1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/htl/pt-mutexattr-setprotocol.c b/sysdeps/htl/pt-mutexattr-setprotocol.c
new file mode 100644
index 0000000000..ffd21c26d7
--- /dev/null
+++ b/sysdeps/htl/pt-mutexattr-setprotocol.c
@@ -0,0 +1,40 @@
+/* pthread_mutexattr_setprotocol.  Generic version.
+   Copyright (C) 2002-2018 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#include <pthread.h>
+#include <pt-internal.h>
+
+int
+pthread_mutexattr_setprotocol (pthread_mutexattr_t *attr, int protocol)
+{
+  if (protocol == __pthread_default_mutexattr.__protocol)
+    {
+      attr->__protocol = protocol;
+      return 0;
+    }
+
+  switch (protocol)
+    {
+    case PTHREAD_PRIO_NONE:
+    case PTHREAD_PRIO_INHERIT:
+    case PTHREAD_PRIO_PROTECT:
+      return ENOTSUP;
+    default:
+      return EINVAL;
+    }
+}