On Fri, Jun 25, 2010 at 11:44 PM, Vitaly Grechko <invalid.nore...@gnu.org> wrote: > Follow-up Comment #2, bug #29757 (project make): > Sorry. You were right. But this is not convenient to have just one way to > append to a variable. Note that at least 2 *makes have :+= operator: dmake and > fastmake. I guess GNU make could think about it.
Beware: even plain ":=" isn't implemented the same everywhere, even if you ignore the appending issue. I've seen at least one version where ":=" means "expand the right-hand side immediately, and then otherwise act like '='", with the result that the right-hand side is expanded *twice*. Philip Guenther _______________________________________________ Bug-make mailing list Bug-make@gnu.org http://lists.gnu.org/mailman/listinfo/bug-make
