exists, but is broken.
3867       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3868       ;;
3869     interix[[3-9]]*)
3870       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3871       # Instead, we relocate shared libraries at runtime.
3872       ;;
3873     sysv4*MP*)
3874       if test -d /usr/nec; then
3875         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3876       fi
3877       ;;
3878     hpux*)
3879       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3880       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3881       # sets the default TLS model and affects inlining.
3882       case $host_cpu in
3883       hppa*64*)
3884         ;;
3885       *)
3886         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3887         ;;
3888       esac
3889       ;;
3890     *qnx* | *nto*)
3891       # QNX uses GNU C++, but need to define -shared option too, otherwise
3892       # it will coredump.
3893       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3894       ;;
3895     *)
3896       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3897       ;;
3898     esac
3899   else
3900     case $host_os in
3901       aix[[4-9]]*)
3902         # All AIX code is PIC.
3903         if test "$host_cpu" = ia64; then
3904           # AIX 5 now supports IA64 processor
3905           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3906         else
3907           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3908         fi
3909         ;;
3910       chorus*)
3911         case $cc_basename in
3912         cxch68*)
3913           # Green Hills C++ Compiler
3914           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3915           ;;
3916         esac
3917         ;;
3918       mingw* | cygwin* | os2* | pw32* | cegcc*)
3919         # This hack is so that the source file can tell whether it is being
3920         # built for inclusion in a dll (and should export symbols for example).
3921         m4_if([$1], [GCJ], [],
3922           [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3923         ;;
3924       dgux*)
3925         case $cc_basename in
3926           ec++*)
3927             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3928             ;;
3929           ghcx*)
3930             # Green Hills C++ Compiler
3931             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3932             ;;
3933           *)
3934             ;;
3935         esac
3936         ;;
3937       freebsd* | dragonfly*)
3938         # FreeBSD uses GNU C++
3939         ;;
3940       hpux9* | hpux10* | hpux11*)
3941         case $cc_basename in
3942           CC*)
3943             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3944             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3945             if test "$host_cpu" != ia64; then
3946               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3947             fi
3948             ;;
3949           aCC*)
3950             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3951             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3952             case $host_cpu in
3953             hppa*64*|ia64*)
3954               # +Z the default
3955               ;;
3956             *)
3957               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3958               ;;
3959             esac
3960             ;;
3961           *)
3962             ;;
3963         esac
3964         ;;
3965       interix*)
3966         # This is c89, which is MS Visual C++ (no shared libs)
3967         # Anyone wants to do a port?
3968         ;;
3969       irix5* | irix6* | nonstopux*)
3970         case $cc_basename in
3971           CC*)
3972             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3973             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3974             # CC pic flag -KPIC is the default.
3975             ;;
3976           *)
3977             ;;
3978         esac
3979         ;;
3980       linux* | k*bsd*-gnu | kopensolaris*-gnu)
3981         case $cc_basename in
3982           KCC*)
3983             # KAI C++ Compiler
3984             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3985             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3986             ;;
3987           ecpc* )
3988             # old Intel C++ for x86_64 which still supported -KPIC.
3989             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3990             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3991             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3992             ;;
3993           icpc* )
3994             # Intel C++, used to be incompatible with GCC.
3995             # ICC 10 doesn't accept -KPIC any more.
3996             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3997             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3998             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3999             ;;
4000           pgCC* | pgcpp*)
4001             # Portland Group C++ compiler
4002             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4003             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4004             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4005             ;;
4006           cxx*)
4007             # Compaq C++
4008             # Make sure the PIC flag is empty.  It appears that all Alpha
4009             # Linux and Compaq Tru64 Unix objects are PIC.
4010             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4011             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4012             ;;
4013           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4014             # IBM XL 8.0, 9.0 on PPC and BlueGene
4015             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4016             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4017             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4018             ;;
4019           *)
4020             case `$CC -V 2>&1 | sed 5q` in
4021             *Sun\ C*)
4022               # Sun C++ 5.9
4023               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4024               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4025               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4026               ;;
4027             esac
4028             ;;
4029         esac
4030         ;;
4031       lynxos*)
4032         ;;
4033       m88k*)
4034         ;;
4035       mvs*)
4036         case $cc_basename in
4037           cxx*)
4038             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4039             ;;
4040           *)
4041             ;;
4042         esac
4043         ;;
4044       netbsd*)
4045         ;;
4046       *qnx* | *nto*)
4047         # QNX uses GNU C++, but need to define -shared option too, otherwise
4048         # it will coredump.
4049         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4050         ;;
4051       osf3* | osf4* | osf5*)
4052         case $cc_basename in
4053           KCC*)
4054             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4055             ;;
4056           RCC*)
4057             # Rational C++ 2.4.1
4058             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4059             ;;
4060           cxx*)
4061             # Digital/Compaq C++
4062             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4063             # Make sure the PIC flag is empty.  It appears that all Alpha
4064             # Linux and Compaq Tru64 Unix objects are PIC.
4065             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4066             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4067             ;;
4068           *)
4069             ;;
4070         esac
4071         ;;
4072       psos*)
4073         ;;
4074       solaris*)
4075         case $cc_basename in
4076           CC* | sunCC*)
4077             # Sun C++ 4.2, 5.x and Centerline C++
4078             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4079             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4080             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4081             ;;
4082           gcx*)
4083             # Green Hills C++ Compiler
4084             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4085             ;;
4086           *)
4087             ;;
4088         esac
4089         ;;
4090       sunos4*)
4091         case $cc_basename in
4092           CC*)
4093             # Sun C++ 4.x
4094             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4095             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4096             ;;
4097           lcc*)
4098             # Lucid
4099             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4100             ;;
4101           *)
4102             ;;
4103         esac
4104         ;;
4105       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4106         case $cc_basename in
4107           CC*)
4108             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4109             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4110             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4111             ;;
4112         esac
4113         ;;
4114       tandem*)
4115         case $cc_basename in
4116           NCC*)
4117             # NonStop-UX NCC 3.20
4118             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4119             ;;
4120           *)
4121             ;;
4122         esac
4123         ;;
4124       vxworks*)
4125         ;;
4126       *)
4127         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4128         ;;
4129     esac
4130   fi
4131 ],
4132 [
4133   if test "$GCC" = yes; then
4134     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4135     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4136
4137     case $host_os in
4138       aix*)
4139       # All AIX code is PIC.
4140       if test "$host_cpu" = ia64; then
4141         # AIX 5 now supports IA64 processor
4142         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4143       fi
4144       ;;
4145
4146     amigaos*)
4147       case $host_cpu in
4148       powerpc)
4149             # see comment about AmigaOS4 .so support
4150             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4151         ;;
4152       m68k)
4153             # FIXME: we need at least 68020 code to build shared libraries, but
4154             # adding the `-m68020' flag to GCC prevents building anything better,
4155             # like `-m68040'.
4156             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4157         ;;
4158       esac
4159       ;;
4160
4161     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4162       # PIC is the default for these OSes.
4163       ;;
4164
4165     mingw* | cygwin* | pw32* | os2* | cegcc*)
4166       # This hack is so that the source file can tell whether it is being
4167       # built for inclusion in a dll (and should export symbols for example).
4168       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4169       # (--disable-auto-import) libraries
4170       m4_if([$1], [GCJ], [],
4171         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4172       ;;
4173
4174     darwin* | rhapsody*)
4175       # PIC is the default on this platform
4176       # Common symbols not allowed in MH_DYLIB files
4177       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4178       ;;
4179
4180     haiku*)
4181       # PIC is the default for Haiku.
4182       # The "-static" flag exists, but is broken.
4183       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4184       ;;
4185
4186     hpux*)
4187       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4188       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4189       # sets the default TLS model and affects inlining.
4190       case $host_cpu in
4191       hppa*64*)
4192         # +Z the default
4193         ;;
4194       *)
4195         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4196         ;;
4197       esac
4198       ;;
4199
4200     interix[[3-9]]*)
4201       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4202       # Instead, we relocate shared libraries at runtime.
4203       ;;
4204
4205     msdosdjgpp*)
4206       # Just because we use GCC doesn't mean we suddenly get shared libraries
4207       # on systems that don't support them.
4208       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4209       enable_shared=no
4210       ;;
4211
4212     *nto* | *qnx*)
4213       # QNX uses GNU C++, but need to define -shared option too, otherwise
4214       # it will coredump.
4215       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4216       ;;
4217
4218     sysv4*MP*)
4219       if test -d /usr/nec; then
4220         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4221       fi
4222       ;;
4223
4224     *)
4225       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4226       ;;
4227     esac
4228
4229     case $cc_basename in
4230     nvcc*) # Cuda Compiler Driver 2.2
4231       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4232       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
4233       ;;
4234     esac
4235   else
4236     # PORTME Check for flag to pass linker flags through the system compiler.
4237     case $host_os in
4238     aix*)
4239       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4240       if test "$host_cpu" = ia64; then
4241         # AIX 5 now supports IA64 processor
4242         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4243       else
4244         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4245       fi
4246       ;;
4247
4248     mingw* | cygwin* | pw32* | os2* | cegcc*)
4249       # This hack is so that the source file can tell whether it is being
4250       # built for inclusion in a dll (and should export symbols for example).
4251       m4_if([$1], [GCJ], [],
4252         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4253       ;;
4254
4255     hpux9* | hpux10* | hpux11*)
4256       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4257       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4258       # not for PA HP-UX.
4259       case $host_cpu in
4260       hppa*64*|ia64*)
4261         # +Z the default
4262         ;;
4263       *)
4264         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4265         ;;
4266       esac
4267       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4268       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4269       ;;
4270
4271     irix5* | irix6* | nonstopux*)
4272       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4273       # PIC (with -KPIC) is the default.
4274       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4275       ;;
4276
4277     linux* | k*bsd*-gnu | kopensolaris*-gnu)
4278       case $cc_basename in
4279       # old Intel for x86_64 which still supported -KPIC.
4280       ecc*)
4281         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4282         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4283         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4284         ;;
4285       # icc used to be incompatible with GCC.
4286       # ICC 10 doesn't accept -KPIC any more.
4287       icc* | ifort*)
4288         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4289         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4290         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4291         ;;
4292       # Lahey Fortran 8.1.
4293       lf95*)
4294         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4295         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4296         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4297         ;;
4298       nagfor*)
4299         # NAG Fortran compiler
4300         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4301         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4302         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4303         ;;
4304       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4305         # Portland Group compilers (*not* the Pentium gcc compiler,
4306         # which looks to be a dead project)
4307         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4308         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4309         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4310         ;;
4311       ccc*)
4312         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4313         # All Alpha code is PIC.
4314         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4315         ;;
4316       xl* | bgxl* | bgf* | mpixl*)
4317         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4318         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4319         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4320         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4321         ;;
4322       *)
4323         case `$CC -V 2>&1 | sed 5q` in
4324         *Sun\ F* | *Sun*Fortran*)
4325           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4326           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4327           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4328           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4329           ;;
4330         *Sun\ C*)
4331           # Sun C 5.9
4332           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4333           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4334           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4335           ;;
4336         esac
4337         ;;
4338       esac
4339       ;;
4340
4341     newsos6)
4342       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4343       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4344       ;;
4345
4346     *nto* | *qnx*)
4347       # QNX uses GNU C++, but need to define -shared option too, otherwise
4348       # it will coredump.
4349       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4350       ;;
4351
4352     osf3* | osf4* | osf5*)
4353       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4354       # All OSF/1 code is PIC.
4355       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4356       ;;
4357
4358     rdos*)
4359       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4360       ;;
4361
4362     solaris*)
4363       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4364       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4365       case $cc_basename in
4366       f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4367         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4368       *)
4369         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4370       esac
4371       ;;
4372
4373     sunos4*)
4374       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4375       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4376       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4377       ;;
4378
4379     sysv4 | sysv4.2uw2* | sysv4.3*)
4380       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4381       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4382       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4383       ;;
4384
4385     sysv4*MP*)
4386       if test -d /usr/nec ;then
4387         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4388         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4389       fi
4390       ;;
4391
4392     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4393       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4394       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4395       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4396       ;;
4397
4398     unicos*)
4399       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4400       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4401       ;;
4402
4403     uts4*)
4404       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4405       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4406       ;;
4407
4408     *)
4409       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4410       ;;
4411     esac
4412   fi
4413 ])
4414 case $host_os in
4415   # For platforms which do not support PIC, -DPIC is meaningless:
4416   *djgpp*)
4417     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4418     ;;
4419   *)
4420     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4421     ;;
4422 esac
4423
4424 AC_CACHE_CHECK([for $compiler option to produce PIC],
4425   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4426   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4427 _LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4428
4429 #
4430 # Check to make sure the PIC flag actually works.
4431 #
4432 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4433   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4434     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4435     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4436     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4437      "" | " "*) ;;
4438      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4439      esac],
4440     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4441      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4442 fi
4443 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4444         [Additional compiler flags for building library objects])
4445
4446 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4447         [How to pass a linker flag through the compiler])
4448 #
4449 # Check to make sure the static flag actually works.
4450 #
4451 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4452 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4453   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4454   $lt_tmp_static_flag,
4455   [],
4456   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4457 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4458         [Compiler flag to prevent dynamic linking])
4459 ])# _LT_COMPILER_PIC
4460
4461
4462 # _LT_LINKER_SHLIBS([TAGNAME])
4463 # ----------------------------
4464 # See if the linker supports building shared libraries.
4465 m4_defun([_LT_LINKER_SHLIBS],
4466 [AC_REQUIRE([LT_PATH_LD])dnl
4467 AC_REQUIRE([LT_PATH_NM])dnl
4468 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4469 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4470 m4_require([_LT_DECL_EGREP])dnl
4471 m4_require([_LT_DECL_SED])dnl
4472 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4473 m4_require([_LT_TAG_COMPILER])dnl
4474 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4475 m4_if([$1], [CXX], [
4476   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4477   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4478   case $host_os in
4479   aix[[4-9]]*)
4480     # If we're using GNU nm, then we don't want the "-C" option.
4481     # -C means demangle to AIX nm, but means don't demangle with GNU nm
4482     # Also, AIX nm treats weak defined symbols like other global defined
4483     # symbols, whereas GNU nm marks them as "W".
4484     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4485       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4486     else
4487       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4488     fi
4489     ;;
4490   pw32*)
4491     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4492     ;;
4493   cygwin* | mingw* | cegcc*)
4494     case $cc_basename in
4495     cl*) ;;
4496     *)
4497       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4498       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4499       ;;
4500     esac
4501     ;;
4502   *)
4503     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4504     ;;
4505   esac
4506 ], [
4507   runpath_var=
4508   _LT_TAGVAR(allow_undefined_flag, $1)=
4509   _LT_TAGVAR(always_export_symbols, $1)=no
4510   _LT_TAGVAR(archive_cmds, $1)=
4511   _LT_TAGVAR(archive_expsym_cmds, $1)=
4512   _LT_TAGVAR(compiler_needs_object, $1)=no
4513   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4514   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4515   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4516   _LT_TAGVAR(hardcode_automatic, $1)=no
4517   _LT_TAGVAR(hardcode_direct, $1)=no
4518   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4519   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4520   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4521   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4522   _LT_TAGVAR(hardcode_minus_L, $1)=no
4523   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4524   _LT_TAGVAR(inherit_rpath, $1)=no
4525   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4526   _LT_TAGVAR(module_cmds, $1)=
4527   _LT_TAGVAR(module_expsym_cmds, $1)=
4528   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4529   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4530   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4531   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4532   # include_expsyms should be a list of space-separated symbols to be *always*
4533   # included in the symbol list
4534   _LT_TAGVAR(include_expsyms, $1)=
4535   # exclude_expsyms can be an extended regexp of symbols to exclude
4536   # it will be wrapped by ` (' and `)$', so one must not match beginning or
4537   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4538   # as well as any symbol that contains `d'.
4539   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4540   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4541   # platforms (ab)use it in PIC code, but their linkers get confused if
4542   # the symbol is explicitly referenced.  Since portable code cannot
4543   # rely on this symbol name, it's probably fine to never include it in
4544   # preloaded symbol tables.
4545   # Exclude shared library initialization/finalization symbols.
4546 dnl Note also adjust exclude_expsyms for C++ above.
4547   extract_expsyms_cmds=
4548
4549   case $host_os in
4550   cygwin* | mingw* | pw32* | cegcc*)
4551     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4552     # When not using gcc, we currently assume that we are using
4553     # Microsoft Visual C++.
4554     if test "$GCC" != yes; then
4555       with_gnu_ld=no
4556     fi
4557     ;;
4558   interix*)
4559     # we just hope/assume this is gcc and not c89 (= MSVC++)
4560     with_gnu_ld=yes
4561     ;;
4562   openbsd*)
4563     with_gnu_ld=no
4564     ;;
4565   esac
4566
4567   _LT_TAGVAR(ld_shlibs, $1)=yes
4568
4569   # On some targets, GNU ld is compatible enough with the native linker
4570   # that we're better off using the native interface for both.
4571   lt_use_gnu_ld_interface=no
4572   if test "$with_gnu_ld" = yes; then
4573     case $host_os in
4574       aix*)
4575         # The AIX port of GNU ld has always aspired to compatibility
4576         # with the native linker.  However, as the warning in the GNU ld
4577         # block says, versions before 2.19.5* couldn't really create working
4578         # shared libraries, regardless of the interface used.
4579         case `$LD -v 2>&1` in
4580           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4581           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4582           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4583           *)
4584             lt_use_gnu_ld_interface=yes
4585             ;;
4586         esac
4587         ;;
4588       *)
4589         lt_use_gnu_ld_interface=yes
4590         ;;
4591     esac
4592   fi
4593
4594   if test "$lt_use_gnu_ld_interface" = yes; then
4595     # If archive_cmds runs LD, not CC, wlarc should be empty
4596     wlarc='${wl}'
4597
4598     # Set some defaults for GNU ld with shared library support. These
4599     # are reset later if shared libraries are not supported. Putting them
4600     # here allows them to be overridden if necessary.
4601     runpath_var=LD_RUN_PATH
4602     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4603     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4604     # ancient GNU ld didn't support --whole-archive et. al.
4605     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4606       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4607     else
4608       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4609     fi
4610     supports_anon_versioning=no
4611     case `$LD -v 2>&1` in
4612       *GNU\ gold*) supports_anon_versioning=yes ;;
4613       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4614       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4615       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4616       *\ 2.11.*) ;; # other 2.11 versions
4617       *) supports_anon_versioning=yes ;;
4618     esac
4619
4620     # See if GNU ld supports shared libraries.
4621     case $host_os in
4622     aix[[3-9]]*)
4623       # On AIX/PPC, the GNU linker is very broken
4624       if test "$host_cpu" != ia64; then
4625         _LT_TAGVAR(ld_shlibs, $1)=no
4626         cat <<_LT_EOF 1>&2
4627
4628 *** Warning: the GNU linker, at least up to release 2.19, is reported
4629 *** to be unable to reliably create shared libraries on AIX.
4630 *** Therefore, libtool is disabling shared libraries support.  If you
4631 *** really care for shared libraries, you may want to install binutils
4632 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4633 *** You will then need to restart the configuration process.
4634
4635 _LT_EOF
4636       fi
4637       ;;
4638
4639     amigaos*)
4640       case $host_cpu in
4641       powerpc)
4642             # see comment about AmigaOS4 .so support
4643             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4644             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4645         ;;
4646       m68k)
4647             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4648             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4649             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4650         ;;
4651       esac
4652       ;;
4653
4654     beos*)
4655       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4656         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4657         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4658         # support --undefined.  This deserves some investigation.  FIXME
4659         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4660       else
4661         _LT_TAGVAR(ld_shlibs, $1)=no
4662       fi
4663       ;;
4664
4665     cygwin* | mingw* | pw32* | cegcc*)
4666       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4667       # as there is no search path for DLLs.
4668       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4669       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4670       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4671       _LT_TAGVAR(always_export_symbols, $1)=no
4672       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4673       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4674       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4675
4676       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4677         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4678         # If the export-symbols file already is a .def file (1st line
4679         # is EXPORTS), use it as is; otherwise, prepend...
4680         _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4681           cp $export_symbols $output_objdir/$soname.def;
4682         else
4683           echo EXPORTS > $output_objdir/$soname.def;
4684           cat $export_symbols >> $output_objdir/$soname.def;
4685         fi~
4686         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4687       else
4688         _LT_TAGVAR(ld_shlibs, $1)=no
4689       fi
4690       ;;
4691
4692     haiku*)
4693       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4694       _LT_TAGVAR(link_all_deplibs, $1)=yes
4695       ;;
4696
4697     interix[[3-9]]*)
4698       _LT_TAGVAR(hardcode_direct, $1)=no
4699       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4700       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4701       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4702       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4703       # Instead, shared libraries are loaded at an image base (0x10000000 by
4704       # default) and relocated if they conflict, which is a slow very memory
4705       # consuming and fragmenting process.  To avoid this, we pick a random,
4706       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4707       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4708       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4709       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4710       ;;
4711
4712     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
4713       tmp_diet=no
4714       if test "$host_os" = linux-dietlibc; then
4715         case $cc_basename in
4716           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
4717         esac
4718       fi
4719       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4720          && test "$tmp_diet" = no
4721       then
4722         tmp_addflag=' $pic_flag'
4723         tmp_sharedflag='-shared'
4724         case $cc_basename,$host_cpu in
4725         pgcc*)                          # Portland Group C compiler
4726           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4727           tmp_addflag=' $pic_flag'
4728           ;;
4729         pgf77* | pgf90* | pgf95* | pgfortran*)
4730                                         # Portland Group f77 and f90 compilers
4731           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4732           tmp_addflag=' $pic_flag -Mnomain' ;;
4733         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
4734           tmp_addflag=' -i_dynamic' ;;
4735         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
4736           tmp_addflag=' -i_dynamic -nofor_main' ;;
4737         ifc* | ifort*)                  # Intel Fortran compiler
4738           tmp_addflag=' -nofor_main' ;;
4739         lf95*)                          # Lahey Fortran 8.1
4740           _LT_TAGVAR(whole_archive_flag_spec, $1)=
4741           tmp_sharedflag='--shared' ;;
4742         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4743           tmp_sharedflag='-qmkshrobj'
4744           tmp_addflag= ;;
4745         nvcc*)  # Cuda Compiler Driver 2.2
4746           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4747           _LT_TAGVAR(compiler_needs_object, $1)=yes
4748           ;;
4749         esac
4750         case `$CC -V 2>&1 | sed 5q` in
4751         *Sun\ C*)                       # Sun C 5.9
4752           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4753           _LT_TAGVAR(compiler_needs_object, $1)=yes
4754           tmp_sharedflag='-G' ;;
4755         *Sun\ F*)                       # Sun Fortran 8.3
4756           tmp_sharedflag='-G' ;;
4757         esac
4758         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4759
4760         if test "x$supports_anon_versioning" = xyes; then
4761           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4762             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4763             echo "local: *; };" >> $output_objdir/$libname.ver~
4764             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4765         fi
4766
4767         case $cc_basename in
4768         xlf* | bgf* | bgxlf* | mpixlf*)
4769           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4770           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4771           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4772           _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4773           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
4774           if test "x$supports_anon_versioning" = xyes; then
4775             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4776               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4777               echo "local: *; };" >> $output_objdir/$libname.ver~
4778               $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4779           fi
4780           ;;
4781         esac
4782       else
4783         _LT_TAGVAR(ld_shlibs, $1)=no
4784       fi
4785       ;;
4786
4787     netbsd*)
4788       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4789         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4790         wlarc=
4791       else
4792         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4793         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4794       fi
4795       ;;
4796
4797     solaris*)
4798       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4799         _LT_TAGVAR(ld_shlibs, $1)=no
4800         cat <<_LT_EOF 1>&2
4801
4802 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
4803 *** create shared libraries on Solaris systems.  Therefore, libtool
4804 *** is disabling shared libraries support.  We urge you to upgrade GNU
4805 *** binutils to release 2.9.1 or newer.  Another option is to modify
4806 *** your PATH or compiler configuration so that the native linker is
4807 *** used, and then restart.
4808
4809 _LT_EOF
4810       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4811         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4812         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4813       else
4814         _LT_TAGVAR(ld_shlibs, $1)=no
4815       fi
4816       ;;
4817
4818     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4819       case `$LD -v 2>&1` in
4820         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4821         _LT_TAGVAR(ld_shlibs, $1)=no
4822         cat <<_LT_EOF 1>&2
4823
4824 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4825 *** reliably create shared libraries on SCO systems.  Therefore, libtool
4826 *** is disabling shared libraries support.  We urge you to upgrade GNU
4827 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4828 *** your PATH or compiler configuration so that the native linker is
4829 *** used, and then restart.
4830
4831 _LT_EOF
4832         ;;
4833         *)
4834           # For security reasons, it is highly recommended that you always
4835           # use absolute paths for naming shared libraries, and exclude the
4836           # DT_RUNPATH tag from executables and libraries.  But doing so
4837           # requires that you compile everything twice, which is a pain.
4838           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4839             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4840             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4841             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4842           else
4843             _LT_TAGVAR(ld_shlibs, $1)=no
4844           fi
4845         ;;
4846       esac
4847       ;;
4848
4849     sunos4*)
4850       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4851       wlarc=
4852       _LT_TAGVAR(hardcode_direct, $1)=yes
4853       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4854       ;;
4855
4856     *)
4857       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4858         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4859         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4860       else
4861         _LT_TAGVAR(ld_shlibs, $1)=no
4862       fi
4863       ;;
4864     esac
4865
4866     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4867       runpath_var=
4868       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4869       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4870       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4871     fi
4872   else
4873     # PORTME fill in a description of your system's linker (not GNU ld)
4874     case $host_os in
4875     aix3*)
4876       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4877       _LT_TAGVAR(always_export_symbols, $1)=yes
4878       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
4879       # Note: this linker hardcodes the directories in LIBPATH if there
4880       # are no directories specified by -L.
4881       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4882       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4883         # Neither direct hardcoding nor static linking is supported with a
4884         # broken collect2.
4885         _LT_TAGVAR(hardcode_direct, $1)=unsupported
4886       fi
4887       ;;
4888
4889     aix[[4-9]]*)
4890       if test "$host_cpu" = ia64; then
4891         # On IA64, the linker does run time linking by default, so we don't
4892         # have to do anything special.
4893         aix_use_runtimelinking=no
4894         exp_sym_flag='-Bexport'
4895         no_entry_flag=""
4896       else
4897         # If we're using GNU nm, then we don't want the "-C" option.
4898         # -C means demangle to AIX nm, but means don't demangle with GNU nm
4899         # Also, AIX nm treats weak defined symbols like other global
4900         # defined symbols, whereas GNU nm marks them as "W".
4901         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4902           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4903         else
4904           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4905         fi
4906         aix_use_runtimelinking=no
4907
4908         # Test if we are trying to use run time linking or normal
4909         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
4910         # need to do runtime linking.
4911         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4912           for ld_flag in $LDFLAGS; do
4913           if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4914             aix_use_runtimelinking=yes
4915             break
4916           fi
4917           done
4918           ;;
4919         esac
4920
4921         exp_sym_flag='-bexport'
4922         no_entry_flag='-bnoentry'
4923       fi
4924
4925       # When large executables or shared objects are built, AIX ld can
4926       # have problems creating the table of contents.  If linking a library
4927       # or program results in "error TOC overflow" add -mminimal-toc to
4928       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
4929       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4930
4931       _LT_TAGVAR(archive_cmds, $1)=''
4932       _LT_TAGVAR(hardcode_direct, $1)=yes
4933       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4934       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4935       _LT_TAGVAR(link_all_deplibs, $1)=yes
4936       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4937
4938       if test "$GCC" = yes; then
4939         case $host_os in aix4.[[012]]|aix4.[[012]].*)
4940         # We only want to do this on AIX 4.2 and lower, the check
4941         # below for broken collect2 doesn't work under 4.3+
4942           collect2name=`${CC} -print-prog-name=collect2`
4943           if test -f "$collect2name" &&
4944            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
4945           then
4946           # We have reworked collect2
4947           :
4948           else
4949           # We have old collect2
4950           _LT_TAGVAR(hardcode_direct, $1)=unsupported
4951           # It fails to find uninstalled libraries when the uninstalled
4952           # path is not listed in the libpath.  Setting hardcode_minus_L
4953           # to unsupported forces relinking
4954           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4955           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4956           _LT_TAGVAR(hardcode_libdir_separator, $1)=
4957           fi
4958           ;;
4959         esac
4960         shared_flag='-shared'
4961         if test "$aix_use_runtimelinking" = yes; then
4962           shared_flag="$shared_flag "'${wl}-G'
4963         fi
4964       else
4965         # not using gcc
4966         if test "$host_cpu" = ia64; then
4967         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4968         # chokes on -Wl,-G. The following line is correct:
4969           shared_flag='-G'
4970         else
4971           if test "$aix_use_runtimelinking" = yes; then
4972             shared_flag='${wl}-G'
4973           else
4974             shared_flag='${wl}-bM:SRE'
4975           fi
4976         fi
4977       fi
4978
4979       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4980       # It seems that -bexpall does not export symbols beginning with
4981       # underscore (_), so it is better to generate a list of symbols to export.
4982       _LT_TAGVAR(always_export_symbols, $1)=yes
4983       if test "$aix_use_runtimelinking" = yes; then
4984         # Warning - without using the other runtime loading flags (-brtl),
4985         # -berok will link without error, but may produce a broken library.
4986         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4987         # Determine the default libpath from the value encoded in an
4988         # empty executable.
4989         _LT_SYS_MODULE_PATH_AIX([$1])
4990         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4991         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
4992       else
4993         if test "$host_cpu" = ia64; then
4994           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4995           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4996           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
4997         else
4998          # Determine the default libpath from the value encoded in an
4999          # empty executable.
5000          _LT_SYS_MODULE_PATH_AIX([$1])
5001          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5002           # Warning - without using the other run time loading flags,
5003           # -berok will link without error, but may produce a broken library.
5004           _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5005           _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5006           if test "$with_gnu_ld" = yes; then
5007             # We only use this code for GNU lds that support --whole-archive.
5008             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5009           else
5010             # Exported symbols can be pulled into shared objects from archives
5011             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5012           fi
5013           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5014           # This is similar to how AIX traditionally builds its shared libraries.
5015           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5016         fi
5017       fi
5018       ;;
5019
5020     amigaos*)
5021       case $host_cpu in
5022       powerpc)
5023             # see comment about AmigaOS4 .so support
5024             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5025             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5026         ;;
5027       m68k)
5028             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5029             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5030             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5031         ;;
5032       esac
5033       ;;
5034
5035     bsdi[[45]]*)
5036       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5037       ;;
5038
5039     cygwin* | mingw* | pw32* | cegcc*)
5040       # When not using gcc, we currently assume that we are using
5041       # Microsoft Visual C++.
5042       # hardcode_libdir_flag_spec is actually meaningless, as there is
5043       # no search path for DLLs.
5044       case $cc_basename in
5045       cl*)
5046         # Native MSVC
5047         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5048         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5049         _LT_TAGVAR(always_export_symbols, $1)=yes
5050         _LT_TAGVAR(file_list_spec, $1)='@'
5051         # Tell ltmain to make .lib files, not .a files.
5052         libext=lib
5053         # Tell ltmain to make .dll files, not .so files.
5054         shrext_cmds=".dll"
5055         # FIXME: Setting linknames here is a bad hack.
5056         _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
5057         _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5058             sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
5059           else
5060             sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
5061           fi~
5062           $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5063           linknames='
5064         # The linker will not automatically build a static lib if we build a DLL.
5065         # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5066         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5067         _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
5068         # Don't use ranlib
5069         _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5070         _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5071           lt_tool_outputfile="@TOOL_OUTPUT@"~
5072           case $lt_outputfile in
5073             *.exe|*.EXE) ;;
5074             *)
5075               lt_outputfile="$lt_outputfile.exe"
5076               lt_tool_outputfile="$lt_tool_outputfile.exe"
5077               ;;
5078           esac~
5079           if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
5080             $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5081             $RM "$lt_outputfile.manifest";
5082           fi'
5083         ;;
5084       *)
5085         # Assume MSVC wrapper
5086         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5087         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5088         # Tell ltmain to make .lib files, not .a files.
5089         libext=lib
5090         # Tell ltmain to make .dll files, not .so files.
5091         shrext_cmds=".dll"
5092         # FIXME: Setting linknames here is a bad hack.
5093         _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5094         # The linker will automatically build a .lib file if we build a DLL.
5095         _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5096         # FIXME: Should let the user specify the lib program.
5097         _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5098         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5099         ;;
5100       esac
5101       ;;
5102
5103     darwin* | rhapsody*)
5104       _LT_DARWIN_LINKER_FEATURES($1)
5105       ;;
5106
5107     dgux*)
5108       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5109       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5110       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5111       ;;
5112
5113     freebsd1*)
5114       _LT_TAGVAR(ld_shlibs, $1)=no
5115       ;;
5116
5117     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5118     # support.  Future versions do this automatically, but an explicit c++rt0.o
5119     # does not break anything, and helps significantly (at the cost of a little
5120     # extra space).
5121     freebsd2.2*)
5122       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5123       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5124       _LT_TAGVAR(hardcode_direct, $1)=yes
5125       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5126       ;;
5127
5128     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5129     freebsd2*)
5130       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5131       _LT_TAGVAR(hardcode_direct, $1)=yes
5132       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5133       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5134       ;;
5135
5136     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5137     freebsd* | dragonfly*)
5138       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5139       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5140       _LT_TAGVAR(hardcode_direct, $1)=yes
5141       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5142       ;;
5143
5144     hpux9*)
5145       if test "$GCC" = yes; then
5146         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5147       else
5148         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5149       fi
5150       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5151       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5152       _LT_TAGVAR(hardcode_direct, $1)=yes
5153
5154       # hardcode_minus_L: Not really in the search PATH,
5155       # but as the default location of the library.
5156       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5157       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5158       ;;
5159
5160     hpux10*)
5161       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
5162         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5163       else
5164         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5165       fi
5166       if test "$with_gnu_ld" = no; then
5167         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5168         _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
5169         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5170         _LT_TAGVAR(hardcode_direct, $1)=yes
5171         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5172         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5173         # hardcode_minus_L: Not really in the search PATH,
5174         # but as the default location of the library.
5175         _LT_TAGVAR(hardcode_minus_L, $1)=yes
5176       fi
5177       ;;
5178
5179     hpux11*)
5180       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
5181         case $host_cpu in
5182         hppa*64*)
5183           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5184           ;;
5185         ia64*)
5186           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5187           ;;
5188         *)
5189           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5190           ;;
5191         esac
5192       else
5193         case $host_cpu in
5194         hppa*64*)
5195           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5196           ;;
5197         ia64*)
5198           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5199           ;;
5200         *)
5201         m4_if($1, [], [
5202           # Older versions of the 11.00 compiler do not understand -b yet
5203           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5204           _LT_LINKER_OPTION([if $CC understands -b],
5205             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5206             [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5207             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5208           [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5209           ;;
5210         esac
5211       fi
5212       if test "$with_gnu_ld" = no; then
5213         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5214         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5215
5216         case $host_cpu in
5217         hppa*64*|ia64*)
5218           _LT_TAGVAR(hardcode_direct, $1)=no
5219           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5220           ;;
5221         *)
5222           _LT_TAGVAR(hardcode_direct, $1)=yes
5223           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5224           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5225
5226           # hardcode_minus_L: Not really in the search PATH,
5227           # but as the default location of the library.
5228           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5229           ;;
5230         esac
5231       fi
5232       ;;
5233
5234     irix5* | irix6* | nonstopux*)
5235       if test "$GCC" = yes; then
5236         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5237         # Try to use the -exported_symbol ld option, if it does not
5238         # work, assume that -exports_file does not work either and
5239         # implicitly export all symbols.
5240         # This should be the same for all languages, so no per-tag cache variable.
5241         AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5242           [lt_cv_irix_exported_symbol],
5243           [save_LDFLAGS="$LDFLAGS"
5244            LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
5245            AC_LINK_IFELSE(
5246              [AC_LANG_SOURCE(
5247                 [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5248                               [C++], [[int foo (void) { return 0; }]],
5249                               [Fortran 77], [[
5250       subroutine foo
5251       end]],
5252                               [Fortran], [[
5253       subroutine foo
5254       end]])])],
5255               [lt_cv_irix_exported_symbol=yes],
5256               [lt_cv_irix_exported_symbol=no])
5257            LDFLAGS="$save_LDFLAGS"])
5258         if test "$lt_cv_irix_exported_symbol" = yes; then
5259           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
5260         fi
5261       else
5262         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5263         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
5264       fi
5265       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5266       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5267       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5268       _LT_TAGVAR(inherit_rpath, $1)=yes
5269       _LT_TAGVAR(link_all_deplibs, $1)=yes
5270       ;;
5271
5272     netbsd*)
5273       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5274         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5275       else
5276         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5277       fi
5278       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5279       _LT_TAGVAR(hardcode_direct, $1)=yes
5280       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5281       ;;
5282
5283     newsos6)
5284       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5285       _LT_TAGVAR(hardcode_direct, $1)=yes
5286       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5287       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5288       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5289       ;;
5290
5291     *nto* | *qnx*)
5292       ;;
5293
5294     openbsd*)
5295       if test -f /usr/libexec/ld.so; then
5296         _LT_TAGVAR(hardcode_direct, $1)=yes
5297         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5298         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5299         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
5300           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5301           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
5302           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5303           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5304         else
5305           case $host_os in
5306            openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
5307              _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5308              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5309              ;;
5310            *)
5311              _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5312              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5313              ;;
5314           esac
5315         fi
5316       else
5317         _LT_TAGVAR(ld_shlibs, $1)=no
5318       fi
5319       ;;
5320
5321     os2*)
5322       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5323       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5324       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5325       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5326       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5327       ;;
5328
5329     osf3*)
5330       if test "$GCC" = yes; then
5331         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5332         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5333       else
5334         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5335         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5336       fi
5337       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5338       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5339       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5340       ;;
5341
5342     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5343       if test "$GCC" = yes; then
5344         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5345         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5346         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5347       else
5348         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5349         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5350         _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5351         $CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
5352
5353         # Both c and cxx compiler support -rpath directly
5354         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5355       fi
5356       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5357       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5358       ;;
5359
5360     solaris*)
5361       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5362       if test "$GCC" = yes; then
5363         wlarc='${wl}'
5364         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5365         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5366           $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5367       else
5368         case `$CC -V 2>&1` in
5369         *"Compilers 5.0"*)
5370           wlarc=''
5371           _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5372           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5373           $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5374           ;;
5375         *)
5376           wlarc='${wl}'
5377           _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5378           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5379           $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5380           ;;
5381         esac
5382       fi
5383       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5384       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5385       case $host_os in
5386       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5387       *)
5388         # The compiler driver will combine and reorder linker options,
5389         # but understands `-z linker_flag'.  GCC discards it without `$wl',
5390         # but is careful enough not to reorder.
5391         # Supported since Solaris 2.6 (maybe 2.5.1?)
5392         if test "$GCC" = yes; then
5393           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5394         else
5395           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5396         fi
5397         ;;
5398       esac
5399       _LT_TAGVAR(link_all_deplibs, $1)=yes
5400       ;;
5401
5402     sunos4*)
5403       if test "x$host_vendor" = xsequent; then
5404         # Use $CC to link under sequent, because it throws in some extra .o
5405         # files that make .init and .fini sections work.
5406         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5407       else
5408         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5409       fi
5410       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5411       _LT_TAGVAR(hardcode_direct, $1)=yes
5412       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5413       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5414       ;;
5415
5416     sysv4)
5417       case $host_vendor in
5418         sni)
5419           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5420           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5421         ;;
5422         siemens)
5423           ## LD is ld it makes a PLAMLIB
5424           ## CC just makes a GrossModule.
5425           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5426           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5427           _LT_TAGVAR(hardcode_direct, $1)=no
5428         ;;
5429         motorola)
5430           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5431           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5432         ;;
5433       esac
5434       runpath_var='LD_RUN_PATH'
5435       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5436       ;;
5437
5438     sysv4.3*)
5439       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5440       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5441       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5442       ;;
5443
5444     sysv4*MP*)
5445       if test -d /usr/nec; then
5446         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5447         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5448         runpath_var=LD_RUN_PATH
5449         hardcode_runpath_var=yes
5450         _LT_TAGVAR(ld_shlibs, $1)=yes
5451       fi
5452       ;;
5453
5454     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5455       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5456       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5457       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5458       runpath_var='LD_RUN_PATH'
5459
5460       if test "$GCC" = yes; then
5461         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5462         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5463       else
5464         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5465         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5466       fi
5467       ;;
5468
5469     sysv5* | sco3.2v5* | sco5v6*)
5470       # Note: We can NOT use -z defs as we might desire, because we do not
5471       # link with -lc, and that would cause any symbols used from libc to
5472       # always be unresolved, which means just about no library would
5473       # ever link correctly.  If we're not using GNU ld we use -z text
5474       # though, which does catch some bad symbols but isn't as heavy-handed
5475       # as -z defs.
5476       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5477       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5478       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5479       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5480       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5481       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5482       _LT_TAGVAR(link_all_deplibs, $1)=yes
5483       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5484       runpath_var='LD_RUN_PATH'
5485
5486       if test "$GCC" = yes; then
5487         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5488         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5489       else
5490         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5491         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5492       fi
5493       ;;
5494
5495     uts4*)
5496       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5497       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5498       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5499       ;;
5500
5501     *)
5502       _LT_TAGVAR(ld_shlibs, $1)=no
5503       ;;
5504     esac
5505
5506     if test x$host_vendor = xsni; then
5507       case $host in
5508       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5509         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5510         ;;
5511       esac
5512     fi
5513   fi
5514 ])
5515 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5516 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5517
5518 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5519
5520 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5521 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5522 _LT_DECL([], [extract_expsyms_cmds], [2],
5523     [The commands to extract the exported symbol list from a shared archive])
5524
5525 #
5526 # Do we need to explicitly link libc?
5527 #
5528 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5529 x|xyes)
5530   # Assume -lc should be added
5531   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5532
5533   if test "$enable_shared" = yes && test "$GCC" = yes; then
5534     case $_LT_TAGVAR(archive_cmds, $1) in
5535     *'~'*)
5536       # FIXME: we may have to deal with multi-command sequences.
5537       ;;
5538     '$CC '*)
5539       # Test whether the compiler implicitly links with -lc since on some
5540       # systems, -lgcc has to come before -lc. If gcc already passes -lc
5541       # to ld, don't add -lc before -lgcc.
5542       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5543         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5544         [$RM conftest*
5545         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5546
5547         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5548           soname=conftest
5549           lib=conftest
5550           libobjs=conftest.$ac_objext
5551           deplibs=
5552           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5553           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5554           compiler_flags=-v
5555           linker_flags=-v
5556           verstring=
5557           output_objdir=.
5558           libname=conftest
5559           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5560           _LT_TAGVAR(allow_undefined_flag, $1)=
5561           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5562           then
5563             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5564           else
5565             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5566           fi
5567           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5568         else
5569           cat conftest.err 1>&5
5570         fi
5571         $RM conftest*
5572         ])
5573       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5574       ;;
5575     esac
5576   fi
5577   ;;
5578 esac
5579
5580 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5581     [Whether or not to add -lc for building shared libraries])
5582 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5583     [enable_shared_with_static_runtimes], [0],
5584     [Whether or not to disallow shared libs when runtime libs are static])
5585 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5586     [Compiler flag to allow reflexive dlopens])
5587 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
5588     [Compiler flag to generate shared objects directly from archives])
5589 _LT_TAGDECL([], [compiler_needs_object], [1],
5590     [Whether the compiler copes with passing no objects directly])
5591 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5592     [Create an old-style archive from a shared archive])
5593 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5594     [Create a temporary old-style archive to link instead of a shared archive])
5595 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5596 _LT_TAGDECL([], [archive_expsym_cmds], [2])
5597 _LT_TAGDECL([], [module_cmds], [2],
5598     [Commands used to build a loadable module if different from building
5599     a shared archive.])
5600 _LT_TAGDECL([], [module_expsym_cmds], [2])
5601 _LT_TAGDECL([], [with_gnu_ld], [1],
5602     [Whether we are building with GNU ld or not])
5603 _LT_TAGDECL([], [allow_undefined_flag], [1],
5604     [Flag that allows shared libraries with undefined symbols to be built])
5605 _LT_TAGDECL([], [no_undefined_flag], [1],
5606     [Flag that enforces no undefined symbols])
5607 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5608     [Flag to hardcode $libdir into a binary during linking.
5609     This must work even if $libdir does not exist])
5610 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5611     [[If ld is used when linking, flag to hardcode $libdir into a binary
5612     during linking.  This must work even if $libdir does not exist]])
5613 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
5614     [Whether we need a single "-rpath" flag with a separated argument])
5615 _LT_TAGDECL([], [hardcode_direct], [0],
5616     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5617     DIR into the resulting binary])
5618 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
5619     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5620     DIR into the resulting binary and the resulting library dependency is
5621     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5622     library is relocated])
5623 _LT_TAGDECL([], [hardcode_minus_L], [0],
5624     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5625     into the resulting binary])
5626 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5627     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5628     into the resulting binary])
5629 _LT_TAGDECL([], [hardcode_automatic], [0],
5630     [Set to "yes" if building a shared library automatically hardcodes DIR
5631     into the library and all subsequent libraries and executables linked
5632     against it])
5633 _LT_TAGDECL([], [inherit_rpath], [0],
5634     [Set to yes if linker adds runtime paths of dependent libraries
5635     to runtime path list])
5636 _LT_TAGDECL([], [link_all_deplibs], [0],
5637     [Whether libtool must link a program against all its dependency libraries])
5638 _LT_TAGDECL([], [always_export_symbols], [0],
5639     [Set to "yes" if exported symbols are required])
5640 _LT_TAGDECL([], [export_symbols_cmds], [2],
5641     [The commands to list exported symbols])
5642 _LT_TAGDECL([], [exclude_expsyms], [1],
5643     [Symbols that should not be listed in the preloaded symbols])
5644 _LT_TAGDECL([], [include_expsyms], [1],
5645     [Symbols that must always be exported])
5646 _LT_TAGDECL([], [prelink_cmds], [2],
5647     [Commands necessary for linking programs (against libraries) with templates])
5648 _LT_TAGDECL([], [postlink_cmds], [2],
5649     [Commands necessary for finishing linking programs])
5650 _LT_TAGDECL([], [file_list_spec], [1],
5651     [Specify filename containing input files])
5652 dnl FIXME: Not yet implemented
5653 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5654 dnl    [Compiler flag to generate thread safe objects])
5655 ])# _LT_LINKER_SHLIBS
5656
5657
5658 # _LT_LANG_C_CONFIG([TAG])
5659 # ------------------------
5660 # Ensure that the configuration variables for a C compiler are suitably
5661 # defined.  These variables are subsequently used by _LT_CONFIG to write
5662 # the compiler configuration to `libtool'.
5663 m4_defun([_LT_LANG_C_CONFIG],
5664 [m4_require([_LT_DECL_EGREP])dnl
5665 lt_save_CC="$CC"
5666 AC_LANG_PUSH(C)
5667
5668 # Source file extension for C test sources.
5669 ac_ext=c
5670
5671 # Object file extension for compiled C test sources.
5672 objext=o
5673 _LT_TAGVAR(objext, $1)=$objext
5674
5675 # Code to be used in simple compile tests
5676 lt_simple_compile_test_code="int some_variable = 0;"
5677
5678 # Code to be used in simple link tests
5679 lt_simple_link_test_code='int main(){return(0);}'
5680
5681 _LT_TAG_COMPILER
5682 # Save the default compiler, since it gets overwritten when the other
5683 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5684 compiler_DEFAULT=$CC
5685
5686 # save warnings/boilerplate of simple test code
5687 _LT_COMPILER_BOILERPLATE
5688 _LT_LINKER_BOILERPLATE
5689
5690 ## CAVEAT EMPTOR:
5691 ## There is no encapsulation within the following macros, do not change
5692 ## the running order or otherwise move them around unless you know exactly
5693 ## what you are doing...
5694 if test -n "$compiler"; then
5695   _LT_COMPILER_NO_RTTI($1)
5696   _LT_COMPILER_PIC($1)
5697   _LT_COMPILER_C_O($1)
5698   _LT_COMPILER_FILE_LOCKS($1)
5699   _LT_LINKER_SHLIBS($1)
5700   _LT_SYS_DYNAMIC_LINKER($1)
5701   _LT_LINKER_HARDCODE_LIBPATH($1)
5702   LT_SYS_DLOPEN_SELF
5703   _LT_CMD_STRIPLIB
5704
5705   # Report which library types will actually be built
5706   AC_MSG_CHECKING([if libtool supports shared libraries])
5707   AC_MSG_RESULT([$can_build_shared])
5708
5709   AC_MSG_CHECKING([whether to build shared libraries])
5710   test "$can_build_shared" = "no" && enable_shared=no
5711
5712   # On AIX, shared libraries and static libraries use the same namespace, and
5713   # are all built from PIC.
5714   case $host_os in
5715   aix3*)
5716     test "$enable_shared" = yes && enable_static=no
5717     if test -n "$RANLIB"; then
5718       archive_cmds="$archive_cmds~\$RANLIB \$lib"
5719       postinstall_cmds='$RANLIB $lib'
5720     fi
5721     ;;
5722
5723   aix[[4-9]]*)
5724     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5725       test "$enable_shared" = yes && enable_static=no
5726     fi
5727     ;;
5728   esac
5729   AC_MSG_RESULT([$enable_shared])
5730
5731   AC_MSG_CHECKING([whether to build static libraries])
5732   # Make sure either enable_shared or enable_static is yes.
5733   test "$enable_shared" = yes || enable_static=yes
5734   AC_MSG_RESULT([$enable_static])
5735
5736   _LT_CONFIG($1)
5737 fi
5738 AC_LANG_POP
5739 CC="$lt_save_CC"
5740 ])# _LT_LANG_C_CONFIG
5741
5742
5743 # _LT_LANG_CXX_CONFIG([TAG])
5744 # --------------------------
5745 # Ensure that the configuration variables for a C++ compiler are suitably
5746 # defined.  These variables are subsequently used by _LT_CONFIG to write
5747 # the compiler configuration to `libtool'.
5748 m4_defun([_LT_LANG_CXX_CONFIG],
5749 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5750 m4_require([_LT_DECL_EGREP])dnl
5751 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
5752 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5753     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5754     (test "X$CXX" != "Xg++"))) ; then
5755   AC_PROG_CXXCPP
5756 else
5757   _lt_caught_CXX_error=yes
5758 fi
5759
5760 AC_LANG_PUSH(C++)
5761 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5762 _LT_TAGVAR(allow_undefined_flag, $1)=
5763 _LT_TAGVAR(always_export_symbols, $1)=no
5764 _LT_TAGVAR(archive_expsym_cmds, $1)=
5765 _LT_TAGVAR(compiler_needs_object, $1)=no
5766 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5767 _LT_TAGVAR(hardcode_direct, $1)=no
5768 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5769 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5770 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5771 _LT_TAGVAR(hardcode_libdir_separator, $1)=
5772 _LT_TAGVAR(hardcode_minus_L, $1)=no
5773 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5774 _LT_TAGVAR(hardcode_automatic, $1)=no
5775 _LT_TAGVAR(inherit_rpath, $1)=no
5776 _LT_TAGVAR(module_cmds, $1)=
5777 _LT_TAGVAR(module_expsym_cmds, $1)=
5778 _LT_TAGVAR(link_all_deplibs, $1)=unknown
5779 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5780 _LT_TAGVAR(reload_flag, $1)=$reload_flag
5781 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5782 _LT_TAGVAR(no_undefined_flag, $1)=
5783 _LT_TAGVAR(whole_archive_flag_spec, $1)=
5784 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5785
5786 # Source file extension for C++ test sources.
5787 ac_ext=cpp
5788
5789 # Object file extension for compiled C++ test sources.
5790 objext=o
5791 _LT_TAGVAR(objext, $1)=$objext
5792
5793 # No sense in running all these tests if we already determined that
5794 # the CXX compiler isn't working.  Some variables (like enable_shared)
5795 # are currently assumed to apply to all compilers on this platform,
5796 # and will be corrupted by setting them based on a non-working compiler.
5797 if test "$_lt_caught_CXX_error" != yes; then
5798   # Code to be used in simple compile tests
5799   lt_simple_compile_test_code="int some_variable = 0;"
5800
5801   # Code to be used in simple link tests
5802   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5803
5804   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5805   _LT_TAG_COMPILER
5806
5807   # save warnings/boilerplate of simple test code
5808   _LT_COMPILER_BOILERPLATE
5809   _LT_LINKER_BOILERPLATE
5810
5811   # Allow CC to be a program name with arguments.
5812   lt_save_CC=$CC
5813   lt_save_CFLAGS=$CFLAGS
5814   lt_save_LD=$LD
5815   lt_save_GCC=$GCC
5816   GCC=$GXX
5817   lt_save_with_gnu_ld=$with_gnu_ld
5818   lt_save_path_LD=$lt_cv_path_LD
5819   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5820     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5821   else
5822     $as_unset lt_cv_prog_gnu_ld
5823   fi
5824   if test -n "${lt_cv_path_LDCXX+set}"; then
5825     lt_cv_path_LD=$lt_cv_path_LDCXX
5826   else
5827     $as_unset lt_cv_path_LD
5828   fi
5829   test -z "${LDCXX+set}" || LD=$LDCXX
5830   CC=${CXX-"c++"}
5831   CFLAGS=$CXXFLAGS
5832   compiler=$CC
5833   _LT_TAGVAR(compiler, $1)=$CC
5834   _LT_CC_BASENAME([$compiler])
5835
5836   if test -n "$compiler"; then
5837     # We don't want -fno-exception when compiling C++ code, so set the
5838     # no_builtin_flag separately
5839     if test "$GXX" = yes; then
5840       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5841     else
5842       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5843     fi
5844
5845     if test "$GXX" = yes; then
5846       # Set up default GNU C++ configuration
5847
5848       LT_PATH_LD
5849
5850       # Check if GNU C++ uses GNU ld as the underlying linker, since the
5851       # archiving commands below assume that GNU ld is being used.
5852       if test "$with_gnu_ld" = yes; then
5853         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5854         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5855
5856         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5857         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5858
5859         # If archive_cmds runs LD, not CC, wlarc should be empty
5860         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5861         #     investigate it a little bit more. (MM)
5862         wlarc='${wl}'
5863
5864         # ancient GNU ld didn't support --whole-archive et. al.
5865         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5866           $GREP 'no-whole-archive' > /dev/null; then
5867           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5868         else
5869           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5870         fi
5871       else
5872         with_gnu_ld=no
5873         wlarc=
5874
5875         # A generic and very simple default shared library creation
5876         # command for GNU C++ for the case where it uses the native
5877         # linker, instead of GNU ld.  If possible, this setting should
5878         # overridden to take advantage of the native linker features on
5879         # the platform it is being used on.
5880         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5881       fi
5882
5883       # Commands to make compiler produce verbose output that lists
5884       # what "hidden" libraries, object files and flags are used when
5885       # linking a shared library.
5886       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5887
5888     else
5889       GXX=no
5890       with_gnu_ld=no
5891       wlarc=
5892     fi
5893
5894     # PORTME: fill in a description of your system's C++ link characteristics
5895     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5896     _LT_TAGVAR(ld_shlibs, $1)=yes
5897     case $host_os in
5898       aix3*)
5899         # FIXME: insert proper C++ library support
5900         _LT_TAGVAR(ld_shlibs, $1)=no
5901         ;;
5902       aix[[4-9]]*)
5903         if test "$host_cpu" = ia64; then
5904           # On IA64, the linker does run time linking by default, so we don't
5905           # have to do anything special.
5906           aix_use_runtimelinking=no
5907           exp_sym_flag='-Bexport'
5908           no_entry_flag=""
5909         else
5910           aix_use_runtimelinking=no
5911
5912           # Test if we are trying to use run time linking or normal
5913           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5914           # need to do runtime linking.
5915           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5916             for ld_flag in $LDFLAGS; do
5917               case $ld_flag in
5918               *-brtl*)
5919                 aix_use_runtimelinking=yes
5920                 break
5921                 ;;
5922               esac
5923             done
5924             ;;
5925           esac
5926
5927           exp_sym_flag='-bexport'
5928           no_entry_flag='-bnoentry'
5929         fi
5930
5931         # When large executables or shared objects are built, AIX ld can
5932         # have problems creating the table of contents.  If linking a library
5933         # or program results in "error TOC overflow" add -mminimal-toc to
5934         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5935         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5936
5937         _LT_TAGVAR(archive_cmds, $1)=''
5938         _LT_TAGVAR(hardcode_direct, $1)=yes
5939         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5940         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5941         _LT_TAGVAR(link_all_deplibs, $1)=yes
5942         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5943
5944         if test "$GXX" = yes; then
5945           case $host_os in aix4.[[012]]|aix4.[[012]].*)
5946           # We only want to do this on AIX 4.2 and lower, the check
5947           # below for broken collect2 doesn't work under 4.3+
5948           collect2name=`${CC} -print-prog-name=collect2`
5949           if test -f "$collect2name" &&
5950              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5951           then
5952             # We have reworked collect2
5953             :
5954           else
5955             # We have old collect2
5956             _LT_TAGVAR(hardcode_direct, $1)=unsupported
5957             # It fails to find uninstalled libraries when the uninstalled
5958             # path is not listed in the libpath.  Setting hardcode_minus_L
5959             # to unsupported forces relinking
5960             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5961             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5962             _LT_TAGVAR(hardcode_libdir_separator, $1)=
5963           fi
5964           esac
5965           shared_flag='-shared'
5966           if test "$aix_use_runtimelinking" = yes; then
5967             shared_flag="$shared_flag "'${wl}-G'
5968           fi
5969         else
5970           # not using gcc
5971           if test "$host_cpu" = ia64; then
5972           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5973           # chokes on -Wl,-G. The following line is correct:
5974           shared_flag='-G'
5975           else
5976             if test "$aix_use_runtimelinking" = yes; then
5977               shared_flag='${wl}-G'
5978             else
5979               shared_flag='${wl}-bM:SRE'
5980             fi
5981           fi
5982         fi
5983
5984         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5985         # It seems that -bexpall does not export symbols beginning with
5986         # underscore (_), so it is better to generate a list of symbols to
5987         # export.
5988         _LT_TAGVAR(always_export_symbols, $1)=yes
5989         if test "$aix_use_runtimelinking" = yes; then
5990           # Warning - without using the other runtime loading flags (-brtl),
5991           # -berok will link without error, but may produce a broken library.
5992           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5993           # Determine the default libpath from the value encoded in an empty
5994           # executable.
5995           _LT_SYS_MODULE_PATH_AIX([$1])
5996           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5997
5998           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5999         else
6000           if test "$host_cpu" = ia64; then
6001             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
6002             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6003             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
6004           else
6005             # Determine the default libpath from the value encoded in an
6006             # empty executable.
6007             _LT_SYS_MODULE_PATH_AIX([$1])
6008             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
6009             # Warning - without using the other run time loading flags,
6010             # -berok will link without error, but may produce a broken library.
6011             _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
6012             _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
6013             if test "$with_gnu_ld" = yes; then
6014               # We only use this code for GNU lds that support --whole-archive.
6015               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6016             else
6017               # Exported symbols can be pulled into shared objects from archives
6018               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6019             fi
6020             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6021             # This is similar to how AIX traditionally builds its shared
6022             # libraries.
6023             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
6024           fi
6025         fi
6026         ;;
6027
6028       beos*)
6029         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6030           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6031           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6032           # support --undefined.  This deserves some investigation.  FIXME
6033           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6034         else
6035           _LT_TAGVAR(ld_shlibs, $1)=no
6036         fi
6037         ;;
6038
6039       chorus*)
6040         case $cc_basename in
6041           *)
6042           # FIXME: insert proper C++ library support
6043           _LT_TAGVAR(ld_shlibs, $1)=no
6044           ;;
6045         esac
6046         ;;
6047
6048       cygwin* | mingw* | pw32* | cegcc*)
6049         case $GXX,$cc_basename in
6050         ,cl* | no,cl*)
6051           # Native MSVC
6052           # hardcode_libdir_flag_spec is actually meaningless, as there is
6053           # no search path for DLLs.
6054           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6055           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6056           _LT_TAGVAR(always_export_symbols, $1)=yes
6057           _LT_TAGVAR(file_list_spec, $1)='@'
6058           # Tell ltmain to make .lib files, not .a files.
6059           libext=lib
6060           # Tell ltmain to make .dll files, not .so files.
6061           shrext_cmds=".dll"
6062           # FIXME: Setting linknames here is a bad hack.
6063           _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
6064           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
6065               $SED -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
6066             else
6067               $SED -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
6068             fi~
6069             $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6070             linknames='
6071           # The linker will not automatically build a static lib if we build a DLL.
6072           # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6073           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6074           # Don't use ranlib
6075           _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6076           _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6077             lt_tool_outputfile="@TOOL_OUTPUT@"~
6078             case $lt_outputfile in
6079               *.exe|*.EXE) ;;
6080               *)
6081                 lt_outputfile="$lt_outputfile.exe"
6082                 lt_tool_outputfile="$lt_tool_outputfile.exe"
6083                 ;;
6084             esac~
6085             func_to_tool_file "$lt_outputfile"~
6086             if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
6087               $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6088               $RM "$lt_outputfile.manifest";
6089             fi'
6090           ;;
6091         *)
6092           # g++
6093           # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6094           # as there is no search path for DLLs.
6095           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6096           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
6097           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6098           _LT_TAGVAR(always_export_symbols, $1)=no
6099           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6100
6101           if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6102             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6103             # If the export-symbols file already is a .def file (1st line
6104             # is EXPORTS), use it as is; otherwise, prepend...
6105             _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
6106               cp $export_symbols $output_objdir/$soname.def;
6107             else
6108               echo EXPORTS > $output_objdir/$soname.def;
6109               cat $export_symbols >> $output_objdir/$soname.def;
6110             fi~
6111             $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6112           else
6113             _LT_TAGVAR(ld_shlibs, $1)=no
6114           fi
6115           ;;
6116         esac
6117         ;;
6118       darwin* | rhapsody*)
6119         _LT_DARWIN_LINKER_FEATURES($1)
6120         ;;
6121
6122       dgux*)
6123         case $cc_basename in
6124           ec++*)
6125             # FIXME: insert proper C++ library support
6126             _LT_TAGVAR(ld_shlibs, $1)=no
6127             ;;
6128           ghcx*)
6129             # Green Hills C++ Compiler
6130             # FIXME: insert proper C++ library support
6131             _LT_TAGVAR(ld_shlibs, $1)=no
6132             ;;
6133           *)
6134             # FIXME: insert proper C++ library support
6135             _LT_TAGVAR(ld_shlibs, $1)=no
6136             ;;
6137         esac
6138         ;;
6139
6140       freebsd[[12]]*)
6141         # C++ shared libraries reported to be fairly broken before
6142         # switch to ELF
6143         _LT_TAGVAR(ld_shlibs, $1)=no
6144         ;;
6145
6146       freebsd-elf*)
6147         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6148         ;;
6149
6150       freebsd* | dragonfly*)
6151         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6152         # conventions
6153         _LT_TAGVAR(ld_shlibs, $1)=yes
6154         ;;
6155
6156       gnu*)
6157         ;;
6158
6159       haiku*)
6160         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6161         _LT_TAGVAR(link_all_deplibs, $1)=yes
6162         ;;
6163
6164       hpux9*)
6165         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
6166         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6167         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6168         _LT_TAGVAR(hardcode_direct, $1)=yes
6169         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6170                                              # but as the default
6171                                              # location of the library.
6172
6173         case $cc_basename in
6174           CC*)
6175             # FIXME: insert proper C++ library support
6176             _LT_TAGVAR(ld_shlibs, $1)=no
6177             ;;
6178           aCC*)
6179             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
6180             # Commands to make compiler produce verbose output that lists
6181             # what "hidden" libraries, object files and flags are used when
6182             # linking a shared library.
6183             #
6184             # There doesn't appear to be a way to prevent this compiler from
6185             # explicitly linking system object files so we need to strip them
6186             # from the output so that they don't get included in the library
6187             # dependencies.
6188             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6189             ;;
6190           *)
6191             if test "$GXX" = yes; then
6192               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
6193             else
6194               # FIXME: insert proper C++ library support
6195               _LT_TAGVAR(ld_shlibs, $1)=no
6196             fi
6197             ;;
6198         esac
6199         ;;
6200
6201       hpux10*|hpux11*)
6202         if test $with_gnu_ld = no; then
6203           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
6204           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6205
6206           case $host_cpu in
6207             hppa*64*|ia64*)
6208               ;;
6209             *)
6210               _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6211               ;;
6212           esac
6213         fi
6214         case $host_cpu in
6215           hppa*64*|ia64*)
6216             _LT_TAGVAR(hardcode_direct, $1)=no
6217             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6218             ;;
6219           *)
6220             _LT_TAGVAR(hardcode_direct, $1)=yes
6221             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6222             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6223                                                  # but as the default
6224                                                  # location of the library.
6225             ;;
6226         esac
6227
6228         case $cc_basename in
6229           CC*)
6230             # FIXME: insert proper C++ library support
6231             _LT_TAGVAR(ld_shlibs, $1)=no
6232             ;;
6233           aCC*)
6234             case $host_cpu in
6235               hppa*64*)
6236                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6237                 ;;
6238               ia64*)
6239                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6240                 ;;
6241               *)
6242                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6243                 ;;
6244             esac
6245             # Commands to make compiler produce verbose output that lists
6246             # what "hidden" libraries, object files and flags are used when
6247             # linking a shared library.
6248             #
6249             # There doesn't appear to be a way to prevent this compiler from
6250             # explicitly linking system object files so we need to strip them
6251             # from the output so that they don't get included in the library
6252             # dependencies.
6253             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6254             ;;
6255           *)
6256             if test "$GXX" = yes; then
6257               if test $with_gnu_ld = no; then
6258                 case $host_cpu in
6259                   hppa*64*)
6260                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6261                     ;;
6262                   ia64*)
6263                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6264                     ;;
6265                   *)
6266                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6267                     ;;
6268                 esac
6269               fi
6270             else
6271               # FIXME: insert proper C++ library support
6272               _LT_TAGVAR(ld_shlibs, $1)=no
6273             fi
6274             ;;
6275         esac
6276         ;;
6277
6278       interix[[3-9]]*)
6279         _LT_TAGVAR(hardcode_direct, $1)=no
6280         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6281         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6282         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6283         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6284         # Instead, shared libraries are loaded at an image base (0x10000000 by
6285         # default) and relocated if they conflict, which is a slow very memory
6286         # consuming and fragmenting process.  To avoid this, we pick a random,
6287         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6288         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6289         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6290         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6291         ;;
6292       irix5* | irix6*)
6293         case $cc_basename in
6294           CC*)
6295             # SGI C++
6296             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6297
6298             # Archives containing C++ object files must be created using
6299             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6300             # necessary to make sure instantiated templates are included
6301             # in the archive.
6302             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6303             ;;
6304           *)
6305             if test "$GXX" = yes; then
6306               if test "$with_gnu_ld" = no; then
6307                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6308               else
6309                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
6310               fi
6311             fi
6312             _LT_TAGVAR(link_all_deplibs, $1)=yes
6313             ;;
6314         esac
6315         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6316         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6317         _LT_TAGVAR(inherit_rpath, $1)=yes
6318         ;;
6319
6320       linux* | k*bsd*-gnu | kopensolaris*-gnu)
6321         case $cc_basename in
6322           KCC*)
6323             # Kuck and Associates, Inc. (KAI) C++ Compiler
6324
6325             # KCC will only create a shared library if the output file
6326             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6327             # to its proper name (with version) after linking.
6328             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6329             _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
6330             # Commands to make compiler produce verbose output that lists
6331             # what "hidden" libraries, object files and flags are used when
6332             # linking a shared library.
6333             #
6334             # There doesn't appear to be a way to prevent this compiler from
6335             # explicitly linking system object files so we need to strip them
6336             # from the output so that they don't get included in the library
6337             # dependencies.
6338             output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6339
6340             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6341             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6342
6343             # Archives containing C++ object files must be created using
6344             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6345             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6346             ;;
6347           icpc* | ecpc* )
6348             # Intel C++
6349             with_gnu_ld=yes
6350             # version 8.0 and above of icpc choke on multiply defined symbols
6351             # if we add $predep_objects and $postdep_objects, however 7.1 and
6352             # earlier do not add the objects themselves.
6353             case `$CC -V 2>&1` in
6354               *"Version 7."*)
6355                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6356                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6357                 ;;
6358               *)  # Version 8.0 or newer
6359                 tmp_idyn=
6360                 case $host_cpu in
6361                   ia64*) tmp_idyn=' -i_dynamic';;
6362                 esac
6363                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6364                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6365                 ;;
6366             esac
6367             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6368             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6369             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6370             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6371             ;;
6372           pgCC* | pgcpp*)
6373             # Portland Group C++ compiler
6374             case `$CC -V` in
6375             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6376               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6377                 rm -rf $tpldir~
6378                 $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6379                 compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6380               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6381                 rm -rf $tpldir~
6382                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6383                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6384                 $RANLIB $oldlib'
6385               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6386                 rm -rf $tpldir~
6387                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6388                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6389               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6390                 rm -rf $tpldir~
6391                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6392                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6393               ;;
6394             *) # Version 6 and above use weak symbols
6395               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6396               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6397               ;;
6398             esac
6399
6400             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6401             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6402             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6403             ;;
6404           cxx*)
6405             # Compaq C++
6406             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6407             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
6408
6409             runpath_var=LD_RUN_PATH
6410             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6411             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6412
6413             # Commands to make compiler produce verbose output that lists
6414             # what "hidden" libraries, object files and flags are used when
6415             # linking a shared library.
6416             #
6417             # There doesn't appear to be a way to prevent this compiler from
6418             # explicitly linking system object files so we need to strip them
6419             # from the output so that they don't get included in the library
6420             # dependencies.
6421             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
6422             ;;
6423           xl* | mpixl* | bgxl*)
6424             # IBM XL 8.0 on PPC, with GNU ld
6425             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6426             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6427             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6428             if test "x$supports_anon_versioning" = xyes; then
6429               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6430                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6431                 echo "local: *; };" >> $output_objdir/$libname.ver~
6432                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6433             fi
6434             ;;
6435           *)
6436             case `$CC -V 2>&1 | sed 5q` in
6437             *Sun\ C*)
6438               # Sun C++ 5.9
6439               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6440               _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6441               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
6442               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6443               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6444               _LT_TAGVAR(compiler_needs_object, $1)=yes
6445
6446               # Not sure whether something based on
6447               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6448               # would be better.
6449               output_verbose_link_cmd='func_echo_all'
6450
6451               # Archives containing C++ object files must be created using
6452               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6453               # necessary to make sure instantiated templates are included
6454               # in the archive.
6455               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6456               ;;
6457             esac
6458             ;;
6459         esac
6460         ;;
6461
6462       lynxos*)
6463         # FIXME: insert proper C++ library support
6464         _LT_TAGVAR(ld_shlibs, $1)=no
6465         ;;
6466
6467       m88k*)
6468         # FIXME: insert proper C++ library support
6469         _LT_TAGVAR(ld_shlibs, $1)=no
6470         ;;
6471
6472       mvs*)
6473         case $cc_basename in
6474           cxx*)
6475             # FIXME: insert proper C++ library support
6476             _LT_TAGVAR(ld_shlibs, $1)=no
6477             ;;
6478           *)
6479             # FIXME: insert proper C++ library support
6480             _LT_TAGVAR(ld_shlibs, $1)=no
6481             ;;
6482         esac
6483         ;;
6484
6485       netbsd*)
6486         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6487           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6488           wlarc=
6489           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6490           _LT_TAGVAR(hardcode_direct, $1)=yes
6491           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6492         fi
6493         # Workaround some broken pre-1.5 toolchains
6494         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6495         ;;
6496
6497       *nto* | *qnx*)
6498         _LT_TAGVAR(ld_shlibs, $1)=yes
6499         ;;
6500
6501       openbsd2*)
6502         # C++ shared libraries are fairly broken
6503         _LT_TAGVAR(ld_shlibs, $1)=no
6504         ;;
6505
6506       openbsd*)
6507         if test -f /usr/libexec/ld.so; then
6508           _LT_TAGVAR(hardcode_direct, $1)=yes
6509           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6510           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6511           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6512           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6513           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6514             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
6515             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6516             _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6517           fi
6518           output_verbose_link_cmd=func_echo_all
6519         else
6520           _LT_TAGVAR(ld_shlibs, $1)=no
6521         fi
6522         ;;
6523
6524       osf3* | osf4* | osf5*)
6525         case $cc_basename in
6526           KCC*)
6527             # Kuck and Associates, Inc. (KAI) C++ Compiler
6528
6529             # KCC will only create a shared library if the output file
6530             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6531             # to its proper name (with version) after linking.
6532             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6533
6534             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6535             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6536
6537             # Archives containing C++ object files must be created using
6538             # the KAI C++ compiler.
6539             case $host in
6540               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6541               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6542             esac
6543             ;;
6544           RCC*)
6545             # Rational C++ 2.4.1
6546             # FIXME: insert proper C++ library support
6547             _LT_TAGVAR(ld_shlibs, $1)=no
6548             ;;
6549           cxx*)
6550             case $host in
6551               osf3*)
6552                 _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6553                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6554                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6555                 ;;
6556               *)
6557                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6558                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6559                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6560                   echo "-hidden">> $lib.exp~
6561                   $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
6562                   $RM $lib.exp'
6563                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6564                 ;;
6565             esac
6566
6567             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6568
6569             # Commands to make compiler produce verbose output that lists
6570             # what "hidden" libraries, object files and flags are used when
6571             # linking a shared library.
6572             #
6573             # There doesn't appear to be a way to prevent this compiler from
6574             # explicitly linking system object files so we need to strip them
6575             # from the output so that they don't get included in the library
6576             # dependencies.
6577             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6578             ;;
6579           *)
6580             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6581               _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6582               case $host in
6583                 osf3*)
6584                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6585                   ;;
6586                 *)
6587                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6588                   ;;
6589               esac
6590
6591               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6592               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6593
6594               # Commands to make compiler produce verbose output that lists
6595               # what "hidden" libraries, object files and flags are used when
6596               # linking a shared library.
6597               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6598
6599             else
6600               # FIXME: insert proper C++ library support
6601               _LT_TAGVAR(ld_shlibs, $1)=no
6602             fi
6603             ;;
6604         esac
6605         ;;
6606
6607       psos*)
6608         # FIXME: insert proper C++ library support
6609         _LT_TAGVAR(ld_shlibs, $1)=no
6610         ;;
6611
6612       sunos4*)
6613         case $cc_basename in
6614           CC*)
6615             # Sun C++ 4.x
6616             # FIXME: insert proper C++ library support
6617             _LT_TAGVAR(ld_shlibs, $1)=no
6618             ;;
6619           lcc*)
6620             # Lucid
6621             # FIXME: insert proper C++ library support
6622             _LT_TAGVAR(ld_shlibs, $1)=no
6623             ;;
6624           *)
6625             # FIXME: insert proper C++ library support
6626             _LT_TAGVAR(ld_shlibs, $1)=no
6627             ;;
6628         esac
6629         ;;
6630
6631       solaris*)
6632         case $cc_basename in
6633           CC* | sunCC*)
6634             # Sun C++ 4.2, 5.x and Centerline C++
6635             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6636             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6637             _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6638             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6639               $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6640
6641             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6642             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6643             case $host_os in
6644               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6645               *)
6646                 # The compiler driver will combine and reorder linker options,
6647                 # but understands `-z linker_flag'.
6648                 # Supported since Solaris 2.6 (maybe 2.5.1?)
6649                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6650                 ;;
6651             esac
6652             _LT_TAGVAR(link_all_deplibs, $1)=yes
6653
6654             output_verbose_link_cmd='func_echo_all'
6655
6656             # Archives containing C++ object files must be created using
6657             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6658             # necessary to make sure instantiated templates are included
6659             # in the archive.
6660             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6661             ;;
6662           gcx*)
6663             # Green Hills C++ Compiler
6664             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6665
6666             # The C++ compiler must be used to create the archive.
6667             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6668             ;;
6669           *)
6670             # GNU C++ compiler with Solaris linker
6671             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6672               _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6673               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6674                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6675                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6676                   $CC -shared $pic_flag -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6677
6678                 # Commands to make compiler produce verbose output that lists
6679                 # what "hidden" libraries, object files and flags are used when
6680                 # linking a shared library.
6681                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6682               else
6683                 # g++ 2.7 appears to require `-G' NOT `-shared' on this
6684                 # platform.
6685                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6686                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6687                   $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6688
6689                 # Commands to make compiler produce verbose output that lists
6690                 # what "hidden" libraries, object files and flags are used when
6691                 # linking a shared library.
6692                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6693               fi
6694
6695               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6696               case $host_os in
6697                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6698                 *)
6699                   _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6700                   ;;
6701               esac
6702             fi
6703             ;;
6704         esac
6705         ;;
6706
6707     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6708       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6709       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6710       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6711       runpath_var='LD_RUN_PATH'
6712
6713       case $cc_basename in
6714         CC*)
6715           _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6716           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6717           ;;
6718         *)
6719           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6720           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6721           ;;
6722       esac
6723       ;;
6724
6725       sysv5* | sco3.2v5* | sco5v6*)
6726         # Note: We can NOT use -z defs as we might desire, because we do not
6727         # link with -lc, and that would cause any symbols used from libc to
6728         # always be unresolved, which means just about no library would
6729         # ever link correctly.  If we're not using GNU ld we use -z text
6730         # though, which does catch some bad symbols but isn't as heavy-handed
6731         # as -z defs.
6732         _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6733         _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6734         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6735         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6736         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6737         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6738         _LT_TAGVAR(link_all_deplibs, $1)=yes
6739         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6740         runpath_var='LD_RUN_PATH'
6741
6742         case $cc_basename in
6743           CC*)
6744             _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6745             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6746             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6747               '"$_LT_TAGVAR(old_archive_cmds, $1)"
6748             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6749               '"$_LT_TAGVAR(reload_cmds, $1)"
6750             ;;
6751           *)
6752             _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6753             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6754             ;;
6755         esac
6756       ;;
6757
6758       tandem*)
6759         case $cc_basename in
6760           NCC*)
6761             # NonStop-UX NCC 3.20
6762             # FIXME: insert proper C++ library support
6763             _LT_TAGVAR(ld_shlibs, $1)=no
6764             ;;
6765           *)
6766             # FIXME: insert proper C++ library support
6767             _LT_TAGVAR(ld_shlibs, $1)=no
6768             ;;
6769         esac
6770         ;;
6771
6772       vxworks*)
6773         # FIXME: insert proper C++ library support
6774         _LT_TAGVAR(ld_shlibs, $1)=no
6775         ;;
6776
6777       *)
6778         # FIXME: insert proper C++ library support
6779         _LT_TAGVAR(ld_shlibs, $1)=no
6780         ;;
6781     esac
6782
6783     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6784     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6785
6786     _LT_TAGVAR(GCC, $1)="$GXX"
6787     _LT_TAGVAR(LD, $1)="$LD"
6788
6789     ## CAVEAT EMPTOR:
6790     ## There is no encapsulation within the following macros, do not change
6791     ## the running order or otherwise move them around unless you know exactly
6792     ## what you are doing...
6793     _LT_SYS_HIDDEN_LIBDEPS($1)
6794     _LT_COMPILER_PIC($1)
6795     _LT_COMPILER_C_O($1)
6796     _LT_COMPILER_FILE_LOCKS($1)
6797     _LT_LINKER_SHLIBS($1)
6798     _LT_SYS_DYNAMIC_LINKER($1)
6799     _LT_LINKER_HARDCODE_LIBPATH($1)
6800
6801     _LT_CONFIG($1)
6802   fi # test -n "$compiler"
6803
6804   CC=$lt_save_CC
6805   CFLAGS=$lt_save_CFLAGS
6806   LDCXX=$LD
6807   LD=$lt_save_LD
6808   GCC=$lt_save_GCC
6809   with_gnu_ld=$lt_save_with_gnu_ld
6810   lt_cv_path_LDCXX=$lt_cv_path_LD
6811   lt_cv_path_LD=$lt_save_path_LD
6812   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6813   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6814 fi # test "$_lt_caught_CXX_error" != yes
6815
6816 AC_LANG_POP
6817 ])# _LT_LANG_CXX_CONFIG
6818
6819
6820 # _LT_FUNC_STRIPNAME_CNF
6821 # ----------------------
6822 # func_stripname_cnf prefix suffix name
6823 # strip PREFIX and SUFFIX off of NAME.
6824 # PREFIX and SUFFIX must not contain globbing or regex special
6825 # characters, hashes, percent signs, but SUFFIX may contain a leading
6826 # dot (in which case that matches only a dot).
6827 #
6828 # This function is identical to the (non-XSI) version of func_stripname,
6829 # except this one can be used by m4 code that may be executed by configure,
6830 # rather than the libtool script.
6831 m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
6832 AC_REQUIRE([_LT_DECL_SED])
6833 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
6834 func_stripname_cnf ()
6835 {
6836   case ${2} in
6837   .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
6838   *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
6839   esac
6840 } # func_stripname_cnf
6841 ])# _LT_FUNC_STRIPNAME_CNF
6842
6843 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6844 # ---------------------------------
6845 # Figure out "hidden" library dependencies from verbose
6846 # compiler output when linking a shared library.
6847 # Parse the compiler output and extract the necessary
6848 # objects, libraries and library flags.
6849 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6850 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6851 AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
6852 # Dependencies to place before and after the object being linked:
6853 _LT_TAGVAR(predep_objects, $1)=
6854 _LT_TAGVAR(postdep_objects, $1)=
6855 _LT_TAGVAR(predeps, $1)=
6856 _LT_TAGVAR(postdeps, $1)=
6857 _LT_TAGVAR(compiler_lib_search_path, $1)=
6858
6859 dnl we can't use the lt_simple_compile_test_code here,
6860 dnl because it contains code intended for an executable,
6861 dnl not a library.  It's possible we should let each
6862 dnl tag define a new lt_????_link_test_code variable,
6863 dnl but it's only used here...
6864 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6865 int a;
6866 void foo (void) { a = 0; }
6867 _LT_EOF
6868 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6869 class Foo
6870 {
6871 public:
6872   Foo (void) { a = 0; }
6873 private:
6874   int a;
6875 };
6876 _LT_EOF
6877 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6878       subroutine foo
6879       implicit none
6880       integer*4 a
6881       a=0
6882       return
6883       end
6884 _LT_EOF
6885 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6886       subroutine foo
6887       implicit none
6888       integer a
6889       a=0
6890       return
6891       end
6892 _LT_EOF
6893 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6894 public class foo {
6895   private int a;
6896   public void bar (void) {
6897     a = 0;
6898   }
6899 };
6900 _LT_EOF
6901 ])
6902
6903 _lt_libdeps_save_CFLAGS=$CFLAGS
6904 case "$CC $CFLAGS " in #(
6905 *\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
6906 *\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
6907 esac
6908
6909 dnl Parse the compiler output and extract the necessary
6910 dnl objects, libraries and library flags.
6911 if AC_TRY_EVAL(ac_compile); then
6912   # Parse the compiler output and extract the necessary
6913   # objects, libraries and library flags.
6914
6915   # Sentinel used to keep track of whether or not we are before
6916   # the conftest object file.
6917   pre_test_object_deps_done=no
6918
6919   for p in `eval "$output_verbose_link_cmd"`; do
6920     case ${prev}${p} in
6921
6922     -L* | -R* | -l*)
6923        # Some compilers place space between "-{L,R}" and the path.
6924        # Remove the space.
6925        if test $p = "-L" ||
6926           test $p = "-R"; then
6927          prev=$p
6928          continue
6929        fi
6930
6931        # Expand the sysroot to ease extracting the directories later.
6932        if test -z "$prev"; then
6933          case $p in
6934          -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
6935          -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
6936          -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
6937          esac
6938        fi
6939        case $p in
6940        =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
6941        esac
6942        if test "$pre_test_object_deps_done" = no; then
6943          case ${prev} in
6944          -L | -R)
6945            # Internal compiler library paths should come after those
6946            # provided the user.  The postdeps already come after the
6947            # user supplied libs so there is no need to process them.
6948            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6949              _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6950            else
6951              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6952            fi
6953            ;;
6954          # The "-l" case would never come before the object being
6955          # linked, so don't bother handling this case.
6956          esac
6957        else
6958          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6959            _LT_TAGVAR(postdeps, $1)="${prev}${p}"
6960          else
6961            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6962          fi
6963        fi
6964        prev=
6965        ;;
6966
6967     *.lto.$objext) ;; # Ignore GCC LTO objects
6968     *.$objext)
6969        # This assumes that the test object file only shows up
6970        # once in the compiler output.
6971        if test "$p" = "conftest.$objext"; then
6972          pre_test_object_deps_done=yes
6973          continue
6974        fi
6975
6976        if test "$pre_test_object_deps_done" = no; then
6977          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6978            _LT_TAGVAR(predep_objects, $1)="$p"
6979          else
6980            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6981          fi
6982        else
6983          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6984            _LT_TAGVAR(postdep_objects, $1)="$p"
6985          else
6986            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6987          fi
6988        fi
6989        ;;
6990
6991     *) ;; # Ignore the rest.
6992
6993     esac
6994   done
6995
6996   # Clean up.
6997   rm -f a.out a.exe
6998 else
6999   echo "libtool.m4: error: problem compiling $1 test program"
7000 fi
7001
7002 $RM -f confest.$objext
7003 CFLAGS=$_lt_libdeps_save_CFLAGS
7004
7005 # PORTME: override above test on systems where it is broken
7006 m4_if([$1], [CXX],
7007 [case $host_os in
7008 interix[[3-9]]*)
7009   # Interix 3.5 installs completely hosed .la files for C++, so rather than
7010   # hack all around it, let's just trust "g++" to DTRT.
7011   _LT_TAGVAR(predep_objects,$1)=
7012   _LT_TAGVAR(postdep_objects,$1)=
7013   _LT_TAGVAR(postdeps,$1)=
7014   ;;
7015
7016 linux*)
7017   case `$CC -V 2>&1 | sed 5q` in
7018   *Sun\ C*)
7019     # Sun C++ 5.9
7020
7021     # The more standards-conforming stlport4 library is
7022     # incompatible with the Cstd library. Avoid specifying
7023     # it if it's in CXXFLAGS. Ignore libCrun as
7024     # -library=stlport4 depends on it.
7025     case " $CXX $CXXFLAGS " in
7026     *" -library=stlport4 "*)
7027       solaris_use_stlport4=yes
7028       ;;
7029     esac
7030
7031     if test "$solaris_use_stlport4" != yes; then
7032       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7033     fi
7034     ;;
7035   esac
7036   ;;
7037
7038 solaris*)
7039   case $cc_basename in
7040   CC* | sunCC*)
7041     # The more standards-conforming stlport4 library is
7042     # incompatible with the Cstd library. Avoid specifying
7043     # it if it's in CXXFLAGS. Ignore libCrun as
7044     # -library=stlport4 depends on it.
7045     case " $CXX $CXXFLAGS " in
7046     *" -library=stlport4 "*)
7047       solaris_use_stlport4=yes
7048       ;;
7049     esac
7050
7051     # Adding this requires a known-good setup of shared libraries for
7052     # Sun compiler versions before 5.6, else PIC objects from an old
7053     # archive will be linked into the output, leading to subtle bugs.
7054     if test "$solaris_use_stlport4" != yes; then
7055       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7056     fi
7057     ;;
7058   esac
7059   ;;
7060 esac
7061 ])
7062
7063 case " $_LT_TAGVAR(postdeps, $1) " in
7064 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7065 esac
7066  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7067 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7068  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
7069 fi
7070 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7071     [The directories searched by this compiler when creating a shared library])
7072 _LT_TAGDECL([], [predep_objects], [1],
7073     [Dependencies to place before and after the objects being linked to
7074     create a shared library])
7075 _LT_TAGDECL([], [postdep_objects], [1])
7076 _LT_TAGDECL([], [predeps], [1])
7077 _LT_TAGDECL([], [postdeps], [1])
7078 _LT_TAGDECL([], [compiler_lib_search_path], [1],
7079     [The library search path used internally by the compiler when linking
7080     a shared library])
7081 ])# _LT_SYS_HIDDEN_LIBDEPS
7082
7083
7084 # _LT_LANG_F77_CONFIG([TAG])
7085 # --------------------------
7086 # Ensure that the configuration variables for a Fortran 77 compiler are
7087 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7088 # to write the compiler configuration to `libtool'.
7089 m4_defun([_LT_LANG_F77_CONFIG],
7090 [AC_LANG_PUSH(Fortran 77)
7091 if test -z "$F77" || test "X$F77" = "Xno"; then
7092   _lt_disable_F77=yes
7093 fi
7094
7095 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7096 _LT_TAGVAR(allow_undefined_flag, $1)=
7097 _LT_TAGVAR(always_export_symbols, $1)=no
7098 _LT_TAGVAR(archive_expsym_cmds, $1)=
7099 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7100 _LT_TAGVAR(hardcode_direct, $1)=no
7101 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7102 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7103 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
7104 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7105 _LT_TAGVAR(hardcode_minus_L, $1)=no
7106 _LT_TAGVAR(hardcode_automatic, $1)=no
7107 _LT_TAGVAR(inherit_rpath, $1)=no
7108 _LT_TAGVAR(module_cmds, $1)=
7109 _LT_TAGVAR(module_expsym_cmds, $1)=
7110 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7111 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7112 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7113 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7114 _LT_TAGVAR(no_undefined_flag, $1)=
7115 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7116 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7117
7118 # Source file extension for f77 test sources.
7119 ac_ext=f
7120
7121 # Object file extension for compiled f77 test sources.
7122 objext=o
7123 _LT_TAGVAR(objext, $1)=$objext
7124
7125 # No sense in running all these tests if we already determined that
7126 # the F77 compiler isn't working.  Some variables (like enable_shared)
7127 # are currently assumed to apply to all compilers on this platform,
7128 # and will be corrupted by setting them based on a non-working compiler.
7129 if test "$_lt_disable_F77" != yes; then
7130   # Code to be used in simple compile tests
7131   lt_simple_compile_test_code="\
7132       subroutine t
7133       return
7134       end
7135 "
7136
7137   # Code to be used in simple link tests
7138   lt_simple_link_test_code="\
7139       program t
7140       end
7141 "
7142
7143   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7144   _LT_TAG_COMPILER
7145
7146   # save warnings/boilerplate of simple test code
7147   _LT_COMPILER_BOILERPLATE
7148   _LT_LINKER_BOILERPLATE
7149
7150   # Allow CC to be a program name with arguments.
7151   lt_save_CC="$CC"
7152   lt_save_GCC=$GCC
7153   lt_save_CFLAGS=$CFLAGS
7154   CC=${F77-"f77"}
7155   CFLAGS=$FFLAGS
7156   compiler=$CC
7157   _LT_TAGVAR(compiler, $1)=$CC
7158   _LT_CC_BASENAME([$compiler])
7159   GCC=$G77
7160   if test -n "$compiler"; then
7161     AC_MSG_CHECKING([if libtool supports shared libraries])
7162     AC_MSG_RESULT([$can_build_shared])
7163
7164     AC_MSG_CHECKING([whether to build shared libraries])
7165     test "$can_build_shared" = "no" && enable_shared=no
7166
7167     # On AIX, shared libraries and static libraries use the same namespace, and
7168     # are all built from PIC.
7169     case $host_os in
7170       aix3*)
7171         test "$enable_shared" = yes && enable_static=no
7172         if test -n "$RANLIB"; then
7173           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7174           postinstall_cmds='$RANLIB $lib'
7175         fi
7176         ;;
7177       aix[[4-9]]*)
7178         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
7179           test "$enable_shared" = yes && enable_static=no
7180         fi
7181         ;;
7182     esac
7183     AC_MSG_RESULT([$enable_shared])
7184
7185     AC_MSG_CHECKING([whether to build static libraries])
7186     # Make sure either enable_shared or enable_static is yes.
7187     test "$enable_shared" = yes || enable_static=yes
7188     AC_MSG_RESULT([$enable_static])
7189
7190     _LT_TAGVAR(GCC, $1)="$G77"
7191     _LT_TAGVAR(LD, $1)="$LD"
7192
7193     ## CAVEAT EMPTOR:
7194     ## There is no encapsulation within the following macros, do not change
7195     ## the running order or otherwise move them around unless you know exactly
7196     ## what you are doing...
7197     _LT_COMPILER_PIC($1)
7198     _LT_COMPILER_C_O($1)
7199     _LT_COMPILER_FILE_LOCKS($1)
7200     _LT_LINKER_SHLIBS($1)
7201     _LT_SYS_DYNAMIC_LINKER($1)
7202     _LT_LINKER_HARDCODE_LIBPATH($1)
7203
7204     _LT_CONFIG($1)
7205   fi # test -n "$compiler"
7206
7207   GCC=$lt_save_GCC
7208   CC="$lt_save_CC"
7209   CFLAGS="$lt_save_CFLAGS"
7210 fi # test "$_lt_disable_F77" != yes
7211
7212 AC_LANG_POP
7213 ])# _LT_LANG_F77_CONFIG
7214
7215
7216 # _LT_LANG_FC_CONFIG([TAG])
7217 # -------------------------
7218 # Ensure that the configuration variables for a Fortran compiler are
7219 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7220 # to write the compiler configuration to `libtool'.
7221 m4_defun([_LT_LANG_FC_CONFIG],
7222 [AC_LANG_PUSH(Fortran)
7223
7224 if test -z "$FC" || test "X$FC" = "Xno"; then
7225   _lt_disable_FC=yes
7226 fi
7227
7228 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7229 _LT_TAGVAR(allow_undefined_flag, $1)=
7230 _LT_TAGVAR(always_export_symbols, $1)=no
7231 _LT_TAGVAR(archive_expsym_cmds, $1)=
7232 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7233 _LT_TAGVAR(hardcode_direct, $1)=no
7234 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7235 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7236 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
7237 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7238 _LT_TAGVAR(hardcode_minus_L, $1)=no
7239 _LT_TAGVAR(hardcode_automatic, $1)=no
7240 _LT_TAGVAR(inherit_rpath, $1)=no
7241 _LT_TAGVAR(module_cmds, $1)=
7242 _LT_TAGVAR(module_expsym_cmds, $1)=
7243 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7244 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7245 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7246 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7247 _LT_TAGVAR(no_undefined_flag, $1)=
7248 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7249 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7250
7251 # Source file extension for fc test sources.
7252 ac_ext=${ac_fc_srcext-f}
7253
7254 # Object file extension for compiled fc test sources.
7255 objext=o
7256 _LT_TAGVAR(objext, $1)=$objext
7257
7258 # No sense in running all these tests if we already determined that
7259 # the FC compiler isn't working.  Some variables (like enable_shared)
7260 # are currently assumed to apply to all compilers on this platform,
7261 # and will be corrupted by setting them based on a non-working compiler.
7262 if test "$_lt_disable_FC" != yes; then
7263   # Code to be used in simple compile tests
7264   lt_simple_compile_test_code="\
7265       subroutine t
7266       return
7267       end
7268 "
7269
7270   # Code to be used in simple link tests
7271   lt_simple_link_test_code="\
7272       program t
7273       end
7274 "
7275
7276   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7277   _LT_TAG_COMPILER
7278
7279   # save warnings/boilerplate of simple test code
7280   _LT_COMPILER_BOILERPLATE
7281   _LT_LINKER_BOILERPLATE
7282
7283   # Allow CC to be a program name with arguments.
7284   lt_save_CC="$CC"
7285   lt_save_GCC=$GCC
7286   lt_save_CFLAGS=$CFLAGS
7287   CC=${FC-"f95"}
7288   CFLAGS=$FCFLAGS
7289   compiler=$CC
7290   GCC=$ac_cv_fc_compiler_gnu
7291
7292   _LT_TAGVAR(compiler, $1)=$CC
7293   _LT_CC_BASENAME([$compiler])
7294
7295   if test -n "$compiler"; then
7296     AC_MSG_CHECKING([if libtool supports shared libraries])
7297     AC_MSG_RESULT([$can_build_shared])
7298
7299     AC_MSG_CHECKING([whether to build shared libraries])
7300     test "$can_build_shared" = "no" && enable_shared=no
7301
7302     # On AIX, shared libraries and static libraries use the same namespace, and
7303     # are all built from PIC.
7304     case $host_os in
7305       aix3*)
7306         test "$enable_shared" = yes && enable_static=no
7307         if test -n "$RANLIB"; then
7308           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7309           postinstall_cmds='$RANLIB $lib'
7310         fi
7311         ;;
7312       aix[[4-9]]*)
7313         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
7314           test "$enable_shared" = yes && enable_static=no
7315         fi
7316         ;;
7317     esac
7318     AC_MSG_RESULT([$enable_shared])
7319
7320     AC_MSG_CHECKING([whether to build static libraries])
7321     # Make sure either enable_shared or enable_static is yes.
7322     test "$enable_shared" = yes || enable_static=yes
7323     AC_MSG_RESULT([$enable_static])
7324
7325     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
7326     _LT_TAGVAR(LD, $1)="$LD"
7327
7328     ## CAVEAT EMPTOR:
7329     ## There is no encapsulation within the following macros, do not change
7330     ## the running order or otherwise move them around unless you know exactly
7331     ## what you are doing...
7332     _LT_SYS_HIDDEN_LIBDEPS($1)
7333     _LT_COMPILER_PIC($1)
7334     _LT_COMPILER_C_O($1)
7335     _LT_COMPILER_FILE_LOCKS($1)
7336     _LT_LINKER_SHLIBS($1)
7337     _LT_SYS_DYNAMIC_LINKER($1)
7338     _LT_LINKER_HARDCODE_LIBPATH($1)
7339
7340     _LT_CONFIG($1)
7341   fi # test -n "$compiler"
7342
7343   GCC=$lt_save_GCC
7344   CC=$lt_save_CC
7345   CFLAGS=$lt_save_CFLAGS
7346 fi # test "$_lt_disable_FC" != yes
7347
7348 AC_LANG_POP
7349 ])# _LT_LANG_FC_CONFIG
7350
7351
7352 # _LT_LANG_GCJ_CONFIG([TAG])
7353 # --------------------------
7354 # Ensure that the configuration variables for the GNU Java Compiler compiler
7355 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7356 # to write the compiler configuration to `libtool'.
7357 m4_defun([_LT_LANG_GCJ_CONFIG],
7358 [AC_REQUIRE([LT_PROG_GCJ])dnl
7359 AC_LANG_SAVE
7360
7361 # Source file extension for Java test sources.
7362 ac_ext=java
7363
7364 # Object file extension for compiled Java test sources.
7365 objext=o
7366 _LT_TAGVAR(objext, $1)=$objext
7367
7368 # Code to be used in simple compile tests
7369 lt_simple_compile_test_code="class foo {}"
7370
7371 # Code to be used in simple link tests
7372 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7373
7374 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7375 _LT_TAG_COMPILER
7376
7377 # save warnings/boilerplate of simple test code
7378 _LT_COMPILER_BOILERPLATE
7379 _LT_LINKER_BOILERPLATE
7380
7381 # Allow CC to be a program name with arguments.
7382 lt_save_CC=$CC
7383 lt_save_CFLAGS=$CFLAGS
7384 lt_save_GCC=$GCC
7385 GCC=yes
7386 CC=${GCJ-"gcj"}
7387 CFLAGS=$GCJFLAGS
7388 compiler=$CC
7389 _LT_TAGVAR(compiler, $1)=$CC
7390 _LT_TAGVAR(LD, $1)="$LD"
7391 _LT_CC_BASENAME([$compiler])
7392
7393 # GCJ did not exist at the time GCC didn't implicitly link libc in.
7394 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7395
7396 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7397 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7398 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7399
7400 ## CAVEAT EMPTOR:
7401 ## There is no encapsulation within the following macros, do not change
7402 ## the running order or otherwise move them around unless you know exactly
7403 ## what you are doing...
7404 if test -n "$compiler"; then
7405   _LT_COMPILER_NO_RTTI($1)
7406   _LT_COMPILER_PIC($1)
7407   _LT_COMPILER_C_O($1)
7408   _LT_COMPILER_FILE_LOCKS($1)
7409   _LT_LINKER_SHLIBS($1)
7410   _LT_LINKER_HARDCODE_LIBPATH($1)
7411
7412   _LT_CONFIG($1)
7413 fi
7414
7415 AC_LANG_RESTORE
7416
7417 GCC=$lt_save_GCC
7418 CC=$lt_save_CC
7419 CFLAGS=$lt_save_CFLAGS
7420 ])# _LT_LANG_GCJ_CONFIG
7421
7422
7423 # _LT_LANG_RC_CONFIG([TAG])
7424 # -------------------------
7425 # Ensure that the configuration variables for the Windows resource compiler
7426 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7427 # to write the compiler configuration to `libtool'.
7428 m4_defun([_LT_LANG_RC_CONFIG],
7429 [AC_REQUIRE([LT_PROG_RC])dnl
7430 AC_LANG_SAVE
7431
7432 # Source file extension for RC test sources.
7433 ac_ext=rc
7434
7435 # Object file extension for compiled RC test sources.
7436 objext=o
7437 _LT_TAGVAR(objext, $1)=$objext
7438
7439 # Code to be used in simple compile tests
7440 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7441
7442 # Code to be used in simple link tests
7443 lt_simple_link_test_code="$lt_simple_compile_test_code"
7444
7445 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7446 _LT_TAG_COMPILER
7447
7448 # save warnings/boilerplate of simple test code
7449 _LT_COMPILER_BOILERPLATE
7450 _LT_LINKER_BOILERPLATE
7451
7452 # Allow CC to be a program name with arguments.
7453 lt_save_CC="$CC"
7454 lt_save_CFLAGS=$CFLAGS
7455 lt_save_GCC=$GCC
7456 GCC=
7457 CC=${RC-"windres"}
7458 CFLAGS=
7459 compiler=$CC
7460 _LT_TAGVAR(compiler, $1)=$CC
7461 _LT_CC_BASENAME([$compiler])
7462 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7463
7464 if test -n "$compiler"; then
7465   :
7466   _LT_CONFIG($1)
7467 fi
7468
7469 GCC=$lt_save_GCC
7470 AC_LANG_RESTORE
7471 CC=$lt_save_CC
7472 CFLAGS=$lt_save_CFLAGS
7473 ])# _LT_LANG_RC_CONFIG
7474
7475
7476 # LT_PROG_GCJ
7477 # -----------
7478 AC_DEFUN([LT_PROG_GCJ],
7479 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7480   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7481     [AC_CHECK_TOOL(GCJ, gcj,)
7482       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7483       AC_SUBST(GCJFLAGS)])])[]dnl
7484 ])
7485
7486 # Old name:
7487 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7488 dnl aclocal-1.4 backwards compatibility:
7489 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7490
7491
7492 # LT_PROG_RC
7493 # ----------
7494 AC_DEFUN([LT_PROG_RC],
7495 [AC_CHECK_TOOL(RC, windres,)
7496 ])
7497
7498 # Old name:
7499 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7500 dnl aclocal-1.4 backwards compatibility:
7501 dnl AC_DEFUN([LT_AC_PROG_RC], [])
7502
7503
7504 # _LT_DECL_EGREP
7505 # --------------
7506 # If we don't have a new enough Autoconf to choose the best grep
7507 # available, choose the one first in the user's PATH.
7508 m4_defun([_LT_DECL_EGREP],
7509 [AC_REQUIRE([AC_PROG_EGREP])dnl
7510 AC_REQUIRE([AC_PROG_FGREP])dnl
7511 test -z "$GREP" && GREP=grep
7512 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7513 _LT_DECL([], [EGREP], [1], [An ERE matcher])
7514 _LT_DECL([], [FGREP], [1], [A literal string matcher])
7515 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7516 AC_SUBST([GREP])
7517 ])
7518
7519
7520 # _LT_DECL_OBJDUMP
7521 # --------------
7522 # If we don't have a new enough Autoconf to choose the best objdump
7523 # available, choose the one first in the user's PATH.
7524 m4_defun([_LT_DECL_OBJDUMP],
7525 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
7526 test -z "$OBJDUMP" && OBJDUMP=objdump
7527 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7528 AC_SUBST([OBJDUMP])
7529 ])
7530
7531 # _LT_DECL_DLLTOOL
7532 # ----------------
7533 # Ensure DLLTOOL variable is set.
7534 m4_defun([_LT_DECL_DLLTOOL],
7535 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
7536 test -z "$DLLTOOL" && DLLTOOL=dlltool
7537 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])
7538 AC_SUBST([DLLTOOL])
7539 ])
7540
7541 # _LT_DECL_SED
7542 # ------------
7543 # Check for a fully-functional sed program, that truncates
7544 # as few characters as possible.  Prefer GNU sed if found.
7545 m4_defun([_LT_DECL_SED],
7546 [AC_PROG_SED
7547 test -z "$SED" && SED=sed
7548 Xsed="$SED -e 1s/^X//"
7549 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7550 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7551     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7552 ])# _LT_DECL_SED
7553
7554 m4_ifndef([AC_PROG_SED], [
7555 ############################################################
7556 # NOTE: This macro has been submitted for inclusion into   #
7557 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7558 #  a released version of Autoconf we should remove this    #
7559 #  macro and use it instead.                               #
7560 ############################################################
7561
7562 m4_defun([AC_PROG_SED],
7563 [AC_MSG_CHECKING([for a sed that does not truncate output])
7564 AC_CACHE_VAL(lt_cv_path_SED,
7565 [# Loop through the user's path and test for sed and gsed.
7566 # Then use that list of sed's as ones to test for truncation.
7567 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7568 for as_dir in $PATH
7569 do
7570   IFS=$as_save_IFS
7571   test -z "$as_dir" && as_dir=.
7572   for lt_ac_prog in sed gsed; do
7573     for ac_exec_ext in '' $ac_executable_extensions; do
7574       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7575         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7576       fi
7577     done
7578   done
7579 done
7580 IFS=$as_save_IFS
7581 lt_ac_max=0
7582 lt_ac_count=0
7583 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
7584 # along with /bin/sed that truncates output.
7585 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7586   test ! -f $lt_ac_sed && continue
7587   cat /dev/null > conftest.in
7588   lt_ac_count=0
7589   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7590   # Check for GNU sed and select it if it is found.
7591   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7592     lt_cv_path_SED=$lt_ac_sed
7593     break
7594   fi
7595   while true; do
7596     cat conftest.in conftest.in >conftest.tmp
7597     mv conftest.tmp conftest.in
7598     cp conftest.in conftest.nl
7599     echo >>conftest.nl
7600     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7601     cmp -s conftest.out conftest.nl || break
7602     # 10000 chars as input seems more than enough
7603     test $lt_ac_count -gt 10 && break
7604     lt_ac_count=`expr $lt_ac_count + 1`
7605     if test $lt_ac_count -gt $lt_ac_max; then
7606       lt_ac_max=$lt_ac_count
7607       lt_cv_path_SED=$lt_ac_sed
7608     fi
7609   done
7610 done
7611 ])
7612 SED=$lt_cv_path_SED
7613 AC_SUBST([SED])
7614 AC_MSG_RESULT([$SED])
7615 ])#AC_PROG_SED
7616 ])#m4_ifndef
7617
7618 # Old name:
7619 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7620 dnl aclocal-1.4 backwards compatibility:
7621 dnl AC_DEFUN([LT_AC_PROG_SED], [])
7622
7623
7624 # _LT_CHECK_SHELL_FEATURES
7625 # ------------------------
7626 # Find out whether the shell is Bourne or XSI compatible,
7627 # or has some other useful features.
7628 m4_defun([_LT_CHECK_SHELL_FEATURES],
7629 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7630 # Try some XSI features
7631 xsi_shell=no
7632 ( _lt_dummy="a/b/c"
7633   test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \
7634       = c,a/b,b/c, \
7635     && eval 'test $(( 1 + 1 )) -eq 2 \
7636     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7637   && xsi_shell=yes
7638 AC_MSG_RESULT([$xsi_shell])
7639 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7640
7641 AC_MSG_CHECKING([whether the shell understands "+="])
7642 lt_shell_append=no
7643 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7644     >/dev/null 2>&1 \
7645   && lt_shell_append=yes
7646 AC_MSG_RESULT([$lt_shell_append])
7647 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7648
7649 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7650   lt_unset=unset
7651 else
7652   lt_unset=false
7653 fi
7654 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7655
7656 # test EBCDIC or ASCII
7657 case `echo X|tr X '\101'` in
7658  A) # ASCII based system
7659     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7660   lt_SP2NL='tr \040 \012'
7661   lt_NL2SP='tr \015\012 \040\040'
7662   ;;
7663  *) # EBCDIC based system
7664   lt_SP2NL='tr \100 \n'
7665   lt_NL2SP='tr \r\n \100\100'
7666   ;;
7667 esac
7668 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7669 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7670 ])# _LT_CHECK_SHELL_FEATURES
7671
7672
7673 # _LT_PROG_FUNCTION_REPLACE (FUNCNAME, REPLACEMENT-BODY)
7674 # ------------------------------------------------------
7675 # In `$cfgfile', look for function FUNCNAME delimited by `^FUNCNAME ()$' and
7676 # '^} FUNCNAME ', and replace its body with REPLACEMENT-BODY.
7677 m4_defun([_LT_PROG_FUNCTION_REPLACE],
7678 [dnl {
7679 sed -e '/^$1 ()$/,/^} # $1 /c\
7680 $1 ()\
7681 {\
7682 m4_bpatsubsts([$2], [$], [\\], [^\([     ]\)], [\\\1])
7683 } # Extended-shell $1 implementation' "$cfgfile" > $cfgfile.tmp \
7684   && mv -f "$cfgfile.tmp" "$cfgfile" \
7685     || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7686 test 0 -eq $? || _lt_function_replace_fail=:
7687 ])
7688
7689
7690 # _LT_PROG_REPLACE_SHELLFNS
7691 # -------------------------
7692 # Replace existing portable implementations of several shell functions with
7693 # equivalent extended shell implementations where those features are available..
7694 m4_defun([_LT_PROG_REPLACE_SHELLFNS],
7695 [if test x"$xsi_shell" = xyes; then
7696   _LT_PROG_FUNCTION_REPLACE([func_dirname], [dnl
7697     case ${1} in
7698       */*) func_dirname_result="${1%/*}${2}" ;;
7699       *  ) func_dirname_result="${3}" ;;
7700     esac])
7701
7702   _LT_PROG_FUNCTION_REPLACE([func_basename], [dnl
7703     func_basename_result="${1##*/}"])
7704
7705   _LT_PROG_FUNCTION_REPLACE([func_dirname_and_basename], [dnl
7706     case ${1} in
7707       */*) func_dirname_result="${1%/*}${2}" ;;
7708       *  ) func_dirname_result="${3}" ;;
7709     esac
7710     func_basename_result="${1##*/}"])
7711
7712   _LT_PROG_FUNCTION_REPLACE([func_stripname], [dnl
7713     # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7714     # positional parameters, so assign one to ordinary parameter first.
7715     func_stripname_result=${3}
7716     func_stripname_result=${func_stripname_result#"${1}"}
7717     func_stripname_result=${func_stripname_result%"${2}"}])
7718
7719   _LT_PROG_FUNCTION_REPLACE([func_split_long_opt], [dnl
7720     func_split_long_opt_name=${1%%=*}
7721     func_split_long_opt_arg=${1#*=}])
7722
7723   _LT_PROG_FUNCTION_REPLACE([func_split_short_opt], [dnl
7724     func_split_short_opt_arg=${1#??}
7725     func_split_short_opt_name=${1%"$func_split_short_opt_arg"}])
7726
7727   _LT_PROG_FUNCTION_REPLACE([func_lo2o], [dnl
7728     case ${1} in
7729       *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7730       *)    func_lo2o_result=${1} ;;
7731     esac])
7732
7733   _LT_PROG_FUNCTION_REPLACE([func_xform], [    func_xform_result=${1%.*}.lo])
7734
7735   _LT_PROG_FUNCTION_REPLACE([func_arith], [    func_arith_result=$(( $[*] ))])
7736
7737   _LT_PROG_FUNCTION_REPLACE([func_len], [    func_len_result=${#1}])
7738 fi
7739
7740 if test x"$lt_shell_append" = xyes; then
7741   _LT_PROG_FUNCTION_REPLACE([func_append], [    eval "${1}+=\\${2}"])
7742
7743   _LT_PROG_FUNCTION_REPLACE([func_append_quoted], [dnl
7744     func_quote_for_eval "${2}"
7745 dnl m4 expansion turns \\\\ into \\, and then the shell eval turns that into \
7746     eval "${1}+=\\\\ \\$func_quote_for_eval_result"])
7747
7748   # Save a `func_append' function call where possible by direct use of '+='
7749   sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \
7750     && mv -f "$cfgfile.tmp" "$cfgfile" \
7751       || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7752   test 0 -eq $? || _lt_function_replace_fail=:
7753 else
7754   # Save a `func_append' function call even when '+=' is not available
7755   sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \
7756     && mv -f "$cfgfile.tmp" "$cfgfile" \
7757       || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7758   test 0 -eq $? || _lt_function_replace_fail=:
7759 fi
7760
7761 if test x"$_lt_function_replace_fail" = x":"; then
7762   AC_MSG_WARN([Unable to substitute extended shell functions in $ofile])
7763 fi
7764 ])
7765
7766 # _LT_PATH_CONVERSION_FUNCTIONS
7767 # -----------------------------
7768 # Determine which file name conversion functions should be used by
7769 # func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
7770 # for certain cross-compile configurations and native mingw.
7771 m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
7772 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
7773 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
7774 AC_MSG_CHECKING([how to convert $build file names to $host format])
7775 AC_CACHE_VAL(lt_cv_to_host_file_cmd,
7776 [case $host in
7777   *-*-mingw* )
7778     case $build in
7779       *-*-mingw* ) # actually msys
7780         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
7781         ;;
7782       *-*-cygwin* )
7783         lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
7784         ;;
7785       * ) # otherwise, assume *nix
7786         lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
7787         ;;
7788     esac
7789     ;;
7790   *-*-cygwin* )
7791     case $build in
7792       *-*-mingw* ) # actually msys
7793         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
7794         ;;
7795       *-*-cygwin* )
7796         lt_cv_to_host_file_cmd=func_convert_file_noop
7797         ;;
7798       * ) # otherwise, assume *nix
7799         lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
7800         ;;
7801     esac
7802     ;;
7803   * ) # unhandled hosts (and "normal" native builds)
7804     lt_cv_to_host_file_cmd=func_convert_file_noop
7805     ;;
7806 esac
7807 ])
7808 to_host_file_cmd=$lt_cv_to_host_file_cmd
7809 AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
7810 _LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
7811          [0], [convert $build file names to $host format])dnl
7812
7813 AC_MSG_CHECKING([how to convert $build file names to toolchain format])
7814 AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
7815 [#assume ordinary cross tools, or native build.
7816 lt_cv_to_tool_file_cmd=func_convert_file_noop
7817 case $host in
7818   *-*-mingw* )
7819     case $build in
7820       *-*-mingw* ) # actually msys
7821         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
7822         ;;
7823     esac
7824     ;;
7825 esac
7826 ])
7827 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
7828 AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
7829 _LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
7830          [0], [convert $build files to toolchain format])dnl
7831 ])# _LT_PATH_CONVERSION_FUNCTIONS