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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 /cpukit/score/src/threadevaluatemode.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 'cpukit/score/src/threadevaluatemode.c')
-rw-r--r-- | cpukit/score/src/threadevaluatemode.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/score/src/threadevaluatemode.c b/cpukit/score/src/threadevaluatemode.c new file mode 100644 index 0000000000..1f8bde4a3a --- /dev/null +++ b/cpukit/score/src/threadevaluatemode.c @@ -0,0 +1,50 @@ +/* + * 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_Evaluate_mode + * + * XXX + */ + +boolean _Thread_Evaluate_mode( void ) +{ + Thread_Control *executing; + + executing = _Thread_Executing; + + if ( !_States_Is_ready( executing->current_state ) || + ( !_Thread_Is_heir( executing ) && executing->is_preemptible ) ) { + _Context_Switch_necessary = TRUE; + return TRUE; + } + + return FALSE; +} |