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https://github.com/libretro/RetroArch.git
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951f5a76a5
* Add bsv to emscripten builds BSV has no external dependencies so this addition should be fine. Co-authored-by: Joseph C. Osborn <jcoa2018@pomona.edu>
143 lines
3.1 KiB
Makefile
143 lines
3.1 KiB
Makefile
HAVE_STATIC_DUMMY ?= 0
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ifeq ($(TARGET),)
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ifeq ($(LIBRETRO),)
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TARGET := retroarch.js
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else
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TARGET := $(LIBRETRO)_libretro.js
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endif
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endif
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EOPT = USE_ZLIB=1 # Emscripten specific options
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EOPTS = $(addprefix -s $(EMPTY), $(EOPT)) # Add '-s ' to each option
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PTHREAD = 0
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OS = Emscripten
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OBJ :=
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DEFINES := -DRARCH_INTERNAL -DHAVE_MAIN -s USE_PTHREADS=$(PTHREAD)
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DEFINES += -DHAVE_FILTERS_BUILTIN
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HAVE_PATCH = 1
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HAVE_DSP_FILTER = 1
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HAVE_VIDEO_FILTER = 1
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HAVE_OVERLAY = 1
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HAVE_GLSL = 1
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HAVE_SCREENSHOTS = 1
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HAVE_REWIND = 1
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HAVE_AUDIOMIXER = 1
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HAVE_VIDEO_LAYOUT = 0
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HAVE_CC_RESAMPLER = 1
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HAVE_EGL = 1
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HAVE_OPENGLES = 1
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HAVE_RJPEG = 0
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HAVE_RPNG = 1
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HAVE_EMSCRIPTEN = 1
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HAVE_MENU = 1
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HAVE_GFX_WIDGETS = 1
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HAVE_RGUI = 1
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HAVE_SDL = 0
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HAVE_SDL2 = 0
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HAVE_ZLIB = 1
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HAVE_SHADERPIPELINE = 1
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HAVE_STATIC_VIDEO_FILTERS = 1
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HAVE_STATIC_AUDIO_FILTERS = 1
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HAVE_STB_FONT = 1
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HAVE_CONFIGFILE = 1
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HAVE_CHEATS = 1
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HAVE_IBXM = 1
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HAVE_CORE_INFO_CACHE = 1
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HAVE_7ZIP = 1
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HAVE_BSV_MOVIE = 1
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ASYNC ?= 0
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ifeq ($(LIBRETRO), mupen64plus)
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ASYNC = 1
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endif
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LTO ?= 0
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ifeq ($(LIBRETRO), tyrquake)
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LTO = 0
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endif
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MEMORY ?= 134217728
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PRECISE_F32 = 1
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OBJDIR := obj-emscripten
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#if you compile with SDL2 flag add this Emscripten flag "-s USE_SDL=2" to LDFLAGS:
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LIBS := -s USE_ZLIB=1
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LDFLAGS := -L. --no-heap-copy -s $(LIBS) -s TOTAL_MEMORY=$(MEMORY) -s NO_EXIT_RUNTIME=0 -s FULL_ES2=1 -s "EXTRA_EXPORTED_RUNTIME_METHODS=['callMain']" \
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-s ALLOW_MEMORY_GROWTH=1 -s EXPORTED_FUNCTIONS="['_main', '_malloc', '_cmd_savefiles', '_cmd_save_state', '_cmd_load_state', '_cmd_take_screenshot']" \
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--js-library emscripten/library_rwebaudio.js \
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--js-library emscripten/library_rwebcam.js \
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--js-library emscripten/library_errno_codes.js
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ifneq ($(PTHREAD), 0)
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LDFLAGS += -s USE_PTHREADS=$(PTHREAD) -s PTHREAD_POOL_SIZE=2
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endif
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ifeq ($(ASYNC), 1)
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LDFLAGS += -s ASYNCIFY=$(ASYNC)
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endif
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ifeq ($(HAVE_SDL2), 1)
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LIBS += -s USE_SDL=2
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DEFINES += -DHAVE_SDL2
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endif
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include Makefile.common
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CFLAGS += $(DEF_FLAGS) -Ideps -Ideps/stb
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libretro :=
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ifeq ($(HAVE_STATIC_DUMMY),1)
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DEFINES += -DHAVE_STATIC_DUMMY
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else
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libretro += libretro_emscripten.bc
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endif
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ifneq ($(V), 1)
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Q := @
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endif
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ifeq ($(DEBUG), 1)
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LDFLAGS += -O0 -g
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CFLAGS += -O0 -g
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else
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LDFLAGS += -O3 -s WASM=1
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# WARNING: some optimizations can break some cores (ex: LTO breaks tyrquake)
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LDFLAGS += -s PRECISE_F32=$(PRECISE_F32)
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ifeq ($(LTO), 1)
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LDFLAGS += --llvm-lto 3
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endif
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CFLAGS += -O3
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endif
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CFLAGS += -Wall -I. -Ilibretro-common/include -std=gnu99 $(LIBS) \
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-s EXPORTED_FUNCTIONS="['_main', '_malloc', '_cmd_savefiles', '_cmd_save_state', '_cmd_take_screenshot']"
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RARCH_OBJ := $(addprefix $(OBJDIR)/,$(OBJ))
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all: $(TARGET)
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$(TARGET): $(RARCH_OBJ) $(libretro)
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@$(if $(Q), $(shell echo echo LD $@),)
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$(Q)$(LD) -o $@ $(RARCH_OBJ) $(libretro) $(LIBS) $(LDFLAGS)
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$(OBJDIR)/%.o: %.c
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@mkdir -p $(dir $@)
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@$(if $(Q), $(shell echo echo CC $<),)
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$(Q)$(CC) $(CFLAGS) $(DEFINES) $(EOPTS) -c -o $@ $<
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$(OBJDIR)/%.o: %.cpp
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@mkdir -p $(dir $@)
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@$(if $(Q), $(shell echo echo CXX $<),)
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$(Q)$(CXX) $(CXXFLAGS) $(DEFINES) $(EOPTS) -c -o $@ $<
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clean:
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rm -rf $(OBJDIR)
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rm -f $(TARGET)
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.PHONY: all clean
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