comparison data/fileio/FileSource.cpp @ 1465:cee1be4fb8c1

Fix some compiler warnings

     }
 
     QDir dir;
     try {
         dir = TempDirectory::getInstance()->getSubDirectoryPath("download");
-    } catch (DirectoryCreationFailed f) {
+    } catch (const DirectoryCreationFailed &f) {
 #ifdef DEBUG_FILE_SOURCE
         cerr << "FileSource::createCacheFile: ERROR: Failed to create temporary directory: " << f.what() << endl;
 #endif
         return false;
     }