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/* $NetBSD: teach.c,v 1.13 2001/04/06 11:13:52 wiz 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
__COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
The Regents of the University of California. All rights reserved.\n");
#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)teach.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: teach.c,v 1.13 2001/04/06 11:13:52 wiz Exp $");
#endif
#endif /* not lint */
#include "back.h"
#include "tutor.h"
const char *const helpm[] = {
"\nEnter a space or newline to roll, or",
" b to display the board",
" d to double",
" q to quit\n",
0
};
const char *const contin[] = {
"",
0
};
int
main(argc, argv)
int argc __attribute__((__unused__));
char *argv[];
{
int i;
/* revoke setgid privileges */
setregid(getgid(), getgid());
signal(SIGINT, getout);
if (tcgetattr(0, &old) == -1) /* get old tty mode */
errexit("teachgammon(gtty)");
noech = old;
noech.c_lflag &= ~ECHO;
bg_raw = noech;
bg_raw.c_lflag &= ~ICANON; /* set up modes */
ospeed = cfgetospeed(&old); /* for termlib */
tflag = getcaps(getenv("TERM"));
#ifdef V7
while (*++argv != 0)
#else
while (*++argv != -1)
#endif
getarg(&argv);
if (tflag) {
noech.c_oflag &= ~(ONLCR | OXTABS);
bg_raw.c_oflag &= ~(ONLCR | OXTABS);
clear();
}
text(hello);
text(list);
i = text(contin);
if (i == 0)
i = 2;
init();
while (i)
switch (i) {
case 1:
leave();
case 2:
if ((i = text(intro1)) != 0)
break;
wrboard();
if ((i = text(intro2)) != 0)
break;
case 3:
if ((i = text(moves)) != 0)
break;
case 4:
if ((i = text(removepiece)) != 0)
break;
case 5:
if ((i = text(hits)) != 0)
break;
case 6:
if ((i = text(endgame)) != 0)
break;
case 7:
if ((i = text(doubl)) != 0)
break;
case 8:
if ((i = text(stragy)) != 0)
break;
case 9:
if ((i = text(prog)) != 0)
break;
case 10:
if ((i = text(lastch)) != 0)
break;
}
tutor();
/* NOTREACHED */
return (0);
}
void
leave()
{
if (tflag)
clear();
else
writec('\n');
fixtty(&old);
execl(EXEC, "backgammon", "-n", args[1]?args:0, 0);
writel("Help! Backgammon program is missing\007!!\n");
exit(1);
}
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