lock directories shown in a folder window so we don't get into troubl…

…e with the automounter

thunar/thunar-folder.c

@@ -31,6 +31,8 @@
 
 #define DEBUG_FILE_CHANGES FALSE
 
+#include <fcntl.h>
+
 
 
 /* property identifiers */
@@ -119,6 +121,9 @@ struct _ThunarFolder
   ThunarFileMonitor *file_monitor;
 
   GFileMonitor      *monitor;
+
+  int dir_lock_fd;
+
 };
 
 
@@ -250,6 +255,7 @@ thunar_folder_init (ThunarFolder *folder)
 
   folder->monitor = NULL;
   folder->reload_info = FALSE;
+  folder->dir_lock_fd=-1;
 }
 
 
@@ -317,6 +323,13 @@ thunar_folder_finalize (GObject *object)
   /* release references to the current files */
   thunar_g_file_list_free (folder->files);
 
+
+  if (folder->dir_lock_fd>=0) {
+      close (folder->dir_lock_fd);
+      folder->dir_lock_fd=-1;
+  }
+
+
   (*G_OBJECT_CLASS (thunar_folder_parent_class)->finalize) (object);
 }
 
@@ -890,6 +903,14 @@ thunar_folder_get_for_file (ThunarFile *file)
 
       /* schedule the loading of the folder */
       thunar_folder_reload (folder, FALSE);
+
+      GFile* gfile = thunar_file_get_file(file);
+      if (gfile) {
+          char *path=g_file_get_path (gfile);
+          if (path) {
+              folder->dir_lock_fd=open(path,O_RDONLY+O_DIRECTORY);
+          }
+      }
     }
 
   return folder;