[root@ns2 ~]# equery u php [ Legend : U - final flag setting for installation] [ : I - package is installed with flag ] [ Colors : set, unset ] * Found these USE flags for dev-lang/php-5.5.25: U I - - apache2 : Add Apache2 support + - bcmath : Add support for libbcmath + + berkdb : Add support for sys-libs/db (Berkeley DB for MySQL) + + bzip2 : Use the bzlib compression library + - calendar : Add support for calendars (not using mcal!) - - cdb : Add support for the CDB database engine from the author of qmail - - cgi : Add CGI script support - - cjk : Add support for Multi-byte character languages (Chinese, Japanese, Korean) + + cli : Enable CLI SAPI + + crypt : Add support for encryption -- using mcrypt or gpg where applicable + - ctype : Enable ctype functions + - curl : Add support for client-side URL transfer library - - debug : Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml - - embed : Enable embed SAPI - - enchant : Add supports Enchant spelling library. - - exif : Add support for reading EXIF headers from JPEG and TIFF images + - fileinfo : Add fileinfo extension support + - filter : Add filter extension support - - flatfile : Add dbm support for flat files + + fpm : Enable the FastCGI Process Manager SAPI - - frontbase : Add support for the frontbase sql server + - ftp : Add FTP (File Transfer Protocol) support + - gd : Adds support for gd (bundled with PHP) + + gdbm : Add support for sys-libs/gdbm (GNU database libraries) - - gmp : Add support for dev-libs/gmp (GNU MP library) + - hash : Enable the hash extension + + iconv : Enable support for the iconv character set conversion library + - imap : Add support for IMAP (Internet Mail Application Protocol) - - inifile : Add dbm support for .ini files + - intl : Enables the intl extension for extended internalization support - - iodbc : Add support for iODBC library + + ipv6 : Add support for IP version 6 + - json : Enable JSON support - - kerberos : Add kerberos support - - ldap : Add LDAP support (Lightweight Directory Access Protocol) - - ldap-sasl : Add SASL support for the PHP LDAP extension - - libedit : Use the libedit library (replacement for readline) - - libmysqlclient : Use libmyslclient driver for mysql, mysqli, PDO_Mysql (not recommended) + - mhash : Add support for the mhash library - - mssql : Add support for Microsoft SQL Server database + - mysql : Add mySQL Database support + - mysqli : Add support for the improved mySQL libraries + + nls : Add Native Language Support (using gettext - GNU locale utilities) - - oci8-instant-client : Use dev-db/oracle-instantclient-basic as Oracle provider instead of requiring a full Oracle server install - - odbc : Add ODBC Support (Open DataBase Connectivity) + - opcache : Enables built-in opcode cache, replacing pecl-apc et.al - - pcntl : Add support for process creation functions + - pdo : Enable the bundled PDO extensions + - phar : Enables the phar extension to provide phar archive support + - posix : Add support for POSIX-compatible functions - - postgres : Add support for the postgresql database - - qdbm : Add support for the qdbm (Quick Database Manager) library + + readline : Enable support for libreadline, a GNU line-editing library that almost everyone wants - - recode : Enable support for the GNU recode library + + session : Add persistent session support - - sharedmem : Add support for shared memory use + - simplexml : Support for SimpleXML - - snmp : Add support for the Simple Network Management Protocol if available + - soap : Add support for SOAP (Simple Object Access Protocol) + - sockets : Add support for tcp/ip sockets - - spell : Add dictionary support + - sqlite : Add support for sqlite - embedded sql database + + ssl : Add support for Secure Socket Layer connections - - sybase-ct : Add support for Sybase-CT - - systemd : Enable use of systemd-specific libraries and features like socket activation or session tracking - - sysvipc : Support for System V-compatible inter-process communication - - threads : Add threads support for various packages. Usually pthreads - - tidy : Add support for HTML Tidy + - tokenizer : Add support for the PHP file parser - - truetype : Add support for FreeType and/or FreeType2 fonts + + unicode : Add support for Unicode - - vpx : Enable webp suppoprt for GD - - wddx : Add support for Web Distributed Data eXchange + - xml : Add support for XML files + - xmlreader : Enable XMLReader support + - xmlrpc : Support for xml-rpc library + - xmlwriter : Enable XMLWriter support - - xpm : Add support for XPM graphics format - - xslt : Enable the XSL extension + - zip : Enable ZIP file support + + zlib : Add support for zlib (de)compression