Import of 4.4BSD-Lite2 source

1 files changed, 275 insertions, 0 deletions

diff --git a/gomoku/bdisp.c b/gomoku/bdisp.c
new file mode 100644
index 00000000..da7dfb4f
--- /dev/null
+++ b/gomoku/bdisp.c
@@ -0,0 +1,275 @@
+/*
+ * Copyright (c) 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ralph Campbell.
+ *
+ * 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.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)bdisp.c	8.2 (Berkeley) 5/3/95";
+#endif /* not lint */
+
+#include "gomoku.h"
+#include <stdio.h>
+#include <curses.h>
+
+#define	SCRNH		24		/* assume 24 lines for the moment */
+#define	SCRNW		80		/* assume 80 chars for the moment */
+
+static	int	lastline;
+static	char	pcolor[] = "*O.?";
+
+/*
+ * Initialize screen display.
+ */
+cursinit()
+{
+
+	initscr();
+	noecho();
+	cbreak();
+	leaveok(stdscr, TRUE);
+}
+
+/*
+ * Restore screen display.
+ */
+cursfini()
+{
+
+	leaveok(stdscr, FALSE);
+	move(23, 0);
+	clrtoeol();
+	refresh();
+	endwin();
+}
+
+/*
+ * Initialize board display.
+ */
+bdisp_init()
+{
+	register int i, j;
+
+	/* top border */
+	for (i = 1; i < BSZ1; i++) {
+		move(0, 2 * i + 1);
+		addch(letters[i]);
+	}
+	/* left and right edges */
+	for (j = BSZ1; --j > 0; ) {
+		move(20 - j, 0);
+		printw("%2d ", j);
+		move(20 - j, 2 * BSZ1 + 1);
+		printw("%d ", j);
+	}
+	/* bottom border */
+	for (i = 1; i < BSZ1; i++) {
+		move(20, 2 * i + 1);
+		addch(letters[i]);
+	}
+	bdwho(0);
+	move(0, 47);
+	addstr("#  black  white");
+	lastline = 0;
+	bdisp();
+}
+
+/*
+ * Update who is playing whom.
+ */
+bdwho(update)
+	int update;
+{
+	int i;
+	extern char *plyr[];
+
+	move(21, 0);
+	clrtoeol();
+	i = 6 - strlen(plyr[BLACK]) / 2;
+	move(21, i > 0 ? i : 0);
+	printw("BLACK/%s", plyr[BLACK]);
+	i = 30 - strlen(plyr[WHITE]) / 2;
+	move(21, i);
+	printw("WHITE/%s", plyr[WHITE]);
+	move(21, 19);
+	addstr(" vs. ");
+	if (update)
+		refresh();
+}
+
+/*
+ * Update the board display after a move.
+ */
+bdisp()
+{
+	register int i, j, c;
+	register struct spotstr *sp;
+
+	for (j = BSZ1; --j > 0; ) {
+		for (i = 1; i < BSZ1; i++) {
+			move(BSZ1 - j, 2 * i + 1);
+			sp = &board[i + j * BSZ1];
+			if (debug > 1 && sp->s_occ == EMPTY) {
+				if (sp->s_flg & IFLAGALL)
+					c = '+';
+				else if (sp->s_flg & CFLAGALL)
+					c = '-';
+				else
+					c = '.';
+			} else
+				c = pcolor[sp->s_occ];
+			addch(c);
+		}
+	}
+	refresh();
+}
+
+#ifdef DEBUG
+/*
+ * Dump board display to a file.
+ */
+bdump(fp)
+	FILE *fp;
+{
+	register int i, j, c;
+	register struct spotstr *sp;
+
+	/* top border */
+	fprintf(fp, "   A B C D E F G H J K L M N O P Q R S T\n");
+
+	for (j = BSZ1; --j > 0; ) {
+		/* left edge */
+		fprintf(fp, "%2d ", j);
+		for (i = 1; i < BSZ1; i++) {
+			sp = &board[i + j * BSZ1];
+			if (debug > 1 && sp->s_occ == EMPTY) {
+				if (sp->s_flg & IFLAGALL)
+					c = '+';
+				else if (sp->s_flg & CFLAGALL)
+					c = '-';
+				else
+					c = '.';
+			} else
+				c = pcolor[sp->s_occ];
+			putc(c, fp);
+			putc(' ', fp);
+		}
+		/* right edge */
+		fprintf(fp, "%d\n", j);
+	}
+
+	/* bottom border */
+	fprintf(fp, "   A B C D E F G H J K L M N O P Q R S T\n");
+}
+#endif /* DEBUG */
+
+/*
+ * Display a transcript entry
+ */
+dislog(str)
+	char *str;
+{
+
+	if (++lastline >= SCRNH - 1) {
+		/* move 'em up */
+		lastline = 1;
+	}
+	if (strlen(str) >= SCRNW - 46)
+		str[SCRNW - 46 - 1] = '\0';
+	move(lastline, 46);
+	addstr(str);
+	clrtoeol();
+	move(lastline + 1, 46);
+	clrtoeol();
+}
+
+/*
+ * Display a question.
+ */
+ask(str)
+	char *str;
+{
+	int len = strlen(str);
+
+	move(23, 0);
+	addstr(str);
+	clrtoeol();
+	move(23, len);
+	refresh();
+}
+
+getline(buf, size)
+	char *buf;
+	int size;
+{
+	register char *cp, *end;
+	register int c;
+	extern int interactive;
+
+	cp = buf;
+	end = buf + size - 1;	/* save room for the '\0' */
+	while (cp < end && (c = getchar()) != EOF && c != '\n' && c != '\r') {
+		*cp++ = c;
+		if (interactive) {
+			switch (c) {
+			case 0x0c: /* ^L */
+				wrefresh(curscr);
+				cp--;
+				continue;
+			case 0x15: /* ^U */
+			case 0x18: /* ^X */
+				while (cp > buf) {
+					cp--;
+					addch('\b');
+				}
+				clrtoeol();
+				break;
+			case '\b':
+			case 0x7f: /* DEL */
+				if (cp == buf + 1) {
+					cp--;
+					continue;
+				}
+				cp -= 2;
+				addch('\b');
+				c = ' ';
+				/* FALLTHROUGH */
+			default:
+				addch(c);
+			}
+			refresh();
+		}
+	}
+	*cp = '\0';
+	return(c != EOF);
+}