Home | History | Annotate | Line # | Download | only in trek
check_out.c revision 1.5 
      1 /*	$NetBSD: check_out.c,v 1.5 2003/08/07 09:37:50 agc Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1980, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #ifndef lint
     34 #if 0
     35 static char sccsid[] = "@(#)check_out.c	8.1 (Berkeley) 5/31/93";
     36 #else
     37 __RCSID("$NetBSD: check_out.c,v 1.5 2003/08/07 09:37:50 agc Exp $");
     38 #endif
     39 #endif /* not lint */
     40 
     41 #include <stdio.h>
     42 #include "trek.h"
     43 
     44 /*
     45 **  CHECK IF A DEVICE IS OUT
     46 **
     47 **	The indicated device is checked to see if it is disabled.  If
     48 **	it is, an attempt is made to use the starbase device.  If both
     49 **	of these fails, it returns non-zero (device is REALLY out),
     50 **	otherwise it returns zero (I can get to it somehow).
     51 **
     52 **	It prints appropriate messages too.
     53 */
     54 
     55 int
     56 check_out(device)
     57 int	device;
     58 {
     59 	int	dev;
     60 
     61 	dev = device;
     62 
     63 	/* check for device ok */
     64 	if (!damaged(dev))
     65 		return (0);
     66 
     67 	/* report it as being dead */
     68 	out(dev);
     69 
     70 	/* but if we are docked, we can go ahead anyhow */
     71 	if (Ship.cond != DOCKED)
     72 		return (1);
     73 	printf("  Using starbase %s\n", Device[dev].name);
     74 	return (0);
     75 }
     76