73 lines
1.6 KiB
Makefile
73 lines
1.6 KiB
Makefile
# Preproc options
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# -MMD is used to generate .d files for user header dependencies (use -MD for system and user header instead)
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CPPFLAGS = -MMD
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# main compilation
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CFLAGS ?= -Werror -Wall -Wextra $(shell pkg-config --cflags sdl)
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# C++ flags
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CXXFLAGS =
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#Linker flags
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LDFLAGS =
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#Linker path
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LDLIBS = $(shell pkg-config --libs sdl)
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# Force shell to an known one
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SHELL := bash
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.SHELLFLAGS := -eu -o -pipefail -c
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# each recipe in ran as one single shell session (Rather than one new shell per line)
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.ONESHELL
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# delete target on error
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.DELETE_ON_ERROR
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MAKEFLAGS += --warn-undefined-variables
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ifneq ($(CROSS_COMPILE),)
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CC :=$(CROSS_COMPILE)$(CC)
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CXX :=$(CROSS_COMPILE)$(CXX)
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LD :=$(CROSS_COMPILE)$(LD)
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endif
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bin = main
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cxxbin = cxxmain
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lib = libexample.so
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#Will be compiled with -fpic
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lib_src = lib.c
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lib_obj = $(lib_src:%.c=%.o)
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lib_dep = $(lib_src:%.c=%.d)
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sources = $(filter-out $(lib_src), $(wildcard *.c))
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objects = $(sources:%.c=%.o)
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depends = $(sources:%.c=%.d)
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# Do not have same file prefix between C and C++ (e.g. main.c and main.cpp)
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cxx_sources = $(wildcard *.cpp)
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cxx_objects = $(cxx_sources:%.cpp=%.o)
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cxx_depends = $(cxx_sources:%.cpp=%.d)
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all: $(bin) $(cxxbin) $(lib)
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$(bin): $(objects)
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$(cxxbin) : $(cxx_objects)
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$(lib): CFLAGS += -fpic
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$(lib): $(lib_obj)
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# C++ compilation (Use implicit LINK.CC)
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$(cxxbin):
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$(LINK.cc) $^ $(LDLIBS) -o $@
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%.so:
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$(LINK.c) -shared $^ $(LDLIBS) -o $@
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.PHONY: clean
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clean:
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$(RM) $(bin) $(objects) $(depends) $(cxxbin) $(cxx_objects) $(cxx_depends) $(lib) $(lib_obj) $(lib_dep)
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ifneq ($(MAKECMDGOALS),clean)
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-include $(depends)
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-include $(cxx_depends)
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-include $(lib_dep)
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endif
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