Hack is now BSD-licensed. Thanks to Andries Brouwer, Jay Fenlason and

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

diff --git a/backgammon/common_source/check.c b/backgammon/common_source/check.c
index 5ef2eb2b34724b967e7d469d3739d0f42ae92c3e..53376adfba9323db8b1e4cab58742f24c3a5856b 100644 (file)
--- a/backgammon/common_source/check.c
+++ b/backgammon/common_source/check.c
@@ -1,6 +1,8 @@
+/*     $NetBSD: check.c,v 1.4 1997/10/10 08:59:44 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
@@ -31,26 +33,33 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-static char sccsid[] = "@(#)check.c    5.4 (Berkeley) 6/1/90";
+#if 0
+static char sccsid[] = "@(#)check.c    8.1 (Berkeley) 5/31/93";
+#else
+__RCSID("$NetBSD: check.c,v 1.4 1997/10/10 08:59:44 lukem Exp $");
+#endif
 #endif /* not lint */
 
 #include "back.h"
 
-getmove ()  {
-       register int    i, c;
+void
+getmove()
+{
+       int     i, c;
 
        c = 0;
-       for (;;)  {
+       for (;;) {
                i = checkmove(c);
 
-               switch (i)  {
+               switch (i) {
                case -1:
-                       if (movokay(mvlim))  {
+                       if (movokay(mvlim)) {
                                if (tflag)
-                                       curmove (20,0);
+                                       curmove(20, 0);
                                else
-                                       writec ('\n');
+                                       writec('\n');
                                for (i = 0; i < mvlim; i++)
                                        if (h[i])
                                                wrhit(g[i]);
@@ -61,7 +70,6 @@ getmove ()  {
                                        bflag = pnum;
                                return;
                        }
-
                case -4:
                case 0:
                        if (tflag)
@@ -69,20 +77,20 @@ getmove ()  {
                        if (i != 0 && i != -4)
                                break;
                        if (tflag)
-                               curmove (20,0);
+                               curmove(20, 0);
                        else
-                               writec ('\n');
-                       writel (*Colorptr);
+                               writec('\n');
+                       writel(*Colorptr);
                        if (i == -4)
-                               writel (" must make ");
+                               writel(" must make ");
                        else
-                               writel (" can only make ");
-                       writec (mvlim+'0');
-                       writel (" move");
+                               writel(" can only make ");
+                       writec(mvlim + '0');
+                       writel(" move");
                        if (mvlim > 1)
-                               writec ('s');
-                       writec ('.');
-                       writec ('\n');
+                               writec('s');
+                       writec('.');
+                       writec('\n');
                        break;
 
                case -3:
@@ -90,66 +98,62 @@ getmove ()  {
                                return;
                }
 
-               if (! tflag)
-                       proll ();
-               else  {
-                       curmove (cturn == -1? 18: 19,39);
-                       cline ();
+               if (!tflag)
+                       proll();
+               else {
+                       curmove(cturn == -1 ? 18 : 19, 39);
+                       cline();
                        c = -1;
                }
        }
 }
-\f
-movokay (mv)
-register int   mv;
 
+int
+movokay(mv)
+       int     mv;
 {
-       register int    i, m;
+       int     i, m;
 
        if (d0)
                swap;
 
-       for (i = 0; i < mv; i++)  {
-
-               if (p[i] == g[i])  {
-                       moverr (i);
-                       curmove (20,0);
-                       writel ("Attempt to move to same location.\n");
+       for (i = 0; i < mv; i++) {
+               if (p[i] == g[i]) {
+                       moverr(i);
+                       curmove(20, 0);
+                       writel("Attempt to move to same location.\n");
                        return (0);
                }
-
-               if (cturn*(g[i]-p[i]) < 0)  {
-                       moverr (i);
-                       curmove (20,0);
-                       writel ("Backwards move.\n");
+               if (cturn * (g[i] - p[i]) < 0) {
+                       moverr(i);
+                       curmove(20, 0);
+                       writel("Backwards move.\n");
                        return (0);
                }
-
-               if (abs(board[bar]) && p[i] != bar)  {
-                       moverr (i);
-                       curmove (20,0);
-                       writel ("Men still on bar.\n");
+               if (abs(board[bar]) && p[i] != bar) {
+                       moverr(i);
+                       curmove(20, 0);
+                       writel("Men still on bar.\n");
                        return (0);
                }
-
-               if ( (m = makmove(i)) )  {
-                       moverr (i);
-                       switch (m)  {
+               if ((m = makmove(i))) {
+                       moverr(i);
+                       switch (m) {
 
                        case 1:
-                               writel ("Move not rolled.\n");
+                               writel("Move not rolled.\n");
                                break;
 
                        case 2:
-                               writel ("Bad starting position.\n");
+                               writel("Bad starting position.\n");
                                break;
 
                        case 3:
-                               writel ("Destination occupied.\n");
+                               writel("Destination occupied.\n");
                                break;
 
                        case 4:
-                               writel ("Can't remove men yet.\n");
+                               writel("Can't remove men yet.\n");
                        }
                        return (0);
                }