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dr_main.c revision 1.8 
      1 /*	$NetBSD: dr_main.c,v 1.8 2001/01/04 01:53:24 jwise 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 #include <sys/cdefs.h>
     37 #ifndef lint
     38 #if 0
     39 static char sccsid[] = "@(#)dr_main.c	8.2 (Berkeley) 4/16/94";
     40 #else
     41 __RCSID("$NetBSD: dr_main.c,v 1.8 2001/01/04 01:53:24 jwise Exp $");
     42 #endif
     43 #endif /* not lint */
     44 
     45 #include "driver.h"
     46 #include <stdlib.h>
     47 #include <unistd.h>
     48 
     49 int	dr_main(void);
     50 
     51 int
     52 dr_main(void)
     53 {
     54 	int n;
     55 	struct ship *sp;
     56 	int nat[NNATION];
     57 	int value = 0;
     58 
     59 	signal(SIGINT, SIG_IGN);
     60 	signal(SIGQUIT, SIG_IGN);
     61 	signal(SIGTSTP, SIG_IGN);
     62 	if (game < 0 || game >= NSCENE) {
     63 		fprintf(stderr, "DRIVER: Bad game number %d\n", game);
     64 		exit(1);
     65 	}
     66 	cc = &scene[game];
     67 	ls = SHIP(cc->vessels);
     68 	if (sync_open() < 0) {
     69 		perror("driver: syncfile");
     70 		exit(1);
     71 	}
     72 	for (n = 0; n < NNATION; n++)
     73 		nat[n] = 0;
     74 	foreachship(sp) {
     75 		if (sp->file == NULL &&
     76 		    (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
     77 			fprintf(stderr, "DRIVER: Out of memory.\n");
     78 			exit(1);
     79 		}
     80 		sp->file->index = sp - SHIP(0);
     81 		sp->file->loadL = L_ROUND;
     82 		sp->file->loadR = L_ROUND;
     83 		sp->file->readyR = R_LOADED|R_INITIAL;
     84 		sp->file->readyL = R_LOADED|R_INITIAL;
     85 		sp->file->stern = nat[sp->nationality]++;
     86 		sp->file->dir = sp->shipdir;
     87 		sp->file->row = sp->shiprow;
     88 		sp->file->col = sp->shipcol;
     89 	}
     90 	windspeed = cc->windspeed;
     91 	winddir = cc->winddir;
     92 	people = 0;
     93 	for (;;) {
     94 		sleep(7);
     95 		if (Sync() < 0) {
     96 			value = 1;
     97 			break;
     98 		}
     99 		if (next() < 0)
    100 			break;
    101 		unfoul();
    102 		checkup();
    103 		prizecheck();
    104 		moveall();
    105 		thinkofgrapples();
    106 		boardcomp();
    107 		compcombat();
    108 		resolve();
    109 		reload();
    110 		checksails();
    111 		if (Sync() < 0) {
    112 			value = 1;
    113 			break;
    114 		}
    115 	}
    116 	sync_close(1);
    117 	return value;
    118 }
    119