need errno.h

[bsdgames-darwin.git] / monop / roll.c

diff --git a/monop/roll.c b/monop/roll.c
index 002cf7888e661cd6581b7c97f40e2503695259a1..43f42fc1479eda139d73851aa50c3a4f1bf6b752 100644 (file)
--- a/monop/roll.c
+++ b/monop/roll.c
@@ -1,6 +1,8 @@
+/*     $NetBSD: roll.c,v 1.12 2008/02/24 02:58:33 dholland Exp $       */
+
 /*
- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1980, 1993
+ *     The 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
@@ -10,11 +12,7 @@
  * 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
+ * 3. 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.
  *
@@ -31,27 +29,31 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-static char sccsid[] = "@(#)roll.c     5.5 (Berkeley) 6/1/90";
+#if 0
+static char sccsid[] = "@(#)roll.c     8.1 (Berkeley) 5/31/93";
+#else
+__RCSID("$NetBSD: roll.c,v 1.12 2008/02/24 02:58:33 dholland Exp $");
+#endif
 #endif /* not lint */
 
+#include <stdlib.h>
+
+#include "monop.h"
+
 /*
  *     This routine rolls ndie nside-sided dice.
  */
 
-#include <stdlib.h>
-
-#define        reg     register
-
+int
 roll(ndie, nsides)
-reg int        ndie, nsides; {
-
-       reg int         tot, r;
-       reg double      num_sides;
+       int ndie, nsides;
+{
+       int tot;
 
-       num_sides = nsides;
        tot = 0;
        while (ndie--)
-               tot += (r = rand()) * (num_sides / RAND_MAX) + 1;
+               tot += (random() % nsides) + 1;
        return tot;
 }