1 files changed, 38 insertions, 0 deletions
diff --git a/libpthread/nptl/pthread_mutex_destroy.c b/libpthread/nptl/pthread_mutex_destroy.c
new file mode 100644
index 000000000..f487d617a
--- /dev/null
+++ b/libpthread/nptl/pthread_mutex_destroy.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include "pthreadP.h"
+
+
+int
+__pthread_mutex_destroy (
+     pthread_mutex_t *mutex)
+{
+  if ((mutex->__data.__kind & PTHREAD_MUTEX_ROBUST_NORMAL_NP) == 0
+      && mutex->__data.__nusers != 0)
+    return EBUSY;
+
+  /* Set to an invalid value.  */
+  mutex->__data.__kind = -1;
+
+  return 0;
+}
+strong_alias (__pthread_mutex_destroy, pthread_mutex_destroy)
+INTDEF(__pthread_mutex_destroy)