[5146] | 1 | <?php |
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| 2 | /** |
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| 3 | * The OS_Guess class |
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| 4 | * |
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| 5 | * PHP versions 4 and 5 |
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| 6 | * |
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| 7 | * @category pear |
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| 8 | * @package PEAR |
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| 9 | * @author Stig Bakken <ssb@php.net> |
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| 10 | * @author Gregory Beaver <cellog@php.net> |
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| 11 | * @copyright 1997-2009 The Authors |
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| 12 | * @license http://opensource.org/licenses/bsd-license.php New BSD License |
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| 13 | * @version CVS: $Id: Guess.php 313023 2011-07-06 19:17:11Z dufuz $ |
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| 14 | * @link http://pear.php.net/package/PEAR |
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| 15 | * @since File available since PEAR 0.1 |
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| 16 | */ |
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| 17 | |
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| 18 | // {{{ uname examples |
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| 19 | |
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| 20 | // php_uname() without args returns the same as 'uname -a', or a PHP-custom |
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| 21 | // string for Windows. |
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| 22 | // PHP versions prior to 4.3 return the uname of the host where PHP was built, |
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| 23 | // as of 4.3 it returns the uname of the host running the PHP code. |
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| 24 | // |
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| 25 | // PC RedHat Linux 7.1: |
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| 26 | // Linux host.example.com 2.4.2-2 #1 Sun Apr 8 20:41:30 EDT 2001 i686 unknown |
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| 27 | // |
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| 28 | // PC Debian Potato: |
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| 29 | // Linux host 2.4.17 #2 SMP Tue Feb 12 15:10:04 CET 2002 i686 unknown |
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| 30 | // |
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| 31 | // PC FreeBSD 3.3: |
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| 32 | // 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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| 33 | // |
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| 34 | // PC FreeBSD 4.3: |
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| 35 | // 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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| 36 | // |
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| 37 | // PC FreeBSD 4.5: |
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| 38 | // 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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| 39 | // |
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| 40 | // PC FreeBSD 4.5 w/uname from GNU shellutils: |
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| 41 | // FreeBSD host.example.com 4.5-STABLE FreeBSD 4.5-STABLE #0: Wed Feb i386 unknown |
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| 42 | // |
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| 43 | // HP 9000/712 HP-UX 10: |
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| 44 | // HP-UX iq B.10.10 A 9000/712 2008429113 two-user license |
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| 45 | // |
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| 46 | // HP 9000/712 HP-UX 10 w/uname from GNU shellutils: |
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| 47 | // HP-UX host B.10.10 A 9000/712 unknown |
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| 48 | // |
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| 49 | // IBM RS6000/550 AIX 4.3: |
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| 50 | // AIX host 3 4 000003531C00 |
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| 51 | // |
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| 52 | // AIX 4.3 w/uname from GNU shellutils: |
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| 53 | // AIX host 3 4 000003531C00 unknown |
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| 54 | // |
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| 55 | // SGI Onyx IRIX 6.5 w/uname from GNU shellutils: |
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| 56 | // IRIX64 host 6.5 01091820 IP19 mips |
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| 57 | // |
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| 58 | // SGI Onyx IRIX 6.5: |
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| 59 | // IRIX64 host 6.5 01091820 IP19 |
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| 60 | // |
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| 61 | // SparcStation 20 Solaris 8 w/uname from GNU shellutils: |
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| 62 | // SunOS host.example.com 5.8 Generic_108528-12 sun4m sparc |
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| 63 | // |
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| 64 | // SparcStation 20 Solaris 8: |
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| 65 | // SunOS host.example.com 5.8 Generic_108528-12 sun4m sparc SUNW,SPARCstation-20 |
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| 66 | // |
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| 67 | // Mac OS X (Darwin) |
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| 68 | // 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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| 69 | // |
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| 70 | // Mac OS X early versions |
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| 71 | // |
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| 72 | |
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| 73 | // }}} |
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| 74 | |
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| 75 | /* TODO: |
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| 76 | * - define endianness, to allow matchSignature("bigend") etc. |
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| 77 | */ |
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| 78 | |
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| 79 | /** |
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| 80 | * Retrieves information about the current operating system |
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| 81 | * |
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| 82 | * This class uses php_uname() to grok information about the current OS |
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| 83 | * |
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| 84 | * @category pear |
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| 85 | * @package PEAR |
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| 86 | * @author Stig Bakken <ssb@php.net> |
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| 87 | * @author Gregory Beaver <cellog@php.net> |
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| 88 | * @copyright 1997-2009 The Authors |
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| 89 | * @license http://opensource.org/licenses/bsd-license.php New BSD License |
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| 90 | * @version Release: 1.9.4 |
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| 91 | * @link http://pear.php.net/package/PEAR |
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| 92 | * @since Class available since Release 0.1 |
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| 93 | */ |
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| 94 | class OS_Guess |
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| 95 | { |
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| 96 | var $sysname; |
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| 97 | var $nodename; |
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| 98 | var $cpu; |
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| 99 | var $release; |
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| 100 | var $extra; |
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| 101 | |
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| 102 | function OS_Guess($uname = null) |
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| 103 | { |
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| 104 | list($this->sysname, |
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| 105 | $this->release, |
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| 106 | $this->cpu, |
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| 107 | $this->extra, |
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| 108 | $this->nodename) = $this->parseSignature($uname); |
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| 109 | } |
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| 110 | |
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| 111 | function parseSignature($uname = null) |
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| 112 | { |
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| 113 | static $sysmap = array( |
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| 114 | 'HP-UX' => 'hpux', |
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| 115 | 'IRIX64' => 'irix', |
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| 116 | ); |
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| 117 | static $cpumap = array( |
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| 118 | 'i586' => 'i386', |
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| 119 | 'i686' => 'i386', |
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| 120 | 'ppc' => 'powerpc', |
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| 121 | ); |
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| 122 | if ($uname === null) { |
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| 123 | $uname = php_uname(); |
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| 124 | } |
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| 125 | $parts = preg_split('/\s+/', trim($uname)); |
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| 126 | $n = count($parts); |
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| 127 | |
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| 128 | $release = $machine = $cpu = ''; |
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| 129 | $sysname = $parts[0]; |
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| 130 | $nodename = $parts[1]; |
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| 131 | $cpu = $parts[$n-1]; |
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| 132 | $extra = ''; |
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| 133 | if ($cpu == 'unknown') { |
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| 134 | $cpu = $parts[$n - 2]; |
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| 135 | } |
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| 136 | |
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| 137 | switch ($sysname) { |
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| 138 | case 'AIX' : |
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| 139 | $release = "$parts[3].$parts[2]"; |
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| 140 | break; |
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| 141 | case 'Windows' : |
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| 142 | switch ($parts[1]) { |
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| 143 | case '95/98': |
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| 144 | $release = '9x'; |
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| 145 | break; |
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| 146 | default: |
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| 147 | $release = $parts[1]; |
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| 148 | break; |
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| 149 | } |
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| 150 | $cpu = 'i386'; |
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| 151 | break; |
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| 152 | case 'Linux' : |
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| 153 | $extra = $this->_detectGlibcVersion(); |
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| 154 | // use only the first two digits from the kernel version |
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| 155 | $release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]); |
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| 156 | break; |
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| 157 | case 'Mac' : |
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| 158 | $sysname = 'darwin'; |
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| 159 | $nodename = $parts[2]; |
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| 160 | $release = $parts[3]; |
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| 161 | if ($cpu == 'Macintosh') { |
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| 162 | if ($parts[$n - 2] == 'Power') { |
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| 163 | $cpu = 'powerpc'; |
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| 164 | } |
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| 165 | } |
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| 166 | break; |
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| 167 | case 'Darwin' : |
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| 168 | if ($cpu == 'Macintosh') { |
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| 169 | if ($parts[$n - 2] == 'Power') { |
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| 170 | $cpu = 'powerpc'; |
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| 171 | } |
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| 172 | } |
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| 173 | $release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]); |
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| 174 | break; |
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| 175 | default: |
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| 176 | $release = preg_replace('/-.*/', '', $parts[2]); |
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| 177 | break; |
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| 178 | } |
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| 179 | |
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| 180 | if (isset($sysmap[$sysname])) { |
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| 181 | $sysname = $sysmap[$sysname]; |
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| 182 | } else { |
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| 183 | $sysname = strtolower($sysname); |
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| 184 | } |
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| 185 | if (isset($cpumap[$cpu])) { |
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| 186 | $cpu = $cpumap[$cpu]; |
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| 187 | } |
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| 188 | return array($sysname, $release, $cpu, $extra, $nodename); |
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| 189 | } |
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| 190 | |
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| 191 | function _detectGlibcVersion() |
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| 192 | { |
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| 193 | static $glibc = false; |
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| 194 | if ($glibc !== false) { |
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| 195 | return $glibc; // no need to run this multiple times |
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| 196 | } |
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| 197 | $major = $minor = 0; |
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| 198 | include_once "System.php"; |
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| 199 | // Use glibc's <features.h> header file to |
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| 200 | // get major and minor version number: |
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| 201 | if (@file_exists('/usr/include/features.h') && |
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| 202 | @is_readable('/usr/include/features.h')) { |
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| 203 | if (!@file_exists('/usr/bin/cpp') || !@is_executable('/usr/bin/cpp')) { |
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| 204 | $features_file = fopen('/usr/include/features.h', 'rb'); |
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| 205 | while (!feof($features_file)) { |
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| 206 | $line = fgets($features_file, 8192); |
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| 207 | if (!$line || (strpos($line, '#define') === false)) { |
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| 208 | continue; |
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| 209 | } |
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| 210 | if (strpos($line, '__GLIBC__')) { |
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| 211 | // major version number #define __GLIBC__ version |
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| 212 | $line = preg_split('/\s+/', $line); |
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| 213 | $glibc_major = trim($line[2]); |
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| 214 | if (isset($glibc_minor)) { |
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| 215 | break; |
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| 216 | } |
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| 217 | continue; |
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| 218 | } |
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| 219 | |
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| 220 | if (strpos($line, '__GLIBC_MINOR__')) { |
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| 221 | // got the minor version number |
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| 222 | // #define __GLIBC_MINOR__ version |
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| 223 | $line = preg_split('/\s+/', $line); |
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| 224 | $glibc_minor = trim($line[2]); |
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| 225 | if (isset($glibc_major)) { |
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| 226 | break; |
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| 227 | } |
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| 228 | continue; |
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| 229 | } |
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| 230 | } |
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| 231 | fclose($features_file); |
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| 232 | if (!isset($glibc_major) || !isset($glibc_minor)) { |
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| 233 | return $glibc = ''; |
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| 234 | } |
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| 235 | return $glibc = 'glibc' . trim($glibc_major) . "." . trim($glibc_minor) ; |
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| 236 | } // no cpp |
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| 237 | |
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| 238 | $tmpfile = System::mktemp("glibctest"); |
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| 239 | $fp = fopen($tmpfile, "w"); |
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| 240 | fwrite($fp, "#include <features.h>\n__GLIBC__ __GLIBC_MINOR__\n"); |
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| 241 | fclose($fp); |
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| 242 | $cpp = popen("/usr/bin/cpp $tmpfile", "r"); |
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| 243 | while ($line = fgets($cpp, 1024)) { |
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| 244 | if ($line{0} == '#' || trim($line) == '') { |
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| 245 | continue; |
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| 246 | } |
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| 247 | |
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| 248 | if (list($major, $minor) = explode(' ', trim($line))) { |
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| 249 | break; |
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| 250 | } |
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| 251 | } |
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| 252 | pclose($cpp); |
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| 253 | unlink($tmpfile); |
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| 254 | } // features.h |
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| 255 | |
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| 256 | if (!($major && $minor) && @is_link('/lib/libc.so.6')) { |
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| 257 | // Let's try reading the libc.so.6 symlink |
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| 258 | if (preg_match('/^libc-(.*)\.so$/', basename(readlink('/lib/libc.so.6')), $matches)) { |
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| 259 | list($major, $minor) = explode('.', $matches[1]); |
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| 260 | } |
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| 261 | } |
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| 262 | |
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| 263 | if (!($major && $minor)) { |
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| 264 | return $glibc = ''; |
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| 265 | } |
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| 266 | |
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| 267 | return $glibc = "glibc{$major}.{$minor}"; |
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| 268 | } |
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| 269 | |
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| 270 | function getSignature() |
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| 271 | { |
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| 272 | if (empty($this->extra)) { |
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| 273 | return "{$this->sysname}-{$this->release}-{$this->cpu}"; |
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| 274 | } |
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| 275 | return "{$this->sysname}-{$this->release}-{$this->cpu}-{$this->extra}"; |
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| 276 | } |
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| 277 | |
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| 278 | function getSysname() |
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| 279 | { |
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| 280 | return $this->sysname; |
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| 281 | } |
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| 282 | |
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| 283 | function getNodename() |
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| 284 | { |
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| 285 | return $this->nodename; |
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| 286 | } |
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| 287 | |
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| 288 | function getCpu() |
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| 289 | { |
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| 290 | return $this->cpu; |
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| 291 | } |
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| 292 | |
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| 293 | function getRelease() |
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| 294 | { |
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| 295 | return $this->release; |
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| 296 | } |
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| 297 | |
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| 298 | function getExtra() |
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| 299 | { |
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| 300 | return $this->extra; |
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| 301 | } |
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| 302 | |
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| 303 | function matchSignature($match) |
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| 304 | { |
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| 305 | $fragments = is_array($match) ? $match : explode('-', $match); |
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| 306 | $n = count($fragments); |
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| 307 | $matches = 0; |
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| 308 | if ($n > 0) { |
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| 309 | $matches += $this->_matchFragment($fragments[0], $this->sysname); |
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| 310 | } |
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| 311 | if ($n > 1) { |
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| 312 | $matches += $this->_matchFragment($fragments[1], $this->release); |
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| 313 | } |
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| 314 | if ($n > 2) { |
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| 315 | $matches += $this->_matchFragment($fragments[2], $this->cpu); |
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| 316 | } |
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| 317 | if ($n > 3) { |
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| 318 | $matches += $this->_matchFragment($fragments[3], $this->extra); |
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| 319 | } |
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| 320 | return ($matches == $n); |
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| 321 | } |
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| 322 | |
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| 323 | function _matchFragment($fragment, $value) |
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| 324 | { |
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| 325 | if (strcspn($fragment, '*?') < strlen($fragment)) { |
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| 326 | $reg = '/^' . str_replace(array('*', '?', '/'), array('.*', '.', '\\/'), $fragment) . '\\z/'; |
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| 327 | return preg_match($reg, $value); |
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| 328 | } |
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| 329 | return ($fragment == '*' || !strcasecmp($fragment, $value)); |
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| 330 | } |
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| 331 | |
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| 332 | } |
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| 333 | /* |
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| 334 | * Local Variables: |
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| 335 | * indent-tabs-mode: nil |
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| 336 | * c-basic-offset: 4 |
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| 337 | * End: |
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| 338 | */ |
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