Makefile模板

CC = gcc
LD = gcc

CFLAGS  = -Wall -c
LDFLAGS =

SRC_DIRS = src test
INC_DIRS = inc
OBJ_DIR = obj
OUT_DIR = out

SRCS = $(foreach DIR, ${SRC_DIRS}, $(wildcard ${DIR}/*.c))
INCS = $(addprefix -I, ${INC_DIRS})
OBJS = $(patsubst %.c, ${OBJ_DIR}/%.o, ${SRCS})
DEPS = $(patsubst ${OBJ_DIR}/%.o, ${OBJ_DIR}/%.dep, ${OBJS})

VPATH = ${SRC_DIRS}

OUT  = ${OUT_DIR}/mk_test

.PHONY: all clean run

all: ${OUT}

${OUT}: ${OBJS}
        ${LD} ${LDFLAGS} -o $@ ${OBJS}

${OBJ_DIR}/%.o: %.c
        $(shell if test ! -d $(dir $@); then mkdir -p $(dir $@); fi)
        ${CC} ${CFLAGS} ${INCS} -MMD -MP -MF$(@:%.o=%.dep) -MT$@ -o $@ $<

clean:
        rm -f ${OUT} ${OBJS} ${DEPS}

run:
        @${OUT}

-include ${DEPS}