1 /* $NetBSD: pl_main.c,v 1.26 2009/03/15 03:33:56 dholland 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. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)pl_main.c 8.1 (Berkeley) 5/31/93"; 36 #else 37 __RCSID("$NetBSD: pl_main.c,v 1.26 2009/03/15 03:33:56 dholland Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <err.h> 42 #include <setjmp.h> 43 #include <signal.h> 44 #include <stdio.h> 45 #include <stdlib.h> 46 #include <string.h> 47 #include <unistd.h> 48 #include "display.h" 49 #include "extern.h" 50 #include "player.h" 51 #include "restart.h" 52 53 static void initialize(void); 54 55 /*ARGSUSED*/ 56 int 57 pl_main(void) 58 { 59 initialize(); 60 Msg("Aye aye, Sir"); 61 play(); 62 return 0; /* for lint, play() never returns */ 63 } 64 65 static void 66 initialize(void) 67 { 68 struct File *fp; 69 struct ship *sp; 70 char captain[80]; 71 char message[60]; 72 int load; 73 int n; 74 char *nameptr; 75 int nat[NNATION]; 76 77 if (game < 0) { 78 puts("Choose a scenario:\n"); 79 puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE"); 80 for (n = 0; n < NSCENE; n++) { 81 /* ( */ 82 printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels, 83 sync_exists(n) ? "YES" : "no", 84 scene[n].name); 85 } 86 reprint: 87 printf("\nScenario number? "); 88 fflush(stdout); 89 scanf("%d", &game); 90 while (getchar() != '\n' && !feof(stdin)) 91 ; 92 } 93 if (game < 0 || game >= NSCENE) { 94 errx(1, "Very funny."); 95 } 96 cc = &scene[game]; 97 ls = SHIP(cc->vessels); 98 99 for (n = 0; n < NNATION; n++) 100 nat[n] = 0; 101 foreachship(sp) { 102 if (sp->file == NULL && 103 (sp->file = calloc(1, sizeof (struct File))) == NULL) { 104 err(1, "calloc"); 105 } 106 sp->file->index = sp - SHIP(0); 107 sp->file->stern = nat[sp->nationality]++; 108 sp->file->dir = sp->shipdir; 109 sp->file->row = sp->shiprow; 110 sp->file->col = sp->shipcol; 111 } 112 windspeed = cc->windspeed; 113 winddir = cc->winddir; 114 115 signal(SIGHUP, choke); 116 signal(SIGINT, choke); 117 118 hasdriver = sync_exists(game); 119 if (sync_open() < 0) { 120 err(1, "syncfile"); 121 } 122 123 if (hasdriver) { 124 puts("Synchronizing with the other players..."); 125 fflush(stdout); 126 if (Sync() < 0) 127 leave(LEAVE_SYNC); 128 } 129 for (;;) { 130 foreachship(sp) 131 if (sp->file->captain[0] == 0 && !sp->file->struck 132 && sp->file->captured == 0) 133 break; 134 if (sp >= ls) { 135 puts("All ships taken in that scenario."); 136 foreachship(sp) 137 free(sp->file); 138 sync_close(0); 139 people = 0; 140 goto reprint; 141 } 142 if (randomize) { 143 player = sp - SHIP(0); 144 } else { 145 printf("%s\n\n", cc->name); 146 foreachship(sp) 147 printf(" %2d: %-10s %-15s (%-2d pts) %s\n", 148 sp->file->index, 149 countryname[sp->nationality], 150 sp->shipname, 151 sp->specs->pts, 152 saywhat(sp, 1)); 153 printf("\nWhich ship (0-%d)? ", cc->vessels-1); 154 fflush(stdout); 155 if (scanf("%d", &player) != 1 || player < 0 156 || player >= cc->vessels) { 157 while (getchar() != '\n' && !feof(stdin)) 158 ; 159 puts("Say what?"); 160 player = -1; 161 } else 162 while (getchar() != '\n' && !feof(stdin)) 163 ; 164 if (feof(stdin)) { 165 printf("\nExiting...\n"); 166 leave(LEAVE_QUIT); 167 } 168 } 169 if (player < 0) 170 continue; 171 if (Sync() < 0) 172 leave(LEAVE_SYNC); 173 fp = SHIP(player)->file; 174 if (fp->captain[0] || fp->struck || fp->captured != 0) 175 puts("That ship is taken."); 176 else 177 break; 178 } 179 180 ms = SHIP(player); 181 mf = ms->file; 182 mc = ms->specs; 183 184 send_begin(ms); 185 if (Sync() < 0) 186 leave(LEAVE_SYNC); 187 188 signal(SIGCHLD, child); 189 if (!hasdriver) 190 switch (fork()) { 191 case 0: 192 longjmp(restart, MODE_DRIVER); 193 /*NOTREACHED*/ 194 case -1: 195 warn("fork"); 196 leave(LEAVE_FORK); 197 break; 198 default: 199 hasdriver++; 200 } 201 202 printf("Your ship is the %s, a %d gun %s (%s crew).\n", 203 ms->shipname, mc->guns, classname[mc->class], 204 qualname[mc->qual]); 205 if ((nameptr = getenv("SAILNAME")) && *nameptr) 206 strlcpy(captain, nameptr, sizeof captain); 207 else { 208 printf("Your name, Captain? "); 209 fflush(stdout); 210 if (fgets(captain, sizeof captain, stdin) == NULL) 211 strcpy(captain, "no name"); 212 else if (*captain == '\0' || *captain == '\n') 213 strcpy(captain, "no name"); 214 else 215 captain[strlen(captain) - 1] = '\0'; 216 } 217 send_captain(ms, captain); 218 for (n = 0; n < 2; n++) { 219 char buf[10]; 220 221 printf("\nInitial broadside %s (grape, chain, round, double): ", 222 n ? "right" : "left"); 223 fflush(stdout); 224 fgets(buf, sizeof(buf), stdin); 225 switch (*buf) { 226 case 'g': 227 load = L_GRAPE; 228 break; 229 case 'c': 230 load = L_CHAIN; 231 break; 232 case 'r': 233 load = L_ROUND; 234 break; 235 case 'd': 236 load = L_DOUBLE; 237 break; 238 default: 239 load = L_ROUND; 240 } 241 if (n) { 242 mf->loadR = load; 243 mf->readyR = R_LOADED|R_INITIAL; 244 } else { 245 mf->loadL = load; 246 mf->readyL = R_LOADED|R_INITIAL; 247 } 248 } 249 250 printf("\n"); 251 fflush(stdout); 252 initscreen(); 253 display_redraw(); 254 snprintf(message, sizeof message, "Captain %s assuming command", 255 captain); 256 send_signal(ms, message); 257 newturn(0); 258 } 259