On Wed, Aug 12, 2009 at 15:13 -0300, Leandro Lucarella wrote: > Paul Smith, el 12 de agosto a las 13:54 me escribiste: > > On Wed, 2009-08-12 at 14:21 -0300, Leandro Lucarella wrote: > > > I need to use .PHONY though, because the script should be executed always. > > > If I don't, make call the ./gen_file just the first time, and then it > > > never gets outdated in successive make calls. > > > > You can't use .PHONY or make will go into an infinite loop, because > > every time it starts it will build the out of date file, then re-exec, > > then build the out-of-date file again and re-exec, etc. etc. > > Just for the sake of curiosity: I doesn't go into an infinite loop. > I don't know exactly why, but it doesn't, and it doesn't emit an error or > warning either.
I had a situation where the command to generate the included file was faster than the filesystem timestamp precision. This practically limited the recursion to 1 or 2 steps. If I am right, adding a "sleep 1" into your gen_file command should cause an infinite loop. nikhil > > -- > Leandro Lucarella (luca) | Blog colectivo: http://www.mazziblog.com.ar/blog/ > ---------------------------------------------------------------------------- > GPG Key: 5F5A8D05 (F8CD F9A7 BF00 5431 4145 104C 949E BFB6 5F5A 8D05) > ---------------------------------------------------------------------------- > A heart that's full up like a landfill, > a job that slowly kills you, > bruises that won't heal. > > > > _______________________________________________ > Help-make mailing list > [email protected] > http://lists.gnu.org/mailman/listinfo/help-make _______________________________________________ Help-make mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-make
