sail/pl_main.c

   1 /*      $NetBSD: pl_main.c,v 1.9 2001/01/01 22:23:29 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[] = "@(#)pl_main.c   8.1 (Berkeley) 5/31/93";
  40 #else
  41 __RCSID("$NetBSD: pl_main.c,v 1.9 2001/01/01 22:23:29 jwise Exp $");
  42 #endif
  43 #endif /* not lint */
  44
  45 #include "player.h"
  46 #include <sys/types.h>
  47 #include <sys/wait.h>
  48 #include <stdlib.h>
  49 #include <unistd.h>
  50
  51 /*ARGSUSED*/
  52 int
  53 pl_main(void)
  54 {
  55
  56         initialize();
  57         Msg("Aye aye, Sir");
  58         play();
  59         return 0;                       /* for lint,  play() never returns */
  60 }
  61
  62 void
  63 initialize(void)
  64 {
  65         register struct File *fp;
  66         register struct ship *sp;
  67         char captain[80];
  68         char message[60];
  69         int load;
  70         register int n;
  71         char *nameptr;
  72         int nat[NNATION];
  73
  74         if (game < 0) {
  75                 puts("Choose a scenario:\n");
  76                 puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE");
  77                 for (n = 0; n < NSCENE; n++) {
  78                         /* ( */
  79                         printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels,
  80                                 sync_exists(n) ? "YES" : "no",
  81                                 scene[n].name);
  82                 }
  83 reprint:
  84                 printf("\nScenario number? ");
  85                 fflush(stdout);
  86                 scanf("%d", &game);
  87                 while (getchar() != '\n')
  88                         ;
  89         }
  90         if (game < 0 || game >= NSCENE) {
  91                 puts("Very funny.");
  92                 exit(1);
  93         }
  94         cc = &scene[game];
  95         ls = SHIP(cc->vessels);
  96
  97         for (n = 0; n < NNATION; n++)
  98                 nat[n] = 0;
  99         foreachship(sp) {
 100                 if (sp->file == NULL &&
 101                     (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
 102                         puts("OUT OF MEMORY");
 103                         exit(1);
 104                 }
 105                 sp->file->index = sp - SHIP(0);
 106                 sp->file->stern = nat[sp->nationality]++;
 107                 sp->file->dir = sp->shipdir;
 108                 sp->file->row = sp->shiprow;
 109                 sp->file->col = sp->shipcol;
 110         }
 111         windspeed = cc->windspeed;
 112         winddir = cc->winddir;
 113
 114         signal(SIGHUP, choke);
 115         signal(SIGINT, choke);
 116
 117         hasdriver = sync_exists(game);
 118         if (sync_open() < 0) {
 119                 perror("sail: syncfile");
 120                 exit(1);
 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((char *)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')
 158                                         ;
 159                                 puts("Say what?");
 160                                 player = -1;
 161                         } else
 162                                 while (getchar() != '\n')
 163                                         ;
 164                 }
 165                 if (player < 0)
 166                         continue;
 167                 if (Sync() < 0)
 168                         leave(LEAVE_SYNC);
 169                 fp = SHIP(player)->file;
 170                 if (fp->captain[0] || fp->struck || fp->captured != 0)
 171                         puts("That ship is taken.");
 172                 else
 173                         break;
 174         }
 175
 176         ms = SHIP(player);
 177         mf = ms->file;
 178         mc = ms->specs;
 179
 180         Write(W_BEGIN, ms, 0, 0, 0, 0);
 181         if (Sync() < 0)
 182                 leave(LEAVE_SYNC);
 183
 184         signal(SIGCHLD, child);
 185         if (!hasdriver)
 186                 switch (fork()) {
 187                 case 0:
 188                         longjmp(restart, MODE_DRIVER);
 189                         /*NOTREACHED*/
 190                 case -1:
 191                         perror("fork");
 192                         leave(LEAVE_FORK);
 193                         break;
 194                 default:
 195                         hasdriver++;
 196                 }
 197
 198         printf("Your ship is the %s, a %d gun %s (%s crew).\n",
 199                 ms->shipname, mc->guns, classname[mc->class],
 200                 qualname[mc->qual]);
 201         if ((nameptr = (char *) getenv("SAILNAME")) && *nameptr)
 202                 strncpy(captain, nameptr, sizeof captain);
 203         else {
 204                 printf("Your name, Captain? ");
 205                 fflush(stdout);
 206                 fgets(captain, sizeof captain, stdin);
 207                 if (!*captain)
 208                         strcpy(captain, "no name");
 209                 else
 210                     captain[strlen(captain) - 1] = '\0';
 211         }
 212         captain[sizeof captain - 1] = '\0';
 213         Writestr(W_CAPTAIN, ms, captain);
 214         for (n = 0; n < 2; n++) {
 215                 char buf[10];
 216
 217                 printf("\nInitial broadside %s (grape, chain, round, double): ",
 218                         n ? "right" : "left");
 219                 fflush(stdout);
 220                 scanf("%s", buf);
 221                 switch (*buf) {
 222                 case 'g':
 223                         load = L_GRAPE;
 224                         break;
 225                 case 'c':
 226                         load = L_CHAIN;
 227                         break;
 228                 case 'r':
 229                         load = L_ROUND;
 230                         break;
 231                 case 'd':
 232                         load = L_DOUBLE;
 233                         break;
 234                 default:
 235                         load = L_ROUND;
 236                 }
 237                 if (n) {
 238                         mf->loadR = load;
 239                         mf->readyR = R_LOADED|R_INITIAL;
 240                 } else {
 241                         mf->loadL = load;
 242                         mf->readyL = R_LOADED|R_INITIAL;
 243                 }
 244         }
 245
 246         initscreen();
 247         draw_board();
 248         snprintf(message, sizeof message, "Captain %s assuming command",
 249                         captain);
 250         Writestr(W_SIGNAL, ms, message);
 251         newturn(0);
 252 }