mirror of
https://github.com/php/php-src.git
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266 lines
8.0 KiB
PHP
266 lines
8.0 KiB
PHP
<?php
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//
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// +----------------------------------------------------------------------+
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// | PHP Version 5 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2004 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available through the world-wide-web at the following url: |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Authors: Stig Bakken <ssb@php.net> |
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// | |
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// +----------------------------------------------------------------------+
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//
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// $Id$
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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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// }}}
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/* TODO:
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* - define endianness, to allow matchSignature("bigend") etc.
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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 $extra;
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function OS_Guess($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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// Darwin?
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);
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static $cpumap = array(
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'i586' => 'i386',
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'i686' => 'i386',
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);
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if ($uname === null) {
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$uname = php_uname();
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}
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$parts = split('[[:space:]]+', 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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switch ($parts[1]) {
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case '95/98':
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$release = '9x';
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break;
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default:
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$release = $parts[1];
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break;
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}
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$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 = ereg_replace('^([[:digit:]]+\.[[:digit:]]+).*', '\1', $parts[2]);
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break;
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default:
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$release = ereg_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, $nodename);
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}
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function _detectGlibcVersion()
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{
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// Use glibc's <features.h> header file to
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// get major and minor version number:
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include_once "System.php";
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$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 $tmpfile", "r");
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$major = $minor = 0;
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while ($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 && $minor) && is_link('/lib/libc.so.6')) {
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// Let's try reading the libc.so.6 symlink
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if (ereg('^libc-([.*])\.so$', basename(readlink('/lib/libc.so.6')), $matches)) {
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list($major, $minor) = explode('.', $matches);
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}
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}
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if (!($major && $minor)) {
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return '';
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}
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return "glibc{$major}.{$minor}";
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}
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function getSignature()
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{
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if (empty($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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if (is_array($match)) {
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$fragments = $match;
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} else {
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$fragments = explode('-', $match);
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}
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$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, $value)
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{
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if (strcspn($fragment, '*?') < strlen($fragment)) {
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$reg = '^' . str_replace(array('*', '?', '/'), array('.*', '.', '\\/'), $fragment) . '$';
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return eregi($reg, $value);
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}
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return ($fragment == '*' || !strcasecmp($fragment, $value));
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}
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}
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/*
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* Local Variables:
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* indent-tabs-mode: nil
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* c-basic-offset: 4
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* End:
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*/
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?>
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