1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/htl/sem-getvalue.c b/sysdeps/htl/sem-getvalue.c
new file mode 100644
index 0000000000..a63e573013
--- /dev/null
+++ b/sysdeps/htl/sem-getvalue.c
@@ -0,0 +1,32 @@
+/* Get the value of a semaphore.  Generic version.
+   Copyright (C) 2005-2018 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 <semaphore.h>
+#include <pt-internal.h>
+
+int
+__sem_getvalue (sem_t *restrict sem, int *restrict value)
+{
+  __pthread_spin_lock (&sem->__lock);
+  *value = sem->__value;
+  __pthread_spin_unlock (&sem->__lock);
+
+  return 0;
+}
+
+strong_alias (__sem_getvalue, sem_getvalue);