396 lines
11 KiB
PHP
396 lines
11 KiB
PHP
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<?php
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/**
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* The OS_Guess class
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*
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* PHP versions 4 and 5
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*
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* @category pear
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* @package PEAR
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* @author Stig Bakken <ssb@php.net>
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* @author Gregory Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @link http://pear.php.net/package/PEAR
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* @since File available since PEAR 0.1
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*/
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// {{{ uname examples
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// php_uname() without args returns the same as 'uname -a', or a PHP-custom
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// string for Windows.
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// PHP versions prior to 4.3 return the uname of the host where PHP was built,
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// as of 4.3 it returns the uname of the host running the PHP code.
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//
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// PC RedHat Linux 7.1:
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// Linux host.example.com 2.4.2-2 #1 Sun Apr 8 20:41:30 EDT 2001 i686 unknown
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//
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// PC Debian Potato:
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// Linux host 2.4.17 #2 SMP Tue Feb 12 15:10:04 CET 2002 i686 unknown
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//
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// PC FreeBSD 3.3:
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// FreeBSD host.example.com 3.3-STABLE FreeBSD 3.3-STABLE #0: Mon Feb 21 00:42:31 CET 2000 root@example.com:/usr/src/sys/compile/CONFIG i386
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//
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// PC FreeBSD 4.3:
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// FreeBSD host.example.com 4.3-RELEASE FreeBSD 4.3-RELEASE #1: Mon Jun 25 11:19:43 EDT 2001 root@example.com:/usr/src/sys/compile/CONFIG i386
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//
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// PC FreeBSD 4.5:
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// FreeBSD host.example.com 4.5-STABLE FreeBSD 4.5-STABLE #0: Wed Feb 6 23:59:23 CET 2002 root@example.com:/usr/src/sys/compile/CONFIG i386
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//
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// PC FreeBSD 4.5 w/uname from GNU shellutils:
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// FreeBSD host.example.com 4.5-STABLE FreeBSD 4.5-STABLE #0: Wed Feb i386 unknown
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//
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// HP 9000/712 HP-UX 10:
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// HP-UX iq B.10.10 A 9000/712 2008429113 two-user license
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//
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// HP 9000/712 HP-UX 10 w/uname from GNU shellutils:
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// HP-UX host B.10.10 A 9000/712 unknown
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//
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// IBM RS6000/550 AIX 4.3:
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// AIX host 3 4 000003531C00
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//
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// AIX 4.3 w/uname from GNU shellutils:
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// AIX host 3 4 000003531C00 unknown
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//
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// SGI Onyx IRIX 6.5 w/uname from GNU shellutils:
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// IRIX64 host 6.5 01091820 IP19 mips
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//
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// SGI Onyx IRIX 6.5:
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// IRIX64 host 6.5 01091820 IP19
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//
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// SparcStation 20 Solaris 8 w/uname from GNU shellutils:
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// SunOS host.example.com 5.8 Generic_108528-12 sun4m sparc
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//
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// SparcStation 20 Solaris 8:
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// SunOS host.example.com 5.8 Generic_108528-12 sun4m sparc SUNW,SPARCstation-20
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//
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// Mac OS X (Darwin)
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// Darwin home-eden.local 7.5.0 Darwin Kernel Version 7.5.0: Thu Aug 5 19:26:16 PDT 2004; root:xnu/xnu-517.7.21.obj~3/RELEASE_PPC Power Macintosh
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//
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// Mac OS X early versions
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//
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// }}}
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/* TODO:
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* - define endianness, to allow matchSignature("bigend") etc.
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*/
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/**
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* Retrieves information about the current operating system
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*
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* This class uses php_uname() to grok information about the current OS
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*
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* @category pear
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* @package PEAR
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* @author Stig Bakken <ssb@php.net>
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* @author Gregory Beaver <cellog@php.net>
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* @copyright 1997-2020 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @version Release: 1.10.15
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* @link http://pear.php.net/package/PEAR
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* @since Class available since Release 0.1
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*/
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class OS_Guess
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{
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var $sysname;
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var $nodename;
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var $cpu;
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var $release;
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var $extra;
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function __construct($uname = null)
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{
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list($this->sysname,
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$this->release,
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$this->cpu,
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$this->extra,
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$this->nodename) = $this->parseSignature($uname);
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}
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function parseSignature($uname = null)
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{
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static $sysmap = array(
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'HP-UX' => 'hpux',
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'IRIX64' => 'irix',
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);
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static $cpumap = array(
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'i586' => 'i386',
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'i686' => 'i386',
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'ppc' => 'powerpc',
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);
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if ($uname === null) {
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$uname = php_uname();
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}
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$parts = preg_split('/\s+/', trim($uname));
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$n = count($parts);
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$release = $machine = $cpu = '';
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$sysname = $parts[0];
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$nodename = $parts[1];
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$cpu = $parts[$n-1];
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$extra = '';
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if ($cpu == 'unknown') {
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$cpu = $parts[$n - 2];
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}
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switch ($sysname) {
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case 'AIX' :
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$release = "$parts[3].$parts[2]";
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break;
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case 'Windows' :
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$release = $parts[1];
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if ($release == '95/98') {
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$release = '9x';
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}
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$cpu = 'i386';
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break;
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case 'Linux' :
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$extra = $this->_detectGlibcVersion();
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// use only the first two digits from the kernel version
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$release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]);
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break;
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case 'Mac' :
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$sysname = 'darwin';
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$nodename = $parts[2];
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$release = $parts[3];
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$cpu = $this->_determineIfPowerpc($cpu, $parts);
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break;
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case 'Darwin' :
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$cpu = $this->_determineIfPowerpc($cpu, $parts);
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$release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]);
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break;
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default:
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$release = preg_replace('/-.*/', '', $parts[2]);
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break;
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}
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if (isset($sysmap[$sysname])) {
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$sysname = $sysmap[$sysname];
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} else {
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$sysname = strtolower($sysname);
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}
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if (isset($cpumap[$cpu])) {
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$cpu = $cpumap[$cpu];
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}
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return array($sysname, $release, $cpu, $extra, $nodename);
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}
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function _determineIfPowerpc($cpu, $parts)
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{
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$n = count($parts);
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if ($cpu == 'Macintosh' && $parts[$n - 2] == 'Power') {
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$cpu = 'powerpc';
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}
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return $cpu;
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}
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function _detectGlibcVersion()
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{
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static $glibc = false;
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if ($glibc !== false) {
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return $glibc; // no need to run this multiple times
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}
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$major = $minor = 0;
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include_once "System.php";
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// Let's try reading possible libc.so.6 symlinks
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$libcs = array(
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'/lib64/libc.so.6',
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'/lib/libc.so.6',
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'/lib/i386-linux-gnu/libc.so.6'
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);
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$versions = array();
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foreach ($libcs as $file) {
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$versions = $this->_readGlibCVersionFromSymlink($file);
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if ($versions != []) {
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list($major, $minor) = $versions;
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break;
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}
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}
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// Use glibc's <features.h> header file to
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// get major and minor version number:
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if (!($major && $minor)) {
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$versions = $this->_readGlibCVersionFromFeaturesHeaderFile();
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}
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if (is_array($versions) && $versions != []) {
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list($major, $minor) = $versions;
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}
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if (!($major && $minor)) {
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return $glibc = '';
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}
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return $glibc = "glibc{$major}.{$minor}";
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}
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function _readGlibCVersionFromSymlink($file)
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{
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$versions = array();
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if (@is_link($file)
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&& (preg_match('/^libc-(.*)\.so$/', basename(readlink($file)), $matches))
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) {
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$versions = explode('.', $matches[1]);
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}
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return $versions;
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}
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function _readGlibCVersionFromFeaturesHeaderFile()
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{
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$features_header_file = '/usr/include/features.h';
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if (!(@file_exists($features_header_file)
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&& @is_readable($features_header_file))
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) {
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return array();
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}
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if (!@file_exists('/usr/bin/cpp') || !@is_executable('/usr/bin/cpp')) {
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return $this->_parseFeaturesHeaderFile($features_header_file);
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} // no cpp
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return $this->_fromGlibCTest();
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}
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function _parseFeaturesHeaderFile($features_header_file)
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{
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$features_file = fopen($features_header_file, 'rb');
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while (!feof($features_file)) {
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$line = fgets($features_file, 8192);
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if (!$this->_IsADefinition($line)) {
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continue;
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}
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if (strpos($line, '__GLIBC__')) {
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// major version number #define __GLIBC__ version
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$line = preg_split('/\s+/', $line);
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$glibc_major = trim($line[2]);
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if (isset($glibc_minor)) {
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break;
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}
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continue;
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}
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if (strpos($line, '__GLIBC_MINOR__')) {
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// got the minor version number
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// #define __GLIBC_MINOR__ version
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$line = preg_split('/\s+/', $line);
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$glibc_minor = trim($line[2]);
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if (isset($glibc_major)) {
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break;
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}
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}
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}
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fclose($features_file);
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if (!isset($glibc_major) || !isset($glibc_minor)) {
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return array();
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}
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return array(trim($glibc_major), trim($glibc_minor));
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}
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function _IsADefinition($line)
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{
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if ($line === false) {
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return false;
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}
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return strpos(trim($line), '#define') !== false;
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}
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function _fromGlibCTest()
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{
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$major = null;
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$minor = null;
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$tmpfile = System::mktemp("glibctest");
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$fp = fopen($tmpfile, "w");
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fwrite($fp, "#include <features.h>\n__GLIBC__ __GLIBC_MINOR__\n");
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fclose($fp);
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$cpp = popen("/usr/bin/cpp $tmpfile", "r");
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while ($line = fgets($cpp, 1024)) {
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if ($line[0] == '#' || trim($line) == '') {
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continue;
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}
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if (list($major, $minor) = explode(' ', trim($line))) {
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break;
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}
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}
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pclose($cpp);
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unlink($tmpfile);
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if ($major !== null && $minor !== null) {
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return [$major, $minor];
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}
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}
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function getSignature()
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{
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if (empty($this->extra)) {
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return "{$this->sysname}-{$this->release}-{$this->cpu}";
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}
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return "{$this->sysname}-{$this->release}-{$this->cpu}-{$this->extra}";
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}
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function getSysname()
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{
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return $this->sysname;
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}
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function getNodename()
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{
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return $this->nodename;
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}
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function getCpu()
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{
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return $this->cpu;
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}
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function getRelease()
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{
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return $this->release;
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}
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function getExtra()
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{
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return $this->extra;
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}
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function matchSignature($match)
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{
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$fragments = is_array($match) ? $match : explode('-', $match);
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$n = count($fragments);
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$matches = 0;
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if ($n > 0) {
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$matches += $this->_matchFragment($fragments[0], $this->sysname);
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}
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if ($n > 1) {
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$matches += $this->_matchFragment($fragments[1], $this->release);
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}
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if ($n > 2) {
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$matches += $this->_matchFragment($fragments[2], $this->cpu);
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}
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if ($n > 3) {
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$matches += $this->_matchFragment($fragments[3], $this->extra);
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}
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return ($matches == $n);
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}
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function _matchFragment($fragment, $value)
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|
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{
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||
|
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if (strcspn($fragment, '*?') < strlen($fragment)) {
|
||
|
|
$expression = str_replace(
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|
|
array('*', '?', '/'),
|
||
|
|
array('.*', '.', '\\/'),
|
||
|
|
$fragment
|
||
|
|
);
|
||
|
|
$reg = '/^' . $expression . '\\z/';
|
||
|
|
return preg_match($reg, $value);
|
||
|
|
}
|
||
|
|
return ($fragment == '*' || !strcasecmp($fragment, $value));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/*
|
||
|
|
* Local Variables:
|
||
|
|
* indent-tabs-mode: nil
|
||
|
|
* c-basic-offset: 4
|
||
|
|
* End:
|
||
|
|
*/
|