| C_SOURCES := main.c |
| |
| # Make an archive that has two object files with the same name, but |
| # different timestamps. Do it all in one rule so that the timestamps |
| # can be controlled without confusing Make. |
| libfoo.a: a.c sub1/a.c |
| $(CC) $(CFLAGS) -c $(<D)/a.c -o a.o |
| mkdir -p sub1 |
| $(CC) $(CFLAGS) -c $(<D)/sub1/a.c -o sub1/a.o |
| touch -t '198001010000.00' a.o |
| touch -t '198001010000.01' sub1/a.o |
| $(AR) $(ARFLAGS) $@ a.o sub1/a.o |
| rm a.o sub1/a.o |
| |
| include Makefile.rules |
| |
| # Needs to come after include |
| OBJECTS += libfoo.a |
| $(EXE) : libfoo.a |
| .DEFAULT_GOAL := $(EXE) |
