incubator-nuttx/libs/libc/pthread/pthread_attr_getstacksize.c

67 lines
2.2 KiB
C

/****************************************************************************
* libs/libc/pthread/pthread_attr_getstacksize.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <pthread.h>
#include <errno.h>
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: pthread_attr_getstacksize
*
* Description:
* The pthread_attr_getstack() function shall get the thread creation stack
* attributes stacksize from the attr object.
*
* Input Parameters:
* attr - thread attributes to be queried.
* stacksize - stack size pointer
*
* Returned Value:
* 0 if successful. Otherwise, an error code.
*
* Assumptions:
*
****************************************************************************/
int pthread_attr_getstacksize(FAR const pthread_attr_t *attr,
FAR size_t *stacksize)
{
int ret;
if (!stacksize)
{
ret = EINVAL;
}
else
{
*stacksize = attr->stacksize;
ret = OK;
}
return ret;
}