4、mcrypt安裝
1)安裝mcrypt之前,必須安裝libmcrypt和mhash,先去http://www.sourceforge.net 下載下傳Libmcrypt,mhash,mcrypt安裝包
2)先安裝Libmcrypt
>tar -zxvf libmcrypt-2.5.8.tar.gz
>cd libmcrypt-2.5.8
>./configure
>make
>make install
說明:libmcript預設安裝在/usr/local
3)安裝mhash
>tar -zxvf mhash-0.9.9.9.tar.gz
>cd mhash-0.9.9.9
>./configure
>make
>make install
4)安裝mcrypt
>tar -zxvf mcrypt-2.6.8.tar.gz
>cd mcrypt-2.6.8
>LD_LIBRARY_PATH=/usr/local ./configure
>make
>make install
說明:由于在配置Mcrypt時,會找不到libmcrypt的連結庫,導緻無法編譯,因為Libmcrypt的連結庫在/usr/local/檔案夾下。因些在配置mcrypt時要加入LD_LIBRARY_PATH=/usr/local導入鍵接庫
5)重新編譯PHP,在配置PHP是加入:>./configure --with-mcrypt --with-mhash