endef
%.tabgen.h: %.tab.h
- if [ ! -r $@ ] ; \
+ @if [ ! -r $(srcdir)/$@ ] ; \
then \
- touch $@; \
+ echo "Creating empty file for $@"; \
+ touch $(srcdir)/$@; \
fi
- if ! diff -q $< $@ > /dev/null; \
+ @if diff $< $(srcdir)/$@ > /dev/null 2>&1; \
then \
- rm $@; \
- cp $< $@; \
+ : ; \
+ else \
+ echo "Updating $@"; \
+ rm $(srcdir)/$@; \
+ cp $(srcdir)/$< $(srcdir)/$@; \
fi