1 /* $NetBSD: systemname.c,v 1.9 2009/05/25 00:05:56 dholland 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[] = "@(#)systemname.c 8.1 (Berkeley) 5/31/93"; 36 #else 37 __RCSID("$NetBSD: systemname.c,v 1.9 2009/05/25 00:05:56 dholland Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <stddef.h> 42 #include "trek.h" 43 44 /* 45 ** RETRIEVE THE STARSYSTEM NAME 46 ** 47 ** Very straightforward, this routine just gets the starsystem 48 ** name. It returns zero if none in the specified quadrant 49 ** (which, by the way, is passed it). 50 ** 51 ** This routine knows all about such things as distressed 52 ** starsystems, etc. 53 */ 54 55 const char * 56 systemname(const struct quad *q1) 57 { 58 const struct quad *q; 59 int i; 60 61 q = q1; 62 63 i = q->qsystemname; 64 if (i & Q_DISTRESSED) 65 i = Event[i & Q_SYSTEM].systemname; 66 67 i &= Q_SYSTEM; 68 if (i == 0) 69 return NULL; 70 return (Systemname[i]); 71 } 72