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dr_main.c revision 1.4 
      1 /*	$NetBSD: dr_main.c,v 1.4 1995/04/22 10:36:52 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1983, 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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #ifndef lint
     37 #if 0
     38 static char sccsid[] = "@(#)dr_main.c	8.2 (Berkeley) 4/16/94";
     39 #else
     40 static char rcsid[] = "$NetBSD: dr_main.c,v 1.4 1995/04/22 10:36:52 cgd Exp $";
     41 #endif
     42 #endif /* not lint */
     43 
     44 #include "driver.h"
     45 
     46 dr_main()
     47 {
     48 	register int n;
     49 	register struct ship *sp;
     50 	int nat[NNATION];
     51 	int value = 0;
     52 
     53 	(void) signal(SIGINT, SIG_IGN);
     54 	(void) signal(SIGQUIT, SIG_IGN);
     55 	(void) signal(SIGTSTP, SIG_IGN);
     56 	if (issetuid)
     57 		(void) setuid(geteuid());
     58 	if (game < 0 || game >= NSCENE) {
     59 		fprintf(stderr, "DRIVER: Bad game number %d\n", game);
     60 		exit(1);
     61 	}
     62 	cc = &scene[game];
     63 	ls = SHIP(cc->vessels);
     64 	if (sync_open() < 0) {
     65 		perror("driver: syncfile");
     66 		exit(1);
     67 	}
     68 	for (n = 0; n < NNATION; n++)
     69 		nat[n] = 0;
     70 	foreachship(sp) {
     71 		if (sp->file == NULL &&
     72 		    (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
     73 			(void) fprintf(stderr, "DRIVER: Out of memory.\n");
     74 			exit(1);
     75 		}
     76 		sp->file->index = sp - SHIP(0);
     77 		sp->file->loadL = L_ROUND;
     78 		sp->file->loadR = L_ROUND;
     79 		sp->file->readyR = R_LOADED|R_INITIAL;
     80 		sp->file->readyL = R_LOADED|R_INITIAL;
     81 		sp->file->stern = nat[sp->nationality]++;
     82 		sp->file->dir = sp->shipdir;
     83 		sp->file->row = sp->shiprow;
     84 		sp->file->col = sp->shipcol;
     85 	}
     86 	windspeed = cc->windspeed;
     87 	winddir = cc->winddir;
     88 	people = 0;
     89 	for (;;) {
     90 		sleep(7);
     91 		if (Sync() < 0) {
     92 			value = 1;
     93 			break;
     94 		}
     95 		if (next() < 0)
     96 			break;
     97 		unfoul();
     98 		checkup();
     99 		prizecheck();
    100 		moveall();
    101 		thinkofgrapples();
    102 		boardcomp();
    103 		compcombat();
    104 		resolve();
    105 		reload();
    106 		checksails();
    107 		if (Sync() < 0) {
    108 			value = 1;
    109 			break;
    110 		}
    111 	}
    112 	sync_close(1);
    113 	return value;
    114 }
    115