安装支持库libevent
wget https://github.com/libevent/libevent/releases/download/release-2.1.11-stable/libevent-2.1.11-stable.tar.gz tar -zxvf libevent-2.1.11-stable.tar.gz cd libevent-2.1.11-stable ./configure --prefix=/usr/local/libevent-2.1.11 make && make install
安装event库
可以在http://pecl.php.net/package/event 查看最新的稳定版本，我这里安装的是2.5.3
cd /home wget http://pecl.php.net/get/event-2.5.3.tgz tar -zxvf event-2.5.3.tgz cd event-2.5.3 /www/server/php/72/bin/phpize ./configure --with-php-config=/usr/local/src/php/bin/php-config --with-event-libevent-dir=/usr/local/libevent-2.1.11 make && make install
配置php.ini
打开php.ini，在里面添加：
extension=event.so
##通过命令查看
php --ri event