1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.rumors.c - version 1.0.3 */
3 /* $FreeBSD: src/games/hack/hack.rumors.c,v 1.3 1999/11/16 02:57:10 billf Exp $ */
5 #include "hack.h" /* for RUMORFILE and BSD (index) */
6 #define CHARSZ 8 /* number of bits in a char */
8 int n_used_rumors = -1;
11 static void init_rumors(FILE *);
12 static bool skipline(FILE *);
13 static void outline(FILE *);
14 static bool used(int);
17 init_rumors(FILE *rumf)
22 while (skipline(rumf))
25 i = n_rumors / CHARSZ;
26 usedbits = alloc((unsigned)(i + 1));
37 if (!fgets(line, sizeof(line), rumf))
39 if (strchr(line, '\n'))
50 if (!fgets(line, sizeof(line), rumf))
52 if ((ep = strchr(line, '\n')) != NULL)
54 pline("This cookie has a scrap of paper inside! It reads: ");
64 if (n_rumors <= n_used_rumors ||
65 (rumf = fopen(RUMORFILE, "r")) == NULL)
67 if (n_used_rumors < 0)
71 rn = rn2(n_rumors - n_used_rumors);
73 while (rn || used(i)) {
79 usedbits[i / CHARSZ] |= (1 << (i % CHARSZ));
89 return (usedbits[i / CHARSZ] & (1 << (i % CHARSZ)));