bits/sched.h

   1 /* Definitions of constants and data structure for POSIX 1003.1b-1993
   2    scheduling interface.
   3    Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #ifndef _SCHED_H
  22 # error "Never include <bits/sched.h> directly; use <sched.h> instead."
  23 #endif
  24
  25
  26 /* Scheduling algorithms.  */
  27 #define SCHED_OTHER     0
  28 #define SCHED_FIFO      1
  29 #define SCHED_RR        2
  30
  31 /* Data structure to describe a process' schedulability.  */
  32 struct sched_param
  33 {
  34   int __sched_priority;
  35 };