note 67183 added to function.shell-exec
| From: | rustleb at hotmail dot com | Date: | Mon, 05 Jun 2006 08:45:37 +0000 |
| Subject: | note 67183 added to function.shell-exec | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-113229@lists.php.net to get a copy of this message | ||
For capturing stdout and stderr, when you don't care about the intermediate files, I've
had better results with . . .
<?php
function cmd_exec($cmd, &$stdout, &$stderr)
{
$outfile = tempnam(".", "cmd");
$errfile = tempnam(".", "cmd");
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("file", $outfile, "w"),
2 => array("file", $errfile, "w")
);
$proc = proc_open($cmd, $descriptorspec, $pipes);
if (!is_resource($proc)) return 255;
fclose($pipes[0]); //Don't really want to give any input
$exit = proc_close($proc);
$stdout = file($outfile);
$stderr = file($errfile);
unlink($outfile);
unlink($errfile);
return $exit;
}
?>
This isn't much different than a redirection, except it takes care of the temp files for you
(you may need to change the directory from ".") and it blocks automatically due to the
proc_close call. This mimics the shell_exec behavior, plus gets you stderr.
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Manual Page -- http://www.php.net/manual/en/function.shell-exec.php
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