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

72 lines
2.2 KiB
C

/****************************************************************************
* libs/libc/pthread/pthread_attr_getschedpolicy.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 <sys/types.h>
#include <pthread.h>
#include <string.h>
#include <debug.h>
#include <errno.h>
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: pthread_attr_getschedpolicy
*
* Description:
* Obtain the scheduling algorithm attribute.
*
* Input Parameters:
* attr
* policy
*
* Returned Value:
* 0 if successful. Otherwise, an error code.
*
* Assumptions:
*
****************************************************************************/
int pthread_attr_getschedpolicy(FAR const pthread_attr_t *attr,
FAR int *policy)
{
int ret;
linfo("attr=%p policy=%p\n", attr, policy);
if (!attr || !policy)
{
ret = EINVAL;
}
else
{
*policy = attr->policy;
ret = OK;
}
linfo("Returning %d\n", ret);
return ret;
}