Reapply fix for EXPORT_C problem in backend.dll, which got lost in the merge - bug 2971
// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// Name : pthread_attr_setschedparam.cpp
// Part of : PThread library
// pthread_attr_setschedparam call implementation.
// Version:
//
#include <pthread.h>
#include <errno.h>
#include "threadglobals.h"
#include "threadcreate.h"
EXPORT_C int pthread_attr_setschedparam(pthread_attr_t *attrib,
const struct sched_param *param)
{
THR_PRINTF("[pthread] Begin pthread_attr_setschedparam\n");
_pthread_attr *thAttrPtr;
if ((NULL == attrib) || (NULL == param))
{
THR_PRINTF("[pthread] End of pthread_attr_setschedparam\n");
return EINVAL;
}
thAttrPtr = (_pthread_attr*) attrib;
if ((param->sched_priority < MIN_RR_PRIORITY) ||
(param->sched_priority > MAX_RR_PRIORITY) ||
(thAttrPtr->sp.sched_priority < MIN_RR_PRIORITY) ||
(thAttrPtr->sp.sched_priority > MAX_RR_PRIORITY))
{
THR_PRINTF("[pthread] End of pthread_attr_setschedparam\n");
return EINVAL;
}
memcpy (&thAttrPtr->sp, param, sizeof (struct sched_param));
/* Mapping POSIX priorities to Symbian Threads priorities
POSIX Symbian
--------- ------------------
0 - 49 => EPriorityMuchLess
50 - 99 => EPriorityLess
100 - 149 => EPriorityNormal
150 - 199 => EPriorityMore
200 - 255 => EPriorityMuchMore
*/
switch (param->sched_priority / 50)
{
case 0:
thAttrPtr->priority = EPriorityMuchLess;
break;
case 1:
thAttrPtr->priority = EPriorityLess;
break;
case 2:
thAttrPtr->priority = EPriorityNormal;
break;
case 3:
thAttrPtr->priority = EPriorityMore;
break;
default:
thAttrPtr->priority = EPriorityMuchMore;
break;
}
THR_PRINTF("[pthread] End pthread_attr_setschedparam\n");
return 0;
}
// End of File