From 85309744d6b3d836b1853b85236d4531acde21a4 Mon Sep 17 00:00:00 2001
From: Petr Skoda <skodak@moodle.org>
Date: Fri, 30 Oct 2009 12:46:16 +0000
Subject: [PATCH] MDL-20676 improved protocol specification in fatal error
 headers - credit goes to Martin Langhoff

---
 lib/outputrenderers.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/outputrenderers.php b/lib/outputrenderers.php
index 02e26589c1..84ac2dde2d 100644
--- a/lib/outputrenderers.php
+++ b/lib/outputrenderers.php
@@ -1928,7 +1928,11 @@ class moodle_core_renderer extends moodle_renderer_base {
             $output .= $this->opencontainers->pop_all_but_last();
         } else {
             // Header not yet printed
-            @header('HTTP/1.0 404 Not Found');
+            if (isset($_SERVER['SERVER_PROTOCOL'])) {
+				// server protocol should be always present, because this render
+				// can not be used from command line or when outputting custom XML
+                @header($_SERVER['SERVER_PROTOCOL'] . ' 404 Not Found');
+            }
             $this->page->set_title(get_string('error'));
             $output .= $this->header();
         }
-- 
2.39.5