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 1.4 2006/09/03 17:33:13 pavalos Exp $ 36 */ 37 38 #include "player.h" 39 #include <sys/types.h> 40 #include <sys/wait.h> 41 42 static void initialize(void); 43 44 /*ARGSUSED*/ 45 int 46 pl_main(void) 47 { 48 49 if (!SCREENTEST()) { 50 printf("Can't sail on this terminal.\n"); 51 exit(1); 52 } 53 initialize(); 54 Signal("Aye aye, Sir", NULL); 55 play(); 56 return 0; /* for lint, play() never returns */ 57 } 58 59 static void 60 initialize(void) 61 { 62 struct File *fp; 63 struct ship *sp; 64 char captain[80]; 65 char message[60]; 66 int load; 67 int n; 68 char *nameptr; 69 int nat[NNATION]; 70 71 if (game < 0) { 72 puts("Choose a scenario:\n"); 73 puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE"); 74 for (n = 0; n < NSCENE; n++) { 75 /* ( */ 76 printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels, 77 sync_exists(n) ? "YES" : "no", 78 scene[n].name); 79 } 80 reprint: 81 printf("\nScenario number? "); 82 fflush(stdout); 83 scanf("%d", &game); 84 while (getchar() != '\n') 85 ; 86 } 87 if (game < 0 || game >= NSCENE) { 88 puts("Very funny."); 89 exit(1); 90 } 91 cc = &scene[game]; 92 ls = SHIP(cc->vessels); 93 94 for (n = 0; n < NNATION; n++) 95 nat[n] = 0; 96 foreachship(sp) { 97 if (sp->file == NULL && 98 (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) { 99 puts("OUT OF MEMORY"); 100 exit(1); 101 } 102 sp->file->index = sp - SHIP(0); 103 sp->file->stern = nat[sp->nationality]++; 104 sp->file->dir = sp->shipdir; 105 sp->file->row = sp->shiprow; 106 sp->file->col = sp->shipcol; 107 } 108 windspeed = cc->windspeed; 109 winddir = cc->winddir; 110 111 signal(SIGHUP, (sig_t)choke); 112 signal(SIGINT, (sig_t)choke); 113 114 hasdriver = sync_exists(game); 115 if (sync_open() < 0) { 116 perror("sail: syncfile"); 117 exit(1); 118 } 119 120 if (hasdriver) { 121 puts("Synchronizing with the other players..."); 122 fflush(stdout); 123 if (Sync() < 0) 124 leave(LEAVE_SYNC); 125 } 126 for (;;) { 127 foreachship(sp) 128 if (sp->file->captain[0] == 0 && !sp->file->struck 129 && sp->file->captured == 0) 130 break; 131 if (sp >= ls) { 132 puts("All ships taken in that scenario."); 133 foreachship(sp) 134 free((char *)sp->file); 135 sync_close(0); 136 people = 0; 137 goto reprint; 138 } 139 if (randomize) { 140 player = sp - SHIP(0); 141 } else { 142 printf("%s\n\n", cc->name); 143 foreachship(sp) 144 printf(" %2d: %-10s %-15s (%-2d pts) %s\n", 145 sp->file->index, 146 countryname[sp->nationality], 147 sp->shipname, 148 sp->specs->pts, 149 saywhat(sp, 1)); 150 printf("\nWhich ship (0-%d)? ", cc->vessels-1); 151 fflush(stdout); 152 if (scanf("%d", &player) != 1 || player < 0 153 || player >= cc->vessels) { 154 while (getchar() != '\n') 155 ; 156 puts("Say what?"); 157 player = -1; 158 } else 159 while (getchar() != '\n') 160 ; 161 } 162 if (player < 0) 163 continue; 164 if (Sync() < 0) 165 leave(LEAVE_SYNC); 166 fp = SHIP(player)->file; 167 if (fp->captain[0] || fp->struck || fp->captured != 0) 168 puts("That ship is taken."); 169 else 170 break; 171 } 172 173 ms = SHIP(player); 174 mf = ms->file; 175 mc = ms->specs; 176 177 Write(W_BEGIN, ms, 0, 0, 0, 0); 178 if (Sync() < 0) 179 leave(LEAVE_SYNC); 180 181 signal(SIGCHLD, (sig_t)child); 182 if (!hasdriver) 183 switch (fork()) { 184 case 0: 185 longjmp(restart, MODE_DRIVER); 186 /*NOTREACHED*/ 187 case -1: 188 perror("fork"); 189 leave(LEAVE_FORK); 190 break; 191 default: 192 hasdriver++; 193 } 194 195 printf("Your ship is the %s, a %d gun %s (%s crew).\n", 196 ms->shipname, mc->guns, classname[mc->class], 197 qualname[mc->qual]); 198 if ((nameptr = (char *) getenv("SAILNAME")) && *nameptr) 199 strncpy(captain, nameptr, sizeof captain); 200 else { 201 printf("Your name, Captain? "); 202 fflush(stdout); 203 fgets(captain, sizeof captain, stdin); 204 if (!*captain) 205 strcpy(captain, "no name"); 206 else 207 captain[sizeof(captain) - 1] = '\0'; 208 } 209 Writestr(W_CAPTAIN, ms, captain); 210 for (n = 0; n < 2; n++) { 211 char buf[10]; 212 213 printf("\nInitial broadside %s (grape, chain, round, double): ", 214 n ? "right" : "left"); 215 fflush(stdout); 216 scanf("%9s", buf); 217 switch (*buf) { 218 case 'g': 219 load = L_GRAPE; 220 break; 221 case 'c': 222 load = L_CHAIN; 223 break; 224 case 'r': 225 load = L_ROUND; 226 break; 227 case 'd': 228 load = L_DOUBLE; 229 break; 230 default: 231 load = L_ROUND; 232 } 233 if (n) { 234 mf->loadR = load; 235 mf->readyR = R_LOADED|R_INITIAL; 236 } else { 237 mf->loadL = load; 238 mf->readyL = R_LOADED|R_INITIAL; 239 } 240 } 241 242 initscreen(); 243 draw_board(); 244 snprintf(message, sizeof message, "Captain %s assuming command", 245 captain); 246 Writestr(W_SIGNAL, ms, message); 247 newturn(); 248 } 249