#!make
#

ifeq "$(origin CC)" "default"
CC = clang
endif
ifeq ($(CC),gcc)
CPPFLAGS += -DWANT_VARIADIC_VOIDP_CAST
endif


PROGRAMS = as-dcpu16 vm-dcpu16
SOURCES = common.c dcpu16.c as-dcpu16.c vm-dcpu16.c \
		  hw_clock.c hw_keyboard.c hw_lem1802.c hw_spc2000.c

CPPFLAGS += -DDEBUG

CFLAGS = -g -Wall -Wextra -pedantic -std=c99

UNAME := $(shell uname)
ifeq ($(UNAME),Darwin)
CPPFLAGS += -DHAVE_FUNOPEN
# libpng from system x11, libvncserver from macports
CPPFLAGS += -I/usr/X11/include -I/opt/local/include
LDFLAGS += -L/usr/X11/lib -L/opt/local/lib
endif
ifeq ($(UNAME),Linux)
# linux needs _GNU_SOURCE for fopencookie
# linux needs _XOPEN_SOURCE=600 (provided by _GNU_SOURCE) for getopt and strdup
CPPFLAGS += -DHAVE_FOPENCOOKIE -D_GNU_SOURCE
# linux needs librt for clock_gettime
LDFLAGS += -lrt
endif

CPPFLAGS += -DHAVE_LIBVNCSERVER -DHAVE_LIBPNG
LDFLAGS += -lvncserver -lpng -lreadline

all:	$(PROGRAMS)

depend:	.depend

.depend:	$(SOURCES)
	@rm -f ./.depend
	$(CC) $(CFLAGS) -MM $^ >> ./.depend

include .depend


vm-dcpu16:	vm-dcpu16.o dcpu16.o common.o hw_clock.o hw_keyboard.o hw_lem1802.o hw_spc2000.o

as-dcpu16:	as-dcpu16.o dcpu16.o common.o

clean:	
	@rm -rf $(PROGRAMS) *.o *.dSYM .depend

check:	$(PROGRAMS)