Get directory mtime to update correctly

diff --git a/yaffs_guts.c b/yaffs_guts.c
index d89b87af44eced13f0f7bd0a584581cc579f2914..5435c1f2f02a12988bc1e5a17965578130928dcf 100644 (file)
--- a/yaffs_guts.c
+++ b/yaffs_guts.c
@@ -12,7 +12,7 @@
  */
 
 const char *yaffs_guts_c_version =
-    "$Id: yaffs_guts.c,v 1.82 2009-03-09 04:24:17 charles Exp $";
+    "$Id: yaffs_guts.c,v 1.83 2009-05-25 02:27:36 charles Exp $";
 
 #include "yportenv.h"
 
@@ -49,6 +49,7 @@ static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND,
                                const yaffs_ExtendedTags *tags);
 
 /* Other local prototypes */
+static void yaffs_UpdateParent(yaffs_Object *obj);
 static int yaffs_UnlinkObject(yaffs_Object *obj);
 static int yaffs_ObjectHasCachedWriteData(yaffs_Object *obj);
 
@@ -2345,6 +2346,7 @@ static yaffs_Object *yaffs_MknodObject(yaffs_ObjectType type,
                        in = NULL;
                }
 
+               yaffs_UpdateParent(parent);
        }
 
        return in;
@@ -2499,6 +2501,9 @@ int yaffs_RenameObject(yaffs_Object *oldDir, const YCHAR *oldName,
                                                existingTarget->objectId);
                        yaffs_UnlinkObject(existingTarget);
                }
+               yaffs_UpdateParent(oldDir);
+               if(newDir != oldDir)
+                       yaffs_UpdateParent(newDir);
 
                return yaffs_ChangeObjectName(obj, newDir, newName, 1, 0);
        }
@@ -5230,6 +5235,9 @@ static int yaffs_UnlinkWorker(yaffs_Object *obj)
                immediateDeletion = 1;
 #endif
 
+       if(obj)
+               yaffs_UpdateParent(obj->parent);
+
        if (obj->variantType == YAFFS_OBJECT_TYPE_HARDLINK) {
                return yaffs_DeleteHardLink(obj);
        } else if (!ylist_empty(&obj->hardLinks)) {
@@ -6666,6 +6674,26 @@ static void yaffs_VerifyDirectory(yaffs_Object *directory)
        }
 }
 
+/*
+ *yaffs_UpdateParent() handles fixing a directories mtime when a new
+ * link (ie. name) is created or deleted in the directory.
+ *
+ * ie.
+ *   create dir/a : update dir's mtime
+ *   rm dir/a:   update dir's mtime
+ *   modify dir/a: don't update dir's mtimme.
+ */
+ 
+static void yaffs_UpdateParent(yaffs_Object *obj)
+{
+       if(!obj)
+               return;
+
+       obj->dirty = 1;
+       obj->yst_mtime = Y_CURRENT_TIME;
+
+       yaffs_UpdateObjectHeader(obj,NULL,0,0,0);
+}
 
 static void yaffs_RemoveObjectFromDirectory(yaffs_Object *obj)
 {
@@ -6683,11 +6711,10 @@ static void yaffs_RemoveObjectFromDirectory(yaffs_Object *obj)
 
        ylist_del_init(&obj->siblings);
        obj->parent = NULL;
-
+       
        yaffs_VerifyDirectory(parent);
 }
 
-
 static void yaffs_AddObjectToDirectory(yaffs_Object *directory,
                                        yaffs_Object *obj)
 {