Fix build. If we are logging to STDERR, we don't have to write to the...

Fix build. If we are logging to STDERR, we don't have to write to the filesystem anyway, so why checking?

lib/SimpleSAML/Logger/LoggingHandlerFile.php

@@ -32,8 +32,8 @@ class SimpleSAML_Logger_LoggingHandlerFile implements SimpleSAML_Logger_LoggingH
         SimpleSAML\Logger::INFO    => 'INFO',
         SimpleSAML\Logger::DEBUG   => 'DEBUG',
     );
-    private $processname = null;
-    private $format;
+    protected $processname = null;
+    protected $format;
 
 
     /**

lib/SimpleSAML/Logger/StandardError.php

@@ -18,7 +18,8 @@ class StandardError extends \SimpleSAML_Logger_LoggingHandlerFile
      */
     public function __construct()
     {
-        parent::__construct();
+        $config = \SimpleSAML_Configuration::getInstance();
+        $this->processname = $config->getString('logging.processname', 'SimpleSAMLphp');
         $this->logFile = 'php://stderr';
     }
 }