1 files changed, 35 insertions, 0 deletions
diff --git a/libtrivfs/cntl-clean.c b/libtrivfs/cntl-clean.c
new file mode 100644
index 00000000..a010828f
--- /dev/null
+++ b/libtrivfs/cntl-clean.c
@@ -0,0 +1,35 @@
+/* 
+   Copyright (C) 1994, 1996, 1997 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"
+
+/* Clean pointers in a struct trivfs_control when its last reference
+   vanishes before it's freed. */
+void
+trivfs_clean_cntl (void *arg)
+{
+  struct trivfs_control *cntl = arg;
+  
+  mach_port_destroy (mach_task_self (), cntl->filesys_id);
+  mach_port_destroy (mach_task_self (), cntl->file_id);
+  mach_port_deallocate (mach_task_self (), cntl->underlying);
+
+  trivfs_remove_control_port_class (cntl->pi.class);
+  trivfs_remove_port_bucket (cntl->pi.bucket);
+  trivfs_remove_protid_port_class (cntl->protid_class);
+  trivfs_remove_port_bucket (cntl->protid_bucket);
+}