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;; -*-scheme-*- -------------- mixguile-commands.scm :
;  mixvm status functions
;  ------------------------------------------------------------------
;   Last change: Time-stamp: "01/09/04 04:25:40 jao"
;  ------------------------------------------------------------------
;  Copyright (C) 2001 Free Software Foundation, Inc.
;   
;  This program 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 of the License, or
;  (at your option) any later version.
;   
;  This program 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 this program; if not, write to the Free Software
;  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
;   
;;

;; possible status index
(define mix-status-values (vector 'MIX_ERROR
				  'MIX_BREAK
				  'MIX_COND_BREAK
				  'MIX_HALTED
				  'MIX_RUNNING
				  'MIX_LOADED
				  'MIX_EMPTY))
;; return status as a simbol
(define mix-vm-status (lambda () (vector-ref mix-status-values (mixvm-status))))

;; check for a given status
(define mix-vm-status?
  (lambda (status) (eq? status (mix-vm-status))))

;; predicates for each possible status
(define mix-vm-status-error? (lambda () (mix-vm-status? 'MIX_ERROR)))
(define mix-vm-status-break? (lambda () (mix-vm-status? 'MIX_BREAK)))
(define mix-vm-status-cond-break? (lambda () (mix-vm-status? 'MIX_COND_BREAK)))
(define mix-vm-status-halted? (lambda () (mix-vm-status? 'MIX_HALTED)))
(define mix-vm-status-running? (lambda () (mix-vm-status? 'MIX_RUNNING)))
(define mix-vm-status-loaded? (lambda () (mix-vm-status? 'MIX_LOADED)))
(define mix-vm-status-empty? (lambda () (mix-vm-status? 'MIX_EMPTY)))