[PATCH 3/3] Fix git update-ref --no-deref -d.

[Miklos Vajna <vmiklos@frugalware.org>]

Till now --no-deref was just ignored when deleting refs, fix this.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
---
 builtin-update-ref.c  |    8 +++++---
 t/t1400-update-ref.sh |    7 +++++++
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/builtin-update-ref.c b/builtin-update-ref.c
index d8f3142..378dc1b 100644
--- a/builtin-update-ref.c
+++ b/builtin-update-ref.c
@@ -13,7 +13,7 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix)
 {
 	const char *refname, *oldval, *msg=NULL;
 	unsigned char sha1[20], oldsha1[20];
-	int delete = 0, no_deref = 0;
+	int delete = 0, no_deref = 0, flags = 0;
 	struct option options[] = {
 		OPT_STRING( 'm', NULL, &msg, "reason", "reason of the update"),
 		OPT_BOOLEAN('d', NULL, &delete, "deletes the reference"),
@@ -47,9 +47,11 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix)
 	if (oldval && *oldval && get_sha1(oldval, oldsha1))
 		die("%s: not a valid old SHA1", oldval);
 
+	if (no_deref)
+		flags = REF_NODEREF;
 	if (delete)
-		return delete_ref(refname, oldval ? oldsha1 : NULL, 0);
+		return delete_ref(refname, oldval ? oldsha1 : NULL, flags);
 	else
 		return update_ref(msg, refname, sha1, oldval ? oldsha1 : NULL,
-				  no_deref ? REF_NODEREF : 0, DIE_ON_ERR);
+				  flags, DIE_ON_ERR);
 }
diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index 04c2b16..8139cd6 100755
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -75,6 +75,13 @@ test_expect_success "delete $m (by HEAD)" '
 '
 rm -f .git/$m
 
+cp -f .git/HEAD .git/HEAD.orig
+test_expect_success "delete symref without dereference" '
+	git update-ref --no-deref -d HEAD &&
+	! test -f .git/HEAD
+'
+cp -f .git/HEAD.orig .git/HEAD
+
 test_expect_success '(not) create HEAD with old sha1' "
 	test_must_fail git update-ref HEAD $A $B
 "
-- 
1.6.0.2