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Last active January 23, 2017 02:29
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makefile header dependency target
Raw
Makefile
SRCS = a.c
depend: .depend
.depend: $(SRCS)
rm -f ./.depend
$(CC) $(CFLAGS) -MM $^ -MF ./.depend;
include .depend
# -MM outputs source file header dependecies, excluding system headers;
# the output syntax is the preprocessor syntax that make can use to define
# all source file dependencies, and that is why it's included at the end
# -MF specifies the file to output to when used with -MM
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