array("pipe", "r"), 1 => array("pipe", "w"), 2 => STDERR); $oldOutput = getenv('CV_OUTPUT'); putenv("CV_OUTPUT=json"); $process = proc_open($cmd, $descriptorSpec, $pipes, __DIR__); putenv("CV_OUTPUT=$oldOutput"); fclose($pipes[0]); $result = stream_get_contents($pipes[1]); fclose($pipes[1]); if (proc_close($process) !== 0) { throw new RuntimeException("Command failed ($cmd):\n$result"); } switch ($decode) { case 'raw': return $result; case 'phpcode': // If the last output is /*PHPCODE*/, then we managed to complete execution. if (substr(trim($result), 0, 12) !== "/*BEGINPHP*/" || substr(trim($result), -10) !== "/*ENDPHP*/") { throw new \RuntimeException("Command failed ($cmd):\n$result"); } return $result; case 'json': return json_decode($result, 1); default: throw new RuntimeException("Bad decoder format ($decode)"); } }