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-rw-r--r--cpukit/include/rtems/thread.h66
1 files changed, 56 insertions, 10 deletions
diff --git a/cpukit/include/rtems/thread.h b/cpukit/include/rtems/thread.h
index feee612d22..c3d7de67f4 100644
--- a/cpukit/include/rtems/thread.h
+++ b/cpukit/include/rtems/thread.h
@@ -1,15 +1,37 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSAPISelfContainedObjects
+ *
+ * @brief This header file provides the API of
+ * @ref RTEMSAPISelfContainedObjects.
+ */
+
/*
- * Copyright (c) 2017 embedded brains GmbH. All rights reserved.
+ * Copyright (c) 2017 embedded brains GmbH & Co. KG
*
- * embedded brains GmbH
- * Dornierstr. 4
- * 82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * 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.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _RTEMS_THREAD_H
@@ -32,6 +54,16 @@ void _Semaphore_Post_binary(struct _Semaphore_Control *);
typedef struct _Mutex_Control rtems_mutex;
+/**
+ * @defgroup RTEMSAPISelfContainedObjects Self-Contained Objects
+ *
+ * @ingroup RTEMSAPI
+ *
+ * @brief This group contains the self-contained objects API.
+ *
+ * @{
+ */
+
#define RTEMS_MUTEX_INITIALIZER( name ) _MUTEX_NAMED_INITIALIZER( name )
static __inline void rtems_mutex_init( rtems_mutex *mutex, const char *name )
@@ -54,6 +86,11 @@ static __inline void rtems_mutex_lock( rtems_mutex *mutex )
_Mutex_Acquire( mutex );
}
+static __inline int rtems_mutex_try_lock( rtems_mutex *mutex )
+{
+ return _Mutex_Try_acquire( mutex );
+}
+
static __inline void rtems_mutex_unlock( rtems_mutex *mutex )
{
_Mutex_Release( mutex );
@@ -97,6 +134,13 @@ static __inline void rtems_recursive_mutex_lock(
_Mutex_recursive_Acquire( mutex );
}
+static __inline int rtems_recursive_mutex_try_lock(
+ rtems_recursive_mutex *mutex
+)
+{
+ return _Mutex_recursive_Try_acquire( mutex );
+}
+
static __inline void rtems_recursive_mutex_unlock(
rtems_recursive_mutex *mutex
)
@@ -151,7 +195,7 @@ static __inline void rtems_condition_variable_signal(
rtems_condition_variable *condition_variable
)
{
- _Condition_Broadcast( condition_variable );
+ _Condition_Signal( condition_variable );
}
static __inline void rtems_condition_variable_broadcast(
@@ -284,6 +328,8 @@ static __inline void rtems_binary_semaphore_destroy(
_Semaphore_Destroy( &binary_semaphore->Semaphore );
}
+/** @} */
+
__END_DECLS
#endif /* _RTEMS_THREAD_H */