makefile

来自「GNU MAKE 书籍相关的源代码下载SourceCode」· 代码 · 共 27 行

lib_codec    := libcodec.a
sources      := codec.c
objects      := $(subst .c,.o,$(sources))
dependencies := $(subst .c,.d,$(sources))

include_dirs := .. ../../include
CPPFLAGS     += $(addprefix -I ,$(include_dirs))
vpath %.h $(include_dirs)

all: $(lib_codec)

$(lib_codec): $(objects)
	$(AR) $(ARFLAGS) $@ $^

.PHONY: clean
clean:
	$(RM) $(lib_codec) $(objects) $(dependencies)

ifneq "$(MAKECMDGOALS)" "clean"
  include $(dependencies)
endif

%.d: %.c
	$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -M $< |	\
	sed 's,\($*\.o\) *:,\1 $@: ,' > $@.tmp
	mv $@.tmp $@