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#
# Cross Platform Makefile
# Compatible with MSYS2/MINGW, Ubuntu 14.04.1 and Mac OS X
#
EXE = example_null
EXTRA_WARNINGS ?= 0
SOURCES = main.cpp
SOURCES += ../../imgui.cpp ../../imgui_demo.cpp ../../imgui_draw.cpp ../../imgui_widgets.cpp
OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
UNAME_S := $(shell uname -s)
CXXFLAGS += -I../ -I../../
CXXFLAGS += -g -Wall -Wformat
LIBS =
# We use the EXTRA_WARNINGS flag on our CI setup to eagerly catch zealous warnings
ifeq ($(EXTRA_WARNINGS), 1)
CXXFLAGS += -Wno-zero-as-null-pointer-constant -Wno-double-promotion -Wno-variadic-macros
endif
##---------------------------------------------------------------------
## BUILD FLAGS PER PLATFORM
##---------------------------------------------------------------------
ifeq ($(UNAME_S), Linux) #LINUX
ECHO_MESSAGE = "Linux"
ifneq ($(EXTRA_WARNINGS), 0)
CXXFLAGS += -Wextra -pedantic
endif
CFLAGS = $(CXXFLAGS)
endif
ifeq ($(UNAME_S), Darwin) #APPLE
ECHO_MESSAGE = "Mac OS X"
ifneq ($(EXTRA_WARNINGS), 0)
CXXFLAGS += -Weverything -Wno-reserved-id-macro -Wno-c++98-compat-pedantic -Wno-padded -Wno-c++11-long-long
endif
CFLAGS = $(CXXFLAGS)
endif
ifeq ($(findstring MINGW,$(UNAME_S)),MINGW)
ECHO_MESSAGE = "MinGW"
ifneq ($(EXTRA_WARNINGS), 0)
CXXFLAGS += -Wextra -pedantic
endif
CFLAGS = $(CXXFLAGS)
endif
##---------------------------------------------------------------------
## BUILD RULES
##---------------------------------------------------------------------
%.o:%.cpp
$(CXX) $(CXXFLAGS) -c -o $@ $<
%.o:../%.cpp
$(CXX) $(CXXFLAGS) -c -o $@ $<
%.o:../../%.cpp
$(CXX) $(CXXFLAGS) -c -o $@ $<
all: $(EXE)
@echo Build complete for $(ECHO_MESSAGE)
$(EXE): $(OBJS)
$(CXX) -o $@ $^ $(CXXFLAGS) $(LIBS)
clean:
rm -f $(EXE) $(OBJS)
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