makefile 编译指定目录
1 sub1=test1 2 sub2=test2 3 SUBDIRS = $(sub1) $(sub2) 4 .PHONY:default all clean $(SUBDIRS) sub1 sub2 5 default:all 6 7 all clean: 8 make $(SUBDIRS) TARGET=$@ 9 $(SUBDIRS): 10 make -C $@ $(TARGET) 11 sub1 sub2: 12 make $($@)
原文：http://www.cnblogs.com/catgatp/p/6534249.html