Makefile

ifndef OS
OS:=$(shell uname -s)
endif
FIXUP:=true

ifeq ($(OS),Windows)
ifndef SDL2_PREFIX
SDL2_PREFIX:="sdl/i686-w64-mingw32"
endif
ifndef GLEW_PREFIX
GLEW_PREFIX:=glew
endif
ifndef GLEW32S_LIB
GLEW32S_LIB:=$(GLEW_PREFIX)/lib/Release/Win32/glew32s.lib
endif

MEM:=mem_win.o
TERMINAL:=terminal_win.o
EXE:=.exe
CC:=i686-w64-mingw32-gcc-win32
CFLAGS:=-std=gnu99 -Wreturn-type -Werror=return-type -Werror=implicit-function-declaration -I"$(SDL2_PREFIX)/include/SDL2" -I"$(GLEW_PREFIX)/include" -DGLEW_STATIC
LDFLAGS:= $(GLEW32S_LIB) -L"$(SDL2_PREFIX)/lib" -lm -lmingw32 -lSDL2main -lSDL2 -lws2_32 -lopengl32 -lglu32 -mwindows
CPU:=i686

else

MEM:=mem.o
TERMINAL:=terminal.o
EXE:=

ifeq ($(OS),Darwin)
LIBS=sdl2 glew
else
LIBS=sdl2 glew gl zlib
endif #Darwin

HAS_PROC:=$(shell if [ -d /proc ]; then /bin/echo -e -DHAS_PROC; fi)
CFLAGS:=-std=gnu99 -Wreturn-type -Werror=return-type -Werror=implicit-function-declaration -Wno-unused-value $(HAS_PROC)
ifeq ($(OS),Darwin)
#This should really be based on whether or not the C compiler is clang rather than based on the OS
CFLAGS+= -Wno-logical-op-parentheses
endif
ifdef PORTABLE
CFLAGS+= -DGLEW_STATIC -Iglew/include
LDFLAGS:=-lm glew/lib/libGLEW.a

ifeq ($(OS),Darwin)
CFLAGS+= -IFrameworks/SDL2.framework/Headers
LDFLAGS+= -FFrameworks -framework SDL2 -framework OpenGL
FIXUP:=install_name_tool -change @rpath/SDL2.framework/Versions/A/SDL2 @executable_path/Frameworks/SDL2.framework/Versions/A/SDL2
else
CFLAGS+= -Isdl/include
LDFLAGS+= -Wl,-rpath='$$ORIGIN/lib' -Llib -lSDL2 $(shell pkg-config --libs gl)
endif #Darwin

else
ifdef GTK2
LIBS+= gtk+-2.0
CFLAGS+= -DGTK2
else
LIBS+= gtk+-3.0
endif #GTK2
CFLAGS:=$(shell pkg-config --cflags-only-I $(LIBS)) $(CFLAGS)
LDFLAGS:=-lm $(shell pkg-config --libs $(LIBS))

ifeq ($(OS),Darwin)
LDFLAGS+= -framework OpenGL
endif

endif #PORTABLE
endif #Windows

ifdef DEBUG
CFLAGS:=-ggdb $(CFLAGS)
LDFLAGS:=-ggdb $(LDFLAGS)
else
ifdef NOLTO
CFLAGS:=-O2 $(CFLAGS)
LDFLAGS:=-O2 $(LDFLAGS)
else
CFLAGS:=-O2 -flto $(CFLAGS)
LDFLAGS:=-O2 -flto $(LDFLAGS)
endif #NOLTO
endif #DEBUG

ifdef Z80_LOG_ADDRESS
CFLAGS+= -DZ80_LOG_ADDRESS
endif

ifdef PROFILE
LDFLAGS+= -Wl,--no-as-needed -lprofiler -Wl,--as-needed
endif
ifdef NOGL
CFLAGS+= -DDISABLE_OPENGL
endif

ifdef M68030
CFLAGS+= -DM68030
endif
ifdef M68020
CFLAGS+= -DM68020
endif
ifdef M68010
CFLAGS+= -DM68010
endif

ifndef CPU
CPU:=$(shell uname -m)
endif

#OpenBSD uses different names for these architectures
ifeq ($(CPU),amd64)
CPU:=x86_64
else
ifeq ($(CPU),i386)
CPU:=i686
endif
endif

TRANSOBJS=gen.o backend.o $(MEM) arena.o tern.o
M68KOBJS=68kinst.o m68k_core.o
ifeq ($(CPU),x86_64)
M68KOBJS+= m68k_core_x86.o
TRANSOBJS+= gen_x86.o backend_x86.o
else
ifeq ($(CPU),i686)
M68KOBJS+= m68k_core_x86.o
TRANSOBJS+= gen_x86.o backend_x86.o
endif
endif

Z80OBJS=z80inst.o z80_to_x86.o
AUDIOOBJS=ym2612.o psg.o wave.o
CONFIGOBJS=config.o tern.o util.o

MAINOBJS=blastem.o system.o genesis.o debug.o gdb_remote.o vdp.o gresource.o gtk_gui.o render_sdl.o ppm.o io.o romdb.o hash.o menu.o xband.o realtec.o i2c.o nor.o sega_mapper.o multi_game.o serialize.o ajunzip.o $(TERMINAL) $(CONFIGOBJS) gst.o $(M68KOBJS) $(TRANSOBJS) $(AUDIOOBJS)

ifeq ($(CPU),x86_64)
CFLAGS+=-DX86_64 -m64
LDFLAGS+=-m64
else
ifeq ($(CPU),i686)
CFLAGS+=-DX86_32 -m32
LDFLAGS+=-m32
else
$(error $(CPU) is not a supported architecture)
endif
endif

ifdef NOZ80
CFLAGS+=-DNO_Z80
else
MAINOBJS+= sms.o $(Z80OBJS)
endif

ifeq ($(OS),Windows)
MAINOBJS+= res.o
endif

ALL=blastem-gtk$(EXE)

all : $(ALL)

blastem-gtk$(EXE) : $(MAINOBJS)
	$(CC) -o $@ $^ $(LDFLAGS)
	$(FIXUP) ./$@

res.o : blastem.rc
	i686-w64-mingw32-windres blastem.rc res.o

clean :
	rm -rf blastem-gtk *.o