note 74155 added to function.flock
| From: | WillReiher at osu1 dot php dot net | Date: | Wed, 28 Mar 2007 00:52:07 +0000 |
| Subject: | note 74155 added to function.flock | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-124860@lists.php.net to get a copy of this message | ||
I've been testing a few custom file access functions but I always liked the simplicity of
file_get_contents(). Of course it doesn't seem to respect any file locks created with flock().
I created the function below to wrap around file_get_contents() so it can support locked files.
It's an odd way of doing it but it works for me.
function flock_get_contents($filename){
$return = FALSE;
if(is_string($filename) && !empty($filename)){
if(is_readable($filename)){
if($handle = @fopen($filename, 'r')){
while(!$return){
if(flock($handle, LOCK_SH)){
if($return = file_get_contents($filename)){
flock($handle, LOCK_UN);
}
}
}
fclose($handle);
}
}
}
return $return;
}
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