今天从  atomicorp.com  安装 php5.3

1、安装  repository key

To enable access to both the atomic yum repository use the following automated installer:

>wget -q -O - http://www.atomicorp.com/installers/atomic | sh

2、创建新的 yum 源

>vim /etc/yum.repos.d/CentOS-Atomicorp.repo

内容如下：

[atomic]
name = CentOS / Red Hat Enterprise Linux $releasever - atomicrocketturtle.com
mirrorlist = http://www.atomicorp.com/mirrorlist/atomic/centos-5-$basearch
#mirrorlist = http://www.atomicorp.com/channels/atomic/centos/5/mirrors-atomic
enabled = 1
priority = 1
protect = 0
gpgkey = file:///etc/pki/rpm-gpg/RPM-GPG-KEY.art.txt
gpgcheck = 1

#Almost Stable, release candidates for [atomic]
[atomic-testing]
name = CentOS / Red Hat Enterprise Linux $releasever - atomicrocketturtle.com - (Testing)
mirrorlist = http://www.atomicorp.com/mirrorlist/atomic-testing/centos-5-$basearch
enabled = 0
priority = 1
protect = 0
gpgkey = file:///etc/pki/rpm-gpg/RPM-GPG-KEY.art.txt
gpgcheck = 1

#Untested, Unstable, known buggy, and incomplete packages.
#[atomic-bleeding]
#name = CentOS / Red Hat Enterprise Linux $releasever - atomicrocketturtle.com - (Bleeding)
#baseurl = http://www.atomicorp.com/channels/atomic-bleeding/centos/5/$basearch/
#enabled = 0
#priority = 1
#protect = 0
#gpgkey = file:///etc/pki/rpm-gpg/RPM-GPG-KEY.art.txt
#gpgcheck = 1

3、安装 php

>yum install php