[WIP] Add libretro core support

.gitignore

@@ -3,10 +3,14 @@
 /build-switch
 /build-vita
 /build-wiiu
+/build-libretro
 /.gradle
 /src/android/.cxx
 /eboot.bin
 /noods
+/noods*.so
+/noods*.dll
+/noods*.dylib
 /noods.aab
 /NooDS.app
 /NooDS.dmg

Makefile

@@ -100,10 +100,14 @@ wiiu:
 vita:
 	$(MAKE) -f Makefile.vita
 
+libretro:
+	$(MAKE) -f Makefile.libretro
+
 clean:
 	if [ -d "build-android" ]; then ./gradlew clean; fi
 	if [ -d "build-switch" ]; then $(MAKE) -f Makefile.switch clean; fi
 	if [ -d "build-wiiu" ]; then $(MAKE) -f Makefile.wiiu clean; fi
 	if [ -d "build-vita" ]; then $(MAKE) -f Makefile.vita clean; fi
+	if [ -d "build-libretro" ]; then $(MAKE) -f Makefile.libretro clean; fi
 	rm -rf $(BUILD)
 	rm -f $(NAME)

Makefile.libretro

@@ -0,0 +1,36 @@
+NAME := noods_libretro
+BUILD := build-libretro
+GIT_VERSION := "$(shell git describe --abbrev=7 --always --tags)"
+SRCS := src src/common src/libretro
+ARGS := -Ofast -flto -std=c++11 -D__LIBRETRO__ -DVERSION=\"$(GIT_VERSION)\"
+
+CPPFILES := $(foreach dir,$(SRCS),$(wildcard $(dir)/*.cpp))
+HFILES := $(foreach dir,$(SRCS),$(wildcard $(dir)/*.h))
+OFILES := $(patsubst %.cpp,$(BUILD)/%.o,$(CPPFILES))
+
+ifeq ($(OS),Windows_NT)
+  ARGS += -static -DWINDOWS
+  SHARED_EXT := .dll
+else
+  ifeq ($(shell uname -s),Darwin)
+    ARGS += -DMACOS
+    SHARED_EXT := .dylib
+  else
+    SHARED_EXT := .so
+  endif
+endif
+
+all: $(NAME)
+
+$(NAME): $(OFILES)
+	g++ -shared -o $@$(SHARED_EXT) $(ARGS) $^ $(LIBS)
+
+$(BUILD)/%.o: %.cpp $(HFILES) $(BUILD)
+	g++ -c -fPIC -o $@ $(ARGS) $(INCS) $<
+
+$(BUILD):
+	for dir in $(SRCS); do mkdir -p $(BUILD)/$$dir; done
+
+clean:
+	rm -rf $(BUILD)
+	rm -f $(NAME)$(SHARED_EXT)

noods_libretro.info

@@ -0,0 +1,32 @@
+display_name = "Nintendo - DS (NooDS)"
+authors = "Hydr8gon"
+supported_extensions = "nds"
+corename = "NooDS"
+manufacturer = "Nintendo"
+categories = "Emulator"
+systemname = "Nintendo DS"
+systemid = "nds"
+database = "Nintendo - Nintendo DS|Nintendo - Nintendo DS (Download Play)"
+license = "GPLv3"
+permissions = ""
+display_version = "Git"
+supports_no_game = "true"
+hw_render = "false"
+
+# Firmware / BIOS
+firmware_count = 4
+firmware0_desc = "firmware.bin (NDS Firmware)"
+firmware0_path = "firmware.bin"
+firmware0_opt = "true"
+firmware1_desc = "bios7.bin (ARM7 BIOS)"
+firmware1_path = "bios7.bin"
+firmware1_opt = "true"
+firmware2_desc = "bios9.bin (ARM9 BIOS)"
+firmware2_path = "bios9.bin"
+firmware2_opt = "true"
+firmware3_desc = "nds_sd_card.bin (NDS SD card)"
+firmware3_path = "nds_sd_card.bin"
+firmware3_opt = "true"
+notes = "(!) bios7.bin (md5): df692a80a5b1bc90728bc3dfc76cd948|(!) bios9.bin (md5): a392174eb3e572fed6447e956bde4b25"
+
+description = "A speedy DS emulator"