00001 /*- 00002 * Copyright (c) 1996, 1997 00003 * HD Associates, Inc. All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. All advertising materials mentioning features or use of this software 00014 * must display the following acknowledgement: 00015 * This product includes software developed by HD Associates, Inc 00016 * and Jukka Antero Ukkonen. 00017 * 4. Neither the name of the author nor the names of any co-contributors 00018 * may be used to endorse or promote products derived from this software 00019 * without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND 00022 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00023 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00024 * ARE DISCLAIMED. IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE 00025 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00026 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00027 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00028 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00029 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00030 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00031 * SUCH DAMAGE. 00032 * © Portions copyright (c) 2007 Symbian Software Ltd. All rights reserved. 00033 * $FreeBSD: src/sys/posix4/sched.h,v 1.7 2002/10/03 06:27:50 mike Exp $ 00034 */ 00035 00036 /* sched.h: POSIX 1003.1b Process Scheduling header */ 00037 00038 #ifndef _SCHED_H_ 00039 #define _SCHED_H_ 00040 00041 #include <sys/cdefs.h> 00042 00043 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN)) 00044 #define SYMBIAN 00045 #endif 00046 00047 #ifdef __cplusplus 00048 extern "C" 00049 { 00050 #endif 00051 /* 00052 * Scheduling policies 00053 */ 00054 #define SCHED_RR 3 00055 00056 struct sched_param { 00057 int sched_priority; 00058 }; 00059 00060 IMPORT_C int sched_yield( void ); 00061 IMPORT_C int sched_get_priority_max(int policy); 00062 IMPORT_C int sched_get_priority_min(int policy); 00063 00064 #ifdef __cplusplus 00065 } 00066 //__cplusplus 00067 #endif 00068 00069 00070 #endif /* !_SCHED_H_ */