Home | History | Annotate | Line # | Download | only in trek
check_out.c revision 1.4
      1  1.4  christos /*	$NetBSD: check_out.c,v 1.4 1997/10/12 21:24:31 christos Exp $	*/
      2  1.3       cgd 
      3  1.1       cgd /*
      4  1.3       cgd  * Copyright (c) 1980, 1993
      5  1.3       cgd  *	The Regents of the University of California.  All rights reserved.
      6  1.1       cgd  *
      7  1.1       cgd  * Redistribution and use in source and binary forms, with or without
      8  1.1       cgd  * modification, are permitted provided that the following conditions
      9  1.1       cgd  * are met:
     10  1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     11  1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     12  1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     14  1.1       cgd  *    documentation and/or other materials provided with the distribution.
     15  1.1       cgd  * 3. All advertising materials mentioning features or use of this software
     16  1.1       cgd  *    must display the following acknowledgement:
     17  1.1       cgd  *	This product includes software developed by the University of
     18  1.1       cgd  *	California, Berkeley and its contributors.
     19  1.1       cgd  * 4. Neither the name of the University nor the names of its contributors
     20  1.1       cgd  *    may be used to endorse or promote products derived from this software
     21  1.1       cgd  *    without specific prior written permission.
     22  1.1       cgd  *
     23  1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  1.1       cgd  * SUCH DAMAGE.
     34  1.1       cgd  */
     35  1.1       cgd 
     36  1.4  christos #include <sys/cdefs.h>
     37  1.1       cgd #ifndef lint
     38  1.3       cgd #if 0
     39  1.3       cgd static char sccsid[] = "@(#)check_out.c	8.1 (Berkeley) 5/31/93";
     40  1.3       cgd #else
     41  1.4  christos __RCSID("$NetBSD: check_out.c,v 1.4 1997/10/12 21:24:31 christos Exp $");
     42  1.3       cgd #endif
     43  1.1       cgd #endif /* not lint */
     44  1.1       cgd 
     45  1.4  christos #include <stdio.h>
     46  1.4  christos #include "trek.h"
     47  1.1       cgd 
     48  1.1       cgd /*
     49  1.1       cgd **  CHECK IF A DEVICE IS OUT
     50  1.1       cgd **
     51  1.1       cgd **	The indicated device is checked to see if it is disabled.  If
     52  1.1       cgd **	it is, an attempt is made to use the starbase device.  If both
     53  1.1       cgd **	of these fails, it returns non-zero (device is REALLY out),
     54  1.1       cgd **	otherwise it returns zero (I can get to it somehow).
     55  1.1       cgd **
     56  1.1       cgd **	It prints appropriate messages too.
     57  1.1       cgd */
     58  1.1       cgd 
     59  1.4  christos int
     60  1.1       cgd check_out(device)
     61  1.1       cgd int	device;
     62  1.1       cgd {
     63  1.4  christos 	int	dev;
     64  1.1       cgd 
     65  1.1       cgd 	dev = device;
     66  1.1       cgd 
     67  1.1       cgd 	/* check for device ok */
     68  1.1       cgd 	if (!damaged(dev))
     69  1.1       cgd 		return (0);
     70  1.1       cgd 
     71  1.1       cgd 	/* report it as being dead */
     72  1.1       cgd 	out(dev);
     73  1.1       cgd 
     74  1.1       cgd 	/* but if we are docked, we can go ahead anyhow */
     75  1.1       cgd 	if (Ship.cond != DOCKED)
     76  1.1       cgd 		return (1);
     77  1.1       cgd 	printf("  Using starbase %s\n", Device[dev].name);
     78  1.1       cgd 	return (0);
     79  1.1       cgd }
     80