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--TEST--
Test symlink(), linkinfo(), link() and is_link() functions : usage variations - link & lstat[dev] value
--SKIPIF--
<?php
if (substr(PHP_OS, 0, 3) == 'WIN') {
die('skip no symlinks on Windows');
}
?>
--FILE--
<?php
/* Prototype: bool symlink ( string $target, string $link );
Description: creates a symbolic link to the existing target with the specified name link
Prototype: bool is_link ( string $filename );
Description: Tells whether the given file is a symbolic link.
Prototype: bool link ( string $target, string $link );
Description: Create a hard link
Prototype: int linkinfo ( string $path );
Description: Gets information about a link
*/
/* Variation 9 : Check lstat of soft/hard link created
Check linkinfo() value with lstat['dev']
*/
// temp file used
$file_path = dirname(__FILE__);
$dirname = $file_path."/symlink_link_linkinfo_is_link_variation9";
mkdir($dirname);
$filename = "$dirname/symlink_link_linkinfo_is_link_variation9.tmp";
// soft link name used
$soft_link = "$dirname/symlink_link_linkinfo_is_link_softlink_variation9.tmp";
// hard link name used
$hard_link = "$dirname/symlink_link_linkinfo_is_link_hardlink_variation9.tmp";
// create the file
$fp = fopen($filename, "w");
fclose($fp);
echo "*** Checking lstat() on soft link ***\n";
// create soft link
var_dump( symlink($filename, $soft_link) );
// confirming that linkinfo() = lstat['dev'] , this should always match
$linkinfo = linkinfo($soft_link);
$s1 = lstat($soft_link);
echo "linkinfo() returns : $linkinfo\n";
echo "lstat() returns lstat['dev'] as $s1[0]\n";
if( $s1[0] == $linkinfo )
echo "\nlinkinfo() value matches lstat['dev']\n";
else
echo "\nWarning: linkinfo() value doesnt match lstat['dev']\n";
// delete link
unlink($soft_link);
echo "\n*** Checking lstat() on hard link ***\n";
// create hard link
var_dump( link($filename, $hard_link) );
// confirming that linkinfo() = lstat['dev'] , this should always match
$linkinfo = linkinfo($hard_link);
$s1 = lstat($hard_link);
echo "linkinfo() returns : $linkinfo\n";
echo "lstat() returns lstat['dev'] as $s1[0]\n";
if( $s1[0] == $linkinfo )
echo "\nlinkinfo() value matches lstat['dev']\n";
else
echo "\nWarning: linkinfo() value doesnt match lstat['dev']\n";
// delete link
unlink($hard_link);
echo "\n*** Checking lstat() on a soft link to directory ***\n";
// create soft link
var_dump( symlink($dirname, $soft_link) );
// confirming that linkinfo() = lstat['dev'], this should always match
$linkinfo = linkinfo($soft_link);
$s1 = lstat($soft_link);
echo "linkinfo() returns : $linkinfo\n";
echo "lstat() returns lstat['dev'] as $s1[0]\n";
if( $s1[0] == $linkinfo )
echo "\nlinkinfo() value matches lstat['dev']\n";
else
echo "\nWarning: linkinfo() value doesnt match lstat['dev']\n";
// delete link
unlink($soft_link);
echo "Done\n";
?>
--CLEAN--
<?php
$file_path = dirname(__FILE__);
$dirname = $file_path."/symlink_link_linkinfo_is_link_variation9";
$filename = "$dirname/symlink_link_linkinfo_is_link_variation9.tmp";
unlink($filename);
rmdir($dirname);
?>
--EXPECTF--
*** Checking lstat() on soft link ***
bool(true)
linkinfo() returns : %d
lstat() returns lstat['dev'] as %d
linkinfo() value matches lstat['dev']
*** Checking lstat() on hard link ***
bool(true)
linkinfo() returns : %d
lstat() returns lstat['dev'] as %d
linkinfo() value matches lstat['dev']
*** Checking lstat() on a soft link to directory ***
bool(true)
linkinfo() returns : %d
lstat() returns lstat['dev'] as %d
linkinfo() value matches lstat['dev']
Done