Call to undefined function: mysql_connect()

PHP Fatal error: Call to undefined function: mysql_connect() in /root/test.php on line 31

 

 [root@FL118114 ~]# yum install php-mysql

 

 

 

 PHP Warning:  mysql_connect(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'

 

[root@FL118114 ~]# cat /etc/my.cnf|grep sock
socket          = /tmp/mysql.sock
socket          = /tmp/mysql.sock
# All interaction with mysqld must be made via Unix sockets or named pipes.

[root@FL118114 ~]# ln -s /tmp/mysql.sock /var/lib/mysql/mysql.sock