Public Member Functions
	__construct ($uname=null)
	_detectGlibcVersion ()
	_determineIfPowerpc ($cpu, $parts)
	_fromGlibCTest ()
	_IsADefinition ($line)
	_matchFragment ($fragment, $value)
	_parseFeaturesHeaderFile ($features_header_file)
	_readGlibCVersionFromFeaturesHeaderFile ()
	_readGlibCVersionFromSymlink ($file)
	getCpu ()
	getExtra ()
	getNodename ()
	getRelease ()
	getSignature ()
	getSysname ()
	matchSignature ($match)
	parseSignature ($uname=null)

Data Fields
	$cpu
	$extra
	$nodename
	$release
	$sysname

Detailed Description

Definition at line 93 of file Guess.php.

Constructor & Destructor Documentation

◆ __construct()

__construct ( $uname = null )

Definition at line 101 of file Guess.php.

    {
        list($this->sysname,
             $this->release,
             $this->cpu,
             $this->extra,
             $this->nodename) = $this->parseSignature($uname);
    }

References parseSignature().

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Member Function Documentation

◆ _detectGlibcVersion()

_detectGlibcVersion ( )

Definition at line 187 of file Guess.php.

    {
        static $glibc = false;
        if ($glibc !== false) {
            return $glibc; // no need to run this multiple times
        }
        $major = $minor = 0;
        include_once "System.php";
 
        // Let's try reading possible libc.so.6 symlinks
        $libcs = array(
            '/lib64/libc.so.6',
            '/lib/libc.so.6',
            '/lib/i386-linux-gnu/libc.so.6'
        );
        $versions = array();
        foreach ($libcs as $file) {
            $versions = $this->_readGlibCVersionFromSymlink($file);
            if ($versions != []) {
                list($major, $minor) = $versions;
                break;
            }
        }
 
        // Use glibc's <features.h> header file to
        // get major and minor version number:
        if (!($major && $minor)) {
            $versions = $this->_readGlibCVersionFromFeaturesHeaderFile();
        }
        if (is_array($versions) && $versions != []) {
            list($major, $minor) = $versions;
        }
 
        if (!($major && $minor)) {
            return $glibc = '';
        }
 
        return $glibc = "glibc{$major}.{$minor}";
    }

References _readGlibCVersionFromFeaturesHeaderFile(), and _readGlibCVersionFromSymlink().

Referenced by parseSignature().

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◆ _determineIfPowerpc()

_determineIfPowerpc	(		$cpu,
			$parts )

Definition at line 178 of file Guess.php.

    {
        $n = count($parts);
        if ($cpu == 'Macintosh' && $parts[$n - 2] == 'Power') {
            $cpu = 'powerpc';
        }
        return $cpu;
    }

References $cpu.

Referenced by parseSignature().

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◆ _fromGlibCTest()

_fromGlibCTest ( )

Definition at line 297 of file Guess.php.

    {
        $major = null;
        $minor = null;
 
        $tmpfile = System::mktemp("glibctest");
        $fp = fopen($tmpfile, "w");
        fwrite($fp, "#include <features.h>\n__GLIBC__ __GLIBC_MINOR__\n");
        fclose($fp);
        $cpp = popen("/usr/bin/cpp $tmpfile", "r");
        while ($line = fgets($cpp, 1024)) {
            if ($line[0] == '#' || trim($line) == '') {
                continue;
            }
 
            if (list($major, $minor) = explode(' ', trim($line))) {
                break;
            }
        }
        pclose($cpp);
        unlink($tmpfile);
        if ($major !== null && $minor !== null) {
            return [$major, $minor];
        }
    }

Referenced by _readGlibCVersionFromFeaturesHeaderFile().

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◆ _IsADefinition()

_IsADefinition ( $line )

Definition at line 289 of file Guess.php.

    {
        if ($line === false) {
            return false;
        }
        return strpos(trim($line), '#define') !== false;
    }

Referenced by _parseFeaturesHeaderFile().

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◆ _matchFragment()

_matchFragment	(		$fragment,
			$value )

Definition at line 376 of file Guess.php.

    {
        if (strcspn($fragment, '*?') < strlen($fragment)) {
            $expression = str_replace(
                array('*', '?', '/'),
                array('.*', '.', '\\/'),
                $fragment
            );
            $reg = '/^' . $expression . '\\z/';
            return preg_match($reg, $value);
        }
        return ($fragment == '*' || !strcasecmp($fragment, $value));
    }

Referenced by matchSignature().

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◆ _parseFeaturesHeaderFile()

_parseFeaturesHeaderFile ( $features_header_file )

Definition at line 254 of file Guess.php.

    {
        $features_file = fopen($features_header_file, 'rb');
        while (!feof($features_file)) {
            $line = fgets($features_file, 8192);
            if (!$this->_IsADefinition($line)) {
                continue;
            }
            if (strpos($line, '__GLIBC__')) {
                // major version number #define __GLIBC__ version
                $line = preg_split('/\s+/', $line);
                $glibc_major = trim($line[2]);
                if (isset($glibc_minor)) {
                    break;
                }
                continue;
            }
 
            if (strpos($line, '__GLIBC_MINOR__')) {
                // got the minor version number
                // #define __GLIBC_MINOR__ version
                $line = preg_split('/\s+/', $line);
                $glibc_minor = trim($line[2]);
                if (isset($glibc_major)) {
                    break;
                }
            }
        }
        fclose($features_file);
        if (!isset($glibc_major) || !isset($glibc_minor)) {
            return array();
        }
        return array(trim($glibc_major), trim($glibc_minor));
    }

References _IsADefinition().

Referenced by _readGlibCVersionFromFeaturesHeaderFile().

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◆ _readGlibCVersionFromFeaturesHeaderFile()

_readGlibCVersionFromFeaturesHeaderFile ( )

Definition at line 239 of file Guess.php.

    {
        $features_header_file = '/usr/include/features.h';
        if (!(@file_exists($features_header_file)
            && @is_readable($features_header_file))
        ) {
            return array();
        }
        if (!@file_exists('/usr/bin/cpp') || !@is_executable('/usr/bin/cpp')) {
            return $this->_parseFeaturesHeaderFile($features_header_file);
        } // no cpp
 
        return $this->_fromGlibCTest();
    }

References _fromGlibCTest(), and _parseFeaturesHeaderFile().

Referenced by _detectGlibcVersion().

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◆ _readGlibCVersionFromSymlink()

_readGlibCVersionFromSymlink ( $file )

Definition at line 227 of file Guess.php.

    {
        $versions = array();
        if (@is_link($file)
            && (preg_match('/^libc-(.*)\.so$/', basename(readlink($file)), $matches))
        ) {
            $versions = explode('.', $matches[1]);
        }
        return $versions;
    }

Referenced by _detectGlibcVersion().

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◆ getCpu()

getCpu ( )

Definition at line 341 of file Guess.php.

    {
        return $this->cpu;
    }

References $cpu.

◆ getExtra()

getExtra ( )

Definition at line 351 of file Guess.php.

    {
        return $this->extra;
    }

References $extra.

◆ getNodename()

getNodename ( )

Definition at line 336 of file Guess.php.

    {
        return $this->nodename;
    }

References $nodename.

◆ getRelease()

getRelease ( )

Definition at line 346 of file Guess.php.

    {
        return $this->release;
    }

References $release.

◆ getSignature()

getSignature ( )

Definition at line 323 of file Guess.php.

    {
        if (empty($this->extra)) {
            return "{$this->sysname}-{$this->release}-{$this->cpu}";
        }
        return "{$this->sysname}-{$this->release}-{$this->cpu}-{$this->extra}";
    }

◆ getSysname()

getSysname ( )

Definition at line 331 of file Guess.php.

    {
        return $this->sysname;
    }

References $sysname.

◆ matchSignature()

matchSignature ( $match )

Definition at line 356 of file Guess.php.

    {
        $fragments = is_array($match) ? $match : explode('-', $match);
        $n = count($fragments);
        $matches = 0;
        if ($n > 0) {
            $matches += $this->_matchFragment($fragments[0], $this->sysname);
        }
        if ($n > 1) {
            $matches += $this->_matchFragment($fragments[1], $this->release);
        }
        if ($n > 2) {
            $matches += $this->_matchFragment($fragments[2], $this->cpu);
        }
        if ($n > 3) {
            $matches += $this->_matchFragment($fragments[3], $this->extra);
        }
        return ($matches == $n);
    }

References _matchFragment().

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◆ parseSignature()

parseSignature ( $uname = null )

Definition at line 110 of file Guess.php.

    {
        static $sysmap = array(
            'HP-UX' => 'hpux',
            'IRIX64' => 'irix',
        );
        static $cpumap = array(
            'i586' => 'i386',
            'i686' => 'i386',
            'ppc' => 'powerpc',
        );
        if ($uname === null) {
            $uname = php_uname();
        }
        $parts = preg_split('/\s+/', trim($uname));
        $n = count($parts);
 
        $release  = $machine = $cpu = '';
        $sysname  = $parts[0];
        $nodename = $parts[1];
        $cpu      = $parts[$n-1];
        $extra = '';
        if ($cpu == 'unknown') {
            $cpu = $parts[$n - 2];
        }
 
        switch ($sysname) {
            case 'AIX' :
                $release = "$parts[3].$parts[2]";
                break;
            case 'Windows' :
                $release = $parts[1];
                if ($release == '95/98') {
                    $release = '9x';
                }
                $cpu = 'i386';
                break;
            case 'Linux' :
                $extra = $this->_detectGlibcVersion();
                // use only the first two digits from the kernel version
                $release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]);
                break;
            case 'Mac' :
                $sysname = 'darwin';
                $nodename = $parts[2];
                $release = $parts[3];
                $cpu = $this->_determineIfPowerpc($cpu, $parts);
                break;
            case 'Darwin' :
                $cpu = $this->_determineIfPowerpc($cpu, $parts);
                $release = preg_replace('/^([0-9]+\.[0-9]+).*/', '\1', $parts[2]);
                break;
            default:
                $release = preg_replace('/-.*/', '', $parts[2]);
                break;
        }
 
        if (isset($sysmap[$sysname])) {
            $sysname = $sysmap[$sysname];
        } else {
            $sysname = strtolower($sysname);
        }
        if (isset($cpumap[$cpu])) {
            $cpu = $cpumap[$cpu];
        }
        return array($sysname, $release, $cpu, $extra, $nodename);
    }

References $cpu, $extra, $nodename, $release, $sysname, _detectGlibcVersion(), and _determineIfPowerpc().

Referenced by __construct().

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Field Documentation

◆ $cpu

$cpu

Definition at line 97 of file Guess.php.

Referenced by _determineIfPowerpc(), getCpu(), and parseSignature().

◆ $extra

$extra

Definition at line 99 of file Guess.php.

Referenced by getExtra(), and parseSignature().

◆ $nodename

$nodename

Definition at line 96 of file Guess.php.

Referenced by getNodename(), and parseSignature().

◆ $release

$release

Definition at line 98 of file Guess.php.

Referenced by getRelease(), and parseSignature().

◆ $sysname

$sysname

Definition at line 95 of file Guess.php.

Referenced by getSysname(), and parseSignature().

The documentation for this class was generated from the following file:

E:/Bearsampp-development/sandbox/core/libs/php/pear/pear/OS/Guess.php

Public Member Functions

Data Fields

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ _detectGlibcVersion()

◆ _determineIfPowerpc()

◆ _fromGlibCTest()

◆ _IsADefinition()

◆ _matchFragment()

◆ _parseFeaturesHeaderFile()

◆ _readGlibCVersionFromFeaturesHeaderFile()

◆ _readGlibCVersionFromSymlink()

◆ getCpu()

◆ getExtra()

◆ getNodename()

◆ getRelease()

◆ getSignature()

◆ getSysname()

◆ matchSignature()

◆ parseSignature()

Field Documentation

◆ $cpu

◆ $extra

◆ $nodename

◆ $release

◆ $sysname