#
# Makefile for Thunder SDL
#
# by James Hammons
# (C) 2009 Underground Software
# This software is licensed under the GPL v3 or later
#

ifeq "$(OSTYPE)" "msys"	# Win32

SYSTYPE    = __GCCWIN32__
EXESUFFIX  = .exe
GLLIB      = -lopengl32
ICON       = obj/icon.o
SDLLIBTYPE = --libs
MSG        = Win32 on MinGW

else
#ifeq "$(OSTYPE)" "darwin"
ifeq "darwin" "$(findstring darwin,$(OSTYPE))"	# Should catch both 'darwin' and 'darwin7.0'

SYSTYPE    = __GCCUNIX__ -D_OSX_
EXESUFFIX  =
GLLIB      =
ICON       =
SDLLIBTYPE = --static-libs
MSG        = Mac OS X

else	# *nix

SYSTYPE    = __GCCUNIX__
EXESUFFIX  =
GLLIB      = -lGL
ICON       =
SDLLIBTYPE = --libs
MSG        = generic Unix/Linux

endif
endif

CC         = gcc
LD         = gcc
TARGET     = thunder

CFLAGS   = -MMD -Wall -Wno-switch -Wno-uninitialized -Wno-unused -O2 -D$(SYSTYPE) -fomit-frame-pointer `sdl2-config --cflags`
CPPFLAGS = -MMD -Wall -Wno-switch -Wno-non-virtual-dtor -Wno-uninitialized -Wno-unused -O2 -D$(SYSTYPE) \
		-fomit-frame-pointer `sdl2-config --cflags` \
		-g
#		-DLOG_UNMAPPED_MEMORY_ACCESSES

LDFLAGS =

# Ugh, let's get rid of the ref to -lcurses [DONE]
LIBS = `sdl2-config $(SDLLIBTYPE)` -lstdc++ -lz -lm $(GLLIB)

INCS = -I. -Isrc

OBJS = \
	obj/dis63701.o   \
	obj/dis6809.o    \
	obj/fileio.o     \
	obj/gui.o        \
	obj/icon-64x64.o \
	obj/log.o        \
	obj/psg.o        \
	obj/resource.o   \
	obj/screen.o     \
	obj/sound.o      \
	obj/v63701.o     \
	obj/v6809.o      \
	obj/video.o      \
	obj/ym2151.o     \
	obj/thunder.o    \
	$(ICON)

all: checkenv message obj $(TARGET)$(EXESUFFIX)
	@echo
	@echo -e "\033[01;33m***\033[00;32m Looks like it compiled OK... Give it a whirl!\033[00m"

# Check the compilation environment, barf if not appropriate

checkenv:
	@echo
	@echo -en "\033[01;33m***\033[00;32m Checking compilation environment... \033[00m"
ifeq "" "$(shell which sdl2-config)"
	@echo
	@echo
	@echo -e "\033[01;33mIt seems that you don't have the SDL development libraries installed.
	@echo -e "have installed them, make sure that the sdl-config file is somewhere in your"
	@echo -e "path and is executable.\033[00m"
	@echo
#Is there a better way to break out of the makefile?
	@break
else
	@echo -e "\033[01;37mOK\033[00m"
endif

message:
	@echo
	@echo -e "\033[01;33m***\033[00;32m Building Thunder/SDL for $(MSG)...\033[00m"
	@echo

clean:
	@echo -en "\033[01;33m***\033[00;32m Cleaning out the garbage...\033[00m"
	@rm -rf obj
	@rm -f ./$(TARGET)$(EXESUFFIX)
	@echo -e "\033[01;37mdone!\033[00m"

obj:
	@mkdir obj

# This is only done for Win32 at the moment...

ifneq "" "$(ICON)"
$(ICON): res/$(TARGET).rc res/$(TARGET).ico
	@echo -e "\033[01;33m***\033[00;32m Processing icon...\033[00m"
	@windres -i res/$(TARGET).rc -o $(ICON) --include-dir=./res
endif

obj/%.o: src/%.c
	@echo -e "\033[01;33m***\033[00;32m Compiling $<...\033[00m"
	@$(CC) $(CFLAGS) $(INCS) -c $< -o $@

obj/%.o: src/%.cpp
	@echo -e "\033[01;33m***\033[00;32m Compiling $<...\033[00m"
	@$(CC) $(CPPFLAGS) $(INCS) -c $< -o $@

obj/%.o: src/%.asm
	@echo -e "\033[01;33m***\033[00;32m Assembling $<...\033[00m"
	@nasm -f elf64 -I ./res/ $< -o $@

$(TARGET)$(EXESUFFIX): $(OBJS)
	@echo -e "\033[01;33m***\033[00;32m Linking it all together...\033[00m"
	@$(LD) $(LDFLAGS) -o $@ $(OBJS) $(LIBS)
#	strip --strip-all $(TARGET)$(EXESUFFIX)
#	upx -9 $(TARGET)$(EXESUFFIX)

# Pull in dependencies autogenerated by gcc's -MMD switch
# The "-" in front in there just in case they haven't been created yet

-include obj/*.d