php-config
TLDR
Show PHP include directory
$ php-config --include-dir
Show extension directory$ php-config --extension-dir
Show configure options$ php-config --configure-options
Show PHP version$ php-config --version
SYNOPSIS
php-config [options]
DESCRIPTION
php-config provides information about PHP's compile-time configuration. Essential for building PHP extensions and modules.
PARAMETERS
--prefix
Installation prefix.--includes
Include paths for compiling.--ldflags
Linker flags.--libs
Libraries.--extension-dir
Extension installation path.--include-dir
Header files directory.--php-binary
Path to php binary.--configure-options
Configure options used.--version
PHP version.
EXAMPLES
$ # Get extension directory
php-config --extension-dir
# Use in Makefile
INCLUDES = $(shell php-config --includes)
LDFLAGS = $(shell php-config --ldflags)
# Check installed features
php-config --configure-options | tr ' ' '\n' | grep enable
# Build extension with phpize
phpize
./configure --with-php-config=/usr/bin/php-config
make
php-config --extension-dir
# Use in Makefile
INCLUDES = $(shell php-config --includes)
LDFLAGS = $(shell php-config --ldflags)
# Check installed features
php-config --configure-options | tr ' ' '\n' | grep enable
# Build extension with phpize
phpize
./configure --with-php-config=/usr/bin/php-config
make
OUTPUT EXAMPLE
$ $ php-config --version
8.2.0
$ php-config --extension-dir
/usr/lib/php/20220829
8.2.0
$ php-config --extension-dir
/usr/lib/php/20220829
CAVEATS
Output varies by PHP installation. Multiple php-config for multiple PHP versions. Essential for extension development.
HISTORY
php-config is part of the PHP distribution, providing build configuration information since PHP 4.
