diff options
Diffstat (limited to 'revision.c')
| -rw-r--r-- | revision.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/revision.c b/revision.c index c64bf68fa1..9e8f47a25d 100644 --- a/revision.c +++ b/revision.c @@ -2369,29 +2369,28 @@ static struct commit *get_revision_internal(struct rev_info *revs) } /* - * Now pick up what they want to give us + * If our max_count counter has reached zero, then we are done. We + * don't simply return NULL because we still might need to show + * boundary commits. But we want to avoid calling get_revision_1, which + * might do a considerable amount of work finding the next commit only + * for us to throw it away. + * + * If it is non-zero, then either we don't have a max_count at all + * (-1), or it is still counting, in which case we decrement. */ - c = get_revision_1(revs); - if (c) { - while (0 < revs->skip_count) { - revs->skip_count--; - c = get_revision_1(revs); - if (!c) - break; + if (revs->max_count) { + c = get_revision_1(revs); + if (c) { + while (0 < revs->skip_count) { + revs->skip_count--; + c = get_revision_1(revs); + if (!c) + break; + } } - } - /* - * Check the max_count. - */ - switch (revs->max_count) { - case -1: - break; - case 0: - c = NULL; - break; - default: - revs->max_count--; + if (revs->max_count > 0) + revs->max_count--; } if (c) |