Fix #41454: highlight memcache session handler

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@238380 c90b9560-bf6c-de11-be94-00142212c4b1

reference/memcache/constants.xml

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <section xml:id='memcache.constants' xmlns="http://docbook.org/ns/docbook">
  &reftitle.constants;
  <table>
-  <title>MemCache Constants</title>
+  <title>Memcache Constants</title>
    <tgroup cols='2'>
     <thead>
      <row>
@@ -24,6 +24,15 @@
        <function>Memcache::replace</function>.
       </entry>
      </row>
+     <row>
+      <entry>
+       <constant xml:id='constantmemcache-have-session'>MEMCACHE_HAVE_SESSION</constant>
+       (<type>integer</type>)
+      </entry>
+      <entry>
+       1 if this Memcache session handler is available, 0 otherwise.
+      </entry>
+     </row>
     </tbody>
    </tgroup>
   </table>

reference/memcache/reference.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <!-- Purpose: remote.other -->
 <!-- Membership: pecl, external -->
 
@@ -15,6 +15,10 @@
      to memcached, highly effective caching daemon, which was especially
      designed to decrease database load in dynamic web applications.
     </para>
+    <para>
+     The Memcache module also provides a <link 
+     linkend="ref.session">session</link> handler (<literal>memcache</literal>).
+    </para>
     <para>
      More information about memcached can be found at <link
      xlink:href="&url.memcache;">&url.memcache;</link>.
@@ -51,6 +55,12 @@
     <para>
      <example>
       <title>memcache extension overview example</title>
+      <para>
+       In this example, an object is being saved in the cache and then
+       retrieved back. Object and other non-scalar types are serialized
+       before saving, so it's impossible to store resources (i.e. connection
+       identifiers and others) in the cache.
+      </para>
       <programlisting role="php">
 <![CDATA[
 <?php
@@ -79,10 +89,20 @@ var_dump($get_result);
      </example>
     </para>
     <para>
-     In the above example, an object is being saved in the cache and then
-     retrieved back. Object and other non-scalar types are serialized before 
-     saving, so it's impossible to store resources (i.e. connection identifiers
-     and others) in the cache.
+     <example>
+      <title>Using memcache session handler</title>
+      <programlisting role="php">
+<![CDATA[
+<?php
+
+$session_save_path = "tcp://$host:$port?persistent=1&weight=2&timeout=2&retry_interval=10,  ,tcp://$host:$port  ";
+ini_set('session.save_handler', 'memcache');
+ini_set('session.save_path', $session_save_path);
+
+?>
+]]>
+      </programlisting>
+     </example>
     </para>
    </section>