xref: /netbsd-src/games/monop/monop.c (revision eb7c1594f145c931049e1fd9eb056a5987e87e59)
1 /*	$NetBSD: monop.c,v 1.14 2003/08/07 09:37:28 agc 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 1.14 2003/08/07 09:37:28 agc Exp $");
43 #endif
44 #endif /* not lint */
45 
46 #include <stdio.h>
47 #include <signal.h>
48 #include <stdlib.h>
49 #include <unistd.h>
50 #include "monop.def"
51 
52 int main __P((int, char *[]));
53 static void getplayers __P((void));
54 static void init_players __P((void));
55 static void init_monops __P((void));
56 static void do_quit __P((int));
57 void *heapstart;
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 	srand(getpid());
71 	heapstart = sbrk(0);
72 	if (ac > 1) {
73 		if (!rest_f(av[1]))
74 			restore();
75 	}
76 	else {
77 		getplayers();
78 		init_players();
79 		init_monops();
80 	}
81 	num_luck = sizeof lucky_mes / sizeof (char *);
82 	init_decks();
83 	signal(SIGINT, do_quit);
84 	for (;;) {
85 		printf("\n%s (%d) (cash $%d) on %s\n", cur_p->name, player + 1,
86 			cur_p->money, board[cur_p->loc].name);
87 		printturn();
88 		force_morg();
89 		execute(getinp("-- Command: ", comlist));
90 	}
91 }
92 
93 /*ARGSUSED*/
94 static void
95 do_quit(n)
96 	int n __attribute__((__unused__));
97 {
98 	quit();
99 }
100 
101 /*
102  *	This routine gets the names of the players
103  */
104 static void
105 getplayers()
106 {
107 	char *sp;
108 	int i, j;
109 	char buf[257];
110 
111 blew_it:
112 	for (;;) {
113 		if ((num_play=get_int("How many players? ")) <= 0 ||
114 		    num_play > MAX_PL)
115 			printf("Sorry. Number must range from 1 to 9\n");
116 		else
117 			break;
118 	}
119 	cur_p = play = (PLAY *) calloc(num_play, sizeof (PLAY));
120 	if (play == NULL)
121 		err(1, NULL);
122 	for (i = 0; i < num_play; i++) {
123 over:
124 		printf("Player %d's name: ", i + 1);
125 		for (sp = buf; (*sp=getchar()) != '\n'; sp++)
126 			continue;
127 		if (sp == buf)
128 			goto over;
129 		*sp++ = '\0';
130 		name_list[i] = play[i].name = (char *)calloc(1, sp - buf);
131 		if (name_list[i] == NULL)
132 			err(1, NULL);
133 		strcpy(play[i].name, buf);
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 (i != num_play - 1)
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 }
202