From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 29 Sep 2010 20:49:38 +0000 (-0700)
Subject: Merge branch 'jc/no-branch-name-with-dash-at-front'
X-Git-Tag: v1.7.4-rc0~200
X-Git-Url: https://www.git.lorimer.id.au/gitweb.git/diff_plain/08986dec702f76b50e885944c4cbbda5fcf5a193?hp=0ff4bdba32f2f372af8a738ff4e7beefc3c4bfe0

Merge branch 'jc/no-branch-name-with-dash-at-front'

* jc/no-branch-name-with-dash-at-front:
disallow branch names that start with a hyphen
---

diff --git a/strbuf.c b/strbuf.c
index bc3a0802ea..65b4cf4343 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -399,6 +399,8 @@ int strbuf_branchname(struct strbuf *sb, const char *name)
 int strbuf_check_branch_ref(struct strbuf *sb, const char *name)
 {
 	strbuf_branchname(sb, name);
+	if (name[0] == '-')
+		return CHECK_REF_FORMAT_ERROR;
 	strbuf_splice(sb, 0, 0, "refs/heads/", 11);
 	return check_ref_format(sb->buf);
 }