1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. 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 * @(#)dr_main.c 8.2 (Berkeley) 4/16/94 34 * $FreeBSD: src/games/sail/dr_main.c,v 1.4 1999/11/30 03:49:33 billf Exp $ 35 * $DragonFly: src/games/sail/dr_main.c,v 1.3 2006/09/03 17:33:13 pavalos Exp $ 36 */ 37 38 #include "driver.h" 39 40 int 41 dr_main(void) 42 { 43 int n; 44 struct ship *sp; 45 int nat[NNATION]; 46 int value = 0; 47 48 signal(SIGINT, SIG_IGN); 49 signal(SIGQUIT, SIG_IGN); 50 signal(SIGTSTP, SIG_IGN); 51 if (issetuid) 52 setuid(geteuid()); 53 if (game < 0 || game >= NSCENE) { 54 fprintf(stderr, "DRIVER: Bad game number %d\n", game); 55 exit(1); 56 } 57 cc = &scene[game]; 58 ls = SHIP(cc->vessels); 59 if (sync_open() < 0) { 60 perror("driver: syncfile"); 61 exit(1); 62 } 63 for (n = 0; n < NNATION; n++) 64 nat[n] = 0; 65 foreachship(sp) { 66 if (sp->file == NULL && 67 (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) { 68 fprintf(stderr, "DRIVER: Out of memory.\n"); 69 exit(1); 70 } 71 sp->file->index = sp - SHIP(0); 72 sp->file->loadL = L_ROUND; 73 sp->file->loadR = L_ROUND; 74 sp->file->readyR = R_LOADED|R_INITIAL; 75 sp->file->readyL = R_LOADED|R_INITIAL; 76 sp->file->stern = nat[sp->nationality]++; 77 sp->file->dir = sp->shipdir; 78 sp->file->row = sp->shiprow; 79 sp->file->col = sp->shipcol; 80 } 81 windspeed = cc->windspeed; 82 winddir = cc->winddir; 83 people = 0; 84 for (;;) { 85 sleep(7); 86 if (Sync() < 0) { 87 value = 1; 88 break; 89 } 90 if (next() < 0) 91 break; 92 unfoul(); 93 checkup(); 94 prizecheck(); 95 moveall(); 96 thinkofgrapples(); 97 boardcomp(); 98 compcombat(); 99 resolve(); 100 reload(); 101 checksails(); 102 if (Sync() < 0) { 103 value = 1; 104 break; 105 } 106 } 107 sync_close(1); 108 return value; 109 } 110