How to compile and install php7 in ubantu

How to compile and install php7 on ubuntu: 1. Download the source code of PHP7.4 to Ubuntu; 2. Install the dependencies required by PHP; 3. Configure PHP installation parameters; 4. Execute through "sudo make install" Just compile and install.

The operating environment of this article: Ubuntu 18.04 system, PHP7.4 version, DELL G3 computer

Installation environment: Operating system: Ubuntu 18.04 PHP version : PHP 7.4 Web server: Nginx 1.17.4

ubantu How to compile and install php7?

Ubuntu compile and install PHP7.4

Database: Mariadb 10.0.38 (a branch of MySQL, compatible with MySQL)

Before installation

Update the software list as usual:

sudo apt-get update

Install PHP7.4

Download the source code of PHP 7.4 to Ubuntu:

`wget https://www.php.net/distributions/php-7.4.0.tar.gz`

If the download speed If it is too slow, you can use the domestic high-speed download address of PHP 7.4:

wget https://gz-1257226027.cos.ap-guangzhou.myqcloud.com/php-7.4.0.tar.gz

Unzip and enter the php7.4 source code directory:

tar zxvf php-7.4.0.tar.gz
cd php-7.4.0/

Install the dependencies required for PHP first

sudo apt-get install libzip-dev bison autoconf build-essential pkg-config git-core\
   libltdl-dev libbz2-dev libxml2-dev libxslt1-dev libssl-dev libicu-dev libpspell-dev\
   libenchant-dev libmcrypt-dev libpng-dev libjpeg8-dev libfreetype6-dev libmysqlclient-dev\
   libreadline-dev libcurl4-openssl-dev librecode-dev libsqlite3-dev libonig-dev

Configuration PHP installation parameters

./configure --prefix=/usr/local/php7 --with-config-file-scan-dir=/usr/local/php7/etc/php.d --with-config-file-path=/usr/local/php7/etc --enable-mbstring --enable-zip --enable-bcmath --enable-pcntl --enable-ftp --enable-xml --enable-shmop --enable-soap --enable-intl --with-openssl --enable-exif --enable-calendar --enable-sysvmsg --enable-sysvsem --enable-sysvshm --enable-opcache --enable-fpm --enable-session --enable-sockets --enable-mbregex --enable-wddx --with-curl --with-iconv --with-gd --with-jpeg-dir=/usr --with-png-dir=/usr --with-zlib-dir=/usr --with-freetype-dir=/usr --enable-gd-jis-conv --with-openssl --with-pdo-mysql=mysqlnd --with-gettext=/usr --with-zlib=/usr --with-bz2=/usr --with-recode=/usr --with-xmlrpc --with-mysqli=mysqlnd

Execute compilation and installation

sudo make install

If there is insufficient memory during the compilation process:

virtual memory exhausted: Cannot allocate memory
Makefile:921: recipe for target ‘ext/fileinfo/libmagic/apprentice.lo’ failed
make: *** [ext/fileinfo/libmagic/apprentice.lo] Error 1

Please add virtual memory to the server first, refer to: Add virtual memory for Linux Swap.

Copy the configuration file

sudo cp /usr/local/php7/etc/php-fpm.conf.default /usr/local/php7/etc/php-fpm.conf
sudo cp /usr/local/php7/etc/php-fpm.d/www.conf.default /usr/local/php7/etc/php-fpm.d/www.conf
sudo cp php.ini-production /usr/local/php7/etc/php.ini

Add environment variables, edit /etc/profile, and add a line at the end of the file:

PATH=/usr/local/php7/bin:/usr/local/php7/sbin:$PATH

Make the environment variables take effect:

source /etc/profile

Add php to the sudo environment variable, edit Defaults secure_path in the /etc/sudoers file, and then add the PHP path:

/usr/local/php7/bin:/usr/local/php7/sbin:

Start php-fpm

sudo php-fpm

If the prompt cannot find the user group Nobody's gid:

[15-Nov-2019 15:53:49] ERROR: [pool www] cannot get gid for group ‘nobody’
[15-Nov-2019 15:53:49] ERROR: FPM initialization failed

You must first create the nobody user group:

sudo groupadd nobody

and then re-execute sudo php-fpm to start.

Use the php -v command to check the php version:

 php -v
PHP 7.4.0 (cli) (built: Nov 28 2019 13:38:00) ( NTS )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies

Recommended learning: "PHP Video Tutorial"

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