mirror of
https://github.com/eclipse-threadx/threadx.git
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95 lines
5.1 KiB
C
95 lines
5.1 KiB
C
/***************************************************************************
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* Copyright (c) 2024 Microsoft Corporation
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*
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* This program and the accompanying materials are made available under the
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* terms of the MIT License which is available at
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* https://opensource.org/licenses/MIT.
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*
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* SPDX-License-Identifier: MIT
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**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** POSIX wrapper for THREADX */
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/** */
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/** */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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/* Include necessary system files. */
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#include "tx_api.h" /* Threadx API */
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#include "pthread.h" /* Posix API */
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#include "px_int.h" /* Posix helper functions */
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* pthread_attr_setschedparam PORTABLE C */
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/* 6.1.7 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function sets the scheduling parameters attribute for the */
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/* pthread attributes object. */
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/* */
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/* */
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/* INPUT */
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/* */
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/* attr Address of the thread attributes */
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/* sched_param Address of structure containing the */
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/* scheduling parameters to set */
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/* */
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/* */
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/* OUTPUT */
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/* */
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/* 0 if successful */
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/* Value in case of any error */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* Application Code */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 06-02-2021 William E. Lamie Initial Version 6.1.7 */
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/* */
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/**************************************************************************/
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INT pthread_attr_setschedparam(pthread_attr_t *attr,struct sched_param *param)
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{
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/* First check the attribute object is already destroyed? */
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if (attr->inuse == TX_FALSE)
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{
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posix_errno = EINVAL;
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posix_set_pthread_errno(EINVAL);
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return(EINVAL);
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}
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if (param->sched_priority == 0)
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{
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posix_errno = EINVAL;
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posix_set_pthread_errno(EINVAL);
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return(EINVAL);
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}
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if(param->sched_priority >= PX_LOWEST_PRIORITY && param->sched_priority <= PX_HIGHEST_PRIORITY )
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{
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attr->sched_attr.sched_priority = param->sched_priority;
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}
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return(OK);
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}
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