ifeq ($(platform),win64)
    MKXPZ_SYSTEM = windows
    MKXPZ_CPU_FAMILY = x86_64
    MKXPZ_CPU = x86_64
    MKXPZ_ENDIAN = little
else ifeq ($(platform),win32)
    MKXPZ_SYSTEM = windows
    MKXPZ_CPU_FAMILY = x86
    MKXPZ_CPU = i686
    MKXPZ_ENDIAN = little
else ifeq ($(platform),win64)
    MKXPZ_SYSTEM = windows
    MKXPZ_CPU_FAMILY = x86_64
    MKXPZ_CPU = x86_64
    MKXPZ_ENDIAN = little
else ifeq ($(platform),win32)
    MKXPZ_SYSTEM = windows
    MKXPZ_CPU_FAMILY = x86
    MKXPZ_CPU = i686
    MKXPZ_ENDIAN = little
else ifeq ($(platform),unix)
    MKXPZ_SYSTEM = linux
    ifeq ($(ARCH),x86)
        MKXPZ_CPU_FAMILY = x86
        MKXPZ_CPU = i686
        MKXPZ_ENDIAN = little
    else
        MKXPZ_CPU_FAMILY = x86_64
        MKXPZ_CPU = x86_64
        MKXPZ_ENDIAN = little
    endif
else ifeq ($(platform),osx)
    MKXPZ_SYSTEM = darwin
    ifeq ($(ARCH),arm)
        MKXPZ_CPU_FAMILY = arm64
        MKXPZ_CPU = generic-armv8-a
        MKXPZ_ENDIAN = little
    else
        MKXPZ_CPU_FAMILY = x86_64
        MKXPZ_CPU = x86_64
        MKXPZ_ENDIAN = little
    endif
else ifeq ($(platform),android-arm)
    MKXPZ_SYSTEM = android
    MKXPZ_SUFFIX = android
    MKXPZ_ARCH_CMAKE = armv7-a
    MKXPZ_CPU_FAMILY = armv7
    MKXPZ_CPU = generic-armv7-a
    MKXPZ_ENDIAN = little
    CC = $(ANDROID_NDK_CLANG)/bin/armv7a-linux-androideabi21-clang
    CXX = $(ANDROID_NDK_CLANG)/bin/armv7a-linux-androideabi21-clang++
    AR = $(ANDROID_NDK_LLVM)/bin/llvm-ar
else ifeq ($(platform),android-arm64)
    MKXPZ_SYSTEM = android
    MKXPZ_SUFFIX = android
    MKXPZ_ARCH_CMAKE = aarch64
    MKXPZ_CPU_FAMILY = arm64
    MKXPZ_CPU = generic-armv8-a
    MKXPZ_ENDIAN = little
    CC = $(ANDROID_NDK_CLANG)/bin/aarch64-linux-android21-clang
    CXX = $(ANDROID_NDK_CLANG)/bin/aarch64-linux-android21-clang++
    AR = $(ANDROID_NDK_LLVM)/bin/llvm-ar
else ifeq ($(platform),android-x86)
    MKXPZ_SYSTEM = android
    MKXPZ_SUFFIX = android
    MKXPZ_ARCH_CMAKE = i686
    MKXPZ_CPU_FAMILY = x86
    MKXPZ_CPU = i686
    MKXPZ_ENDIAN = little
    CC = $(ANDROID_NDK_CLANG)/bin/i686-linux-android21-clang
    CXX = $(ANDROID_NDK_CLANG)/bin/i686-linux-android21-clang++
    AR = $(ANDROID_NDK_LLVM)/bin/llvm-ar
else ifeq ($(platform),android-x86_64)
    MKXPZ_SYSTEM = android
    MKXPZ_SUFFIX = android
    MKXPZ_ARCH_CMAKE = x86_64
    MKXPZ_CPU_FAMILY = x86_64
    MKXPZ_CPU = x86_64
    MKXPZ_ENDIAN = little
    CC = $(ANDROID_NDK_CLANG)/bin/x86_64-linux-android21-clang
    CXX = $(ANDROID_NDK_CLANG)/bin/x86_64-linux-android21-clang++
    AR = $(ANDROID_NDK_LLVM)/bin/llvm-ar
else ifeq ($(platform),ios-arm64)
    MKXPZ_SYSTEM = darwin
    MKXPZ_SUFFIX = ios
    MKXPZ_CPU_FAMILY = arm64
    MKXPZ_CPU = generic-armv8-a
    MKXPZ_ENDIAN = little
else ifeq ($(platform),ios9)
    MKXPZ_SYSTEM = darwin
    MKXPZ_SUFFIX = ios
    MKXPZ_CPU_FAMILY = armv7
    MKXPZ_CPU = generic-armv7-a
    MKXPZ_ENDIAN = little
else ifeq ($(platform),tvos-arm64)
    MKXPZ_SYSTEM = darwin
    MKXPZ_SUFFIX = tvos
    MKXPZ_CPU_FAMILY = arm64
    MKXPZ_CPU = generic-armv8-a
    MKXPZ_ENDIAN = little
else ifeq ($(platform),libnx)
    MKXPZ_SYSTEM = bare
    MKXPZ_CPU_FAMILY = arm64
    MKXPZ_CPU = cortex-a57
    MKXPZ_ENDIAN = little
else ifeq ($(platform),gcw0)
    MKXPZ_SYSTEM = linux
    MKXPZ_CPU_FAMILY = mips
    MKXPZ_CPU = jz4770
    MKXPZ_ENDIAN = little
else ifeq ($(platform),miyoo)
    MKXPZ_SYSTEM = linux
    MKXPZ_CPU_FAMILY = armv7
    MKXPZ_CPU = cortex-a7
    MKXPZ_ENDIAN = little
else ifeq ($(platform),retrofw)
    MKXPZ_SYSTEM = linux
    MKXPZ_CPU_FAMILY = mips
    MKXPZ_CPU = jz4760
    MKXPZ_ENDIAN = little
else ifeq ($(platform),emscripten)
    MKXPZ_SYSTEM = emscripten
    MKXPZ_CPU_FAMILY = wasm32
    MKXPZ_CPU = wasm32
    MKXPZ_ENDIAN = little
else
    $(error unknown platform '$(platform)')
endif

ifeq ($(MKXPZ_LTO),)
    MKXPZ_LTO = true
endif

ifeq ($(MKXPZ_PLATFORM),windows)
    MKXPZ_EXTENSION = dll
else ifeq ($(MKXPZ_PLATFORM),linux)
    MKXPZ_EXTENSION = so
else ifeq ($(MKXPZ_PLATFORM),darwin)
    MKXPZ_EXTENSION = dylib
else
    MKXPZ_EXTENSION = a
endif

ifeq ($(MKXPZ_PLATFORM),emscripten)
    MKXPZ_EXTENSION_COPY = bc
else
    MKXPZ_EXTENSION_COPY = $(MKXPZ_EXTENSION)
endif

MKXPZ_BUILD_OUTPUT = mkxp-z_libretro.$(MKXPZ_EXTENSION)
ifeq ($(MKXPZ_SUFFIX),)
    MKXPZ_BUILD_OUTPUT_COPY = mkxp-z_libretro.$(MKXPZ_EXTENSION_COPY)
else
    MKXPZ_BUILD_OUTPUT_COPY = mkxp-z_libretro_$(MKXPZ_SUFFIX).$(MKXPZ_EXTENSION_COPY)
endif

MKXPZ_BUILD_DIR = build
MKXPZ_CROSS_FILE = cross.ini

$(MKXPZ_BUILD_OUTPUT_COPY): $(MKXPZ_BUILD_DIR)/$(MKXPZ_BUILD_OUTPUT)
	cp $(MKXPZ_BUILD_DIR)/$(MKXPZ_BUILD_OUTPUT) $(MKXPZ_BUILD_OUTPUT_COPY)

$(MKXPZ_BUILD_DIR)/$(MKXPZ_BUILD_OUTPUT): $(MKXPZ_BUILD_DIR)/build.ini
	cd $(MKXPZ_BUILD_DIR) && CLICOLOR_FORCE=1 ninja -v

$(MKXPZ_BUILD_DIR)/build.ini: $(MKXPZ_CROSS_FILE)
	CLICOLOR_FORCE=1 meson setup $(MKXPZ_BUILD_DIR) --cross-file $(MKXPZ_CROSS_FILE) -Dlibretro=true -Demscripten_threaded=false -Db_lto=$(MKXPZ_LTO)

$(MKXPZ_CROSS_FILE):
	echo "[binaries]" > $(MKXPZ_CROSS_FILE)
	echo "c = '$(CC)'" >> $(MKXPZ_CROSS_FILE)
	echo "cpp = '$(CXX)'" >> $(MKXPZ_CROSS_FILE)
	echo "ar = '$(AR)'" >> $(MKXPZ_CROSS_FILE)
	echo "[host_machine]" >> $(MKXPZ_CROSS_FILE)
	echo "system = '$(MKXPZ_SYSTEM)'" >> $(MKXPZ_CROSS_FILE)
	echo "cpu_family = '$(MKXPZ_CPU_FAMILY)'" >> $(MKXPZ_CROSS_FILE)
	echo "cpu = '$(MKXPZ_CPU)'" >> $(MKXPZ_CROSS_FILE)
	echo "endian = '$(MKXPZ_ENDIAN)'" >> $(MKXPZ_CROSS_FILE)
	if [ -n '$(MKXPZ_ARCH_CMAKE)' ]; then echo "[cmake]" >> $(MKXPZ_CROSS_FILE); fi
	if [ -n '$(MKXPZ_ARCH_CMAKE)' ]; then echo "CMAKE_SYSTEM_PROCESSOR = '$(MKXPZ_ARCH_CMAKE)'" >> $(MKXPZ_CROSS_FILE); fi