1 files changed, 36 insertions, 0 deletions
diff --git a/cpukit/score/src/apimutexislocked.c b/cpukit/score/src/apimutexislocked.c
new file mode 100644
index 0000000000..804ce4a6ce
--- /dev/null
+++ b/cpukit/score/src/apimutexislocked.c
@@ -0,0 +1,36 @@
+/**
+ * @file
+ *
+ * @brief Check if the specified API mutex is locked.
+ *
+ * @ingroup ScoreAPIMutex
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2015.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/score/apimutex.h>
+#include <rtems/score/coremuteximpl.h>
+#include <rtems/score/threadimpl.h>
+
+bool _API_Mutex_Is_Locked( API_Mutex_Control *the_mutex )
+{
+  bool      is_locked;
+  ISR_Level level;
+
+  _ISR_Disable( level );
+    is_locked = _CORE_mutex_Is_locked( &the_mutex->Mutex );
+  _ISR_Enable( level );
+
+  return is_locked;
+}