sail/pl_main.c

   1 /*      $NetBSD: pl_main.c,v 1.11 2001/01/04 02:43:33 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 1.11 2001/01/04 02:43:33 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 int     pl_main(void);
  52 static void     initialize(void);
  53
  54 /*ARGSUSED*/
  55 int
  56 pl_main(void)
  57 {
  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')
  91                         ;
  92         }
  93         if (game < 0 || game >= NSCENE) {
  94                 puts("Very funny.");
  95                 exit(1);
  96         }
  97         cc = &scene[game];
  98         ls = SHIP(cc->vessels);
  99
 100         for (n = 0; n < NNATION; n++)
 101                 nat[n] = 0;
 102         foreachship(sp) {
 103                 if (sp->file == NULL &&
 104                     (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
 105                         puts("OUT OF MEMORY");
 106                         exit(1);
 107                 }
 108                 sp->file->index = sp - SHIP(0);
 109                 sp->file->stern = nat[sp->nationality]++;
 110                 sp->file->dir = sp->shipdir;
 111                 sp->file->row = sp->shiprow;
 112                 sp->file->col = sp->shipcol;
 113         }
 114         windspeed = cc->windspeed;
 115         winddir = cc->winddir;
 116
 117         signal(SIGHUP, choke);
 118         signal(SIGINT, choke);
 119
 120         hasdriver = sync_exists(game);
 121         if (sync_open() < 0) {
 122                 perror("sail: syncfile");
 123                 exit(1);
 124         }
 125
 126         if (hasdriver) {
 127                 puts("Synchronizing with the other players...");
 128                 fflush(stdout);
 129                 if (Sync() < 0)
 130                         leave(LEAVE_SYNC);
 131         }
 132         for (;;) {
 133                 foreachship(sp)
 134                         if (sp->file->captain[0] == 0 && !sp->file->struck
 135                             && sp->file->captured == 0)
 136                                 break;
 137                 if (sp >= ls) {
 138                         puts("All ships taken in that scenario.");
 139                         foreachship(sp)
 140                                 free((char *)sp->file);
 141                         sync_close(0);
 142                         people = 0;
 143                         goto reprint;
 144                 }
 145                 if (randomize) {
 146                         player = sp - SHIP(0);
 147                 } else {
 148                         printf("%s\n\n", cc->name);
 149                         foreachship(sp)
 150                                 printf("  %2d:  %-10s %-15s  (%-2d pts)   %s\n",
 151                                         sp->file->index,
 152                                         countryname[sp->nationality],
 153                                         sp->shipname,
 154                                         sp->specs->pts,
 155                                         saywhat(sp, 1));
 156                         printf("\nWhich ship (0-%d)? ", cc->vessels-1);
 157                         fflush(stdout);
 158                         if (scanf("%d", &player) != 1 || player < 0
 159                             || player >= cc->vessels) {
 160                                 while (getchar() != '\n')
 161                                         ;
 162                                 puts("Say what?");
 163                                 player = -1;
 164                         } else
 165                                 while (getchar() != '\n')
 166                                         ;
 167                 }
 168                 if (player < 0)
 169                         continue;
 170                 if (Sync() < 0)
 171                         leave(LEAVE_SYNC);
 172                 fp = SHIP(player)->file;
 173                 if (fp->captain[0] || fp->struck || fp->captured != 0)
 174                         puts("That ship is taken.");
 175                 else
 176                         break;
 177         }
 178
 179         ms = SHIP(player);
 180         mf = ms->file;
 181         mc = ms->specs;
 182
 183         Write(W_BEGIN, ms, 0, 0, 0, 0);
 184         if (Sync() < 0)
 185                 leave(LEAVE_SYNC);
 186
 187         signal(SIGCHLD, child);
 188         if (!hasdriver)
 189                 switch (fork()) {
 190                 case 0:
 191                         longjmp(restart, MODE_DRIVER);
 192                         /*NOTREACHED*/
 193                 case -1:
 194                         perror("fork");
 195                         leave(LEAVE_FORK);
 196                         break;
 197                 default:
 198                         hasdriver++;
 199                 }
 200
 201         printf("Your ship is the %s, a %d gun %s (%s crew).\n",
 202                 ms->shipname, mc->guns, classname[mc->class],
 203                 qualname[mc->qual]);
 204         if ((nameptr = (char *) getenv("SAILNAME")) && *nameptr)
 205                 strncpy(captain, nameptr, sizeof captain);
 206         else {
 207                 printf("Your name, Captain? ");
 208                 fflush(stdout);
 209                 fgets(captain, sizeof captain, stdin);
 210                 if (!*captain)
 211                         strcpy(captain, "no name");
 212                 else
 213                     captain[strlen(captain) - 1] = '\0';
 214         }
 215         captain[sizeof captain - 1] = '\0';
 216         Writestr(W_CAPTAIN, ms, captain);
 217         for (n = 0; n < 2; n++) {
 218                 char buf[10];
 219
 220                 printf("\nInitial broadside %s (grape, chain, round, double): ",
 221                         n ? "right" : "left");
 222                 fflush(stdout);
 223                 scanf("%s", buf);
 224                 switch (*buf) {
 225                 case 'g':
 226                         load = L_GRAPE;
 227                         break;
 228                 case 'c':
 229                         load = L_CHAIN;
 230                         break;
 231                 case 'r':
 232                         load = L_ROUND;
 233                         break;
 234                 case 'd':
 235                         load = L_DOUBLE;
 236                         break;
 237                 default:
 238                         load = L_ROUND;
 239                 }
 240                 if (n) {
 241                         mf->loadR = load;
 242                         mf->readyR = R_LOADED|R_INITIAL;
 243                 } else {
 244                         mf->loadL = load;
 245                         mf->readyL = R_LOADED|R_INITIAL;
 246                 }
 247         }
 248
 249         initscreen();
 250         draw_board();
 251         snprintf(message, sizeof message, "Captain %s assuming command",
 252                         captain);
 253         Writestr(W_SIGNAL, ms, message);
 254         newturn(0);
 255 }