DEBUG = 0
FRONTEND_SUPPORTS_RGB565 = 1
EMULATORJS_THREADS ?= 0

CORE_DIR := .

SPACE :=
SPACE := $(SPACE) $(SPACE)
BACKSLASH :=
BACKSLASH := \$(BACKSLASH)
filter_out1 = $(filter-out $(firstword $1),$1)
filter_out2 = $(call filter_out1,$(call filter_out1,$1))
unixpath = $(subst \,/,$1)
unixcygpath = /$(subst :,,$(call unixpath,$1))

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

# If you have a system with 1GB RAM or more - cache the whole 
# CD for CD-based systems in order to prevent file access delays/hiccups
CACHE_CD = 0

HAVE_HES = 0
NEED_BPP = 16
NEED_TREMOR = 1
NEED_BLIP = 1
NEED_CD = 1
NEED_CRC32 = 1
CORE_DEFINE := -DWANT_PCE_EMU -DWANT_STEREO_SOUND
HAVE_CHD = 1
HAVE_CDROM = 0

prefix := /usr
libdir := $(prefix)/lib

LIBRETRO_INSTALL_DIR := libretro
TARGET_NAME := mednafen_pce

# GIT HASH
GIT_VERSION := " $(shell git rev-parse --short HEAD || echo unknown)"
ifneq ($(GIT_VERSION)," unknown")
   CXXFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
endif

arch = intel
ifeq ($(shell uname -p),powerpc)
   arch = ppc
endif

# Unix
ifneq (,$(findstring unix,$(platform)))
   TARGET := $(TARGET_NAME)_libretro.so
   fpic := -fPIC
   SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
   ifneq (,$(findstring Haiku,$(shell uname -s)))
   LDFLAGS += -lroot
   else
   LDFLAGS += -lrt
   endif
   
   ifneq ($(findstring Linux,$(shell uname -s)),)
     HAVE_CDROM = 1
   endif

   # Raspberry Pi
   ifneq (,$(findstring rpi,$(platform)))
      FLAGS += -fomit-frame-pointer
      ifneq (,$(findstring rpi1,$(platform)))
         FLAGS += -DARM -marm -march=armv6j -mfpu=vfp -mfloat-abi=hard
      else ifneq (,$(findstring rpi2,$(platform)))
         FLAGS += -DARM -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
      else ifneq (,$(findstring rpi3,$(platform)))
         ifneq (,$(findstring rpi3_64,$(platform)))
            FLAGS += -mcpu=cortex-a53 -mtune=cortex-a53
         else
            FLAGS += -DARM -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
         endif
      else ifneq (,$(findstring rpi4_64,$(platform)))
         FLAGS += -DARM -march=armv8-a+crc+simd -mtune=cortex-a72
      endif
   endif
   
# Classic Platforms ####################
# Platform affix = classic_<ISA>_<µARCH>
# Help at https://modmyclassic.com/comp
	
# (armv7 a7, hard point, neon based) ### 
# NESC, SNESC, C64 mini 
else ifeq ($(platform), classic_armv7_a7)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
	FLAGS += -DARM -Ofast \
	-flto=4 -fwhole-program -fuse-linker-plugin \
	-fdata-sections -ffunction-sections -Wl,--gc-sections \
	-fno-stack-protector -fno-ident -fomit-frame-pointer \
	-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
	-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
	-fmerge-all-constants -fno-math-errno \
	-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	HAVE_NEON = 1
	ARCH = arm
  LDFLAGS += -marm -mtune=cortex-a7 -mfpu=neon-vfpv4
  LDFLAGS += -lrt
	ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" | bc -l), 1)
	  CFLAGS += -march=armv7-a
	else
	  CFLAGS += -march=armv7ve
	  # If gcc is 5.0 or later
	  ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" | bc -l), 1)
	    LDFLAGS += -static-libgcc -static-libstdc++
	  endif
	endif
#######################################

# OS X
else ifeq ($(platform), osx)
   TARGET := $(TARGET_NAME)_libretro.dylib
   fpic := -fPIC
   SHARED := -dynamiclib
   ifeq ($(arch),ppc)
      ENDIANNESS_DEFINES := -DMSB_FIRST -DBYTE_ORDER=BIG_ENDIAN
      OLD_GCC := 1
   endif
   OSXVER = `sw_vers -productVersion | cut -d. -f 2`
   OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
   fpic += -mmacosx-version-min=10.7
   CXXFLAGS += -stdlib=libc++
   LDFLAGS += -stdlib=libc++
   ifeq ($(CROSS_COMPILE),1)
	TARGET_RULE   = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
	CFLAGS   += $(TARGET_RULE)
	CPPFLAGS += $(TARGET_RULE)
	CXXFLAGS += $(TARGET_RULE)
	LDFLAGS  += $(TARGET_RULE)
   endif

# iOS
else ifneq (,$(findstring ios,$(platform)))
   TARGET := $(TARGET_NAME)_libretro_ios.dylib
   fpic := -fPIC
   SHARED := -dynamiclib
   ifeq ($(IOSSDK),)
      IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
   endif
   ifeq ($(platform),ios-arm64)
      CC = cc -arch arm64 -isysroot $(IOSSDK)
      CXX = c++ -arch arm64 -isysroot $(IOSSDK)
   else
      CC = cc -arch armv7 -isysroot $(IOSSDK)
      CXX = c++ -arch armv7 -isysroot $(IOSSDK)
   endif
   IPHONEMINVER :=
   ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
      IPHONEMINVER = -miphoneos-version-min=8.0
   else
      IPHONEMINVER = -miphoneos-version-min=5.0
   endif
   LDFLAGS += $(IPHONEMINVER)
   FLAGS += $(IPHONEMINVER) -DHAVE_UNISTD_H
   CC += $(IPHONEMINVER)
   CXX += $(IPHONEMINVER)

# tvOS
else ifeq ($(platform), tvos-arm64)
   TARGET := $(TARGET_NAME)_libretro_tvos.dylib
   fpic := -fPIC
   SHARED := -dynamiclib
   FLAGS += -DHAVE_UNISTD_H

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

   CC = cc -arch arm64 -isysroot $(IOSSDK)
   CXX = c++ -arch arm64 -isysroot $(IOSSDK)
   MINVER = -mappletvos-version-min=11.0
   LDFLAGS += $(MINVER)
   FLAGS += $(MINVER)
   CC += $(MINVER)
   CXX += $(MINVER)

# QNX
else ifeq ($(platform), qnx)
   TARGET := $(TARGET_NAME)_libretro_$(platform).so
   fpic := -fPIC
   SHARED := -lcpp -lm -shared -Wl,--no-undefined -Wl,--version-script=link.T
   CC = qcc -Vgcc_ntoarmv7le
   CXX = QCC -Vgcc_ntoarmv7le_cpp
   AR = QCC -Vgcc_ntoarmv7le
   FLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp

# Lightweight PS3 Homebrew SDK
else ifneq (,$(filter $(platform), ps3 psl1ght))
    TARGET := $(TARGET_NAME)_libretro_$(platform).a
    STATIC_LINKING = 1
    ENDIANNESS_DEFINES := -DMSB_FIRST -DBYTE_ORDER=BIG_ENDIAN
	FLAGS += -D__PS3__ -DUSE_LIBRETRO_VFS
    CC = $(PS3DEV)/ppu/bin/ppu-$(COMMONLV)gcc$(EXE_EXT)
    CXX = $(PS3DEV)/ppu/bin/ppu-$(COMMONLV)g++$(EXE_EXT)
    AR = $(PS3DEV)/ppu/bin/ppu-$(COMMONLV)ar$(EXE_EXT)
    ifeq ($(platform), psl1ght)
        FLAGS += -D__PSL1GHT__
    endif

# PSP
else ifeq ($(platform), psp1)
   TARGET := $(TARGET_NAME)_libretro_$(platform).a
   CC = psp-gcc$(EXE_EXT)
   CXX = psp-g++$(EXE_EXT)
   AR = psp-ar$(EXE_EXT)
   FLAGS += -DPSP -G0
   STATIC_LINKING = 1
   EXTRA_INCLUDES := -I$(shell psp-config --pspsdk-path)/include

# Vita
else ifeq ($(platform), vita)
   TARGET := $(TARGET_NAME)_libretro_$(platform).a
   CC = arm-vita-eabi-gcc$(EXE_EXT)
   CXX = arm-vita-eabi-g++$(EXE_EXT)
   AR = arm-vita-eabi-ar$(EXE_EXT)
   FLAGS += -DVITA
   STATIC_LINKING = 1

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

# Nintendo Switch (libnx)
else ifeq ($(platform), libnx)
include $(DEVKITPRO)/libnx/switch_rules
    EXT=a
    TARGET := $(TARGET_NAME)_libretro_$(platform).$(EXT)
    DEFINES := -DSWITCH=1 -U__linux__ -U__linux -DRARCH_INTERNAL
    CFLAGS  :=  $(DEFINES) -g -O2 -fPIE -I$(LIBNX)/include/ -ffunction-sections -fdata-sections -ftls-model=local-exec -Wl,--allow-multiple-definition -specs=$(LIBNX)/switch.specs
    CFLAGS += $(INCDIRS)
    CFLAGS  += $(INCLUDE)  -D__SWITCH__
    CXXFLAGS := $(ASFLAGS) $(CFLAGS) -fexceptions -fno-rtti 
    CFLAGS += -std=gnu11
    STATIC_LINKING = 1

# Nintendo Game Cube / Wii / WiiU
else ifneq (,$(filter $(platform), ngc wii wiiu))
   TARGET := $(TARGET_NAME)_libretro_$(platform).a
   CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
   CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
   AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
   ENDIANNESS_DEFINES += -DGEKKO -mcpu=750 -meabi -mhard-float -DMSB_FIRST -DBYTE_ORDER=BIG_ENDIAN
   FLAGS += -U__INT32_TYPE__ -U __UINT32_TYPE__ -D__INT32_TYPE__=int
   EXTRA_INCLUDES := -I$(DEVKITPRO)/libogc/include
   STATIC_LINKING = 1

   # Nintendo WiiU
   ifneq (,$(findstring wiiu,$(platform)))
      ENDIANNESS_DEFINES += -DWIIU -DHW_RVL -mwup

   # Nintendo Wii
   else ifneq (,$(findstring wii,$(platform)))
      ENDIANNESS_DEFINES += -DHW_RVL -mrvl

   # Nintendo Game Cube
   else ifneq (,$(findstring ngc,$(platform)))
      ENDIANNESS_DEFINES += -DHW_DOL -mrvl
   endif

# Emscripten
else ifeq ($(platform), emscripten)
   TARGET := $(TARGET_NAME)_libretro_$(platform).bc
   STATIC_LINKING = 1
   ifeq ($(EMULATORJS_THREADS), 1)
      LDFLAGS += -pthread
      CFLAGS += -pthread
      CXXFLAGS += -pthread
   endif

# GCW Zero
else ifeq ($(platform), gcw0)
   TARGET := $(TARGET_NAME)_libretro.so
   CC = /opt/gcw0-toolchain/usr/bin/mipsel-linux-gcc
   CXX = /opt/gcw0-toolchain/usr/bin/mipsel-linux-g++
   AR = /opt/gcw0-toolchain/usr/bin/mipsel-linux-ar
   fpic := -fPIC
   SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
   LDFLAGS += -lrt
   FLAGS += -ffast-math -march=mips32 -mtune=mips32r2 -mhard-float

# Windows MSVC 2017 all architectures
else ifneq (,$(findstring windows_msvc2017,$(platform)))

      WINDOWS_VERSION=1
      NO_GCC := 1
      
	PlatformSuffix = $(subst windows_msvc2017_,,$(platform))
	ifneq (,$(findstring desktop,$(PlatformSuffix)))
		WinPartition = desktop
		MSVC2017CompileFlags = -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -FS
		LDFLAGS += -MANIFEST -LTCG:incremental -NXCOMPAT -DYNAMICBASE -DEBUG -OPT:REF -INCREMENTAL:NO -SUBSYSTEM:WINDOWS -MANIFESTUAC:"level='asInvoker' uiAccess='false'" -OPT:ICF -ERRORREPORT:PROMPT -NOLOGO -TLBID:1
		LIBS += kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib
	else ifneq (,$(findstring uwp,$(PlatformSuffix)))
		WinPartition = uwp
		MSVC2017CompileFlags = -DWINAPI_FAMILY=WINAPI_FAMILY_APP -D_WINDLL -D_UNICODE -DUNICODE -D__WRL_NO_DEFAULT_LIB__ -EHsc -FS
		LDFLAGS += -APPCONTAINER -NXCOMPAT -DYNAMICBASE -MANIFEST:NO -LTCG -OPT:REF -SUBSYSTEM:CONSOLE -MANIFESTUAC:NO -OPT:ICF -ERRORREPORT:PROMPT -NOLOGO -TLBID:1 -DEBUG:FULL -WINMD:NO
		LIBS += WindowsApp.lib
	endif

	CFLAGS += $(MSVC2017CompileFlags)
	CXXFLAGS += $(MSVC2017CompileFlags)

	TargetArchMoniker = $(subst $(WinPartition)_,,$(PlatformSuffix))

	CC  = cl.exe
	CXX = cl.exe
	LD = link.exe

	reg_query = $(call filter_out2,$(subst $2,,$(shell reg query "$2" -v "$1" 2>nul)))
	fix_path = $(subst $(SPACE),\ ,$(subst \,/,$1))

	ProgramFiles86w := $(shell cmd //c "echo %PROGRAMFILES(x86)%")
	ProgramFiles86 := $(shell cygpath "$(ProgramFiles86w)")

	WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Microsoft SDKs\Windows\v10.0)
	WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_CURRENT_USER\SOFTWARE\Wow6432Node\Microsoft\Microsoft SDKs\Windows\v10.0)
	WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v10.0)
	WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_CURRENT_USER\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v10.0)
	WindowsSdkDir := $(WindowsSdkDir)

	WindowsSDKVersion ?= $(firstword $(foreach folder,$(subst $(subst \,/,$(WindowsSdkDir)Include/),,$(wildcard $(call fix_path,$(WindowsSdkDir)Include\*))),$(if $(wildcard $(call fix_path,$(WindowsSdkDir)Include/$(folder)/um/Windows.h)),$(folder),)))$(BACKSLASH)
	WindowsSDKVersion := $(WindowsSDKVersion)

	VsInstallBuildTools = $(ProgramFiles86)/Microsoft Visual Studio/2017/BuildTools
	VsInstallEnterprise = $(ProgramFiles86)/Microsoft Visual Studio/2017/Enterprise
	VsInstallProfessional = $(ProgramFiles86)/Microsoft Visual Studio/2017/Professional
	VsInstallCommunity = $(ProgramFiles86)/Microsoft Visual Studio/2017/Community

	VsInstallRoot ?= $(shell if [ -d "$(VsInstallBuildTools)" ]; then echo "$(VsInstallBuildTools)"; fi)
	ifeq ($(VsInstallRoot), )
		VsInstallRoot = $(shell if [ -d "$(VsInstallEnterprise)" ]; then echo "$(VsInstallEnterprise)"; fi)
	endif
	ifeq ($(VsInstallRoot), )
		VsInstallRoot = $(shell if [ -d "$(VsInstallProfessional)" ]; then echo "$(VsInstallProfessional)"; fi)
	endif
	ifeq ($(VsInstallRoot), )
		VsInstallRoot = $(shell if [ -d "$(VsInstallCommunity)" ]; then echo "$(VsInstallCommunity)"; fi)
	endif
	VsInstallRoot := $(VsInstallRoot)

	VcCompilerToolsVer := $(shell cat "$(VsInstallRoot)/VC/Auxiliary/Build/Microsoft.VCToolsVersion.default.txt" | grep -o '[0-9\.]*')
	VcCompilerToolsDir := $(VsInstallRoot)/VC/Tools/MSVC/$(VcCompilerToolsVer)

	WindowsSDKSharedIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\shared")
	WindowsSDKUCRTIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\ucrt")
	WindowsSDKUMIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\um")
	WindowsSDKUCRTLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib\$(WindowsSDKVersion)\ucrt\$(TargetArchMoniker)")
	WindowsSDKUMLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib\$(WindowsSDKVersion)\um\$(TargetArchMoniker)")

	# For some reason the HostX86 compiler doesn't like compiling for x64
	# ("no such file" opening a shared library), and vice-versa.
	# Work around it for now by using the strictly x86 compiler for x86, and x64 for x64.
	# NOTE: What about ARM?
	ifneq (,$(findstring x64,$(TargetArchMoniker)))
		VCCompilerToolsBinDir := $(VcCompilerToolsDir)\bin\HostX64
	else
		VCCompilerToolsBinDir := $(VcCompilerToolsDir)\bin\HostX86
	endif

	HAVE_CDROM = 1

	PATH := $(shell IFS=$$'\n'; cygpath "$(VCCompilerToolsBinDir)/$(TargetArchMoniker)"):$(PATH)
	PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VsInstallRoot)/Common7/IDE")
	INCLUDE := $(shell IFS=$$'\n'; cygpath -w "$(VcCompilerToolsDir)/include")
	LIB := $(shell IFS=$$'\n'; cygpath -w "$(VcCompilerToolsDir)/lib/$(TargetArchMoniker)")
	ifneq (,$(findstring uwp,$(PlatformSuffix)))
		LIB := $(shell IFS=$$'\n'; cygpath -w "$(LIB)/store")
	endif

	export INCLUDE := $(INCLUDE);$(WindowsSDKSharedIncludeDir);$(WindowsSDKUCRTIncludeDir);$(WindowsSDKUMIncludeDir)
	export LIB := $(LIB);$(WindowsSDKUCRTLibDir);$(WindowsSDKUMLibDir)
	TARGET := $(TARGET_NAME)_libretro.dll
	LDFLAGS += -DLL

# Windows MSVC 2010 x64
else ifeq ($(platform), windows_msvc2010_x64)
	CC  = cl.exe
	CXX = cl.exe

      NO_GCC := 1
PATH := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/bin/amd64"):$(PATH)
PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../IDE")
LIB := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/lib/amd64")
INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/include")

WindowsSdkDir := $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.1A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')
WindowsSdkDir ?= $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.0A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')

WindowsSdkDirInc := $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.0A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')Include
WindowsSdkDirInc ?= $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.1A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')Include

WindowsSDKIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include")
WindowsSDKGlIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\gl")
WindowsSDKLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib\x64")

HAVE_CDROM = 1

INCFLAGS_PLATFORM = -I"$(WindowsSDKIncludeDir)"
export INCLUDE := $(INCLUDE);$(WindowsSDKIncludeDir);$(WindowsSDKGlIncludeDir)
export LIB := $(LIB);$(WindowsSDKLibDir)
TARGET := $(TARGET_NAME)_libretro.dll
LDFLAGS += -DLL
WINDOWS_VERSION=1
# Windows MSVC 2010 x86
else ifeq ($(platform), windows_msvc2010_x86)
	CC  = cl.exe
	CXX = cl.exe

      NO_GCC := 1
PATH := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/bin"):$(PATH)
PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../IDE")
LIB := $(shell IFS=$$'\n'; cygpath -w "$(VS100COMNTOOLS)../../VC/lib")
INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/include")

WindowsSdkDir := $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.1A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')
WindowsSdkDir ?= $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.0A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')

WindowsSDKIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include")
WindowsSDKGlIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\gl")
WindowsSDKLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib")

HAVE_CDROM = 1
INCFLAGS_PLATFORM = -I"$(WindowsSDKIncludeDir)"

export INCLUDE := $(INCLUDE);$(WindowsSDKIncludeDir);$(WindowsSDKGlIncludeDir)
export LIB := $(LIB);$(WindowsSDKLibDir)
TARGET := $(TARGET_NAME)_libretro.dll
LDFLAGS += -DLL
WINDOWS_VERSION=1

# Windows MSVC 2005 x86
else ifeq ($(platform), windows_msvc2005_x86)
	CC  = cl.exe
	CXX = cl.exe

PATH := $(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../../VC/bin"):$(PATH)
PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../IDE")
INCLUDE := $(shell IFS=$$'\n'; cygpath -w "$(VS80COMNTOOLS)../../VC/include")
LIB := $(shell IFS=$$'\n'; cygpath -w "$(VS80COMNTOOLS)../../VC/lib")
BIN := $(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../../VC/bin")

#WindowsSdkDir := $(shell reg query "HKLM\SOFTWARE\Microsoft\MicrosoftSDK\InstalledSDKs\8F9E5EF3-A9A5-491B-A889-C58EFFECE8B3" -v "Install Dir" | grep -o '[A-Z]:\\.*')
WindowsSdkDir := $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.1A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')
WindowsSdkDir ?= $(shell reg query "HKLM\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v7.0A" -v "InstallationFolder" | grep -o '[A-Z]:\\.*')

HAVE_CDROM = 1

WindowsSDKIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include")
WindowsSDKAtlIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\atl")
WindowsSDKCrtIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\crt")
WindowsSDKGlIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\gl")
WindowsSDKMfcIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\mfc")
WindowsSDKLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib")

export INCLUDE := $(INCLUDE);$(WindowsSDKIncludeDir);$(WindowsSDKAtlIncludeDir);$(WindowsSDKCrtIncludeDir);$(WindowsSDKGlIncludeDir);$(WindowsSDKMfcIncludeDir);libretro-common/include/compat/msvc
export LIB := $(LIB);$(WindowsSDKLibDir)
TARGET := $(TARGET_NAME)_libretro.dll
LDFLAGS += -DLL
CFLAGS += -D_CRT_SECURE_NO_DEPRECATE
LIBS =
WINDOWS_VERSION=1

# Windows MSVC 2003 Xbox 1
else ifeq ($(platform), xbox1_msvc2003)
TARGET := $(TARGET_NAME)_libretro_xdk1.lib
CC  = CL.exe
CXX  = CL.exe
LD   = lib.exe

export INCLUDE := $(XDK)/xbox/include
export LIB := $(XDK)/xbox/lib
PATH := $(call unixcygpath,$(XDK)/xbox/bin/vc71):$(PATH)
CFLAGS   += -D_XBOX -D_XBOX1
CXXFLAGS += -D_XBOX -D_XBOX1
STATIC_LINKING=1
HAVE_CHD = 0
WINDOWS_VERSION=1

# Windows MSVC 2003 x86
else ifeq ($(platform), windows_msvc2003_x86)
	CC  = cl.exe
	CXX = cl.exe

HAVE_CDROM = 1
PATH := $(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../../Vc7/bin"):$(PATH)
PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../IDE")
INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../../Vc7/include")
LIB := $(shell IFS=$$'\n'; cygpath -w "$(VS71COMNTOOLS)../../Vc7/lib")
BIN := $(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../../Vc7/bin")

WindowsSdkDir := $(INETSDK)

export INCLUDE := $(INCLUDE);$(INETSDK)/Include;libretro-common/include/compat/msvc
export LIB := $(LIB);$(WindowsSdkDir);$(INETSDK)/Lib
TARGET := $(TARGET_NAME)_libretro.dll
LDFLAGS += -DLL
CFLAGS += -D_CRT_SECURE_NO_DEPRECATE
WINDOWS_VERSION=1

# Windows
else
   TARGET := $(TARGET_NAME)_libretro.dll
   CC ?= gcc
   CXX ?= g++
   SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
   LDFLAGS += -static-libgcc -static-libstdc++ -lwinmm
HAVE_CDROM = 1
WINDOWS_VERSION=1

endif

include Makefile.common

ifneq (,$(findstring msvc,$(platform)))
WARNINGS :=
else
WARNINGS := -Wall \
	-Wno-sign-compare \
	-Wno-unused-variable \
	-Wno-unused-function \
	-Wno-uninitialized \
	$(NEW_GCC_WARNING_FLAGS) \
	-Wno-strict-aliasing
EXTRA_GCC_FLAGS := -funroll-loops
endif

ifeq ($(NO_GCC),1)
   EXTRA_GCC_FLAGS :=
   WARNINGS :=
endif

ifeq ($(DEBUG),0)
   FLAGS += -O2 -DNDEBUG $(EXTRA_GCC_FLAGS)
else
ifeq ($(platform), emscripten)
  FLAGS += -O3 -DNDEBUG $(EXTRA_GCC_FLAGS)
else
   FLAGS += -O0 -g
endif
endif

ifneq (,$(findstring msvc,$(platform)))
   ifeq ($(DEBUG), 1)
      CFLAGS += -MTd
      CXXFLAGS += -MTd
   else
      CFLAGS += -MT
      CXXFLAGS += -MT
   endif
endif

LDFLAGS += $(fpic) $(SHARED)
FLAGS += $(fpic) $(NEW_GCC_FLAGS)
FLAGS += $(INCFLAGS) $(INCFLAGS_PLATFORM)

FLAGS += $(ENDIANNESS_DEFINES) $(WARNINGS) -DPACKAGE=\"mednafen\" -DMEDNAFEN_VERSION_NUMERIC=931 $(CORE_DEFINE) -DSTDC_HEADERS -D__STDC_LIMIT_MACROS -D__LIBRETRO__ -D_LOW_ACCURACY_ $(EXTRA_INCLUDES) $(SOUND_DEFINE)

ifneq (,$(findstring msvc,$(platform)))
FLAGS += -DINLINE="_inline"
else
FLAGS += -DINLINE="inline"
endif

ifeq ($(CACHE_CD), 1)
FLAGS += -D__LIBRETRO_CACHE_CD__
endif

ifeq ($(NEED_BPP), 16)
FLAGS += -DWANT_16BPP
endif

ifeq ($(NEED_BPP), 32)
FLAGS += -DWANT_32BPP
endif

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

ifeq ($(HAVE_CDROM), 1)
   FLAGS += -DHAVE_CDROM
ifeq ($(CDROM_DEBUG), 1)
   FLAGS += -DCDROM_DEBUG
endif
endif

CXXFLAGS += $(FLAGS)
CFLAGS += $(FLAGS)

OBJOUT   = -o 
LINKOUT  = -o 

ifneq (,$(findstring msvc,$(platform)))
	OBJOUT = -Fo
	LINKOUT = -out:
ifeq ($(STATIC_LINKING),1)
	LD ?= lib.exe
	STATIC_LINKING=0
else
	LD = link.exe
endif
else
	LD = $(CXX)
endif


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

all: $(TARGET)
$(TARGET): $(OBJECTS)
ifeq ($(STATIC_LINKING), 1)
	$(AR) rcs $@ $(OBJECTS)
else
	$(LD) $(LINKOUT)$@ $^ $(LDFLAGS) $(LIBS)
endif

%.o: %.cpp
	$(CXX) -c $(OBJOUT)$@ $< $(CPPFLAGS) $(CXXFLAGS)

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

clean:
	$(RM) -f $(OBJECTS)
	$(RM) -f *.o
	$(RM) -f $(TARGET)

install:
	install -D -m 755 $(TARGET) $(DESTDIR)$(libdir)/$(LIBRETRO_INSTALL_DIR)/$(TARGET)

uninstall:
	$(RM) $(DESTDIR)$(libdir)/$(LIBRETRO_INSTALL_DIR)/$(TARGET)

.PHONY: clean
