threads / patch / 16117

patchupdate-ref --no-deref -d: handle the case when the pointed ref is packed

Subject: [PATCH] update-ref --no-deref -d: handle the case when the pointed ref is packed

## tl;dr

One message between Oct 31, 2008 and Oct 31, 2008. Diffs are folded; open one to read it.

replies: 0people: 1as markdown or json

Miklos Vajna· Oct 31, 2008, 23:25 UTC · lore

In this case we did nothing in the past, but we should delete the reference in fact.

The problem was that when the symref is not packed but the referenced ref is packed, then we assumed that the symref is packed as well, but symrefs are never packed.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
---
This applies on top of 'mv/maint-branch-m-symref' (fa58186).
 refs.c                |    2 +-
 t/t1400-update-ref.sh |   11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletions(-)
Show changes to 2 files +12 −1

refs.c, t/t1400-update-ref.sh

diff --git a/refs.c b/refs.c
index 8a38e08..0d239e1 100644
--- a/refs.c
+++ b/refs.c
@@ -920,7 +920,7 @@ int delete_ref(const char *refname, const unsigned char *sha1, int delopt)
 	lock = lock_ref_sha1_basic(refname, sha1, 0, &flag);
 	if (!lock)
 		return 1;
-	if (!(flag & REF_ISPACKED)) {
+	if (!(flag & REF_ISPACKED) || flag & REF_ISSYMREF) {
 		/* loose */
 		const char *path;
 
diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index 8139cd6..bd58926 100755
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -82,6 +82,17 @@ test_expect_success "delete symref without dereference" '
 '
 cp -f .git/HEAD.orig .git/HEAD
 
+test_expect_success "delete symref without dereference when the referred ref is packed" '
+	echo foo >foo.c &&
+	git add foo.c &&
+	git commit -m foo &&
+	git pack-refs --all &&
+	git update-ref --no-deref -d HEAD &&
+	! test -f .git/HEAD
+'
+cp -f .git/HEAD.orig .git/HEAD
+git update-ref -d $m
+
 test_expect_success '(not) create HEAD with old sha1' "
 	test_must_fail git update-ref HEAD $A $B
 "
-- 
1.6.0.2

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