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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-01-25 23:20:52 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-01-25 23:20:52 +0000 |
commit | 03598b162e66b6f3df8d9ed55ac18865c5ad2a22 (patch) | |
tree | 46278571b5897f389d05c312b444c8776e18792a /cpukit/posix/src/pthreadgetschedparam.c | |
parent | Added enough prototypes to allow most of POSIX Threads Manager to be (diff) | |
download | rtems-03598b162e66b6f3df8d9ed55ac18865c5ad2a22.tar.bz2 |
Split most of POSIX Threads Manager into multiple files.
Diffstat (limited to 'cpukit/posix/src/pthreadgetschedparam.c')
-rw-r--r-- | cpukit/posix/src/pthreadgetschedparam.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/cpukit/posix/src/pthreadgetschedparam.c b/cpukit/posix/src/pthreadgetschedparam.c new file mode 100644 index 0000000000..00a6f65641 --- /dev/null +++ b/cpukit/posix/src/pthreadgetschedparam.c @@ -0,0 +1,53 @@ +/* + * 13.5.2 Dynamic Thread Scheduling Parameters Access, + * P1003.1c/Draft 10, p. 124 + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + + +#include <pthread.h> +#include <errno.h> + +#include <rtems/system.h> +#include <rtems/posix/pthread.h> + +int pthread_getschedparam( + pthread_t thread, + int *policy, + struct sched_param *param +) +{ + Objects_Locations location; + POSIX_API_Control *api; + register Thread_Control *the_thread; + + if ( !policy || !param ) + return EINVAL; + + the_thread = _POSIX_Threads_Get( thread, &location ); + switch ( location ) { + case OBJECTS_ERROR: + case OBJECTS_REMOTE: + return ESRCH; + case OBJECTS_LOCAL: + api = the_thread->API_Extensions[ THREAD_API_POSIX ]; + *policy = api->schedpolicy; + *param = api->schedparam; + param->sched_priority = + _POSIX_Priority_From_core( the_thread->current_priority ); + _Thread_Enable_dispatch(); + return 0; + } + + return POSIX_BOTTOM_REACHED(); + +} |