forked from Imagelibrary/rtems
abff6d226a
Jennifer Averett <jennifer.averett@oarcorp.com> Add RTEMS Scheduler Simulator. This is the shell scripting portion. * .cvsignore, ChangeLog, Makefile.am, schedsim_priority/.cvsignore, schedsim_priority/Makefile.am, schedsim_priority/config.c, schedsim_priority/printheir_executing.c, schedsim_priority/schedsim.cc, schedsim_priority/wrap_thread_dispatch.c, scripts/script01, scripts/script02, scripts/script03, scripts/script04, scripts/script05, scripts/script06, shared/.cvsignore, shared/Makefile.am, shared/commands.c, shared/getopt.c, shared/lookup_semaphore.c, shared/lookup_task.c, shared/main_clocktick.c, shared/main_echo.c, shared/main_executing.c, shared/main_heir.c, shared/main_help.c, shared/main_rtemsinit.c, shared/main_semcreate.c, shared/main_semdelete.c, shared/main_semflush.c, shared/main_semobtain.c, shared/main_semrelease.c, shared/main_taskcreate.c, shared/main_taskdelete.c, shared/main_taskmode.c, shared/main_taskpriority.c, shared/main_taskresume.c, shared/main_tasksuspend.c, shared/main_taskwakeafter.c, shared/schedsim_shell.h, shared/shell_cmdset.c, shared/shell_makeargs.c, shared/include/shell.h, shared/include/newlib/_ansi.h, shared/include/newlib/getopt.h: New files.
112 lines
2.6 KiB
C
112 lines
2.6 KiB
C
/*
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* Task Delete Shell Command Implmentation
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*
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* COPYRIGHT (c) 1989-2010.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define __need_getopt_newlib
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#include <newlib/getopt.h>
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#include <stdio.h>
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#include <rtems.h>
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#include "shell.h"
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#include <rtems/stringto.h>
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#include <schedsim_shell.h>
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#include <rtems/error.h>
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void print_mode(
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const char *prefix,
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rtems_mode mode
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)
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{
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fprintf(
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stderr,
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"%sPreemption: %s Timeslicing: %s\n",
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prefix,
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((mode & RTEMS_NO_PREEMPT) ? "no" : "yes"),
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((mode & RTEMS_TIMESLICE) ? "yes" : "no")
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);
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}
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int rtems_shell_main_task_mode(
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int argc,
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char *argv[]
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)
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{
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rtems_status_code status;
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rtems_mode mode;
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rtems_mode mask;
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rtems_mode old;
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struct getopt_data getopt_reent;
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char option;
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mode = 0;
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mask = 0;
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memset(&getopt_reent, 0, sizeof(getopt_data));
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while ( (option = getopt_r( argc, argv, "tTpP", &getopt_reent)) != -1 ) {
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switch (option) {
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case 't':
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mask |= RTEMS_TIMESLICE_MASK;
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mode = (mode & ~RTEMS_TIMESLICE_MASK) | RTEMS_NO_TIMESLICE;
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break;
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case 'T':
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mask |= RTEMS_TIMESLICE_MASK;
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mode = (mode & ~RTEMS_TIMESLICE_MASK) | RTEMS_TIMESLICE;
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break;
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case 'p':
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mask |= RTEMS_PREEMPT_MASK;
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mode = (mode & ~RTEMS_PREEMPT_MASK) | RTEMS_NO_PREEMPT;
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break;
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case 'P':
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mask |= RTEMS_PREEMPT_MASK;
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mode = (mode & ~RTEMS_PREEMPT_MASK) | RTEMS_PREEMPT;
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break;
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default:
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fprintf( stderr, "%s: Usage [-tTpP]\n", argv[0] );
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return -1;
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}
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}
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/*
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* Now change the task mode
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*/
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status = rtems_task_mode( mode, mask, &old );
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if ( status != RTEMS_SUCCESSFUL ) {
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fprintf(
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stderr,
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"Task Mode returned %s\n",
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rtems_status_text( status )
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);
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return -1;
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}
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print_mode( "Previous Mode: ", old );
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if ( mask ) {
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(void) rtems_task_mode( RTEMS_CURRENT_MODE , RTEMS_CURRENT_MODE, &old );
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print_mode( "Current Mode: ", mode );
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}
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return 0;
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}
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rtems_shell_cmd_t rtems_shell_TASK_MODE_Command = {
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"task_mode", /* name */
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"task_mode [-tTpP]", /* usage */
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"rtems", /* topic */
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rtems_shell_main_task_mode, /* command */
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NULL, /* alias */
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NULL /* next */
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};
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