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Fix read_mailmap to handle a caller uninterested in repo abbreviation 

The only such a caller builtin-blame.c would pass NULL as the place
where to store the abbreviation.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Alex Riesen 2007-05-01 00:26:36 +02:00 committed by Junio C Hamano
parent 600682aaa1
commit 8503ee4394
1 changed files with 3 additions and 0 deletions
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mailmap.c
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@ -17,6 +17,9 @@ int read_mailmap(struct path_list *map, const char *filename, char **repo_abbrev
int abblen = sizeof(abbrev) - 1;
int len = strlen(buffer);
if (!repo_abbrev)
continue;
if (len && buffer[len - 1] == '\n')
buffer[--len] = 0;
if (!strncmp(buffer, abbrev, abblen)) {