monop/monop.c

   1 /*      $NetBSD: monop.c,v 1.20 2008/02/24 01:41:14 dholland Exp $      */
   2
   3 /*
   4  * Copyright (c) 1980, 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 __COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
  35         The Regents of the University of California.  All rights reserved.\n");
  36 #endif /* not lint */
  37
  38 #ifndef lint
  39 #if 0
  40 static char sccsid[] = "@(#)monop.c     8.1 (Berkeley) 5/31/93";
  41 #else
  42 __RCSID("$NetBSD: monop.c,v 1.20 2008/02/24 01:41:14 dholland Exp $");
  43 #endif
  44 #endif /* not lint */
  45
  46 #include <stdio.h>
  47 #include <signal.h>
  48 #include <stdlib.h>
  49 #include <time.h>
  50 #include <unistd.h>
  51 #include "monop.def"
  52
  53 int main(int, char *[]);
  54 static void getplayers(void);
  55 static void init_players(void);
  56 static void init_monops(void);
  57 static void do_quit(int);
  58
  59 /*
  60  *      This program implements a monopoly game
  61  */
  62 int
  63 main(ac, av)
  64         int ac;
  65         char *av[];
  66 {
  67         /* Revoke setgid privileges */
  68         setgid(getgid());
  69
  70         srandom(time(NULL));
  71         num_luck = sizeof lucky_mes / sizeof (char *);
  72         init_decks();
  73         init_monops();
  74         if (ac > 1) {
  75                 if (!rest_f(av[1]))
  76                         restore();
  77         }
  78         else {
  79                 getplayers();
  80                 init_players();
  81         }
  82         signal(SIGINT, do_quit);
  83         for (;;) {
  84                 printf("\n%s (%d) (cash $%d) on %s\n", cur_p->name, player + 1,
  85                         cur_p->money, board[cur_p->loc].name);
  86                 printturn();
  87                 force_morg();
  88                 execute(getinp("-- Command: ", comlist));
  89         }
  90 }
  91
  92 /*ARGSUSED*/
  93 static void
  94 do_quit(n)
  95         int n __unused;
  96 {
  97         quit();
  98 }
  99
 100 /*
 101  *      This routine gets the names of the players
 102  */
 103 static void
 104 getplayers()
 105 {
 106         int i, j;
 107         char buf[257];
 108
 109 blew_it:
 110         for (;;) {
 111                 if ((num_play = get_int("How many players? ")) <= 1 ||
 112                     num_play > MAX_PL)
 113                         printf("Sorry. Number must range from 2 to %d\n",
 114                             MAX_PL);
 115                 else
 116                         break;
 117         }
 118         cur_p = play = (PLAY *) calloc(num_play, sizeof (PLAY));
 119         if (play == NULL)
 120                 err(1, NULL);
 121         for (i = 0; i < num_play; i++) {
 122                 do {
 123                         printf("Player %d's name: ", i + 1);
 124                         fgets(buf, sizeof(buf), stdin);
 125                         if (feof(stdin)) {
 126                                 printf("End of file on stdin\n");
 127                                 exit(0);
 128                         }
 129                         buf[strcspn(buf, "\n")] = '\0';
 130                 } while (strlen(buf) == 0);
 131                 name_list[i] = play[i].name = strdup(buf);
 132                 if (name_list[i] == NULL)
 133                         err(1, NULL);
 134                 play[i].money = 1500;
 135         }
 136         name_list[i++] = "done";
 137         name_list[i] = 0;
 138         for (i = 0; i < num_play; i++)
 139                 for (j = i + 1; j <= num_play; j++)
 140                         if (strcasecmp(name_list[i], name_list[j]) == 0) {
 141                                 if (j != num_play)
 142                                         printf("Hey!!! Some of those are "
 143                                             "IDENTICAL!!  Let's try that "
 144                                             "again...\n");
 145                                 else
 146                                         printf("\"done\" is a reserved word.  "
 147                                             "Please try again\n");
 148                                 for (i = 0; i < num_play; i++)
 149                                         free(play[i].name);
 150                                 free(play);
 151                                 goto blew_it;
 152                         }
 153 }
 154
 155 /*
 156  *      This routine figures out who goes first
 157  */
 158 static void
 159 init_players()
 160 {
 161         int i, rl, cur_max;
 162         bool over = 0;
 163         int max_pl = 0;
 164
 165 again:
 166         putchar('\n');
 167         for (cur_max = i = 0; i < num_play; i++) {
 168                 printf("%s (%d) rolls %d\n", play[i].name, i+1, rl=roll(2, 6));
 169                 if (rl > cur_max) {
 170                         over = FALSE;
 171                         cur_max = rl;
 172                         max_pl = i;
 173                 }
 174                 else if (rl == cur_max)
 175                         over++;
 176         }
 177         if (over) {
 178                 printf("%d people rolled the same thing, so we'll try again\n",
 179                     over + 1);
 180                 goto again;
 181         }
 182         player = max_pl;
 183         cur_p = &play[max_pl];
 184         printf("%s (%d) goes first\n", cur_p->name, max_pl + 1);
 185 }
 186
 187 /*
 188  *      This routine initializes the monopoly structures.
 189  */
 190 static void
 191 init_monops()
 192 {
 193         MON *mp;
 194         int i;
 195
 196         for (mp = mon; mp < &mon[N_MON]; mp++) {
 197                 mp->name = mp->not_m;
 198                 for (i = 0; i < mp->num_in; i++)
 199                         mp->sq[i] = &board[mp->sqnums[i]];
 200         }
 201 }