From c9c0bbb448a500bdc5e15b79d80b18a24c3fb121 Mon Sep 17 00:00:00 2001
From: Nick Kew <niq@apache.org>
Date: Mon, 25 Dec 2006 17:40:10 +0000
Subject: [PATCH] PR#36609 - permit % as the last character of a Header value

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@490156 13f79535-47bb-0310-9956-ffa450edef68
---
 modules/metadata/mod_headers.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/metadata/mod_headers.c b/modules/metadata/mod_headers.c
index 34174a1809..c7b2fc5d34 100644
--- a/modules/metadata/mod_headers.c
+++ b/modules/metadata/mod_headers.c
@@ -305,8 +305,8 @@ static char *parse_format_tag(apr_pool_t *p, format_tag *tag, const char **sa)
     }
     s++; /* skip the % */
 
-    /* Pass through %% as % */
-    if (*s == '%') {
+    /* Pass through %% or % at end of string as % */
+    if ((*s == '%') || (*s == '\0')) {
         tag->func = constant_item;
         tag->arg = "%";
         *sa = ++s;
-- 
2.40.0