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File: [cvs.NetBSD.org] / src / games / boggle / boggle / help.c (download)

Revision 1.5, Thu Aug 7 09:37:05 2003 UTC (17 years, 8 months ago) by agc
Branch: MAIN
CVS Tags: netbsd-3-base, netbsd-3-1-RELEASE, netbsd-3-1-RC4, netbsd-3-1-RC3, netbsd-3-1-RC2, netbsd-3-1-RC1, netbsd-3-1-1-RELEASE, netbsd-3-1, netbsd-3-0-RELEASE, netbsd-3-0-RC6, netbsd-3-0-RC5, netbsd-3-0-RC4, netbsd-3-0-RC3, netbsd-3-0-RC2, netbsd-3-0-RC1, netbsd-3-0-3-RELEASE, netbsd-3-0-2-RELEASE, netbsd-3-0-1-RELEASE, netbsd-3-0, netbsd-3, netbsd-2-base, netbsd-2-1-RELEASE, netbsd-2-1-RC6, netbsd-2-1-RC5, netbsd-2-1-RC4, netbsd-2-1-RC3, netbsd-2-1-RC2, netbsd-2-1-RC1, netbsd-2-1, netbsd-2-0-base, netbsd-2-0-RELEASE, netbsd-2-0-RC5, netbsd-2-0-RC4, netbsd-2-0-RC3, netbsd-2-0-RC2, netbsd-2-0-RC1, netbsd-2-0-3-RELEASE, netbsd-2-0-2-RELEASE, netbsd-2-0-1-RELEASE, netbsd-2-0, netbsd-2
Changes since 1.4: +3 -7 lines

Move UCB-licensed code from 4-clause to 3-clause licence.

Patches provided by Joel Baker in PR 22269, verified by myself.

/*	$NetBSD: help.c,v 1.5 2003/08/07 09:37:05 agc Exp $	*/

/*-
 * Copyright (c) 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Barry Brachman.
 *
 * 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. 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[] = "@(#)help.c	8.1 (Berkeley) 6/11/93";
#else
__RCSID("$NetBSD: help.c,v 1.5 2003/08/07 09:37:05 agc Exp $");
#endif
#endif /* not lint */

#include <curses.h>
#include <stdio.h>

#include "bog.h"
#include "extern.h"

extern int nlines;
int
help()
{
	int eof, i;
	FILE *fp;
	WINDOW *win;
	char buf[BUFSIZ];

	if ((fp = fopen(HELPFILE, "r")) == NULL)
		return(-1);
	win = newwin(0, 0, 0, 0);
	clearok(win, 1);

	eof = 0;
	if (ungetc(getc(fp), fp) == EOF) {
		wprintw(win, "There doesn't seem to be any help.");
		eof = 1;			/* Nothing there... */
	}

	while (!eof) {
		for (i = 0; i < nlines - 3; i++) {
			if (fgets(buf, sizeof(buf), fp) == (char *) NULL) {
				eof = 1;
				break;
			}
			if (buf[0] == '.' && buf[1] == '\n')
				break;
			wprintw(win, "%s", buf);
		}
		if (eof || ungetc(getc(fp), fp) == EOF) {
			eof = 1;
			break;
		}
		wmove(win, nlines - 1, 0);
		wprintw(win,
		    "Type <space> to continue, anything else to quit...");
		wrefresh(win);
		if ((inputch() & 0177) != ' ')
			break;
		wclear(win);
	}

	fclose(fp);
	if (eof) {
		wmove(win, nlines - 1, 0);
		wprintw(win, "Hit any key to continue...");
		wrefresh(win);
		inputch();
	}
	delwin(win);
	clearok(stdscr, 1);
	refresh();
	return(0);
}