/* Implement tasking-related runtime actions for CHILL.
   Copyright (C) 1992,1993 Free Software Foundation, Inc.
   Author: Wilfried Moser

This file is part of GNU CC.

GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING.  If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */

#include <stdio.h>
#include "rtltypes.h"
#include "rts.h"

typedef char *(*fetch_names) (int number);
extern fetch_names	__RTS_FETCH_NAMES__;

/*
 * function print_instance
 *
 */

static char *print_instance (ins)
     INSTANCE ins;
{
  static char  buf[256];
  char *f;

  if (!__RTS_FETCH_NAMES__)
    f = 0;
  else
    f = (*__RTS_FETCH_NAMES__) (ins.ptype);
  if (!f)
    sprintf (buf, "[%u;%u]", ins.ptype, ins.pcopy);
  else
    sprintf (buf, "[%s;%u]", f, ins.pcopy);
  return buf;
}

/*
 * function __print_event
 *
 * parameters:
 *     event      event location
 *
 * returns:
 *     void
 *
 * exceptions:
 *     none
 *
 * abstract:
 *     Function is used for debugging purposes only to print an
 *     event queue
 */

void
__print_event (evaddr, name)
     Event_Queue   **evaddr;
     char           *name;
{
  Event_Queue    *ev;
  int            cnt = 0;

  if (name)
    printf ("Event %s:\n", name);
  else
    printf ("Event at address H'%X:\n", evaddr);

  memcpy (&ev, evaddr, sizeof (Event_Queue *));
  while (ev)
    {
      printf (" %3d: ", ++cnt);
      printf ("Process %s, ", print_instance (ev->this));
      printf ("Priority %d", ev->priority);
      if (ev->is_continued)
	printf (" ,Continued by %s", print_instance (ev->who_continued));
      printf ("\n");
      ev = ev->forward;
    }
  if (!cnt)
    printf ("EMPTY\n");
}