linux学习lesson47



1 php扩展模块安装

需求:临时添加一个模块,以redis模块为例

查看php已安装的模块:

[root@linux01 ~]# /usr/local/php/bin/php -m //查看模块
下面安装一个redis的模块(在lamp架构,当做缓存来用)

下载redis包:

[root@linux01 ~]#cd /usr/local/src/
[root@linux01 src]# wget https://codeload.github.com/phpredis/phpredis/zip/develop

解压redis包:

[root@linux01 src]# mv develop phpredis-develop.zip
[root@linux01 src]# unzip phpredis-develop.zip

生成编译的redis的configure文件:

[root@linux01 src]# cd phpredis-develop //里面没有configure的文件,需要生成
[root@linux01 phpredis-develop]# /usr/local/php/bin/phpize //生成configure文件

报错了:
Cannot find autoconf. Please check your autoconf installation and the
$PHP_AUTOCONF environment variable. Then, rerun this script.
解决办法:

[root@linux01 phpredis-develop]# yum install -y autoconf

configure编译:

[root@linux01 phpredis-develop]# ./configure --with-php-config=/usr/local/php/bin/php-config
[root@linux01 phpredis-develop]# echo $?
0

编译成功

编译makemake install:

[root@linux01 phpredis-develop]# make && make install
[root@linux01 phpredis-develop]# echo $?
0

编译成功

查看redis编译后的文件:

[root@linux01 phpredis-develop]# /usr/local/php/bin/php -i |grep extension_dir //查看扩展模块存放目录,我们可以在php.ini中去自定义该路径
extension_dir => /usr/local/php/lib/php/extensions/no-debug-zts-20131226 => /usr/local/php/lib/php/extensions/no-debug-zts-20131226
sqlite3.extension_dir => no value => no value

查看编译好的模块:

[root@linux01 phpredis-develop]# ls /usr/local/php/lib/php/extensions/no-debug-zts-20131226/
opcache.so  redis.so

添加redis模块到配置文件里:

[root@linux01 phpredis-develop]# vim /usr/local/php/etc/php.ini //增加一行配置(可以放到文件最后一行,或者搜索extension关键字,添加在对应的地方)
extension = redis.so

实际上php的源码包里的ext目录下带有扩展模块的目录,可以直接在该目录下直接编译,不用再去下载


扩展

apache rewrite教程 http://coffeelet.blog.163.com/blog/static/13515745320115842755199/ http://www.cnblogs.com/top5/archive/2009/08/12/1544098.html
apache rewrite 出现死循环 http://ask.apelearn.com/question/1043
php错误日志级别参考 http://ask.apelearn.com/question/6973
php开启短标签 http://ask.apelearn.com/question/120
php.ini详解 http://legolas.blog.51cto.com/2682485/493917

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