File docbook-xsl-non-recursive_string_subst.patch of Package docbook-xsl

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File docbook-xsl-non-recursive_string_subst.patch of Package docbook-xsl (Revision a510a10efd0f3ad4e34f838a9d1a886b)

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Description: use EXSLT "replace" function when available
 A recursive implementation  of string.subst is problematic,
 long strings with many matches will cause stack overflows.
Author: Peter De Wachter <pdewacht@gmail.com>
Bug-Debian: https://bugs.debian.org/750593

Index: docbook-xsl-1.79.2/lib/lib.xsl
===================================================================
--- docbook-xsl-1.79.2.orig/lib/lib.xsl
+++ docbook-xsl-1.79.2/lib/lib.xsl
@@ -6,7 +6,11 @@
 
      This module implements DTD-independent functions
 
-     ******************************************************************** --><xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+     ******************************************************************** -->
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:str="http://exslt.org/strings"
+                exclude-result-prefixes="str"
+                version="1.0">
 
 <xsl:template name="dot.count">
   
@@ -52,6 +56,9 @@
   <xsl:param name="replacement"/>
 
   <xsl:choose>
+    <xsl:when test="function-available('str:replace')">
+      <xsl:value-of select="str:replace($string, string($target), string($replacement))"/>
+    </xsl:when>
     <xsl:when test="contains($string, $target)">
       <xsl:variable name="rest">
         <xsl:call-template name="string.subst">

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File docbook-xsl-non-recursive_string_subst.patch of Package docbook-xsl (Revision a510a10efd0f3ad4e34f838a9d1a886b)

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