remove sh warning when invoked with no args

[bsdgames-darwin.git] / backgammon / common_source / odds.c

diff --git a/backgammon/common_source/odds.c b/backgammon/common_source/odds.c
index 02354d31a5ddd3d4291ddf714fbedf642038737c..5f350a39bab7f52219be797ac0065e03d1a174fa 100644 (file)
--- a/backgammon/common_source/odds.c
+++ b/backgammon/common_source/odds.c
@@ -1,6 +1,8 @@
+/*     $NetBSD: odds.c,v 1.4 1997/10/10 08:59:46 lukem 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
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions


@@ -31,42 +33,48 @@
  * SUCH DAMAGE.
  */
 
  * SUCH DAMAGE.
  */
 

+#include <sys/cdefs.h>

 #ifndef lint
 #ifndef lint

-/*static char sccsid[] = "from: @(#)odds.c     5.4 (Berkeley) 6/1/90";*/
-static char rcsid[] = "$Id: odds.c,v 1.2 1993/08/01 18:56:42 mycroft Exp $";
+#if 0
+static char sccsid[] = "@(#)odds.c     8.1 (Berkeley) 5/31/93";
+#else
+__RCSID("$NetBSD: odds.c,v 1.4 1997/10/10 08:59:46 lukem Exp $");
+#endif

 #endif /* not lint */
 
 #include "back.h"
 
 #endif /* not lint */
 
 #include "back.h"
 

-odds (r1,r2,val)
-register int   r1;
-int            r2, val;
+void
+odds(r1, r2, val)
+       int     r1, r2, val;

 {
 {

-       register int    i, j;
+       int     i, j;

 
 

-       if (r1 == 0)  {
-               for (i = 0; i < 6; i++)  
+       if (r1 == 0) {
+               for (i = 0; i < 6; i++)

                        for (j = 0; j < 6; j++)
                                table[i][j] = 0;
                return;
                        for (j = 0; j < 6; j++)
                                table[i][j] = 0;
                return;

-       } else  {
+       } else {

                r1--;
                r1--;

-               if (r2-- == 0)
-                       for (i = 0; i < 6; i++)  {
+               if (r2-- == 0) {
+                       for (i = 0; i < 6; i++) {

                                table[i][r1] += val;
                                table[r1][i] += val;
                        }
                                table[i][r1] += val;
                                table[r1][i] += val;
                        }

-               else  {
+               } else {

                        table[r2][r1] += val;
                        table[r1][r2] += val;
                }
        }
 }
 
                        table[r2][r1] += val;
                        table[r1][r2] += val;
                }
        }
 }
 

-count ()  {
-       register int    i;
-       register int    j;
-       register int    total;
+int
+count()
+{
+       int     i;
+       int     j;
+       int     total;

 
        total = 0;
        for (i = 0; i < 6; i++)
 
        total = 0;
        for (i = 0; i < 6; i++)


@@ -74,38 +82,38 @@ count ()  {
                        total += table[i][j];
        return (total);
 }
                        total += table[i][j];
        return (total);
 }

-\f
-canhit (i,c)
-int    i, c;

 
 

+int
+canhit(i, c)
+       int     i, c;

 {
 {

-       register int    j, k, b;
-       int             a, d, diff, place, addon, menstuck;
+       int     j, k, b;
+       int     a, diff, place, addon, menstuck;

 
        if (c == 0)
 
        if (c == 0)

-               odds (0,0,0);
-       if (board[i] > 0)  {
+               odds(0, 0, 0);
+       if (board[i] > 0) {

                a = -1;
                b = 25;
                a = -1;
                b = 25;

-       } else  {
+       } else {

                a = 1;
                b = 0;
        }
                a = 1;
                b = 0;
        }

-       place = abs (25-b-i);
-       menstuck = abs (board[b]);
-       for (j = b; j != i; j += a)  {
-               if (board[j]*a > 0)  {
-                       diff = abs(j-i);
-                       addon = place+((board[j]*a > 2 || j == b)? 5: 0);
+       place = abs(25 - b - i);
+       menstuck = abs(board[b]);
+       for (j = b; j != i; j += a) {
+               if (board[j] * a > 0) {
+                       diff = abs(j - i);
+                       addon = place + ((board[j] * a > 2 || j == b) ? 5 : 0);

                        if ((j == b && menstuck == 1) &&
                            (j != b && menstuck == 0))
                                for (k = 1; k < diff; k++)
                        if ((j == b && menstuck == 1) &&
                            (j != b && menstuck == 0))
                                for (k = 1; k < diff; k++)

-                                       if (k < 7 && diff-k < 7 &&
-                                           (board[i+a*k]*a >= 0 ||
-                                           board[i+a*(diff-k)] >= 0))
-                                               odds (k,diff-k,addon);
+                                       if (k < 7 && diff - k < 7 &&
+                                           (board[i + a * k] * a >= 0 ||
+                                               board[i + a * (diff - k)] >= 0))
+                                               odds(k, diff - k, addon);

                        if ((j == b || menstuck < 2) && diff < 7)
                        if ((j == b || menstuck < 2) && diff < 7)

-                               odds (diff,0,addon);
+                               odds(diff, 0, addon);

                }
                if (j == b && menstuck > 1)
                        break;
                }
                if (j == b && menstuck > 1)
                        break;