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authorDavid Aguilar <davvid@gmail.com>2013-04-16 13:33:25 -0700
committerJunio C Hamano <gitster@pobox.com>2013-04-16 15:01:30 -0700
commitf2de0b97935da2ba3ccb627457e5fa3fc4e11287 (patch)
tree4b3a0368bf75d780f45080b0f6bd27c48b04235e /help.c
parenta46221e9adcf3deb88c4fc904859205bf87f784c (diff)
downloadgit-f2de0b97935da2ba3ccb627457e5fa3fc4e11287.tar.gz
help.c: add a compatibility comment to cmd_version()
External projects have been known to parse the output of "git version". Help prevent future authors from changing its format by adding a comment to its implementation. Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'help.c')
-rw-r--r--help.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/help.c b/help.c
index 1dfa0b0582..02ba043319 100644
--- a/help.c
+++ b/help.c
@@ -397,6 +397,10 @@ const char *help_unknown_cmd(const char *cmd)
int cmd_version(int argc, const char **argv, const char *prefix)
{
+ /*
+ * The format of this string should be kept stable for compatibility
+ * with external projects that rely on the output of "git version".
+ */
printf("git version %s\n", git_version_string);
return 0;
}