incubator-nuttx/libs/libc/spawn/lib_psa_getschedpolicy.c

59 lines
2.2 KiB
C

/****************************************************************************
* libs/libc/spawn/lib_psa_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 <nuttx/config.h>
#include <spawn.h>
#include <assert.h>
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: posix_spawnattr_getschedpolicy
*
* Description:
* The posix_spawnattr_getschedpolicy() function shall obtain the value
* of the spawn-schedpolicy attribute from the attributes object referenced
* by attr.
*
* Input Parameters:
* attr - The address spawn attributes to be queried.
* policy - The location to return the scheduler policy
*
* Returned Value:
* On success, these functions return 0; on failure they return an error
* number from <errno.h>.
*
****************************************************************************/
int posix_spawnattr_getschedpolicy(FAR const posix_spawnattr_t *attr,
FAR int *policy)
{
DEBUGASSERT(attr && policy);
*policy = (int)attr->policy;
return OK;
}