コード例 #1
0
ファイル: task_spawnparms.c プロジェクト: trigrass2/nuttx-1
int spawn_proxyattrs(FAR const posix_spawnattr_t *attr,
                     FAR const posix_spawn_file_actions_t *file_actions)
{
  FAR struct spawn_general_file_action_s *entry;
  int ret = OK;

  /* Check if we need to change the signal mask */

#ifndef CONFIG_DISABLE_SIGNALS
  if (attr && (attr->flags & POSIX_SPAWN_SETSIGMASK) != 0)
    {
      (void)sigprocmask(SIG_SETMASK, &attr->sigmask, NULL);
    }

  /* Were we also requested to perform file actions? */

  if (file_actions)
#endif
    {
      /* Yes.. Execute each file action */

      for (entry = (FAR struct spawn_general_file_action_s *)file_actions;
           entry && ret == OK;
           entry = entry->flink)
        {
          switch (entry->action)
            {
            case SPAWN_FILE_ACTION_CLOSE:
              ret = spawn_close((FAR struct spawn_close_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_DUP2:
              ret = spawn_dup2((FAR struct spawn_dup2_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_OPEN:
              ret = spawn_open((FAR struct spawn_open_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_NONE:
            default:
              sdbg("ERROR: Unknown action: %d\n", entry->action);
              ret = EINVAL;
              break;
            }
        }
    }

  return ret;
}
コード例 #2
0
ファイル: task_posixspawn.c プロジェクト: CNCBASHER/Firmware
static int spawn_proxy(int argc, char *argv[])
{
  FAR struct spawn_general_file_action_s *entry;
  FAR const posix_spawnattr_t *attr = g_ps_parms.attr;
  int ret = OK;

  /* Perform file actions and/or set a custom signal mask.  We get here only
   * if the file_actions parameter to posix_spawn[p] was non-NULL and/or the
   * option to change the signal mask was selected.
   */

#ifndef CONFIG_DISABLE_SIGNALS
  DEBUGASSERT((g_ps_parms.file_actions && *g_ps_parms.file_actions) ||
              (attr && (attr->flags & POSIX_SPAWN_SETSIGMASK) != 0));
#else
  DEBUGASSERT(g_ps_parms.file_actions && *g_ps_parms.file_actions);
#endif

  /* Check if we need to change the signal mask */

#ifndef CONFIG_DISABLE_SIGNALS
  if (attr && (attr->flags & POSIX_SPAWN_SETSIGMASK) != 0)
    {
      (void)sigprocmask(SIG_SETMASK, &attr->sigmask, NULL);
    }

  /* Were we also requested to perform file actions? */

  if (g_ps_parms.file_actions)
#endif
    {
      /* Execute each file action */

      for (entry = (FAR struct spawn_general_file_action_s *)*g_ps_parms.file_actions;
           entry && ret == OK;
           entry = entry->flink)
        {
          switch (entry->action)
            {
            case SPAWN_FILE_ACTION_CLOSE:
              ret = spawn_close((FAR struct spawn_close_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_DUP2:
              ret = spawn_dup2((FAR struct spawn_dup2_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_OPEN:
              ret = spawn_open((FAR struct spawn_open_file_action_s *)entry);
              break;

            case SPAWN_FILE_ACTION_NONE:
            default:
              sdbg("ERROR: Unknown action: %d\n", entry->action);
              ret = EINVAL;
              break;
            }
        }
    }

  /* Check for failures */

  if (ret == OK)
    {
      /* Start the task */

      ret = spawn_exec(g_ps_parms.pid, g_ps_parms.path, attr,
                       g_ps_parms.argv);

#ifdef CONFIG_SCHED_HAVE_PARENT
      if (ret == OK)
        {
          /* Change of the parent of the task we just spawned to our parent.
           * What should we do in the event of a failure?
           */

          int tmp = task_reparent(0, *g_ps_parms.pid);
          if (tmp < 0)
            {
              sdbg("ERROR: task_reparent() failed: %d\n", tmp);
            }
        }
#endif
    }

  /* Post the semaphore to inform the parent task that we have completed
   * what we need to do.
   */

  g_ps_parms.result = ret;
#ifndef CONFIG_SCHED_WAITPID
  spawn_semgive(&g_ps_execsem);
#endif
  return OK;
}
コード例 #3
0
void spawn_voxopen(widget *x)
{
	spawn_open(NULL);
}