93 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| #
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| # Cross Platform Makefile
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| # Compatible with MSYS2/MINGW, Ubuntu 14.04.1 and Mac OS X
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| #
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| # Important: This is a "null backend" application, with no visible output or interaction!
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| # This is used for testing purpose and continuous integration, and has little use for end-user.
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| #
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| 
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| # Options
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| WITH_EXTRA_WARNINGS ?= 0
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| WITH_FREETYPE ?= 0
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| 
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| EXE = example_null
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| IMGUI_DIR = ../..
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| SOURCES = main.cpp
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| SOURCES += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp
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| OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
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| UNAME_S := $(shell uname -s)
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| 
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| CXXFLAGS += -std=c++11 -I$(IMGUI_DIR)
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| CXXFLAGS += -g -Wall -Wformat
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| LIBS =
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| 
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| # We use the WITH_EXTRA_WARNINGS flag on our CI setup to eagerly catch zealous warnings
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| ifeq ($(WITH_EXTRA_WARNINGS), 1)
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| 	CXXFLAGS += -Wno-zero-as-null-pointer-constant -Wno-double-promotion -Wno-variadic-macros
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| endif
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| 
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| # We use the WITH_FREETYPE flag on our CI setup to test compiling misc/freetype/imgui_freetype.cpp
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| # (only supported on Linux, and note that the imgui_freetype code currently won't be executed)
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| ifeq ($(WITH_FREETYPE), 1)
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| 	SOURCES += $(IMGUI_DIR)/misc/freetype/imgui_freetype.cpp
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| 	CXXFLAGS += $(shell pkg-config --cflags freetype2)
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| 	LIBS += $(shell pkg-config --libs freetype2)
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| endif
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| 
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| ##---------------------------------------------------------------------
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| ## BUILD FLAGS PER PLATFORM
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| ##---------------------------------------------------------------------
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| 
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| ifeq ($(UNAME_S), Linux) #LINUX
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| 	ECHO_MESSAGE = "Linux"
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| 	ifeq ($(WITH_EXTRA_WARNINGS), 1)
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| 		CXXFLAGS += -Wextra -Wpedantic
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| 		ifeq ($(shell $(CXX) -v 2>&1 | grep -c "clang version"), 1)
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| 			CXXFLAGS += -Wshadow -Wsign-conversion
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| 		endif
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| 	endif
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| 	CFLAGS = $(CXXFLAGS)
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| endif
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| 
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| ifeq ($(UNAME_S), Darwin) #APPLE
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| 	ECHO_MESSAGE = "Mac OS X"
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| 	ifeq ($(WITH_EXTRA_WARNINGS), 1)
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| 		CXXFLAGS += -Weverything -Wno-reserved-id-macro -Wno-c++98-compat-pedantic -Wno-padded -Wno-poison-system-directories
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| 	endif
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| 	CFLAGS = $(CXXFLAGS)
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| endif
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| 
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| ifeq ($(OS), Windows_NT)
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| 	ECHO_MESSAGE = "MinGW"
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| 	ifeq ($(WITH_EXTRA_WARNINGS), 1)
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| 		CXXFLAGS += -Wextra -Wpedantic
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| 	endif
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| 	LIBS += -limm32
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| 	CFLAGS = $(CXXFLAGS)
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| endif
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| 
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| ##---------------------------------------------------------------------
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| ## BUILD RULES
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| ##---------------------------------------------------------------------
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| 
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| %.o:%.cpp
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| 	$(CXX) $(CXXFLAGS) -c -o $@ $<
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| 
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| %.o:$(IMGUI_DIR)/%.cpp
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| 	$(CXX) $(CXXFLAGS) -c -o $@ $<
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| 
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| %.o:$(IMGUI_DIR)/backends/%.cpp
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| 	$(CXX) $(CXXFLAGS) -c -o $@ $<
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| 
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| %.o:$(IMGUI_DIR)/misc/freetype/%.cpp
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| 	$(CXX) $(CXXFLAGS) -c -o $@ $<
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| 
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| all: $(EXE)
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| 	@echo Build complete for $(ECHO_MESSAGE)
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| 
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| $(EXE): $(OBJS)
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| 	$(CXX) -o $@ $^ $(CXXFLAGS) $(LIBS)
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| 
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| clean:
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| 	rm -f $(EXE) $(OBJS)
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