written by Eric Allman; add Berkeley header
[unix-history] / usr / src / games / trek / check_out.c
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#ifndef lint
static char sccsid[] = "@(#)check_out.c 5.2 (Berkeley) %G%";
#endif /* not lint */
# include "trek.h"
/*
** CHECK IF A DEVICE IS OUT
**
** The indicated device is checked to see if it is disabled. If
** it is, an attempt is made to use the starbase device. If both
** of these fails, it returns non-zero (device is REALLY out),
** otherwise it returns zero (I can get to it somehow).
**
** It prints appropriate messages too.
*/
check_out(device)
int device;
{
register int dev;
dev = device;
/* check for device ok */
if (!damaged(dev))
return (0);
/* report it as being dead */
out(dev);
/* but if we are docked, we can go ahead anyhow */
if (Ship.cond != DOCKED)
return (1);
printf(" Using starbase %s\n", Device[dev].name);
return (0);
}