系统环境:centOS6.3 
APACHE:httpd-2.4.2 
PHP:php-5.3.21 
一.安装mcrypt 
1.下载Libmcrypt,mhash,mcrypt安装包- libmcrypt-2.5.8.tar.gz
 
 - # wget http://sourceforge.net/project/showfiles.php?group_id=87941&package_id=91774&release_id=487459
 
 - mhash-0.9.9.tar.gz
 
 - # wget http://sourceforge.net/project/showfiles.php?group_id=4286&package_id=4300&release_id=645636
 
 - mcrypt-2.6.8.tar.gz
 
 - # wget http://sourceforge.net/project/showfiles.php?group_id=87941&package_id=91948&release_id=642101
 
  复制代码 2 .先安装Libmcrypt- # tar -zxvf libmcrypt-2.5.8.tar.gz
 
 - # cd libmcrypt-2.5.8
 
 - # /usr/local/php5/bin/phpize #动态编译php模块,使其可以使用configure编译。
 
 - # ./configure
 
 - # make
 
 - # make install     # libmcript默认安装在/usr/local
 
  复制代码 3.安装mhash- # tar -zxvf mhash-0.9.9.9.tar.gz
 
 - # cd mhash-0.9.9.9
 
 - # /usr/local/php5/bin/phpize 
 
 - # ./configure
 
 - # make
 
 - # make install
 
  复制代码 4.安装mcrypt- # tar -zxvf mcrypt-2.6.8.tar.gz
 
 - # cd mcrypt-2.6.8
 
 - # /usr/local/php5/bin/phpize 
 
 - # ./configure --with-php-config=/usr/local/php5/bin/php-config 
 
 - # make
 
 - # make install
 
  复制代码 安装完毕,按照编译安装后的提示 
mcrypt.so模块会默认保存在 /usr/local/php5/lib/php/extensions/no-debug-zts-20090626/ 目录下 
5.加载该模块到php- # vi /usr/local/php5/lib/php.ini
 
  复制代码 添加如下行:- extension = "/usr/local/php5/lib/php/extensions/no-debug-zts-20090626/mcrypt.so"
 
  复制代码 重启apache:- /usr/local/apache2/bin/apachectl restart
 
  复制代码 6.添加phpinfo功能,测试页面 
添加以下内容info.php到/usr/local/apache2/htdocs/下,测试php模块是否加载.- # vi  /usr/local/apache2/htdocs/info.php
 
  复制代码- ---------------
 
 - <?php
 
 - echo phpinfo();
 
 - ?>
 
 - ---------------
 
  复制代码 检查80端口是否打开浏览器输入 http://localhost/info.php 
显示有如下测试页面内容, mcrypt.so模块即在PHP下加载成功 |