STATIC_LINKING	:= 0
AR				:= ar
DEBUG			:= 1

ifeq ($(platform),)
   platform = unix
   ifeq ($(shell uname -s),)
      EXE_EXT = .exe
      platform = win
   else ifneq ($(findstring MINGW,$(shell uname -s)),)
      platform = win
   else ifneq ($(findstring Darwin,$(shell uname -s)),)
      platform = osx
      ifeq ($(shell uname -p),powerpc)
         arch = ppc
      else
         arch = intel
      endif
   else ifneq ($(findstring win,$(shell uname -s)),)
      platform = win
   endif
else ifneq (,$(findstring armv,$(platform)))
   override platform += unix
else ifneq (,$(findstring rpi3,$(platform)))
   override platform += unix
endif

TARGET_NAME := mpv

ifeq ($(ARCHFLAGS),)
ifeq ($(archs),ppc)
	ARCHFLAGS = -arch ppc -arch ppc64
else
	ARCHFLAGS = -arch i386 -arch x86_64
endif
endif

ifeq ($(platform), osx)
ifndef ($(NOUNIVERSAL))
	CFLAGS += $(ARCHFLAGS)
	LFLAGS += $(ARCHFLAGS)
endif
endif

ifeq ($(STATIC_LINKING), 1)
	EXT := a
endif

ifneq (,$(findstring unix,$(platform)))
	EXT ?= so
	TARGET := $(TARGET_NAME)_libretro.$(EXT)
	fpic := -fPIC
	SHARED := -shared -Wl,--version-script=link.T -Wl,--no-undefined
else ifneq (,$(findstring osx,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.dylib
	fpic := -fPIC
	SHARED := -dynamiclib
else ifneq (,$(findstring ios,$(platform)))
	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	fpic := -fPIC
	SHARED := -dynamiclib
ifeq ($(IOSSDK),)
	IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
endif
	DEFINES := -DIOS
	CC = cc -arch armv7 -isysroot $(IOSSDK)
ifeq ($(platform),ios9)
CC     += -miphoneos-version-min=8.0
CFLAGS += -miphoneos-version-min=8.0
else
CC     += -miphoneos-version-min=5.0
CFLAGS += -miphoneos-version-min=5.0
endif #ifneq ios
else ifneq (,$(findstring qnx,$(platform)))
	TARGET := $(TARGET_NAME)_libretro_qnx.so
	fpic := -fPIC
	SHARED := -shared -Wl,--version-script=link.T -Wl,--no-undefined
else ifeq ($(platform), emscripten)
	TARGET := $(TARGET_NAME)_libretro_emscripten.bc
	fpic := -fPIC
	SHARED := -shared -Wl,--version-script=link.T -Wl,--no-undefined
else ifeq ($(platform), vita)
	TARGET := $(TARGET_NAME)_vita.a
	CC = arm-vita-eabi-gcc
	AR = arm-vita-eabi-ar
	CFLAGS += -Wl,-q -Wall -O3
	STATIC_LINKING = 1
else
	CC = gcc
	TARGET := $(TARGET_NAME)_libretro.dll
	SHARED := -shared -static-libgcc -static-libstdc++ -s -Wl,--version-script=link.T -Wl,--no-undefined
endif

ifeq ($(DEBUG), 1)
   CFLAGS += -O0 -g
else
   CFLAGS += -Ofast -s
endif

OBJECTS	:= mpv-libretro.o
LDFLAGS	+= -lmpv
CFLAGS	+= -Wall -pedantic $(fpic)

ifneq (,$(findstring gles,$(platform)))
   CFLAGS += -DHAVE_OPENGLES
endif

ifneq (,$(findstring qnx,$(platform)))
CFLAGS += -Wc,-std=c99
else
CFLAGS += -std=gnu99
endif

all: $(TARGET)

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

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

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

.PHONY: clean