Initial revision

1 files changed, 38 insertions, 0 deletions

diff --git a/libdiskfs/node-drop.c b/libdiskfs/node-drop.c
new file mode 100644
index 00000000..b1303f23
--- /dev/null
+++ b/libdiskfs/node-drop.c
@@ -0,0 +1,38 @@
+/* 
+   Copyright (C) 1994 Free Software Foundation
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include "priv.h"
+
+/* Node NP now has no more references; clean all state.  The
+   _diskfs_node_refcnt_lock must be held.  */
+void
+diskfs_drop_node (struct node *np)
+{
+  fshelp_kill_translator (&np->translator);
+  if (np->dn_stat.st_nlink == 0)
+    {
+      assert (!readonly);
+      diskfs_node_truncate (np, 0);
+      np->dn_stat.st_mode = 0;
+      np->dn_stat.st_rdev = 0;
+      np->dn_set_ctime = np->dn_set_atime = 1;
+      node_update (np, 1);
+      diskfs_free_disknode (np);
+    }
+}
+
+