Initial revision

git-svn-id: file:///srv/svn/joey/bsdgames-trunk@5086 a4a2c43b-8ac3-0310-8836-e0e880c912e2
2025-12-20 19:04:49 +00:00 · 1999-09-08 23:56:51 +00:00
commit 03272d67da
623 changed files with 243457 additions and 0 deletions
--- a/backgammon/common_source/check.c
+++ b/backgammon/common_source/check.c
@@ -0,0 +1,162 @@
+/*	$NetBSD: check.c,v 1.4 1997/10/10 08:59:44 lukem Exp $	*/
+
+/*
+ * 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
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 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
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+#ifndef lint
+#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"
+
+void
+getmove()
+{
+	int     i, c;
+
+	c = 0;
+	for (;;) {
+		i = checkmove(c);
+
+		switch (i) {
+		case -1:
+			if (movokay(mvlim)) {
+				if (tflag)
+					curmove(20, 0);
+				else
+					writec('\n');
+				for (i = 0; i < mvlim; i++)
+					if (h[i])
+						wrhit(g[i]);
+				nexturn();
+				if (*offopp == 15)
+					cturn *= -2;
+				if (tflag && pnum)
+					bflag = pnum;
+				return;
+			}
+		case -4:
+		case 0:
+			if (tflag)
+				refresh();
+			if (i != 0 && i != -4)
+				break;
+			if (tflag)
+				curmove(20, 0);
+			else
+				writec('\n');
+			writel(*Colorptr);
+			if (i == -4)
+				writel(" must make ");
+			else
+				writel(" can only make ");
+			writec(mvlim + '0');
+			writel(" move");
+			if (mvlim > 1)
+				writec('s');
+			writec('.');
+			writec('\n');
+			break;
+
+		case -3:
+			if (quit())
+				return;
+		}
+
+		if (!tflag)
+			proll();
+		else {
+			curmove(cturn == -1 ? 18 : 19, 39);
+			cline();
+			c = -1;
+		}
+	}
+}
+
+int
+movokay(mv)
+	int     mv;
+{
+	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");
+			return (0);
+		}
+		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");
+			return (0);
+		}
+		if ((m = makmove(i))) {
+			moverr(i);
+			switch (m) {
+
+			case 1:
+				writel("Move not rolled.\n");
+				break;
+
+			case 2:
+				writel("Bad starting position.\n");
+				break;
+
+			case 3:
+				writel("Destination occupied.\n");
+				break;
+
+			case 4:
+				writel("Can't remove men yet.\n");
+			}
+			return (0);
+		}
+	}
+	return (1);
+}