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1693 | serge | 1 | /* |
2 | * Written by Joel Sherrill |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2010. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * Permission to use, copy, modify, and distribute this software for any |
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8 | * purpose without fee is hereby granted, provided that this entire notice |
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9 | * is included in all copies of any software which is or includes a copy |
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10 | * or modification of this software. |
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11 | * |
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12 | * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED |
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13 | * WARRANTY. IN PARTICULAR, THE AUTHOR MAKES NO REPRESENTATION |
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14 | * OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS |
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15 | * SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. |
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16 | * |
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17 | * $Id: sched.h,v 1.3 2010/04/01 18:33:37 jjohnstn Exp $ |
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18 | */ |
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19 | |||
20 | |||
21 | #ifndef _SYS_SCHED_H_ |
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22 | #define _SYS_SCHED_H_ |
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23 | |||
24 | #ifdef __cplusplus |
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25 | extern "C" { |
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26 | #endif |
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27 | |||
28 | /* Scheduling Policies */ |
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29 | /* Open Group Specifications Issue 6 */ |
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30 | #if defined(__CYGWIN__) |
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31 | #define SCHED_OTHER 3 |
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32 | #else |
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33 | #define SCHED_OTHER 0 |
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34 | #endif |
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35 | |||
36 | #define SCHED_FIFO 1 |
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37 | #define SCHED_RR 2 |
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38 | |||
39 | #if defined(_POSIX_SPORADIC_SERVER) |
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40 | #define SCHED_SPORADIC 4 |
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41 | #endif |
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42 | |||
43 | /* Scheduling Parameters */ |
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44 | /* Open Group Specifications Issue 6 */ |
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45 | |||
46 | struct sched_param { |
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47 | int sched_priority; /* Process execution scheduling priority */ |
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48 | |||
49 | #if defined(_POSIX_SPORADIC_SERVER) || defined(_POSIX_THREAD_SPORADIC_SERVER) |
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50 | int sched_ss_low_priority; /* Low scheduling priority for sporadic */ |
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51 | /* server */ |
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52 | struct timespec sched_ss_repl_period; |
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53 | /* Replenishment period for sporadic server */ |
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54 | struct timespec sched_ss_init_budget; |
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55 | /* Initial budget for sporadic server */ |
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56 | int sched_ss_max_repl; /* Maximum pending replenishments for */ |
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57 | /* sporadic server */ |
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58 | #endif |
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59 | }; |
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60 | |||
61 | #ifdef __cplusplus |
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62 | } |
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63 | #endif |
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64 | |||
65 | #endif |
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66 | /* end of include file */ |
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67 |