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execx.php
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Sun, Nov 24, 08:14

execx.php
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<?php
/**
* Execute a command and capture stdout and stderr. If the command exits with
* a nonzero error code, a @{class:CommandException} will be thrown. If you need
* to manually handle error conditions, use @{function:exec_manual}.
*
* list ($stdout, $stderr) = execx('ls %s', $file);
*
* @param string sprintf()-style command pattern to execute.
* @param ... Arguments to sprintf pattern.
* @return array List of stdout and stderr.
* @group exec
*/
function execx($cmd /* , ... */) {
$args = func_get_args();
$future = newv('ExecFuture', $args);
return $future->resolvex();
}
/**
* Execute a command and capture stdout, stderr, and the return value.
*
* list ($err, $stdout, $stderr) = exec_manual('ls %s', $file);
*
* When invoking this function, you must manually handle the error
* condition. Error flows can often be simplified by using @{function:execx}
* instead, which throws an exception when it encounters an error.
*
* @param string sprintf()-style command pattern to execute.
* @param ... Arguments to sprintf pattern.
* @return array List of return code, stdout, and stderr.
* @group exec
*/
function exec_manual($cmd /* , ... */) {
$args = func_get_args();
$ef = newv('ExecFuture', $args);
return $ef->resolve();
}
/**
* Execute a command which takes over stdin, stdout and stderr, similar to
* passthru(), but which preserves TTY semantics, escapes arguments, and is
* traceable.
*
* @param string sprintf()-style command pattern to execute.
* @param ... Arguments to sprintf pattern.
* @return int Return code.
* @group exec
*/
function phutil_passthru($cmd /* , ... */) {
$args = func_get_args();
$command = call_user_func_array('csprintf', $args);
$profiler = PhutilServiceProfiler::getInstance();
$call_id = $profiler->beginServiceCall(
array(
'type' => 'exec',
'subtype' => 'passthru',
'command' => $command,
));
$spec = array(STDIN, STDOUT, STDERR);
$pipes = array();
if (phutil_is_windows()) {
// Without 'bypass_shell', things like launching vim don't work properly,
// and we can't execute commands with spaces in them, and all commands
// invoked from git bash fail horridly, and everything is a mess in general.
$options = array(
'bypass_shell' => true,
);
$proc = @proc_open($command, $spec, $pipes, null, null, $options);
} else {
$proc = @proc_open($command, $spec, $pipes);
}
if ($proc === false) {
$err = 1;
} else {
$err = proc_close($proc);
}
$profiler->endServiceCall(
$call_id,
array(
'err' => $err,
));
return $err;
}

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