1 files changed, 39 insertions, 0 deletions
diff --git a/nptl/thrd_sleep.c b/nptl/thrd_sleep.c
new file mode 100644
index 0000000000..85736edd32
--- /dev/null
+++ b/nptl/thrd_sleep.c
@@ -0,0 +1,39 @@
+/* C11 threads thread sleep implementation.
+   Copyright (C) 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 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <time.h>
+#include <sysdep-cancel.h>
+
+#include "thrd_priv.h"
+
+int
+thrd_sleep (const struct timespec* time_point, struct timespec* remaining)
+{
+  INTERNAL_SYSCALL_DECL (err);
+  int ret = INTERNAL_SYSCALL_CANCEL (nanosleep, err, time_point, remaining);
+  if (INTERNAL_SYSCALL_ERROR_P (ret, err))
+    {
+      /* C11 states thrd_sleep function returns -1 if it has been interrupted
+	 by a signal, or a negative value if it fails.  */
+      ret = INTERNAL_SYSCALL_ERRNO (ret, err);
+      if (ret == EINTR)
+	return -1;
+      return -2;
+    }
+  return 0;
+}