document the recent mod_include changes

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@101132 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/mod/mod_include.html.en

@@ -158,10 +158,15 @@
       valid attributes are:</p>
 
       <dl>
+      <dt><code>echomsg</code> (<em>Apache 2.1 and later</em>)</dt>
+      <dd>The value is a message that is sent back to the
+      client if the <code><a href="#element.echo">echo</a></code> element
+      attempts to echo an undefined variable. This overrides any <code class="directive"><a href="#ssiundefinedecho">SSIUndefinedEcho</a></code> directives.</dd>
+
       <dt><code>errmsg</code></dt>
       <dd>The value is a message that is sent back to the
       client if an error occurs while parsing the
-      document.</dd>
+      document. This overrides any <code class="directive"><a href="#ssierrormsg">SSIErrorMsg</a></code> directives.</dd>
 
       <dt><code>sizefmt</code></dt>
       <dd>The value sets the format to be used which displaying
@@ -732,7 +737,8 @@ displayed</td></tr>
 <tr><th><a href="directive-dict.html#Description">Description:</a></th><td>String displayed when an unset variable is echoed</td></tr>
 <tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>SSIUndefinedEcho <var>string</var></code></td></tr>
 <tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>SSIUndefinedEcho "(none)"</code></td></tr>
-<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host</td></tr>
+<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr>
+<tr><th><a href="directive-dict.html#Override">Override:</a></th><td>All</td></tr>
 <tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Base</td></tr>
 <tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_include</td></tr>
 <tr><th><a href="directive-dict.html#Compatibility">Compatibility:</a></th><td>Available in version 2.0.34 and later.</td></tr>

docs/manual/mod/mod_include.xml

@@ -120,10 +120,17 @@
       valid attributes are:</p>
 
       <dl>
+      <dt><code>echomsg</code> (<em>Apache 2.1 and later</em>)</dt>
+      <dd>The value is a message that is sent back to the
+      client if the <code><a href="#element.echo">echo</a></code> element
+      attempts to echo an undefined variable. This overrides any <directive
+      module="mod_include">SSIUndefinedEcho</directive> directives.</dd>
+
       <dt><code>errmsg</code></dt>
       <dd>The value is a message that is sent back to the
       client if an error occurs while parsing the
-      document.</dd>
+      document. This overrides any <directive
+      module="mod_include">SSIErrorMsg</directive> directives.</dd>
 
       <dt><code>sizefmt</code></dt>
       <dd>The value sets the format to be used which displaying
@@ -610,7 +617,8 @@
 <syntax>SSIUndefinedEcho <var>string</var></syntax>
 <default>SSIUndefinedEcho &quot;(none)&quot;</default>
 <contextlist><context>server config</context><context>virtual host</context>
-</contextlist>
+<context>directory</context><context>.htaccess</context></contextlist>
+<override>All</override>
 <compatibility>Available in version 2.0.34 and later.</compatibility>
 
 <usage>

docs/manual/mod/quickreference.html.de

@@ -624,7 +624,7 @@ error</td></tr>
 <tr><td><a href="mod_include.html#ssistarttag">SSIStartTag <var>tag</var></a></td><td> "&lt;!--#" </td><td>sv</td><td>B</td></tr><tr><td class="descr" colspan="4">String that starts an include element</td></tr>
 <tr class="odd"><td><a href="mod_include.html#ssitimeformat">SSITimeFormat <var>formatstring</var></a></td><td> "%A, %d-%b-%Y %H:%M +</td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Configures the format in which date strings are
 displayed</td></tr>
-<tr><td><a href="mod_include.html#ssiundefinedecho">SSIUndefinedEcho <var>string</var></a></td><td> "(none)" </td><td>sv</td><td>B</td></tr><tr><td class="descr" colspan="4">String displayed when an unset variable is echoed</td></tr>
+<tr><td><a href="mod_include.html#ssiundefinedecho">SSIUndefinedEcho <var>string</var></a></td><td> "(none)" </td><td>svdh</td><td>B</td></tr><tr><td class="descr" colspan="4">String displayed when an unset variable is echoed</td></tr>
 <tr class="odd"><td><a href="mod_ssl.html#sslcacertificatefile">SSLCACertificateFile <em>file-path</em></a></td><td /><td>sv</td><td>E</td></tr><tr class="odd"><td class="descr" colspan="4">File of concatenated PEM-encoded CA Certificates 
 for Client Auth</td></tr>
 <tr><td><a href="mod_ssl.html#sslcacertificatepath">SSLCACertificatePath <em>directory-path</em></a></td><td /><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Directory of PEM-encoded CA Certificates for 

docs/manual/mod/quickreference.html.en

@@ -609,7 +609,7 @@ error</td></tr>
 <tr><td><a href="mod_include.html#ssistarttag">SSIStartTag <var>tag</var></a></td><td> "&lt;!--#" </td><td>sv</td><td>B</td></tr><tr><td class="descr" colspan="4">String that starts an include element</td></tr>
 <tr class="odd"><td><a href="mod_include.html#ssitimeformat">SSITimeFormat <var>formatstring</var></a></td><td> "%A, %d-%b-%Y %H:%M +</td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Configures the format in which date strings are
 displayed</td></tr>
-<tr><td><a href="mod_include.html#ssiundefinedecho">SSIUndefinedEcho <var>string</var></a></td><td> "(none)" </td><td>sv</td><td>B</td></tr><tr><td class="descr" colspan="4">String displayed when an unset variable is echoed</td></tr>
+<tr><td><a href="mod_include.html#ssiundefinedecho">SSIUndefinedEcho <var>string</var></a></td><td> "(none)" </td><td>svdh</td><td>B</td></tr><tr><td class="descr" colspan="4">String displayed when an unset variable is echoed</td></tr>
 <tr class="odd"><td><a href="mod_ssl.html#sslcacertificatefile">SSLCACertificateFile <em>file-path</em></a></td><td /><td>sv</td><td>E</td></tr><tr class="odd"><td class="descr" colspan="4">File of concatenated PEM-encoded CA Certificates 
 for Client Auth</td></tr>
 <tr><td><a href="mod_ssl.html#sslcacertificatepath">SSLCACertificatePath <em>directory-path</em></a></td><td /><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Directory of PEM-encoded CA Certificates for