Automatically generate dependencies. This will tell the make file that cyclictest is dependent on rt_numa.h for example, and that if a change is made there, then cyclictest needs to be remade. Signed-off-by: John Kacur <jkacur@xxxxxxxxxx> --- Makefile | 20 ++++++++++++++++---- 1 files changed, 16 insertions(+), 4 deletions(-) diff --git a/Makefile b/Makefile index 6156c03..4be0838 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,10 @@ VERSION_STRING = 0.63 -TARGETS = cyclictest signaltest pi_stress \ - rt-migrate-test ptsematest sigwaittest svsematest \ - sendme pip +sources = cyclictest.c signaltest.c pi_stress.c rt-migrate-test.c \ + ptsematest.c sigwaittest.c svsematest.c sendme.c pip.c + +TARGETS = $(sources:.c=) + LIBS = -lrt -lpthread EXTRA_LIBS ?= -ldl # for get_cpu DESTDIR ?= @@ -39,9 +41,19 @@ VPATH += src/lib %.o: %.c $(CC) -D VERSION_STRING=$(VERSION_STRING) -c $< $(CFLAGS) +# Pattern rule to generate dependency files from .c files +%.d: %.c + @set -e; rm -f $@; \ + $(CC) -MM $(CFLAGS) $< > $@.$$$$; \ + sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \ + rm -f $@.$$$$ + .PHONY: all all: $(TARGETS) hwlatdetect +# Include dependency files, automatically generate them if needed. +-include $(sources:.c=.d) + cyclictest: cyclictest.o rt-utils.o $(CC) $(CFLAGS) -o $@ $^ $(LIBS) $(NUMA_LIBS) @@ -73,7 +85,7 @@ sendme: sendme.o rt-utils.o rt-get_cpu.o pip: pip.o error.o rt-utils.o $(CC) $(CFLAGS) -o $@ $^ $(LIBS) -CLEANUP = $(TARGETS) *.o .depend *.*~ *.orig *.rej rt-tests.spec +CLEANUP = $(TARGETS) *.o .depend *.*~ *.orig *.rej rt-tests.spec *.d CLEANUP += $(if $(wildcard .git), ChangeLog) .PHONY: clean -- 1.6.6 -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
