DEBUG=0
HAVE_GRIFFIN=1
FRONTEND_SUPPORTS_RGB565=1

ifneq ($(EMSCRIPTEN),)
	platform = emscripten
endif

ifeq ($(platform),)
ifeq ($(shell uname -a),)
	platform = win
else ifneq ($(findstring MINGW,$(shell uname -a)),)
	platform = win
else ifneq ($(findstring Darwin,$(shell uname -a)),)
	platform = osx
else ifneq ($(findstring win,$(shell uname -a)),)
	platform = win
else
	platform = unix
endif
endif

# system platform
system_platform = unix
ifeq ($(shell uname -a),)
	EXE_EXT = .exe
	system_platform = win
else ifneq ($(findstring Darwin,$(shell uname -a)),)
	system_platform = osx
ifeq ($(shell uname -p),powerpc)
	arch = ppc
else
	arch = intel
endif
else ifneq ($(findstring MINGW,$(shell uname -a)),)
	system_platform = win
endif

TARGET_NAME	:= chocolate_wolfenstein3d
LIBM		= -lm

# Unix
ifeq ($(platform), unix)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	SHARED := -shared -Wl,--version-script=libretro/link.T
ifneq ($(findstring Haiku,$(shell uname -a)),)
		LIBM :=
endif

else ifeq ($(platform), linux-portable)
# Linux (portable library, statically linked against musl)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC -nostdlib
	SHARED := -shared -Wl,--version-script=libretro/link.T
	LIBM :=

# OS X
else ifeq ($(platform), osx)
	TARGET := $(TARGET_NAME)_libretro.dylib
	fpic := -fPIC
ifeq ($(arch),ppc)
		CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
endif
	OSXVER = `sw_vers -productVersion | cut -d. -f 2`
	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
ifeq ($(OSX_LT_MAVERICKS),"YES")
		fpic += -mmacosx-version-min=10.5
endif
	SHARED := -dynamiclib

else ifeq ($(platform), ios)
	# iOS
	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	fpic := -fPIC
	SHARED := -dynamiclib

ifeq ($(IOSSDK),)
		IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
endif

	CC = clang -arch armv7 -isysroot $(IOSSDK)
	CFLAGS += -DIOS 
	OSXVER = `sw_vers -productVersion | cut -d. -f 2`
	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
ifeq ($(OSX_LT_MAVERICKS),"YES")
		CC += -miphoneos-version-min=5.0
		CFLAGS += -miphoneos-version-min=5.0
endif

else ifeq ($(platform), theos_ios)
	# Theos iOS
DEPLOYMENT_IOSVERSION = 5.0
TARGET = iphone:latest:$(DEPLOYMENT_IOSVERSION)
ARCHS = armv7 armv7s
TARGET_IPHONEOS_DEPLOYMENT_VERSION=$(DEPLOYMENT_IOSVERSION)
THEOS_BUILD_DIR := objs
include $(THEOS)/makefiles/common.mk

LIBRARY_NAME = $(TARGET_NAME)_libretro_ios
HAVE_GRIFFIN = 1

else ifeq ($(platform), qnx)
# QNX
	TARGET := $(TARGET_NAME)_libretro_qnx.so
	fpic := -fPIC
	SHARED := -shared -Wl,--version-script=libretro/link.T

	CC = qcc -Vgcc_ntoarmv7le
	AR = qcc -Vgcc_ntoarmv7le
	CFLAGS += -D__BLACKBERRY_QNX__

# PS3
else ifeq ($(platform), ps3)
	TARGET := $(TARGET_NAME)_libretro_ps3.a
	CC = $(CELL_SDK)/host-win32/ppu/bin/ppu-lv2-gcc.exe
	AR = $(CELL_SDK)/host-win32/ppu/bin/ppu-lv2-ar.exe
	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
	STATIC_LINKING = 1

# sncps3
else ifeq ($(platform), sncps3)
	TARGET := $(TARGET_NAME)_libretro_ps3.a
	CC = $(CELL_SDK)/host-win32/sn/bin/ps3ppusnc.exe
	AR = $(CELL_SDK)/host-win32/sn/bin/ps3snarl.exe
	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
	STATIC_LINKING = 1

# Lightweight PS3 Homebrew SDK
else ifeq ($(platform), psl1ght)
	TARGET := $(TARGET_NAME)_libretro_psl1ght.a
	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
	STATIC_LINKING = 1

# PSP
else ifeq ($(platform), psp1)
	TARGET := $(TARGET_NAME)_libretro_psp1.a
	CC = psp-gcc$(EXE_EXT)
	AR = psp-ar$(EXE_EXT)
	CFLAGS += -DPSP -G0
	STATIC_LINKING = 1

# Xbox 360
else ifeq ($(platform), xenon)
	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	CC = xenon-gcc$(EXE_EXT)
	AR = xenon-ar$(EXE_EXT)
	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
	STATIC_LINKING = 1

# Nintendo Game Cube
else ifeq ($(platform), ngc)
	TARGET := $(TARGET_NAME)_libretro_ngc.a
	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	CFLAGS += -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
	STATIC_LINKING = 1

# Nintendo Wii
else ifeq ($(platform), wii)
	TARGET := $(TARGET_NAME)_libretro_wii.a
	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	CFLAGS += -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__ -DMSB_FIRST
	STATIC_LINKING = 1

# ARM
else ifneq (,$(findstring armv,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	SHARED := -shared -Wl,--no-undefined
	fpic := -fPIC
	CC = gcc
ifneq (,$(findstring cortexa8,$(platform)))
		CFLAGS += -marm -mcpu=cortex-a8
		ASFLAGS += -mcpu=cortex-a8
else ifneq (,$(findstring cortexa9,$(platform)))
		CFLAGS += -marm -mcpu=cortex-a9
		ASFLAGS += -mcpu=cortex-a9
	endif
	CFLAGS += -marm
ifneq (,$(findstring neon,$(platform)))
		CFLAGS += -mfpu=neon
		ASFLAGS += -mfpu=neon
		HAVE_NEON = 1
endif
ifneq (,$(findstring softfloat,$(platform)))
		CFLAGS += -mfloat-abi=softfp
		ASFLAGS += -mfloat-abi=softfp
else ifneq (,$(findstring hardfloat,$(platform)))
		CFLAGS += -mfloat-abi=hard
		ASFLAGS += -mfloat-abi=hard
endif
	CFLAGS += -DARM

# emscripten
else ifeq ($(platform), emscripten)
	TARGET := $(TARGET_NAME)_libretro_emscripten.bc

# Windows
else
	TARGET := $(TARGET_NAME)_libretro.dll
	CC = gcc
	SHARED := -shared -static-libgcc -static-libstdc++ -s -Wl,--version-script=libretro/link.T
	CFLAGS += -D__WIN32__ -D__WIN32_LIBRETRO__

endif

ifeq ($(DEBUG), 1)
	CFLAGS += -O0 -g
else ifeq ($(platform), emscripten)
	CFLAGS += -O2 -DNDEBUG
else
	CFLAGS += -O3 -DNDEBUG
endif

CORE_DIR := .

include Makefile.common

OBJECTS := $(SOURCES_C:.c=.o)

DEFINES = -DHAVE_STRINGS_H -DHAVE_STDINT_H -DHAVE_INTTYPES_H -D__LIBRETRO__ -DRIGHTSHIFT_IS_SAR -DINLINE=inline

ifeq ($(platform), sncps3)
	WARNINGS_DEFINES =
	CODE_DEFINES =
else ifeq ($(platform), ios)
	WARNINGS_DEFINES =
	CODE_DEFINES =
else
	WARNINGS_DEFINES = -Wall -W -Wno-unused-parameter -Wno-sign-compare -Wno-uninitialized
	CODE_DEFINES = -fomit-frame-pointer
endif

COMMON_DEFINES += $(CODE_DEFINES) $(WARNINGS_DEFINES) $(fpic)

CFLAGS += $(DEFINES) $(COMMON_DEFINES)

ifeq ($(FRONTEND_SUPPORTS_RGB565), 1)
	CFLAGS += -DFRONTEND_SUPPORTS_RGB565
endif

ifeq ($(platform), theos_ios)
COMMON_FLAGS := -DIOS -DARM $(COMMON_DEFINES) $(INCFLAGS) -I$(THEOS_INCLUDE_PATH) -Wno-error
$(LIBRARY_NAME)_CFLAGS += $(COMMON_FLAGS)
${LIBRARY_NAME}_FILES = $(SOURCES_CXX) $(SOURCES_C)
include $(THEOS_MAKE_PATH)/library.mk
else
all: $(TARGET)

$(TARGET): $(OBJECTS)
ifeq ($(STATIC_LINKING), 1)
	$(AR) rcs $@ $(OBJECTS)
else
	$(CC) $(fpic) $(SHARED) $(INCFLAGS) $(LDFLAGS) -o $@ $(OBJECTS) $(LIBM)
endif

%.o: %.c
	$(CC) $(INCFLAGS) $(CFLAGS) -c -o $@ $<

clean-objs:
	rm -rf $(OBJECTS)

clean:
	rm -f $(OBJECTS) $(TARGET)

.PHONY: clean
endif