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| author | Jeff King <peff@peff.net> | |
| Wed, 30 Dec 2009 10:55:36 +0000 (05:55 -0500) | ||
| committer | Junio C Hamano <gitster@pobox.com> | |
| Wed, 6 Jan 2010 07:41:50 +0000 (23:41 -0800) | ||
| commit | f445644fd28d31a828731a618e9a9c79be89efd2 | |
| tree | 19f58a2063483bbe12e84f606145f267fa5b2a40 | tree | snapshot |
| parent | ac0ba18df0c58decfb128336bab51a172c77abc0 | commit | diff |
run-command: optimize out useless shell calls
If there are no metacharacters in the program to be run, we
can just skip running the shell entirely and directly exec
the program.
The metacharacter test is pulled verbatim from
launch_editor, which already implements this optimization.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
If there are no metacharacters in the program to be run, we
can just skip running the shell entirely and directly exec
the program.
The metacharacter test is pulled verbatim from
launch_editor, which already implements this optimization.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
| run-command.c | diff | blob | history |