makefile 单文件夹模版

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.PHONY:all clean

MKDIR = mkdir

RM = rm

RMFLAGS = -rf

CC = gcc

DIR_OBJS = objs

DIR_EXES = exes

DIR_DEPS = deps

DIRS = $(DIR_OBJS) $(DIR_EXES) $(DIR_DEPS)

EXE = exe

EXE := $(addprefix $(DIR_EXES)/,$(EXE))

SRCS = $(wildcard *.c)

OBJS = $(SRCS:.c=.o)

OBJS := $(addprefix $(DIR_OBJS)/,$(OBJS))

DEPS = $(SRCS:.c=.dep)

DEPS := $(addprefix $(DIR_DEPS)/, $(DEPS))

all: $(EXE)

ifneq ($(MAKECMDGOALS),clean)

-include $(DEPS)

endif

$(DIRS):

$(MKDIR) $@

$(EXE):$(DIR_EXES) $(OBJS)

$(CC) -o $@ $(filter %.o,$^)

$(DIR_OBJS)/%.o: $(DIR_OBJS) %.c

$(CC) -o $@ -c $(filter %.c,$^)

$(DIR_DEPS)/%.dep: $(DIR_DEPS) %.c

@echo "making $@..."

@set -e; \

$(RM) $(RMFLAGS) $@.tmp; \

$(CC) -E -MM $(filter %.c,$^) > $@.tmp; \

sed 's,$.*$\.o[:]*,objs/\1.o $@:,g' < $@.tmp > $@; \

$(RM) $(RMFLAGS) $@.tmp

clean:

$(RM) $(RMFLAGS) $(DIRS)

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