https://www.php.net/downloads.php

下载php7源码解压

下载 https://github.com/kkos/oniguruma 源码编译安装或者不使用mbstring的正则功能，即在“–enable-mbstring”后再添加“–disable-mbregex”参数。这样的配置将不再需要oniguruma库

./configure \
–prefix=/usr/local/php7 \
–exec-prefix=/usr/local/php7 \
–bindir=/usr/local/php7/bin \
–sbindir=/usr/local/php7/sbin \
–includedir=/usr/local/php7/include \
–libdir=/usr/local/php7/lib/php \
–mandir=/usr/local/php7/php/man \
–with-zip \
–enable-pdo \
–enable-inline-optimization \
–enable-shared \
–enable-xml \
–enable-bcmath \
–enable-shmop \
–enable-sysvsem \
–enable-mbregex \
–enable-mbstring \
–enable-ftp \
–enable-pcntl \
–enable-sockets \
–enable-fileinfo \
–enable-filter \
–enable-soap \
–enable-session \
–enable-opcache \
–enable-fpm \
–disable-debug \
–disable-rpath \
–with-config-file-path=/usr/local/php7/etc \
–with-mysql-sock=/var/run/mysql/mysql.sock \
–with-mhash \
–with-openssl \
–with-mysqli=mysqlnd \
–with-pdo-mysql=mysqlnd \
–enable-gd \
–with-iconv \
–with-zlib \
–with-xmlrpc \
–with-gettext \
–with-curl \
–with-fpm-user=php \
–with-fpm-group=php \
–with-pear=/usr/local/php7/bin

sudo make && make install

将/usr/local/php7加入环境变量
    
    增加php-fpm命令：
    sudo cp sapi/fpm/init.d.php-fpm /usr/local/php7/bin/php-fpm
    sudo chmod +x /usr/local/php7/bin/php-fpm
    
    初始化 PHP 和 PHP-FPM 的配置
    sudo cp php.ini-production /usr/local/php7/etc/php.ini
    sudo cp /usr/local/php7/etc/php-fpm.conf.default /usr/local/php7/etc/php-fpm.conf
    
    将PHP-FPM加入系统服务
    cp sapi/fpm/php-fpm.service   /etc/systemd/system/
    chmod +x /etc/systemd/system/php-fpm.service
    
    设置开机自启以及开启服务：
    systemctl enable php-fpm.service
    systemctl start php-fpm.service