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 * @(#)pl_main.c 8.1 (Berkeley) 5/31/93 34 * $FreeBSD: src/games/sail/pl_main.c,v 1.6 1999/11/30 03:49:38 billf Exp $ 35 * $DragonFly: src/games/sail/pl_main.c,v 1.2 2003/06/17 04:25:25 dillon Exp $ 36 */ 37 38 #include "player.h" 39 #include <sys/types.h> 40 #include <sys/wait.h> 41 42 void choke(), child(); 43 44 /*ARGSUSED*/ 45 pl_main() 46 { 47 48 if (!SCREENTEST()) { 49 printf("Can't sail on this terminal.\n"); 50 exit(1); 51 } 52 initialize(); 53 Signal("Aye aye, Sir", (struct ship *)0); 54 play(); 55 return 0; /* for lint, play() never returns */ 56 } 57 58 initialize() 59 { 60 register struct File *fp; 61 register struct ship *sp; 62 char captain[80]; 63 char message[60]; 64 int load; 65 register int n; 66 char *nameptr; 67 int nat[NNATION]; 68 69 if (game < 0) { 70 (void) puts("Choose a scenario:\n"); 71 (void) puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE"); 72 for (n = 0; n < NSCENE; n++) { 73 /* ( */ 74 printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels, 75 sync_exists(n) ? "YES" : "no", 76 scene[n].name); 77 } 78 reprint: 79 printf("\nScenario number? "); 80 (void) fflush(stdout); 81 (void) scanf("%d", &game); 82 while (getchar() != '\n') 83 ; 84 } 85 if (game < 0 || game >= NSCENE) { 86 (void) puts("Very funny."); 87 exit(1); 88 } 89 cc = &scene[game]; 90 ls = SHIP(cc->vessels); 91 92 for (n = 0; n < NNATION; n++) 93 nat[n] = 0; 94 foreachship(sp) { 95 if (sp->file == NULL && 96 (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) { 97 (void) puts("OUT OF MEMORY"); 98 exit(1); 99 } 100 sp->file->index = sp - SHIP(0); 101 sp->file->stern = nat[sp->nationality]++; 102 sp->file->dir = sp->shipdir; 103 sp->file->row = sp->shiprow; 104 sp->file->col = sp->shipcol; 105 } 106 windspeed = cc->windspeed; 107 winddir = cc->winddir; 108 109 (void) signal(SIGHUP, choke); 110 (void) signal(SIGINT, choke); 111 112 hasdriver = sync_exists(game); 113 if (sync_open() < 0) { 114 perror("sail: syncfile"); 115 exit(1); 116 } 117 118 if (hasdriver) { 119 (void) puts("Synchronizing with the other players..."); 120 (void) fflush(stdout); 121 if (Sync() < 0) 122 leave(LEAVE_SYNC); 123 } 124 for (;;) { 125 foreachship(sp) 126 if (sp->file->captain[0] == 0 && !sp->file->struck 127 && sp->file->captured == 0) 128 break; 129 if (sp >= ls) { 130 (void) puts("All ships taken in that scenario."); 131 foreachship(sp) 132 free((char *)sp->file); 133 sync_close(0); 134 people = 0; 135 goto reprint; 136 } 137 if (randomize) { 138 player = sp - SHIP(0); 139 } else { 140 printf("%s\n\n", cc->name); 141 foreachship(sp) 142 printf(" %2d: %-10s %-15s (%-2d pts) %s\n", 143 sp->file->index, 144 countryname[sp->nationality], 145 sp->shipname, 146 sp->specs->pts, 147 saywhat(sp, 1)); 148 printf("\nWhich ship (0-%d)? ", cc->vessels-1); 149 (void) fflush(stdout); 150 if (scanf("%d", &player) != 1 || player < 0 151 || player >= cc->vessels) { 152 while (getchar() != '\n') 153 ; 154 (void) puts("Say what?"); 155 player = -1; 156 } else 157 while (getchar() != '\n') 158 ; 159 } 160 if (player < 0) 161 continue; 162 if (Sync() < 0) 163 leave(LEAVE_SYNC); 164 fp = SHIP(player)->file; 165 if (fp->captain[0] || fp->struck || fp->captured != 0) 166 (void) puts("That ship is taken."); 167 else 168 break; 169 } 170 171 ms = SHIP(player); 172 mf = ms->file; 173 mc = ms->specs; 174 175 Write(W_BEGIN, ms, 0, 0, 0, 0, 0); 176 if (Sync() < 0) 177 leave(LEAVE_SYNC); 178 179 (void) signal(SIGCHLD, child); 180 if (!hasdriver) 181 switch (fork()) { 182 case 0: 183 longjmp(restart, MODE_DRIVER); 184 /*NOTREACHED*/ 185 case -1: 186 perror("fork"); 187 leave(LEAVE_FORK); 188 break; 189 default: 190 hasdriver++; 191 } 192 193 printf("Your ship is the %s, a %d gun %s (%s crew).\n", 194 ms->shipname, mc->guns, classname[mc->class], 195 qualname[mc->qual]); 196 if ((nameptr = (char *) getenv("SAILNAME")) && *nameptr) 197 (void) strncpy(captain, nameptr, sizeof captain); 198 else { 199 (void) printf("Your name, Captain? "); 200 (void) fflush(stdout); 201 (void) fgets(captain, sizeof captain, stdin); 202 if (!*captain) 203 (void) strcpy(captain, "no name"); 204 else 205 captain[sizeof(captain) - 1] = '\0'; 206 } 207 Write(W_CAPTAIN, ms, 1, (long)captain, 0, 0, 0); 208 for (n = 0; n < 2; n++) { 209 char buf[10]; 210 211 printf("\nInitial broadside %s (grape, chain, round, double): ", 212 n ? "right" : "left"); 213 (void) fflush(stdout); 214 (void) scanf("%9s", buf); 215 switch (*buf) { 216 case 'g': 217 load = L_GRAPE; 218 break; 219 case 'c': 220 load = L_CHAIN; 221 break; 222 case 'r': 223 load = L_ROUND; 224 break; 225 case 'd': 226 load = L_DOUBLE; 227 break; 228 default: 229 load = L_ROUND; 230 } 231 if (n) { 232 mf->loadR = load; 233 mf->readyR = R_LOADED|R_INITIAL; 234 } else { 235 mf->loadL = load; 236 mf->readyL = R_LOADED|R_INITIAL; 237 } 238 } 239 240 initscreen(); 241 draw_board(); 242 (void) sprintf(message, "Captain %s assuming command", captain); 243 Write(W_SIGNAL, ms, 1, (long)message, 0, 0, 0); 244 newturn(); 245 } 246