include version.all

ifneq ($(CROSS_COMPILE),arm-webos-linux-gnueabi-)
    $(error You need webOS toolchain to build this. See https://github.com/webosbrew/native-toolchain)
endif

ifdef SDKTARGETSYSROOT
    $(warning OE-based toolchain isn't supported anymore. Please use https://github.com/webosbrew/native-toolchain)
    STAGING_DIR = $(SDKTARGETSYSROOT)
else ifndef STAGING_DIR
    $(error Can't find buildroot based toolchain. Please use https://github.com/webosbrew/native-toolchain)
endif

WEBOS_FREETYPE_CONFIG ?= $(STAGING_DIR)/usr/bin/freetype-config

WEBOS_INC_DIR         ?= $(STAGING_DIR)/usr/include
WEBOS_LIB_DIR         ?= $(STAGING_DIR)/usr/lib

ADD_SDL2_LIB          ?= 0
SDL2_PREBUILT_ARCHIVE ?= https://github.com/webosbrew/SDL-webOS/releases/download/release-2.30.0-2/SDL2-2.30.0-webos.tar.gz

#########################
#########################

PACKAGE_NAME = com.retroarch
PACKAGE_VERSION := $(patsubst "%",%,$(RARCH_VERSION))

DEBUG ?= 0

HAVE_CLOUDSYNC = 1
HAVE_SCREENSHOTS = 1
HAVE_REWIND = 1
HAVE_7ZIP = 1
HAVE_ACCESSIBILITY = 1
HAVE_AL = 0
# ALSA freezes when switching back from menu
HAVE_ALSA = 0
HAVE_ANGLE = 0
HAVE_AUDIOIO = 0
HAVE_AUDIOMIXER = 1
HAVE_BLISSBOX = 0
HAVE_BSV_MOVIE = 1
HAVE_BUILTINBEARSSL = 0
HAVE_BUILTINFLAC = 1
HAVE_DSP_FILTER = 1
HAVE_VIDEO_FILTER = 1
HAVE_STATIC_VIDEO_FILTERS = 1
HAVE_STATIC_AUDIO_FILTERS = 1
HAVE_FILTERS_BUILTIN	= 1
HAVE_BUILTINMBEDTLS = 1
HAVE_BUILTINZLIB = 1
HAVE_C99 = 1
HAVE_CC = 1
HAVE_CC_RESAMPLER = 1
HAVE_NEAREST_RESAMPLER = 1
HAVE_CHD = 1
HAVE_COMMAND = 1
HAVE_CXX = 1
HAVE_DR_MP3 = 1
HAVE_DYNAMIC = 1
HAVE_DYLIB = 1
HAVE_EGL = 0
HAVE_FREETYPE = 0
HAVE_GDI = 1
HAVE_GETADDRINFO = 1
HAVE_GETOPT_LONG = 1
HAVE_GLSL = 1
HAVE_GLSLANG = 0
HAVE_GLSLANG_HLSL = 0
HAVE_GLSLANG_OGLCOMPILER = 0
HAVE_GLSLANG_OSDEPENDENT = 0
HAVE_GLSLANG_SPIRV = 0
HAVE_GLSLANG_SPIRV_TOOLS = 0
HAVE_GLSLANG_SPIRV_TOOLS_OPT = 0
HAVE_HID = 1
HAVE_IBXM = 1
HAVE_IMAGEVIEWER = 1
HAVE_LANGEXTRA = 1
HAVE_LIBRETRODB = 1
HAVE_MENU = 1
HAVE_MENU_COMMON = 1
HAVE_NEON = 1
HAVE_NETWORKING = 1
HAVE_IFINFO = 1
HAVE_NETWORK_CMD = 1
HAVE_NETPLAYDISCOVERY = 1
HAVE_NETWORKGAMEPAD = 1
HAVE_GFX_WIDGETS = 1
HAVE_MMAP = 1
HAVE_ONLINE_UPDATER = 1
HAVE_OPENDINGUX_FBDEV = 0
HAVE_OPENGL = 0
HAVE_OPENGL1 = 0
HAVE_OPENGL_CORE = 0
HAVE_OPENGLES = 1
HAVE_OPENGLES3 = 0
HAVE_OPENGLES3_1 = 0
HAVE_OPENGLES3_2 = 0
HAVE_OPENSSL = 0
HAVE_OVERLAY = 1
HAVE_PULSE = 1
HAVE_RBMP = 1
HAVE_RJPEG = 1
HAVE_RPILED = 0
HAVE_RPNG = 1
HAVE_RUNAHEAD = 1
HAVE_SDL = 0
HAVE_SDL2 = 1
HAVE_SHADERPIPELINE = 1
HAVE_STB_FONT = 1
HAVE_STB_IMAGE = 1
HAVE_STB_VORBIS = 1
HAVE_STDIN_CMD = 1
HAVE_STRCASESTR = 1
HAVE_THREADS = 1
HAVE_UDEV = 0
HAVE_RGUI = 1
HAVE_MATERIALUI = 0
HAVE_XMB = 1
HAVE_OZONE = 1
HAVE_ZLIB = 1
HAVE_CONFIGFILE = 1
HAVE_PATCH = 1
HAVE_CHEATS = 1
HAVE_CHEEVOS = 1
HAVE_LIBSHAKE = 1
HAVE_UPDATE_ASSETS = 1
HAVE_UPDATE_CORES = 1
HAVE_UPDATE_CORE_INFO = 1
HAVE_CORE_INFO_CACHE = 1

OS = Linux
TARGET = retroarch

OBJ :=
LINK := $(CC)
DEF_FLAGS += -ffunction-sections -fdata-sections
DEF_FLAGS += -I. -Ideps -Ideps/stb -DWEBOS=1 -MMD
DEF_FLAGS += -Wall -Wno-unused-variable
LIBS := -ldl -lz -lrt -pthread
CFLAGS :=
CXXFLAGS := -fno-exceptions -fno-rtti -std=c++11 -D__STDC_CONSTANT_MACROS
ASFLAGS :=
LDFLAGS := -Wl,-rpath=\$$ORIGIN/lib,--gc-sections
INCLUDE_DIRS = -I$(WEBOS_INC_DIR)
LIBRARY_DIRS = -L$(WEBOS_LIB_DIR)
DEFINES := -DRARCH_INTERNAL -D_FILE_OFFSET_BITS=64 -UHAVE_STATIC_DUMMY
DEFINES += -DHAVE_C99=1 -DHAVE_CXX=1 -D_GNU_SOURCE
DEFINES += -DHAVE_GETOPT_LONG=1 -DHAVE_STRCASESTR=1 -DHAVE_DYNAMIC=1
DEFINES += -DHAVE_FILTERS_BUILTIN
DEFINES += -DHAVE_SDL2
DEFINES += -DHAVE_PULSE
DEFINES += -DHAVE_NETWORKING -DHAVE_IFINFO -DHAVE_ONLINE_UPDATER -DHAVE_UPDATE_ASSETS -DHAVE_UPDATE_CORES
DEFINES += -DHAVE_UPDATE_CORE_INFO

PKG_CONFIG=pkg-config

SDL2_CFLAGS := $(shell $(PKG_CONFIG) --cflags sdl2)
SDL2_LIBS := $(shell $(PKG_CONFIG) --libs sdl2)
OPENGLES_LIBS = -lGLESv2
PULSE_LIBS = $(shell $(PKG_CONFIG) --libs libpulse)
MMAP_LIBS = -lc
NEON_CFLAGS = -mfpu=neon
NEON_ASFLAGS = -mfpu=neon
NETWORKING_LIBS = -lc

OBJDIR_BASE := obj-unix

ifeq ($(DEBUG), 1)
   OBJDIR := $(OBJDIR_BASE)/debug
   DEF_FLAGS += -O0 -g -DDEBUG -D_DEBUG
else
   OBJDIR := $(OBJDIR_BASE)/release
   DEF_FLAGS += -O2 -DNDEBUG
endif

include Makefile.common

DEF_FLAGS += $(INCLUDE_DIRS)
LDFLAGS += $(CFLAGS) $(CXXFLAGS) $(DEF_FLAGS)
CFLAGS += $(DEF_FLAGS)
CXXFLAGS += $(DEF_FLAGS)

HEADERS = $(wildcard */*/*.h) $(wildcard */*.h) $(wildcard *.h)

Q := @

RARCH_OBJ := $(addprefix $(OBJDIR)/,$(OBJ))

define APPINFO
{
    "id": "$(PACKAGE_NAME)",
    "version": "$(PACKAGE_VERSION)",
    "vendor": "webosbrew.org",
    "title": "RetroArch",
    "icon": "icon160.png",
    "main": "retroarch",
    "iconColor": "#333333",
    "type": "native",
    "appDescription": "Emulation frontend"
}
endef
export APPINFO

all: $(TARGET) ipk

-include $(RARCH_OBJ:.o=.d)

SYMBOL_MAP := -Wl,-Map=output.map

$(TARGET): $(RARCH_OBJ)
	@$(if $(Q), $(shell echo echo LD $@),)
	$(Q)$(LINK) -o $@ $(RARCH_OBJ) $(LIBS) $(LDFLAGS) $(LIBRARY_DIRS)

$(OBJDIR)/%.o: %.c
	@mkdir -p $(dir $@)
	@$(if $(Q), $(shell echo echo CC $<),)
	$(Q)$(CC) $(CPPFLAGS) $(CFLAGS) $(DEFINES) -c -o $@ $<

$(OBJDIR)/%.o: %.cpp
	@mkdir -p $(dir $@)
	@$(if $(Q), $(shell echo echo CXX $<),)
	$(Q)$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(DEFINES) -MMD -c -o $@ $<

$(OBJDIR)/%.o: %.m
	@mkdir -p $(dir $@)
	@$(if $(Q), $(shell echo echo OBJC $<),)
	$(Q)$(CXX) $(OBJCFLAGS) $(DEFINES) -MMD -c -o $@ $<

$(OBJDIR)/%.o: %.S $(HEADERS)
	@mkdir -p $(dir $@)
	@$(if $(Q), $(shell echo echo AS $<),)
	$(Q)$(CC) $(CFLAGS) $(ASFLAGS) $(DEFINES) -c -o $@ $<

clean:
	rm -rf $(OBJDIR_BASE)
	rm -f $(TARGET)
	rm -f *.d
	rm -rf SDL
	rm -rf webos/*.ipk
	rm -rf webos/dist

sdl2: $(TARGET)
ifeq ($(ADD_SDL2_LIB), 1)
	@echo "Downloading SDL2 prebuilt"
	mkdir -p SDL
	wget -qO - $(SDL2_PREBUILT_ARCHIVE) | tar -C SDL -zxvf -
endif

ipk: $(TARGET) sdl2
	rm -rf webos/dist
	mkdir -p webos/dist/lib
	echo "$$APPINFO" > webos/dist/appinfo.json
	cp -t webos/dist -vf $(TARGET) webos/icon160.png
	cp -t webos/dist/lib -vf $(WEBOS_LIB_DIR)/libstdc++.so.6
ifeq ($(ADD_SDL2_LIB), 1)
	cp -t webos/dist/lib -vf SDL/lib/libSDL2-2.0.so.0
endif
	$(STRIP) webos/dist/$(TARGET)
	cd webos && ares-package dist

install: ipk
	ares-install webos/$(PACKAGE_NAME)_$(PACKAGE_VERSION)_$(ARCH).ipk

launch: install
	ares-launch com.retroarch

.PHONY: all clean ipk

print-%:
	@echo '$*=$($*)'