gcc
yum install gcc
#libxml2
yum install libxml2-devel

#添加用户
useradd -s /sbin/nologin php-fpm

#打开src目录

cd /usr/local/src

#下载安装包
wget https://www.php.net/distributions/php-7.2.3.tar.gz

cd php-7.2.3

./configure --prefix=/usr/local/php --sysconfdir=/usr/local/php/etc --with-config-file-path=/usr/local/php/etc/ --with-fpm-user=php-fpm --with-fpm-group=php-fpm --enable-fpm --with-pdo-pgsql --with-zlib-dir --with-freetype-dir --enable-mbstring --with-libxml-dir=/usr --enable-soap --enable-calendar --with-curl --with-gd --with-pgsql --disable-rpath --enable-inline-optimization --with-bz2 --with-zlib --enable-sockets --enable-sysvsem --enable-sysvshm --enable-pcntl --enable-mbregex --enable-exif --enable-bcmath --with-mhash --enable-zip --with-pcre-regex --with-pdo-mysql --with-mysqli --with-jpeg-dir=/usr --with-png-dir=/usr --with-openssl --with-libdir=/lib/x86_64-linux-gnu/ --enable-ftp --with-gettext --with-xmlrpc --with-xsl --enable-opcache --with-iconv --with-xpm-dir=/usr

#开始安装

make -j 4 && make install

#复制配置文件和php-fpm

cp php.ini-production /usr/local/php/etc/php.ini

cp /usr/src/php-7.2.3/sapi/fpm/init.d.php-fpm /etc/init.d/php-fpm

#移动配置文件

mv /usr/local/php/etc/php-fpm.conf.default /usr/local/php/etc/php-fpm.conf

#复制配置文件

cp /usr/local/php/etc/php-fpm.d/www.conf.default /usr/local/php/etc/php-fpm.d/www.conf

#授权

chmod 755 /etc/init.d/php-fpm

chkconfig --add php-fpm

#因为上面php5已经用了9000端口，需要修改监听的端口

vim /usr/local/php/etc/php-fpm.d/www.conf

listen 9000 改为 listen 9072

wq!保存

#启动服务

service php-fpm start

chkconfig php-fpm on

php72做软连接

ln -s /usr/local/php/bin/php /usr/sbin/php

查看php版本号

php -v