1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief POSIX Threads Private Support |
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5 | * |
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6 | * This include file contains all the private support information for |
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7 | * POSIX threads. |
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8 | */ |
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9 | |
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10 | /* |
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11 | * COPYRIGHT (c) 1989-2011. |
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12 | * On-Line Applications Research Corporation (OAR). |
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13 | * |
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14 | * The license and distribution terms for this file may be |
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15 | * found in the file LICENSE in this distribution or at |
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16 | * http://www.rtems.org/license/LICENSE. |
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17 | */ |
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18 | |
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19 | #ifndef _RTEMS_POSIX_PTHREADATTRIMPL_H |
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20 | #define _RTEMS_POSIX_PTHREADATTRIMPL_H |
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21 | |
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22 | #include <errno.h> |
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23 | #include <pthread.h> |
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24 | |
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25 | #include <rtems/score/basedefs.h> |
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26 | #include <rtems/score/assert.h> |
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27 | #include <rtems/posix/priorityimpl.h> |
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28 | #include <rtems/posix/threadsup.h> |
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29 | |
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30 | #ifdef __cplusplus |
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31 | extern "C" { |
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32 | #endif |
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33 | |
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34 | /** |
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35 | * @addtogroup POSIX_PTHREAD |
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36 | */ |
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37 | /**@{**/ |
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38 | |
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39 | /** |
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40 | * This variable contains the default POSIX Thread attributes. |
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41 | */ |
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42 | extern const pthread_attr_t _POSIX_Threads_Default_attributes; |
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43 | |
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44 | RTEMS_INLINE_ROUTINE void _POSIX_Threads_Copy_attributes( |
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45 | pthread_attr_t *dst_attr, |
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46 | const pthread_attr_t *src_attr |
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47 | ) |
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48 | { |
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49 | *dst_attr = *src_attr; |
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50 | _Assert( |
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51 | dst_attr->affinitysetsize == sizeof(dst_attr->affinitysetpreallocated) |
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52 | ); |
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53 | dst_attr->affinityset = &dst_attr->affinitysetpreallocated; |
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54 | } |
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55 | |
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56 | RTEMS_INLINE_ROUTINE void _POSIX_Threads_Initialize_attributes( |
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57 | pthread_attr_t *attr |
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58 | ) |
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59 | { |
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60 | _POSIX_Threads_Copy_attributes( |
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61 | attr, |
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62 | &_POSIX_Threads_Default_attributes |
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63 | ); |
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64 | } |
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65 | |
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66 | RTEMS_INLINE_ROUTINE void _POSIX_Threads_Get_sched_param_sporadic( |
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67 | const Thread_Control *the_thread, |
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68 | const Scheduler_Control *scheduler, |
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69 | struct sched_param *param |
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70 | ) |
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71 | { |
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72 | #if defined(RTEMS_POSIX_API) |
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73 | const POSIX_API_Control *api; |
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74 | |
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75 | api = the_thread->API_Extensions[ THREAD_API_POSIX ]; |
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76 | param->sched_ss_low_priority = _POSIX_Priority_From_core( |
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77 | scheduler, |
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78 | api->Sporadic.Low_priority.priority |
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79 | ); |
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80 | param->sched_ss_repl_period = api->Sporadic.sched_ss_repl_period; |
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81 | param->sched_ss_init_budget = api->Sporadic.sched_ss_init_budget; |
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82 | param->sched_ss_max_repl = api->Sporadic.sched_ss_max_repl; |
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83 | #else |
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84 | (void) the_thread; |
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85 | (void) scheduler; |
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86 | (void) param; |
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87 | #endif |
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88 | } |
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89 | |
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90 | /** @} */ |
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91 | |
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92 | #ifdef __cplusplus |
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93 | } |
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94 | #endif |
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95 | |
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96 | #endif |
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97 | /* end of include file */ |
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