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| author |  Junio C Hamano <gitster@pobox.com> | 2011-03-19 21:46:06 -0700 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2011-03-19 21:46:24 -0700 |
| commit | 958bf6b768aa10fa3985886d312bd0365dee7677 (patch) | |
| tree | bae8ecc99a6a2bd3a3d02923067750cb0afb72db /Documentation | |
| parent | docs: fix grammar in gitattributes.txt (diff) | |
| download | tgif-958bf6b768aa10fa3985886d312bd0365dee7677.tar.xz | |
bisect: explain the rationale behind 125
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/git-bisect.txt | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/git-bisect.txt b/Documentation/git-bisect.txt index c39d957c3a..1701e42e4a 100644 --- a/Documentation/git-bisect.txt +++ b/Documentation/git-bisect.txt @@ -241,7 +241,12 @@ exit(3) manual page), as the value is chopped with "& 0377". The special exit code 125 should be used when the current source code cannot be tested. If the script exits with this code, the current -revision will be skipped (see `git bisect skip` above). +revision will be skipped (see `git bisect skip` above). 125 was chosen +as the highest sensible value to use for this purpose, because 126 and 127 +are used by POSIX shells to signal specific error status (127 is for +command not found, 126 is for command found but not executable---these +details do not matter, as they are normal errors in the script, as far as +"bisect run" is concerned). You may often find that during a bisect session you want to have temporary modifications (e.g. s/#define DEBUG 0/#define DEBUG 1/ in a |