一，下载解压
wget https://www.php.net/distributions/php-7.4.30.tar.gz
tar -xzf php-7.4.30.tar.gz
cd php-7.4.30
二，编译安装
./configure --prefix=/usr/local/php74 \
--with-config-file-path=/usr/local/php74/etc \
--with-config-file-scan-dir=/usr/local/php74/etc/conf.d \
--with-fpm-user=www \
--with-fpm-group=www \
--with-pear \
--with-curl \
--with-gd \
--with-jpeg-dir \
--with-png-dir \
--with-freetype-dir \
--with-zlib \
--with-iconv-dir \
--with-mhash \
--with-mysqli=mysqlnd \
--with-pdo-mysql=mysqlnd \
--with-openssl \
--with-xsl \
--with-recode \
--with-libxml-dir \
--with-xmlrpc \
--with-gettext \
--enable-mysqlnd \
--enable-mysqlnd-compression-support \
--enable-sockets \
--enable-soap \
--enable-mbstring \
--enable-gd-jis-conv \
--enable-zip \
--enable-xml \
--enable-bcmath \
--enable-calendar \
--enable-shmop \
--enable-dba \
--enable-wddx \
--enable-sysvsem \
--enable-sysvshm \
--enable-sysvmsg \
--enable-opcache \
--enable-pcntl \
--enable-fpm \
--enable-maintainer-zts \
--disable-debug
make && make install
三，添加
vi /etc/profile
添加内容：
PATH=$PATH:/usr/local/php/bin
export PATH
source /etc/profile
四，设置配置文件
根据环境，复制一个到 /usr/local/php/etc 下面，并改名为 php.ini
sudo cp php.ini-development /usr/local/php74/etc/php.ini
检查php版本及扩展
php -v
php -m
五，安装php-fpm
如果需要启动fpm，还需要继续进行
cd sapi/fpm
sudo cp init.d.php-fpm /etc/init.d/php74-fpm
sudo chmod +x /etc/init.d/php74-fpm
sudo chkconfig --add php74-fpm
sudo chkconfig php74-fpm on
sudo cp /usr/local/php74/etc/php-fpm.conf.default /usr/local/php74/etc/php-fpm.conf
sudo cp /usr/local/php74/etc/php-fpm.d/www.conf.default /usr/local/php74/etc/php-fpm.d/www.conf
sudo /etc/init.d/php74-fpm start
