From 105e47339794ec2c862338d7a25df77b7d72385e Mon Sep 17 00:00:00 2001
From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 26 Jan 2010 13:48:28 -0800
Subject: Fix log -g this@{upstream}

It showed the correct objects but walked a wrong reflog.
Again, tests are from Jeff King.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/revision.c b/revision.c
index f54d43f..3ba6d99 100644
--- a/revision.c
+++ b/revision.c
@@ -134,10 +134,20 @@ static void add_pending_object_with_mode(struct rev_info *revs, struct object *o
 {
 	if (revs->no_walk && (obj->flags & UNINTERESTING))
 		revs->no_walk = 0;
-	if (revs->reflog_info && obj->type == OBJ_COMMIT &&
-			add_reflog_for_walk(revs->reflog_info,
-				(struct commit *)obj, name))
-		return;
+	if (revs->reflog_info && obj->type == OBJ_COMMIT) {
+		struct strbuf buf = STRBUF_INIT;
+		int len = interpret_branch_name(name, &buf);
+		int st;
+
+		if (0 < len && name[len] && buf.len)
+			strbuf_addstr(&buf, name + len);
+		st = add_reflog_for_walk(revs->reflog_info,
+					 (struct commit *)obj,
+					 buf.buf[0] ? buf.buf: name);
+		strbuf_release(&buf);
+		if (st)
+			return;
+	}
 	add_object_array_with_mode(obj, name, &revs->pending, mode);
 }
 
diff --git a/t/t1507-rev-parse-upstream.sh b/t/t1507-rev-parse-upstream.sh
index 95c9b09..8c8dfda 100755
--- a/t/t1507-rev-parse-upstream.sh
+++ b/t/t1507-rev-parse-upstream.sh
@@ -107,4 +107,33 @@ test_expect_success 'checkout other@{u}' '
 	test_cmp expect actual
 '
 
+cat >expect <<EOF
+commit 8f489d01d0cc65c3b0f09504ec50b5ed02a70bd5
+Reflog: master@{0} (C O Mitter <committer@example.com>)
+Reflog message: branch: Created from HEAD
+Author: A U Thor <author@example.com>
+Date:   Thu Apr 7 15:15:13 2005 -0700
+
+    3
+EOF
+test_expect_success 'log -g other@{u}' '
+	git log -1 -g other@{u} >actual &&
+	test_cmp expect actual
+'
+
+cat >expect <<EOF
+commit 8f489d01d0cc65c3b0f09504ec50b5ed02a70bd5
+Reflog: master@{Thu Apr 7 15:17:13 2005 -0700} (C O Mitter <committer@example.com>)
+Reflog message: branch: Created from HEAD
+Author: A U Thor <author@example.com>
+Date:   Thu Apr 7 15:15:13 2005 -0700
+
+    3
+EOF
+
+test_expect_success 'log -g other@{u}@{now}' '
+	git log -1 -g other@{u}@{now} >actual &&
+	test_cmp expect actual
+'
+
 test_done
-- 
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