Tweaks to process open code.

plugins/TorrentFiles/tab_files.py

@@ -55,7 +55,7 @@ class FilesTabManager(FilesBaseManager):
                                  convert_path_to_child_path(path)
                 file_name = self.file_store.get_value(
                                 self.file_store.get_iter(child_path), 0)
-                os.system('%s "%s" &' % (self.file_viewer, 
+                os.popen4('%s "%s"' % (self.file_viewer, 
                                        os.path.join(save_dir, file_name)))
         except KeyError:
             pass

src/interface.py

@@ -657,7 +657,7 @@ class DelugeGTK:
                     torrent_path = os.path.join(torrent_path,
                                                 file["path"].split("/", 1)[0])
                     
-                os.system('%s "%s"' % (file_manager, torrent_path))
+                os.popen4('%s "%s"' % (file_manager, torrent_path))
         except KeyError:
             pass