> This example is certainly simple, thanks. > > The Makefile isn't telling make that the rule for making c from d will > also update b. Make caches modification times and doesn't know to > invalidate its cache of b's time.
Thank you for the information. So I think it is Makefile.in from GNU Automake that need modified for the expected behavior. I'll write to Automake's mailing list. Regards, Guanpeng Xu _________________________________________________________________ Invite your mail contacts to join your friends list with Windows Live Spaces. It's easy! http://spaces.live.com/spacesapi.aspx?wx_action=create&wx_url=/friends.aspx&mkt=en-us _______________________________________________ Bug-make mailing list Bug-make@gnu.org http://lists.gnu.org/mailman/listinfo/bug-make