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[PATCH v2 3/3] log: remove redundant check for merge commit

From
Martin von Zweigbergk <martin.von.zweigbergk@gmail.com>
Date
Jul 29, 2012, 23:25 UTC
Message-ID
<1343604336-7966-4-git-send-email-martin.von.zweigbergk@gmail.com>
In-Reply-To
<1343604336-7966-1-git-send-email-martin.von.zweigbergk@gmail.com>

While walking the revision list in get_patch_ids and cmd_cherry, we check for each commit if there is more than one parent and ignore the commit if that is the case. Instead, set rev_info.max_parents to 1 and let the revision traversal code handle it for us.

Signed-off-by: Martin von Zweigbergk <martin.von.zweigbergk@gmail.com>
---
 builtin/log.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/builtin/log.c b/builtin/log.c
index 8cea1e5..3423d11 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -718,6 +718,7 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
 
 	/* given a range a..b get all patch ids for b..a */
 	init_revisions(&check_rev, rev->prefix);
+	check_rev.max_parents = 1;
 	o1->flags ^= UNINTERESTING;
 	o2->flags ^= UNINTERESTING;
 	add_pending_object(&check_rev, o1, "o1");
@@ -726,10 +727,6 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
 		die(_("revision walk setup failed"));
 
 	while ((commit = get_revision(&check_rev)) != NULL) {
-		/* ignore merges */
-		if (commit->parents && commit->parents->next)
-			continue;
-
 		add_commit_patch_id(commit, ids);
 	}
 
@@ -1508,6 +1505,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
 	}
 
 	init_revisions(&revs, prefix);
+	revs.max_parents = 1;
 
 	if (add_pending_commit(head, &revs, 0))
 		die(_("Unknown commit %s"), head);
@@ -1530,10 +1528,6 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
 	if (prepare_revision_walk(&revs))
 		die(_("revision walk setup failed"));
 	while ((commit = get_revision(&revs)) != NULL) {
-		/* ignore merges */
-		if (commit->parents && commit->parents->next)
-			continue;
-
 		commit_list_insert(commit, &list);
 	}
 
-- 
1.7.11.1.104.ge7b44f1
Previous: Martin von Zweigbergk
Message 4 of 4 in “Small log simplifications”
  1. 0/3 Small log simplificationsMartin von Zweigbergk, Jul 29, 2012
  2. 1/3 remove unnecessary parameter from get_patch_ids()Martin von Zweigbergk, Jul 29, 2012
  3. 2/3 cherry: don't set ignored rev_info optionsMartin von Zweigbergk, Jul 29, 2012
  4. 3/3 log: remove redundant check for merge commitMartin von Zweigbergk, Jul 29, 2012

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