From c23909315f3985bf57d04580827e2f0c165c6d5c Mon Sep 17 00:00:00 2001
From: Daniel Gruno <humbedooh@apache.org>
Date: Thu, 26 Apr 2012 17:49:39 +0000
Subject: [PATCH] Prevent infinite looping in case of borked spans or code.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1330992 13f79535-47bb-0310-9956-ffa450edef68
---
 docs/manual/style/scripts/prettify.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/manual/style/scripts/prettify.js b/docs/manual/style/scripts/prettify.js
index bf2cbdb9f0..1a61d9cfb6 100644
--- a/docs/manual/style/scripts/prettify.js
+++ b/docs/manual/style/scripts/prettify.js
@@ -1135,7 +1135,10 @@ var REGEXP_PRECEDER_PATTERN = '(?:^^\\.?|[+-]|[!=]=?=?|\\#|%=?|&&?=?|\\(|\\*=?|[
     }
     try {
       var decoration = null;
+      var X = 0;
       while (spanIndex < nSpans) {
+        X = X + 1;
+        if (X > 1000) { break; }
         var spanStart = spans[spanIndex];
         var spanEnd = spans[spanIndex + 2] || sourceLength;
   
-- 
2.40.0