I just happened to debug a makefile by adding a 'ulimit -a' command to a recipe, and was surprised to see it fail. :-)
So I went through the list of builtins from other shells in job.c and came up with this patch that I think you need for a bit more safety on unixy shells. Thanks for maintaining GNU make, Ralf 2009-07-29 Ralf Wildenhues <ralf.wildenh...@gmx.de> * job.c (construct_command_argv_internal): Add "ulimit" and "unset" to the sh_cmds for Unixy shells. Index: job.c =================================================================== RCS file: /cvsroot/make/make/job.c,v retrieving revision 1.193 diff -u -r1.193 job.c --- job.c 9 Jun 2009 15:35:38 -0000 1.193 +++ job.c 29 Jul 2009 18:06:38 -0000 @@ -2327,7 +2327,7 @@ "eval", "exec", "exit", "export", "for", "if", "login", "logout", "read", "readonly", "set", "shift", "switch", "test", "times", "trap", - "umask", "wait", "while", 0 }; + "ulimit", "umask", "unset", "wait", "while", 0 }; # ifdef HAVE_DOS_PATHS /* This is required if the MSYS/Cygwin ports (which do not define WINDOWS32) are compiled with HAVE_DOS_PATHS defined, which uses _______________________________________________ Bug-make mailing list Bug-make@gnu.org http://lists.gnu.org/mailman/listinfo/bug-make