NetBSD/games/monop/cards.c

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1993-03-21 12:45:37 +03:00
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
static char sccsid[] = "@(#)cards.c 5.4 (Berkeley) 6/1/90";
#endif /* not lint */
# include "monop.ext"
# include "pathnames.h"
/*
* These routine deal with the card decks
*/
# define GOJF 'F' /* char for get-out-of-jail-free cards */
# ifndef DEV
static char *cardfile = _PATH_CARDS;
# else
static char *cardfile = "cards.pck";
# endif
static FILE *deckf;
/*
* This routine initializes the decks from the data file,
* which it opens.
*/
init_decks() {
if ((deckf=fopen(cardfile, "r")) == NULL) {
file_err:
perror(cardfile);
exit(1);
}
if (fread(deck, sizeof (DECK), 2, deckf) != 2)
goto file_err;
set_up(&CC_D);
set_up(&CH_D);
}
/*
* This routine sets up the offset pointers for the given deck.
*/
set_up(dp)
DECK *dp; {
reg int r1, r2;
int i;
dp->offsets = (long *) calloc(sizeof (long), dp->num_cards);
if (fread(dp->offsets, sizeof(long), dp->num_cards, deckf) != dp->num_cards) {
perror(cardfile);
exit(1);
}
dp->last_card = 0;
dp->gojf_used = FALSE;
for (i = 0; i < dp->num_cards; i++) {
reg long temp;
r1 = roll(1, dp->num_cards) - 1;
r2 = roll(1, dp->num_cards) - 1;
temp = dp->offsets[r2];
dp->offsets[r2] = dp->offsets[r1];
dp->offsets[r1] = temp;
}
}
/*
* This routine draws a card from the given deck
*/
get_card(dp)
DECK *dp; {
reg char type_maj, type_min;
reg int num;
int i, per_h, per_H, num_h, num_H;
OWN *op;
do {
fseek(deckf, dp->offsets[dp->last_card], 0);
dp->last_card = ++(dp->last_card) % dp->num_cards;
type_maj = getc(deckf);
} while (dp->gojf_used && type_maj == GOJF);
type_min = getc(deckf);
num = getw(deckf);
printmes();
switch (type_maj) {
case '+': /* get money */
if (type_min == 'A') {
for (i = 0; i < num_play; i++)
if (i != player)
play[i].money -= num;
num = num * (num_play - 1);
}
cur_p->money += num;
break;
case '-': /* lose money */
if (type_min == 'A') {
for (i = 0; i < num_play; i++)
if (i != player)
play[i].money += num;
num = num * (num_play - 1);
}
cur_p->money -= num;
break;
case 'M': /* move somewhere */
switch (type_min) {
case 'F': /* move forward */
num -= cur_p->loc;
if (num < 0)
num += 40;
break;
case 'J': /* move to jail */
goto_jail();
return;
case 'R': /* move to railroad */
spec = TRUE;
num = (int)((cur_p->loc + 5)/10)*10 + 5 - cur_p->loc;
break;
case 'U': /* move to utility */
spec = TRUE;
if (cur_p->loc >= 12 && cur_p->loc < 28)
num = 28 - cur_p->loc;
else {
num = 12 - cur_p->loc;
if (num < 0)
num += 40;
}
break;
case 'B':
num = -num;
break;
}
move(num);
break;
case 'T': /* tax */
if (dp == &CC_D) {
per_h = 40;
per_H = 115;
}
else {
per_h = 25;
per_H = 100;
}
num_h = num_H = 0;
for (op = cur_p->own_list; op; op = op->next)
if (op->sqr->type == PRPTY)
if (op->sqr->desc->houses == 5)
++num_H;
else
num_h += op->sqr->desc->houses;
num = per_h * num_h + per_H * num_H;
printf("You had %d Houses and %d Hotels, so that cost you $%d\n", num_h, num_H, num);
if (num == 0)
lucky("");
else
cur_p->money -= num;
break;
case GOJF: /* get-out-of-jail-free card */
cur_p->num_gojf++;
dp->gojf_used = TRUE;
break;
}
spec = FALSE;
}
/*
* This routine prints out the message on the card
*/
printmes() {
reg char c;
printline();
fflush(stdout);
while ((c = getc(deckf)) != '\0')
putchar(c);
printline();
fflush(stdout);
}