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[Process] Fix write access check for pipes on Windows

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This commit is contained in:
Nicolas Grekas 2016-07-25 22:35:22 +02:00
parent c4069a4016
commit 66e694ed57
1 changed files with 10 additions and 7 deletions
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17
src/Symfony/Component/Process/Pipes/WindowsPipes.php
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@ -52,27 +52,30 @@ class WindowsPipes extends AbstractPipes
Process::STDERR => Process::ERR,
);
$tmpDir = sys_get_temp_dir();
if (!@fopen($file = $tmpDir.'\\sf_proc_00.check', 'wb')) {
throw new RuntimeException('A temporary file could not be opened to write the process output to, verify that your TEMP environment variable is writable');
}
@unlink($file);
$error = 'unknown reason';
set_error_handler(function ($type, $msg) use (&$error) { $error = $msg; });
for ($i = 0;; ++$i) {
foreach ($pipes as $pipe => $name) {
$file = sprintf('%s\\sf_proc_%02X.%s', $tmpDir, $i, $name);
if (file_exists($file) && !@unlink($file)) {
if (file_exists($file) && !unlink($file)) {
continue 2;
}
$h = @fopen($file, 'xb');
$h = fopen($file, 'xb');
if (!$h && false === strpos($error, 'File exists')) {
restore_error_handler();
throw new RuntimeException(sprintf('A temporary file could not be opened to write the process output: %s', $error));
}
if (!$h || !$this->fileHandles[$pipe] = fopen($file, 'rb')) {
continue 2;
}
if (isset($this->files[$pipe])) {
@unlink($this->files[$pipe]);
unlink($this->files[$pipe]);
}
$this->files[$pipe] = $file;
}
break;
}
restore_error_handler();
}
parent::__construct($input);