makefile

cygwin下的包含各种c基本操作的demo程序

EXEC:=test
SUBDIR +=  april \
          april2 \
          link_list
#SUBDIR += april2
#OBJS: =$(patsubst %.c,%.o, $(SRCS) )          ERROR BECAUSE THE :????      
OBJS = $(patsubst %.c,%.o, $(SRCS) )
#OBJS += $(SUBDIR)/$(SUBDIR).a
OBJS += april/april.a
OBJS += april2/april2.a
OBJS += link_list/plinklist.a
SRCS:=$(wildcard *.c)
DEPS=$(patsubst %.c,%.d,$(SRCS))

HEADS = $(wildcard *.h)
#CC=gcc
#CFLAG += -g -O2 -Wall
#AR = ar
#ARFLAG = -r

#export CC CFLAG AR ARFLAG

all: $(SUBDIR) $(OBJS) $(EXEC) $(HEADS) 

.PHONY:$(SUBDIR)
$(SUBDIR):
	@for dir in $(SUBDIR); do make -C $$dir || exit 1;done    #NOTE:$$dir exit 1 means not countinue but error return
	#@for dir in $(SUBDIR); do $$OBJS=$$dir/$$dir.a ||exit 1;done  
  
%.o:%.c
	$(CC) $(CFLAG) -c $< 

depend dep:
	@for dir in $(SUBDIR);do make -C $$dir dep ;done

#.PHONY:$(EXEC)
$(EXEC):$(OBJS) 
	$(CC)	$(CFLAG)  -o $@ $(OBJS) 

#clean:
#	-rm  test *.exe *.o *.bak
#	@for dir in $(SUBDIR);do make -C $$dir clean;done
include Rules.make