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Makefile
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Makefile
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#---------------------------------------------------------------------------------
.SUFFIXES:
.SILENT:
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# EXT is the extension of the application (example: .exe)
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# PACKAGES is a list of packages to link to the project (example: freefont)
# CROSS is a target for cross compilation ended with a dash (example: mingw32-msvc-)
# VERSION is GCC's version (example -3.4)
#---------------------------------------------------------------------------------
TARGET := $(shell basename $(CURDIR))
EXT :=
BUILD := .build
SOURCES := source source/tests
PACKAGES :=
CROSS :=
VERSION :=
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ASFLAGS :=
CFLAGS := -W -Wall -msse2 -g -O2
CXXFLAGS := -fno-rtti -fno-exceptions -fomit-frame-pointer
LDFLAGS :=
#---------------------------------------------------------------------------------
# any extra libraries we wish to link with the project
#---------------------------------------------------------------------------------
LIBS :=
#---------------------------------------------------------------------------------
# everything is automatic from here on
#---------------------------------------------------------------------------------
CFLAGS += $(INCLUDE) $(foreach pkg,$(PACKAGES),`pkg-config --cflags $(pkg)`)
LIBS += $(foreach pkg,$(PACKAGES),`pkg-config --libs $(pkg)`)
CXXFLAGS += $(CFLAGS)
LDFLAGS += $(CFLAGS)
export AS := $(CROSS)as$(VERSION)
export CC := $(CROSS)gcc$(VERSION)
export CXX := $(CROSS)g++$(VERSION)
#---------------------------------------------------------------------------------
%.o: %.cpp
@echo $(notdir $<)
$(CXX) -MMD -MP -MF $(DEPSDIR)/$*.d $(CXXFLAGS) -c $< -o $@
#---------------------------------------------------------------------------------
%.o: %.c
@echo $(notdir $<)
$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d $(CFLAGS) -c $< -o $@
#---------------------------------------------------------------------------------
%.o: %.s
@echo $(notdir $<)
$(AS) --MD $(DEPSDIR)/$*.d $(ASFLAGS) $< -o$@
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)$(EXT)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
ASFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
export LD := $(CC)
else
export LD := $(CXX)
endif
#---------------------------------------------------------------------------------
export OFILES := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
.PHONY: $(BUILD) clean all Makefile
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
$(RM) -rf $(BUILD) $(OUTPUT)
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main target
#---------------------------------------------------------------------------------
$(OUTPUT) : $(OFILES)
@echo linking...
@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
@$(CROSS)strip $@
@echo built $(notdir $@)
-include $(DEPENDS)
endif