describe: omit clearing marks on the last one.

When describing more than one, we need to clear the commit marks
before handling the next one, but most of the time we are
running it for only one commit, and in such a case this clearing
phase is totally unnecessary.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-01-15 22:15:37 -08:00
parent 7cb038a692
commit 181dc77695
2 changed files with 8 additions and 5 deletions

View File

@ -359,8 +359,10 @@ void clear_commit_marks(struct commit *commit, unsigned int mark)
parents = commit->parents;
commit->object.flags &= ~mark;
while (parents) {
if (parents->item && parents->item->object.parsed)
clear_commit_marks(parents->item, mark);
struct commit *parent = parents->item;
if (parent && parent->object.parsed &&
(parent->object.flags & mark))
clear_commit_marks(parent, mark);
parents = parents->next;
}
}

View File

@ -98,7 +98,7 @@ static int compare_names(const void *_a, const void *_b)
return (a_date > b_date) ? -1 : (a_date == b_date) ? 0 : 1;
}
static void describe(struct commit *cmit)
static void describe(struct commit *cmit, int last_one)
{
struct commit_list *list;
static int initialized = 0;
@ -124,6 +124,7 @@ static void describe(struct commit *cmit)
if (n) {
printf("%s-g%s\n", n->path,
find_unique_abbrev(cmit->object.sha1, abbrev));
if (!last_one)
clear_commit_marks(cmit, SEEN);
return;
}
@ -159,7 +160,7 @@ int main(int argc, char **argv)
cmit = lookup_commit_reference(sha1);
if (!cmit)
usage(describe_usage);
describe(cmit);
describe(cmit, i == argc - 1);
}
return 0;
}