| /* |
| * sched_getschedparam.c |
| * |
| * Description: |
| * POSIX thread functions that deal with thread scheduling. |
| * |
| * -------------------------------------------------------------------------- |
| * |
| * Pthreads-win32 - POSIX Threads Library for Win32 |
| * Copyright(C) 1998 John E. Bossom |
| * Copyright(C) 1999,2005 Pthreads-win32 contributors |
| * |
| * Contact Email: rpj@callisto.canberra.edu.au |
| * |
| * The current list of contributors is contained |
| * in the file CONTRIBUTORS included with the source |
| * code distribution. The list can also be seen at the |
| * following World Wide Web location: |
| * http://sources.redhat.com/pthreads-win32/contributors.html |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library in the file COPYING.LIB; |
| * if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
| */ |
| |
| #include "pthread.h" |
| #include "implement.h" |
| #include "sched.h" |
| |
| int |
| pthread_getschedparam (pthread_t thread, int *policy, |
| struct sched_param *param) |
| { |
| int result; |
| |
| /* Validate the thread id. */ |
| result = pthread_kill (thread, 0); |
| if (0 != result) |
| { |
| return result; |
| } |
| |
| /* |
| * Validate the policy and param args. |
| * Check that a policy constant wasn't passed rather than &policy. |
| */ |
| if (policy <= (int *) SCHED_MAX || param == NULL) |
| { |
| return EINVAL; |
| } |
| |
| /* Fill out the policy. */ |
| *policy = SCHED_OTHER; |
| |
| /* |
| * This function must return the priority value set by |
| * the most recent pthread_setschedparam() or pthread_create() |
| * for the target thread. It must not return the actual thread |
| * priority as altered by any system priority adjustments etc. |
| */ |
| param->sched_priority = ((ptw32_thread_t *)thread.p)->sched_priority; |
| |
| return 0; |
| } |