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- /* Copyright (C) 2002-2022 Free Software Foundation, Inc.
- This file is part of GCC.
- GCC is free software; you can redistribute it and/or modify it under
- the terms of the GNU General Public License as published by the Free
- Software Foundation; either version 3, or (at your option) any later
- version.
- GCC 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 General Public License
- for more details.
- Under Section 7 of GPL version 3, you are granted additional
- permissions described in the GCC Runtime Library Exception, version
- 3.1, as published by the Free Software Foundation.
- You should have received a copy of the GNU General Public License and
- a copy of the GCC Runtime Library Exception along with this program;
- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- <http://www.gnu.org/licenses/>. */
- /* Threads compatibility routines for libgcc2 for VxWorks.
- This file implements the GTHREAD_HAS_COND part of the interface
- exposed by gthr-vxworks.h. */
- #include "gthr.h"
- #if __GTHREAD_HAS_COND
- #include <taskLib.h>
- /* --------------------------- Condition Variables ------------------------ */
- void
- __gthread_cond_init (__gthread_cond_t *cond)
- {
- if (!cond)
- return;
- *cond = semBCreate (SEM_Q_FIFO, SEM_EMPTY);
- }
- int
- __gthread_cond_destroy (__gthread_cond_t *cond)
- {
- if (!cond)
- return ERROR;
- return __CHECK_RESULT (semDelete (*cond));
- }
- int
- __gthread_cond_broadcast (__gthread_cond_t *cond)
- {
- if (!cond)
- return ERROR;
- return __CHECK_RESULT (semFlush (*cond));
- }
- int
- __gthread_cond_wait (__gthread_cond_t *cond,
- __gthread_mutex_t *mutex)
- {
- if (!cond)
- return ERROR;
- if (!mutex)
- return ERROR;
- int ret = __CHECK_RESULT (semExchange (*mutex, *cond, WAIT_FOREVER));
- __RETURN_ERRNO_IF_NOT_OK (semTake (*mutex, WAIT_FOREVER));
- return ret;
- }
- int
- __gthread_cond_wait_recursive (__gthread_cond_t *cond,
- __gthread_recursive_mutex_t *mutex)
- {
- return __gthread_cond_wait (cond, mutex);
- }
- #endif
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