Dotto/Makefile.wasm at development · LibreSprite/Dotto · GitHub

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CC = emcc
CXX = em++
OBJC = em++
LN = emcc
FIND = find src -type f -name
DOTTO = dotto.html

LIB_DIRS += $(shell find dependencies -type d)
CPP_FLAGS += $(patsubst %,-I%,$(LIB_DIRS))

SRC_DIRS += $(shell find src -type d)
SRC_DIRS += $(LIB_DIRS)
CPP_FLAGS += -Isrc

CPP_FLAGS += -MMD -MP
CPP_FLAGS += -DUSE_SDL2
CPP_FLAGS += -DNO_THREADS
CPP_FLAGS += -DNO_NETWORK

FLAGS += -s USE_SDL=2
FLAGS += -s USE_FREETYPE=1
FLAGS += -s USE_LIBJPEG=1
FLAGS += -s USE_SDL_IMAGE=2
FLAGS += -s SDL2_IMAGE_FORMATS='["bmp","xpm","jpg"]'
FLAGS += -s USE_LIBPNG=1

LN_FLAGS += -s ALLOW_MEMORY_GROWTH=1
LN_FLAGS += -s USE_WEBGL2=1
LN_FLAGS += -s EXPORTED_FUNCTIONS=_main,_onPointerEvent
LN_FLAGS += -s EXPORTED_RUNTIME_METHODS=cwrap
LN_FLAGS += --preload-file data

CPP_FILES += $(shell find src -type f -name '*.cpp')
CPP_FILES += $(shell find dependencies -type f -name '*.cpp')

C_FLAGS := $(CPP_FLAGS)
C_FILES += $(shell find src -type f -name '*.c')
C_FILES += $(shell find dependencies -type f -name '*.c')

LN_FLAGS += $(SO_FILES)

#BEGIN V8 SUPPORT
# CPP_FLAGS += -DSCRIPT_ENGINE_V8
# CPP_FLAGS += $(shell $(PKGCONFIG) --cflags v8)
# CPP_FLAGS += $(shell $(PKGCONFIG) --cflags v8_libplatform)
# LN_FLAGS += $(shell $(PKGCONFIG) --libs v8)
# LN_FLAGS += $(shell $(PKGCONFIG) --libs v8_libplatform)
#END

ODIR = buildwasm

CPP_FLAGS += --std=c++17
CPP_FLAGS += -DCMS_NO_REGISTER_KEYWORD

# FLAGS += -m32 # uncomment for 32-bit build
ifeq ($(DEBUG),true)
FLAGS += -Og -g -D_DEBUG # debug build
POSTBUILD =
else
FLAGS += -O3 # release build
POSTBUILD =
endif

# LN_FLAGS += -lm
# LN_FLAGS += -fsanitize=leak

OBJ = $(patsubst %,$(ODIR)/%.o,$(CPP_FILES))
OBJ += $(patsubst %,$(ODIR)/%.o,$(C_FILES))
DEP := $(OBJ:.o=.d)

$(ODIR)/%.cpp.o: %.cpp
	$(info CXX - $<)
	@mkdir -p "$$(dirname "$@")"
	@$(CXX) $(FLAGS) $(CPP_FLAGS) -c $< -o $@

$(ODIR)/%.c.o: %.c
	$(info CC   - $<)
	@mkdir -p "$$(dirname "$@")"
	@$(CC) $(FLAGS) $(C_FLAGS) -c $< -o $@

$(ODIR)/%.mm.o: %.mm
	$(info OBJC - $<)
	@mkdir -p "$$(dirname "$@")"
	@$(OBJC) $(FLAGS) $(CPP_FLAGS) -c $< -o $@

$(DOTTO): $(OBJ)
	$(info Linking $@)
	@$(LN) $(FLAGS) $^ -o $@ $(LN_FLAGS)
	@$(POSTBUILD)

.PHONY: clean

clean:
	rm -rf $(ODIR)

-include $(DEP)