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battlestar.c revision 1.2 
      1 /*
      2  * Copyright (c) 1983 Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #ifndef lint
     35 char copyright[] =
     36 "@(#) Copyright (c) 1983 Regents of the University of California.\n\
     37  All rights reserved.\n";
     38 #endif /* not lint */
     39 
     40 #ifndef lint
     41 /*static char sccsid[] = "from: @(#)battlestar.c	5.3 (Berkeley) 6/1/90";*/
     42 static char rcsid[] = "$Id: battlestar.c,v 1.2 1993/08/01 18:56:14 mycroft Exp $";
     43 #endif /* not lint */
     44 
     45 /*
     46  * Battlestar - a stellar-tropical adventure game
     47  *
     48  * Originally written by His Lordship, Admiral David W. Horatio Riggle,
     49  * on the Cory PDP-11/70, University of California, Berkeley.
     50  */
     51 
     52 #include "externs.h"
     53 
     54 main(argc,argv)
     55 int  argc;
     56 char **argv;
     57 {
     58 	char mainbuf[LINELENGTH];
     59 	char *next;
     60 
     61 	initialize(argc < 2 || strcmp(argv[1], "-r"));
     62 start:
     63 	news();
     64 	beenthere[position]++;
     65 	if (notes[LAUNCHED])
     66 		crash();		/* decrements fuel & crash */
     67 	if (matchlight) {
     68 		puts("Your match splutters out.");
     69 		matchlight = 0;
     70 	}
     71 	if (!notes[CANTSEE] || testbit(inven,LAMPON) ||
     72 	    testbit(location[position].objects, LAMPON)) {
     73 		writedes();
     74 		printobjs();
     75 	} else
     76 		puts("It's too dark to see anything in here!");
     77 	whichway(location[position]);
     78 run:
     79 	next = getcom(mainbuf, sizeof mainbuf, ">-: ",
     80 		"Please type in something.");
     81 	for (wordcount = 0; next && wordcount < 20; wordcount++)
     82 		next = getword(next, words[wordcount], -1);
     83 	parse();
     84 	switch (cypher()) {
     85 		case -1:
     86 			goto run;
     87 		case 0:
     88 			goto start;
     89 		default:
     90 			exit();
     91 	}
     92 }
     93