diff options
Diffstat (limited to 'nuttx/sched/pthread_conddestroy.c')
-rw-r--r-- | nuttx/sched/pthread_conddestroy.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/nuttx/sched/pthread_conddestroy.c b/nuttx/sched/pthread_conddestroy.c new file mode 100644 index 000000000..11292e639 --- /dev/null +++ b/nuttx/sched/pthread_conddestroy.c @@ -0,0 +1,88 @@ +/**************************************************************************** + * sched/pthread_conddestroy.c + * + * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <pthread.h> +#include <debug.h> +#include <errno.h> +#include "pthread_internal.h" + +/**************************************************************************** + * Global Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: pthread_cond_destroy + * + * Description: + * A thread can delete condition variables. + * + * Parameters: + * None + * + * Return Value: + * None + * + * Assumptions: + * + ****************************************************************************/ + +int pthread_cond_destroy(FAR pthread_cond_t *cond) +{ + int ret = OK; + + sdbg("cond=0x%p\n", cond); + + if (!cond) + { + ret = EINVAL; + } + + /* Destroy the semaphore contained in the structure */ + + else if (sem_destroy((sem_t*)&cond->sem) != OK) + { + ret = EINVAL; + } + + sdbg("Returning %d\n", ret); + return ret; +} + |