From 2e56aabdb1035bd102713382dd03e9b0955eb1f2 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Thu, 11 Nov 2021 09:00:03 +0100 Subject: score: Move _Thread_queue_Extract() Move _Thread_queue_Extract() since this function is not used by the core services (threads, semaphores, mutexes, message queues). Update #4546. --- cpukit/score/src/threadqextract.c | 57 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 cpukit/score/src/threadqextract.c (limited to 'cpukit/score/src/threadqextract.c') diff --git a/cpukit/score/src/threadqextract.c b/cpukit/score/src/threadqextract.c new file mode 100644 index 0000000000..0c6efedbaf --- /dev/null +++ b/cpukit/score/src/threadqextract.c @@ -0,0 +1,57 @@ +/** + * @file + * + * @ingroup RTEMSScoreThreadQueue + * + * @brief This source file contains the implementation of + * _Thread_queue_Extract(). + */ + +/* + * COPYRIGHT (c) 1989-2014. + * On-Line Applications Research Corporation (OAR). + * + * Copyright (c) 2015, 2016 embedded brains GmbH. + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include + +void _Thread_queue_Extract( Thread_Control *the_thread ) +{ + Thread_queue_Context queue_context; + Thread_queue_Queue *queue; + + _Thread_queue_Context_initialize( &queue_context ); + _Thread_queue_Context_clear_priority_updates( &queue_context ); + _Thread_Wait_acquire( the_thread, &queue_context ); + + queue = the_thread->Wait.queue; + + if ( queue != NULL ) { + _Thread_Wait_remove_request( the_thread, &queue_context.Lock_context ); + _Thread_queue_Context_set_MP_callout( + &queue_context, + _Thread_queue_MP_callout_do_nothing + ); +#if defined(RTEMS_MULTIPROCESSING) + _Thread_queue_MP_set_callout( the_thread, &queue_context ); +#endif + ( *the_thread->Wait.operations->extract )( + queue, + the_thread, + &queue_context + ); + _Thread_queue_Resume( queue, the_thread, &queue_context ); + } else { + _Thread_Wait_release( the_thread, &queue_context ); + } +} -- cgit v1.2.3