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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 20:41:13 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-05-17 20:41:13 +0000 |
commit | 05df0a846f436295a490cc9ac19e5a4061c3a575 (patch) | |
tree | 886d4b9da28181bc0e7fe64a193b2642dcb3f5b2 /c/src/exec/score/src/threadget.c | |
parent | Patch from D. V. Henkel-Wallace <gumby@zembu.com> to remove compiler (diff) | |
download | rtems-05df0a846f436295a490cc9ac19e5a4061c3a575.tar.bz2 |
Thread Handler split into multiple files. Eventually, as RTEMS is
split into one function per file, this will decrease the size of executables.
Diffstat (limited to 'c/src/exec/score/src/threadget.c')
-rw-r--r-- | c/src/exec/score/src/threadget.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/c/src/exec/score/src/threadget.c b/c/src/exec/score/src/threadget.c new file mode 100644 index 0000000000..6a5434d9fa --- /dev/null +++ b/c/src/exec/score/src/threadget.c @@ -0,0 +1,73 @@ +/* + * Thread Handler + * + * + * 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 found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#include <rtems/system.h> +#include <rtems/score/apiext.h> +#include <rtems/score/context.h> +#include <rtems/score/interr.h> +#include <rtems/score/isr.h> +#include <rtems/score/object.h> +#include <rtems/score/priority.h> +#include <rtems/score/states.h> +#include <rtems/score/sysstate.h> +#include <rtems/score/thread.h> +#include <rtems/score/threadq.h> +#include <rtems/score/userext.h> +#include <rtems/score/wkspace.h> + +/*PAGE + * + * _Thread_Get + * + * NOTE: If we are not using static inlines, this must be a real + * subroutine call. + * + * NOTE: XXX... This routine may be able to be optimized. + */ + +#ifndef USE_INLINES + +Thread_Control *_Thread_Get ( + Objects_Id id, + Objects_Locations *location +) +{ + Objects_Classes the_class; + Objects_Information *information; + + if ( _Objects_Are_ids_equal( id, OBJECTS_ID_OF_SELF ) ) { + _Thread_Disable_dispatch(); + *location = OBJECTS_LOCAL; + return( _Thread_Executing ); + } + + the_class = _Objects_Get_class( id ); + + if ( the_class > OBJECTS_CLASSES_LAST ) { + *location = OBJECTS_ERROR; + return (Thread_Control *) 0; + } + + information = _Objects_Information_table[ the_class ]; + + if ( !information || !information->is_thread ) { + *location = OBJECTS_ERROR; + return (Thread_Control *) 0; + } + + return (Thread_Control *) _Objects_Get( information, id, location ); +} + +#endif |