<code>--enable-<var>foo</var></code> even if <var>foo</var> doesn't
exist, so you need to type carefully.
</div>
-
- <h4><a name="modules" id="modules">Enable or disable discrete modules</a></h4>
+
+ <h4><a name="enabledmodules" id="enabledmodules">Modules enabled by default</a></h4>
<p>Some modules are compiled by default and have to be disabled
- explicitly while other modules have to be enabled explicitly or by
- using the keywords <code>most</code> or <code>all</code> (see
- <code>--enable-mods-shared</code> below for further explanation) to be
- available. Therefore use the options below.</p>
-
+ explicitly. Use the following options to remove discrete modules from
+ the compilation process.</p>
+
<dl>
<dt><code>--disable-actions</code></dt>
<dd>Disable action triggering on requests, which is provided by
<code class="module"><a href="../mod/mod_actions.html">mod_actions</a></code>.</dd>
<dt><code>--disable-alias</code></dt>
- <dd>Disable the mapping of requests to different parts of the filesystem,
- which is provided by <code class="module"><a href="../mod/mod_alias.html">mod_alias</a></code>.</dd>
+ <dd>Disable the mapping of requests to different parts of the
+
filesystem, which is provided by <code class="module"><a href="../mod/mod_alias.html">mod_alias</a></code>.</dd>
<dt><code>--disable-asis</code></dt>
<dd>Disable support for as-is filetypes, which is provided by
<dt><code>--disable-auth</code></dt>
<dd>Disable user-based access control provided by
- <code class="module"><a href="../mod/mod_auth.html">mod_auth</a></code>.</dd>
+ <code class="module"><a href="../mod/mod_auth.html">mod_auth</a></code>. This module provides for HTTP Basic
+ Authentication, where the usernames and passwords are stored in
+ plain text files.</dd>
<dt><code>--disable-autoindex</code></dt>
<dd>Disable the directory listing functionality provided by
<code class="module"><a href="../mod/mod_access.html">mod_access</a></code>.</dd>
<dt><code>--disable-cgi</code></dt>
- <dd><code class="module"><a href="../mod/mod_cgi.html">mod_cgi</a></code>, which provides support for CGI scripts, is
- enabled by default when using a non-threaded MPM. Use this option to
- disable CGI support.</dd>
-
+ <dd><code class="module"><a href="../mod/mod_cgi.html">mod_cgi</a></code>, which provides support for CGI scripts,
+ is enabled by default when using a non-threaded MPM. Use this
+ option to disable CGI support.</dd>
+
<dt><code>--disable-cgid</code></dt>
<dd>When using the threaded MPMs <code class="module"><a href="../mod/worker.html">worker</a></code> or
<code class="module"><a href="../mod/perchild.html">perchild</a></code> support for CGI scripts is provided by
- <code class="module"><a href="../mod/mod_cgid.html">mod_cgid</a></code> by default. To disable CGI support use this
- option.</dd>
+ <code class="module"><a href="../mod/mod_cgid.html">mod_cgid</a></code> by default. To disable CGI support use
+ this option.</dd>
<dt><code>--disable-charset-lite</code></dt>
<dd>Disable character set translation provided by
<dt><code>--disable-http</code></dt>
- <dd>Disable the HTTP protocol handling. The <code>http</code> module is
- a basic one, enabling the server to function as an HTTP server. It is
- only useful to disable it if you want to use another protocol module
- instead. <strong>Don't disable this module unless you are really sure
- what you are doing.</strong><br />
- Note: This module will always be linked statically.</dd>
+ <dd>Disable the HTTP protocol handling. The <code>http</code>
+ module is a basic one, enabling the server to function as an
+ HTTP server. It is only useful to disable it if you want to use
+ another protocol module instead. <strong>Don't disable this
+ module unless you are really sure what you are doing.</strong>
+ <br />
+ Note: This module will always be linked statically.</dd>
<dt><code>--disable-imap</code></dt>
<dd>Disable support for server based imagemaps, which provided by
<dt><code>--disable-log-config</code></dt>
<dd>Disable the logging configuration provided by
- <code class="module"><a href="../mod/mod_log_config.html">mod_log_config</a></code>.</dd>
+ <code class="module"><a href="../mod/mod_log_config.html">mod_log_config</a></code>. You won't be able to log requests
+ to the server without this module.</dd>
<dt><code>--disable-mime</code></dt>
- <dd>Disable the mapping of file-extensions to MIME, which is provided by
- <code class="module"><a href="../mod/mod_mime.html">mod_mime</a></code>.</dd>
+ <dd><code class="module"><a href="../mod/mod_mime.html">mod_mime</a></code> associates the requested filename's
+ extensions with the file's behavior and content (mime-type,
+ language, character set and encoding). Disabling the mapping of
+ file-extensions to MIME is normally not recommended.</dd>
<dt><code>--disable-negotiation</code></dt>
<dd>Disable content negotiation provided by
<code class="module"><a href="../mod/mod_negotiation.html">mod_negotiation</a></code>.</dd>
<dt><code>--disable-setenvif</code></dt>
- <dd>Disable support for basing environment variables on headers, which
- is provided by <code class="module"><a href="../mod/mod_setenvif.html">mod_setenvif</a></code>.</dd>
+ <dd>Disable support for basing environment variables on headers,
+
which is provided by <code class="module"><a href="../mod/mod_setenvif.html">mod_setenvif</a></code>.</dd>
<dt><code>--disable-status</code></dt>
<dd>Enable the process/thread monitoring, which is provided by
<code class="module"><a href="../mod/mod_status.html">mod_status</a></code>.</dd>
<dt><code>--disable-userdir</code></dt>
- <dd>Disable the mapping of requests to user-specific directories, which
- is provided by <code class="module"><a href="../mod/mod_userdir.html">mod_userdir</a></code>.</dd>
+ <dd>Disable the mapping of requests to user-specific directories,
+ which is provided by <code class="module"><a href="../mod/mod_userdir.html">mod_userdir</a></code>.</dd>
+ </dl>
+
+
+ <h4><a name="disabledmodules" id="disabledmodules">Modules, disabled by default</a></h4>
+ <p>Some modules are compiled by default and have to be enabled
+ explicitly or by using the keywords <code>most</code> or
+ <code>all</code> (see <code>--enable-mods-shared</code> below for
+ further explanation) to be available. Therefore use the options
+ below.</p>
+ <dl>
<dt><code>--enable-auth-anon</code></dt>
<dd>Enable anonymous user access provided by
<code class="module"><a href="../mod/mod_auth_anon.html">mod_auth_anon</a></code>.</dd>
<dt><code>--enable-auth-dbm</code></dt>
- <dd>Enable support for DBM-based access databases provided by
- <code class="module"><a href="../mod/mod_auth_dbm.html">mod_auth_dbm</a></code>.</dd>
+ <dd><code class="module"><a href="../mod/mod_auth_dbm.html">mod_auth_dbm</a></code> provides for HTTP Basic
+ Authentication, where the usernames and passwords are stored in DBM
+ type database files. Use this option to enable the module.</dd>
<dt><code>--enable-auth-digest</code></dt>
<dd>Enable RFC2617 Digest authentication provided by
- <code class="module"><a href="../mod/mod_auth_digest.html">mod_auth_digest</a></code>.</dd>
+ <code class="module"><a href="../mod/mod_auth_digest.html">mod_auth_digest</a></code>. This module uses plain text files
+ to store the credentials.</dd>
<dt><code>--enable-auth-ldap</code></dt>
<dd>Enable LDAP based authentication provided by
<code class="module"><a href="../mod/mod_auth_ldap.html">mod_auth_ldap</a></code>.</dd>
-
-
- <dt><code>--enable-bucketeer</code></dt>
- <dd>Enable manipulation filter the manipulation filter for buckets,
- which is provided by <code>mod_bucketeer</code>.</dd>
<dt><code>--enable-cache</code></dt>
<dd>Enable dynamic file caching provided by
- <code class="module"><a href="../mod/mod_cache.html">mod_cache</a></code>.</dd>
-
-
- <dt><code>--enable-case-filter</code></dt>
- <dd>Enable the example uppercase conversion output filter support of
- <code>mod_case_filter</code>.</dd>
-
-
- <dt><code>--enable-case-filter-in</code></dt>
- <dd>Enable the example uppercase conversion input filter support of
- <code>mod_case_filter_in</code>.</dd>
+ <code class="module"><a href="../mod/mod_cache.html">mod_cache</a></code>. This experimental module may be
+ interesting for servers with high load or caching proxy servers. At
+ least one storage management module (e.g.
+ <code class="module"><a href="../mod/mod_disk_cache.html">mod_disk_cache</a></code> or <code class="module"><a href="../mod/mod_mem_cache.html">mod_mem_cache</a></code>)
+ is also necessary.</dd>
<dt><code>--enable-cern-meta</code></dt>
<dd>Enable the CERN-type meta files support provided by
<dd>Enable disk caching provided by
<code class="module"><a href="../mod/mod_disk_cache.html">mod_disk_cache</a></code>.</dd>
- <dt><code>--enable-echo</code></dt>
- <dd>Enable the ECHO server provided by
- <code class="module"><a href="../mod/mod_echo.html">mod_echo</a></code>.</dd>
-
- <dt><code>--enable-example</code></dt>
- <dd>Enable the example and demo module
- <code class="module"><a href="../mod/mod_example.html">mod_example</a></code>.</dd>
-
<dt><code>--enable-expires</code></dt>
<dd>Enable Expires header control provided by
<code class="module"><a href="../mod/mod_expires.html">mod_expires</a></code>.</dd>
<dd>Enable the isapi extension support provided by
<code class="module"><a href="../mod/mod_isapi.html">mod_isapi</a></code>.</dd>
-
- <dt><code>--enable-optional-fn-export</code></dt>
- <dd>Enable the example for an optional function exporter, which is
- provided by <code>mod_optional_fn_export</code>.</dd>
-
-
- <dt><code>--enable-optional-fn-import</code></dt>
- <dd>Enable the example for an optional function importer, which is
- provided by <code>mod_optional_fn_import</code>.</dd>
-
-
- <dt><code>--enable-optional-hook-export</code></dt>
- <dd>Enable the example for an optional hook exporter, which is provided
- by <code>mod_optional_hook_export</code>.</dd>
-
-
- <dt><code>--enable-optional-hook-import</code></dt>
- <dd>Enable the example optional hook importer, which is provided by
- <code>mod_optional_hook_import</code>.</dd>
-
<dt><code>--enable-proxy</code></dt>
<dd>Enable the proxy/gateway functionality provided by
<code class="module"><a href="../mod/mod_proxy.html">mod_proxy</a></code>. The proxying capabilities for
<dd>Enable user-session tracking provided by
<code class="module"><a href="../mod/mod_usertrack.html">mod_usertrack</a></code>.</dd>
+ <dt><code>--enable-vhost-alias</code></dt>
+ <dd>Enable mass virtual hosting provided by
+ <code class="module"><a href="../mod/mod_vhost_alias.html">mod_vhost_alias</a></code>.</dd>
+ </dl>
+
+
+ <h4><a name="developermodules" id="developermodules">Modules for developers</a></h4>
+ <p>The following modules are useful only for developers and testing
+ purposes and are disabled by default. Use the following options to
+ enable them. If you are not sure whether you need one of these
+ modules, omit them.</p>
+
+ <dl>
+
+ <dt><code>--enable-bucketeer</code></dt>
+ <dd>Enable the manipulation filter for buckets, which is provided by
+ <code>mod_bucketeer</code>.</dd>
+
+
+ <dt><code>--enable-case-filter</code></dt>
+ <dd>Enable the example uppercase conversion output filter support of
+ <code>mod_case_filter</code>.</dd>
+
+
+ <dt><code>--enable-case-filter-in</code></dt>
+ <dd>Enable the example uppercase conversion input filter support of
+ <code>mod_case_filter_in</code>.</dd>
+
+ <dt><code>--enable-echo</code></dt>
+ <dd>Enable the ECHO server provided by
+ <code class="module"><a href="../mod/mod_echo.html">mod_echo</a></code>.</dd>
+
+ <dt><code>--enable-example</code></dt>
+ <dd>Enable the example and demo module
+ <code class="module"><a href="../mod/mod_example.html">mod_example</a></code>.</dd>
+
+
+ <dt><code>--enable-optional-fn-export</code></dt>
+ <dd>Enable the example for an optional function exporter, which is
+ provided by <code>mod_optional_fn_export</code>.</dd>
+
+
+ <dt><code>--enable-optional-fn-import</code></dt>
+ <dd>Enable the example for an optional function importer, which is
+ provided by <code>mod_optional_fn_import</code>.</dd>
+
+
+ <dt><code>--enable-optional-hook-export</code></dt>
+ <dd>Enable the example for an optional hook exporter, which is provided
+ by <code>mod_optional_hook_export</code>.</dd>
+
+
+ <dt><code>--enable-optional-hook-import</code></dt>
+ <dd>Enable the example optional hook importer, which is provided by
+ <code>mod_optional_hook_import</code>.</dd>
+ </dl>
+
+
+ <h4><a name="modules" id="modules">MPMs and third-party modules</a></h4>
+ <p>To add the necessary Multi Processing Module and additional third-party
+ modules use the following options:</p>
+
+ <dl>
<dt><code>--with-module=<var>module-type</var>:<var>module-file</var>
</code></dt>
<dd><p>Add a third-party module to the list of statically linked
will be searched in the <code>modules/<var>module-type</var></code>
subdirectory of your Apache HTTP server source tree so it has to be
placed there before. If it is not found here
- <code>configure</code> is considering <var>module-file</var> to be a
+ <code>configure</code> is considering <var>module-file</var> to be
an absolute file path and tries to copy the source file into the
<var>module-type</var> subdirectory.</p>
<p>This option is useful to add small external modules consisting of
- one source file. For bigger modules you should read the vendor's
- documentation.</p>
+ one source file. For more complex modules you should read the
+ vendor's documentation.</p>
<div class="note"><h3>Note</h3>
- If you want to build a DSO module instead of a statically linked use
- <a href="apxs.html">apxs</a>.</div>
+ If you want to build a DSO module instead of a statically linked
+
use <a href="apxs.html">apxs</a>.</div>
</dd>
<dt><code>--with-mpm=MPM</code></dt>
<dd>Choose the process model for your server. You have to select
- exactly one <a href="mpm.html">Multi-Processing Module</a>. Otherwise
- the <a href="mpm.html#defaults">default MPM</a> for your operating
- system will be taken. Possible MPMs are <code class="module"><a href="../mod/beos.html">beos</a></code>,
- <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>,
- <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>,
- <code class="module"><a href="../mod/threadpool.html">threadpool</a></code> and <code class="module"><a href="../mod/worker.html">worker</a></code>.</dd>
+ exactly one <a href="../mpm.html">Multi-Processing Module</a>.
+ Otherwise the <a href="../mpm.html#defaults">default MPM</a> for
+ your operating system will be taken. Possible MPMs are
+ <code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>,
+ <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>,
+ <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code> and
+ <code class="module"><a href="../mod/worker.html">worker</a></code>.</dd>
</dl>
<dt><code>--enable-v4-mapped</code></dt>
<dd>Allow IPv6 sockets to handle IPv4 connections.</dd>
- <dt><code>--enable-vhost-alias</code></dt>
- <dd>Enable mass virtual hosting provided by
- <code class="module"><a href="../mod/mod_vhost_alias.html">mod_vhost_alias</a></code>.</dd>
-
<dt><code>--with-port=<var>PORT</var></code></dt>
<dd>This defines the port on which <code>httpd</code> will listen. This
port number is used when generating the configuration file
<code>httpd.conf</code>. The default is 80.</dd>
<dt><code>--with-program-name</code></dt>
- <dd>Define an alternative executable name.</dd>
+ <dd>Define an alternative executable name. The default is
+ <code>httpd</code>.</dd>
</dl>
(e.g., when <code class="module"><a href="../mod/mod_deflate.html">mod_deflate</a></code> is enabled). You can set the
directory path to the compression library instead.</dd>
</dl>
+
+ <p>Several features of the Apache HTTP Server, including
+ <code class="module"><a href="../mod/mod_authn_dbm.html">mod_authn_dbm</a></code> and <code class="module"><a href="../mod/mod_rewrite.html">mod_rewrite</a></code>'s DBM
+ <code class="directive"><a href="../mod/mod_rewrite.html#rewritemap">RewriteMap</a></code> use simple
+ key/value databases for quick lookups of information. SDBM is included
+ in the APU, so this database is always available. If you would like to
+ use other database types, use the following options to enable
+ them:</p>
+
+ <dl>
+ <dt><code>--with-gdbm[=<var>path</var>]</code></dt>
+ <dd>If no <var>path</var> is specified, <code>configure</code> will
+ search for the include files and libraries of a GNU DBM
+ installation in the usual search paths. An explicit
+ <var>path</var> will cause <code>configure</code> to look in
+ <code><var>path</var>/lib</code> and
+ <code><var>path</var>/include</code> for the relevant files.
+ Finally, the <var>path</var> may specify specific include and
+ library paths separated by a colon.</dd>
+
+ <dt><code>--with-ndbm[=<var>path</var>]</code></dt>
+ <dd>Like <code>--with-gdbm</code>, bur searches for a New DBM
+ installation.</dd>
+
+ <dt><code>--with-berkeley-db[=<var>path</var>]</code></dt>
+ <dd>Like <code>--with-gdbm</code>, but searches for a Berkeley DB
+ installation.</dd>
+ </dl>
+
+ <div class="note"><h3>Note</h3>
+ <p>The DBM options are provided by the APU and passed through to its
+ configuration script. They are useless when using an already
+ installed APU defined by <code>--with-apr-util</code>.</p>
+ <p>You may use more then one DBM implementation together with your
+ HTTP server. The appropriated DBM type will be configured within
+ the runtime configuration at each time.</p>
+ </div>
<code>--enable-<var>foo</var></code> even if <var>foo</var> doesn't
exist, so you need to type carefully.
</note>
-
</section>
- <section id="modules"><title>Enable or disable discrete modules</title>
+ <!-- to do: add better enable-module descriptions and recommendations -->
+ <section id="enabledmodules"><title>Modules enabled by default</title>
<p>Some modules are compiled by default and have to be disabled
- explicitly while other modules have to be enabled explicitly or by
- using the keywords <code>most</code> or <code>all</code> (see
- <code>--enable-mods-shared</code> below for further explanation) to be
- available. Therefore use the options below.</p>
-
+ explicitly. Use the following options to remove discrete modules from
+ the compilation process.</p>
+
<dl>
<dt><code>--disable-actions</code></dt>
<dd>Disable action triggering on requests, which is provided by
<module>mod_actions</module>.</dd>
<dt><code>--disable-alias</code></dt>
- <dd>Disable the mapping of requests to different parts of the filesystem,
- which is provided by <module>mod_alias</module>.</dd>
+ <dd>Disable the mapping of requests to different parts of the
+ filesystem, which is provided by <module>mod_alias</module>.</dd>
<dt><code>--disable-asis</code></dt>
<dd>Disable support for as-is filetypes, which is provided by
<dt><code>--disable-auth</code></dt>
<dd>Disable user-based access control provided by
- <module>mod_auth</module>.</dd>
+ <module>mod_auth</module>. This module provides for HTTP Basic
+ Authentication, where the usernames and passwords are stored in
+ plain text files.</dd>
<dt><code>--disable-autoindex</code></dt>
<dd>Disable the directory listing functionality provided by
<module>mod_access</module>.</dd>
<dt><code>--disable-cgi</code></dt>
- <dd><module>mod_cgi</module>, which provides support for CGI scripts, is
- enabled by default when using a non-threaded MPM. Use this option to
- disable CGI support.</dd>
-
+ <dd><module>mod_cgi</module>, which provides support for CGI scripts,
+ is enabled by default when using a non-threaded MPM. Use this
+ option to disable CGI support.</dd>
+
<dt><code>--disable-cgid</code></dt>
<dd>When using the threaded MPMs <module>worker</module> or
<module>perchild</module> support for CGI scripts is provided by
- <module>mod_cgid</module> by default. To disable CGI support use this
- option.</dd>
+ <module>mod_cgid</module> by default. To disable CGI support use
+ this option.</dd>
<dt><code>--disable-charset-lite</code></dt>
<dd>Disable character set translation provided by
<!-- configure mentions enable-http, but disable-http would make much
more sense -->
<dt><code>--disable-http</code></dt>
- <dd>Disable the HTTP protocol handling. The <code>http</code> module is
- a basic one, enabling the server to function as an HTTP server. It is
- only useful to disable it if you want to use another protocol module
- instead. <strong>Don't disable this module unless you are really sure
- what you are doing.</strong><br/>
- Note: This module will always be linked statically.</dd>
+ <dd>Disable the HTTP protocol handling. The <code>http</code>
+ module is a basic one, enabling the server to function as an
+ HTTP server. It is only useful to disable it if you want to use
+ another protocol module instead. <strong>Don't disable this
+ module unless you are really sure what you are doing.</strong>
+ <br/>
+ Note: This module will always be linked statically.</dd>
<dt><code>--disable-imap</code></dt>
<dd>Disable support for server based imagemaps, which provided by
<dt><code>--disable-log-config</code></dt>
<dd>Disable the logging configuration provided by
- <module>mod_log_config</module>.</dd>
+ <module>mod_log_config</module>. You won't be able to log requests
+ to the server without this module.</dd>
<dt><code>--disable-mime</code></dt>
- <dd>Disable the mapping of file-extensions to MIME, which is provided by
- <module>mod_mime</module>.</dd>
+ <dd><module>mod_mime</module> associates the requested filename's
+ extensions with the file's behavior and content (mime-type,
+ language, character set and encoding). Disabling the mapping of
+ file-extensions to MIME is normally not recommended.</dd>
<dt><code>--disable-negotiation</code></dt>
<dd>Disable content negotiation provided by
<module>mod_negotiation</module>.</dd>
<dt><code>--disable-setenvif</code></dt>
- <dd>Disable support for basing environment variables on headers, which
- is provided by <module>mod_setenvif</module>.</dd>
+ <dd>Disable support for basing environment variables on headers,
+ which is provided by <module>mod_setenvif</module>.</dd>
<dt><code>--disable-status</code></dt>
<dd>Enable the process/thread monitoring, which is provided by
<module>mod_status</module>.</dd>
<dt><code>--disable-userdir</code></dt>
- <dd>Disable the mapping of requests to user-specific directories, which
- is provided by <module>mod_userdir</module>.</dd>
+ <dd>Disable the mapping of requests to user-specific directories,
+ which is provided by <module>mod_userdir</module>.</dd>
+ </dl>
+ </section>
+ <section id="disabledmodules"><title>Modules, disabled by default</title>
+ <p>Some modules are compiled by default and have to be enabled
+ explicitly or by using the keywords <code>most</code> or
+ <code>all</code> (see <code>--enable-mods-shared</code> below for
+ further explanation) to be available. Therefore use the options
+ below.</p>
+
+ <dl>
<dt><code>--enable-auth-anon</code></dt>
<dd>Enable anonymous user access provided by
<module>mod_auth_anon</module>.</dd>
<dt><code>--enable-auth-dbm</code></dt>
- <dd>Enable support for DBM-based access databases provided by
- <module>mod_auth_dbm</module>.</dd>
+ <dd><module>mod_auth_dbm</module> provides for HTTP Basic
+ Authentication, where the usernames and passwords are stored in DBM
+ type database files. Use this option to enable the module.</dd>
<dt><code>--enable-auth-digest</code></dt>
<dd>Enable RFC2617 Digest authentication provided by
- <module>mod_auth_digest</module>.</dd>
+ <module>mod_auth_digest</module>. This module uses plain text files
+ to store the credentials.</dd>
<dt><code>--enable-auth-ldap</code></dt>
<dd>Enable LDAP based authentication provided by
<module>mod_auth_ldap</module>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-bucketeer</code></dt>
- <dd>Enable manipulation filter the manipulation filter for buckets,
- which is provided by <code>mod_bucketeer</code>.</dd>
<dt><code>--enable-cache</code></dt>
<dd>Enable dynamic file caching provided by
- <module>mod_cache</module>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-case-filter</code></dt>
- <dd>Enable the example uppercase conversion output filter support of
- <code>mod_case_filter</code>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-case-filter-in</code></dt>
- <dd>Enable the example uppercase conversion input filter support of
- <code>mod_case_filter_in</code>.</dd>
+ <module>mod_cache</module>. This experimental module may be
+ interesting for servers with high load or caching proxy servers. At
+ least one storage management module (e.g.
+ <module>mod_disk_cache</module> or <module>mod_mem_cache</module>)
+ is also necessary.</dd>
<dt><code>--enable-cern-meta</code></dt>
<dd>Enable the CERN-type meta files support provided by
<dd>Enable disk caching provided by
<module>mod_disk_cache</module>.</dd>
- <dt><code>--enable-echo</code></dt>
- <dd>Enable the ECHO server provided by
- <module>mod_echo</module>.</dd>
-
- <dt><code>--enable-example</code></dt>
- <dd>Enable the example and demo module
- <module>mod_example</module>.</dd>
-
<dt><code>--enable-expires</code></dt>
<dd>Enable Expires header control provided by
<module>mod_expires</module>.</dd>
<dd>Enable the isapi extension support provided by
<module>mod_isapi</module>.</dd>
- <!-- module doc needed -->
- <dt><code>--enable-optional-fn-export</code></dt>
- <dd>Enable the example for an optional function exporter, which is
- provided by <code>mod_optional_fn_export</code>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-optional-fn-import</code></dt>
- <dd>Enable the example for an optional function importer, which is
- provided by <code>mod_optional_fn_import</code>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-optional-hook-export</code></dt>
- <dd>Enable the example for an optional hook exporter, which is provided
- by <code>mod_optional_hook_export</code>.</dd>
-
- <!-- module doc needed -->
- <dt><code>--enable-optional-hook-import</code></dt>
- <dd>Enable the example optional hook importer, which is provided by
- <code>mod_optional_hook_import</code>.</dd>
-
<dt><code>--enable-proxy</code></dt>
<dd>Enable the proxy/gateway functionality provided by
<module>mod_proxy</module>. The proxying capabilities for
<dd>Enable user-session tracking provided by
<module>mod_usertrack</module>.</dd>
+ <dt><code>--enable-vhost-alias</code></dt>
+ <dd>Enable mass virtual hosting provided by
+ <module>mod_vhost_alias</module>.</dd>
+ </dl>
+ </section>
+
+ <section id="developermodules"><title>Modules for developers</title>
+ <p>The following modules are useful only for developers and testing
+ purposes and are disabled by default. Use the following options to
+ enable them. If you are not sure whether you need one of these
+ modules, omit them.</p>
+
+ <dl>
+ <!-- module doc needed -->
+ <dt><code>--enable-bucketeer</code></dt>
+ <dd>Enable the manipulation filter for buckets, which is provided by
+ <code>mod_bucketeer</code>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-case-filter</code></dt>
+ <dd>Enable the example uppercase conversion output filter support of
+ <code>mod_case_filter</code>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-case-filter-in</code></dt>
+ <dd>Enable the example uppercase conversion input filter support of
+ <code>mod_case_filter_in</code>.</dd>
+
+ <dt><code>--enable-echo</code></dt>
+ <dd>Enable the ECHO server provided by
+ <module>mod_echo</module>.</dd>
+
+ <dt><code>--enable-example</code></dt>
+ <dd>Enable the example and demo module
+ <module>mod_example</module>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-optional-fn-export</code></dt>
+ <dd>Enable the example for an optional function exporter, which is
+ provided by <code>mod_optional_fn_export</code>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-optional-fn-import</code></dt>
+ <dd>Enable the example for an optional function importer, which is
+ provided by <code>mod_optional_fn_import</code>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-optional-hook-export</code></dt>
+ <dd>Enable the example for an optional hook exporter, which is provided
+ by <code>mod_optional_hook_export</code>.</dd>
+
+ <!-- module doc needed -->
+ <dt><code>--enable-optional-hook-import</code></dt>
+ <dd>Enable the example optional hook importer, which is provided by
+ <code>mod_optional_hook_import</code>.</dd>
+ </dl>
+ </section>
+
+ <section id="modules"><title>MPMs and third-party modules</title>
+ <p>To add the necessary Multi Processing Module and additional third-party
+ modules use the following options:</p>
+
+ <dl>
<dt><code>--with-module=<var>module-type</var>:<var>module-file</var>
</code></dt>
<dd><p>Add a third-party module to the list of statically linked
will be searched in the <code>modules/<var>module-type</var></code>
subdirectory of your Apache HTTP server source tree so it has to be
placed there before. If it is not found here
- <code>configure</code> is considering <var>module-file</var> to be a
+ <code>configure</code> is considering <var>module-file</var> to be
an absolute file path and tries to copy the source file into the
<var>module-type</var> subdirectory.</p>
<p>This option is useful to add small external modules consisting of
- one source file. For bigger modules you should read the vendor's
- documentation.</p>
+ one source file. For more complex modules you should read the
+ vendor's documentation.</p>
<note><title>Note</title>
- If you want to build a DSO module instead of a statically linked use
- <a href="apxs.html">apxs</a>.</note>
+ If you want to build a DSO module instead of a statically linked
+
use <a href="apxs.html">apxs</a>.</note>
</dd>
<dt><code>--with-mpm=MPM</code></dt>
<dd>Choose the process model for your server. You have to select
- exactly one <a href="mpm.html">Multi-Processing Module</a>. Otherwise
- the <a href="mpm.html#defaults">default MPM</a> for your operating
- system will be taken. Possible MPMs are <module>beos</module>,
- <module>leader</module>, <module>mpmt_os2</module>,
- <module>perchild</module>, <module>prefork</module>,
- <module>threadpool</module> and <module>worker</module>.</dd>
+ exactly one <a href="../mpm.html">Multi-Processing Module</a>.
+ Otherwise the <a href="../mpm.html#defaults">default MPM</a> for
+ your operating system will be taken. Possible MPMs are
+ <module>beos</module>, <module>leader</module>,
+ <module>mpmt_os2</module>, <module>perchild</module>,
+ <module>prefork</module>, <module>threadpool</module> and
+ <module>worker</module>.</dd>
</dl>
</section>
<dt><code>--enable-v4-mapped</code></dt>
<dd>Allow IPv6 sockets to handle IPv4 connections.</dd>
- <dt><code>--enable-vhost-alias</code></dt>
- <dd>Enable mass virtual hosting provided by
- <module>mod_vhost_alias</module>.</dd>
-
<dt><code>--with-port=<var>PORT</var></code></dt>
<dd>This defines the port on which <code>httpd</code> will listen. This
port number is used when generating the configuration file
<code>httpd.conf</code>. The default is 80.</dd>
<dt><code>--with-program-name</code></dt>
- <dd>Define an alternative executable name.</dd>
+ <dd>Define an alternative executable name. The default is
+ <code>httpd</code>.</dd>
</dl>
</section>
</section>
(e.g., when <module>mod_deflate</module> is enabled). You can set the
directory path to the compression library instead.</dd>
</dl>
+
+ <p>Several features of the Apache HTTP Server, including
+ <module>mod_authn_dbm</module> and <module>mod_rewrite</module>'s DBM
+ <directive module="mod_rewrite">RewriteMap</directive> use simple
+ key/value databases for quick lookups of information. SDBM is included
+ in the APU, so this database is always available. If you would like to
+ use other database types, use the following options to enable
+ them:</p>
+
+ <dl>
+ <dt><code>--with-gdbm[=<var>path</var>]</code></dt>
+ <dd>If no <var>path</var> is specified, <code>configure</code> will
+ search for the include files and libraries of a GNU DBM
+ installation in the usual search paths. An explicit
+ <var>path</var> will cause <code>configure</code> to look in
+ <code><var>path</var>/lib</code> and
+ <code><var>path</var>/include</code> for the relevant files.
+ Finally, the <var>path</var> may specify specific include and
+ library paths separated by a colon.</dd>
+
+ <dt><code>--with-ndbm[=<var>path</var>]</code></dt>
+ <dd>Like <code>--with-gdbm</code>, bur searches for a New DBM
+ installation.</dd>
+
+ <dt><code>--with-berkeley-db[=<var>path</var>]</code></dt>
+ <dd>Like <code>--with-gdbm</code>, but searches for a Berkeley DB
+ installation.</dd>
+ </dl>
+
+ <note><title>Note</title>
+ <p>The DBM options are provided by the APU and passed through to its
+ configuration script. They are useless when using an already
+ installed APU defined by <code>--with-apr-util</code>.</p>
+ <p>You may use more then one DBM implementation together with your
+ HTTP server. The appropriated DBM type will be configured within
+ the runtime configuration at each time.</p>
+ </note>
</section>
</section>
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