157 lines
3.7 KiB
C
157 lines
3.7 KiB
C
/* $NetBSD: teach.c,v 1.17 2005/07/01 01:12:39 jmc Exp $ */
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/*
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* Copyright (c) 1980, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)teach.c 8.1 (Berkeley) 5/31/93";
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#else
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__RCSID("$NetBSD: teach.c,v 1.17 2005/07/01 01:12:39 jmc Exp $");
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#endif
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#endif /* not lint */
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#include "back.h"
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#include "tutor.h"
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const char *const helpm[] = {
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"\nEnter a space or newline to roll, or",
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" b to display the board",
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" d to double",
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" q to quit\n",
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0
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};
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const char *const contin[] = {
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"",
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0
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};
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int
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main(int argc __attribute__((__unused__)), char *argv[])
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{
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int i;
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/* revoke setgid privileges */
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setgid(getgid());
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signal(SIGINT, getout);
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if (tcgetattr(0, &old) == -1) /* get old tty mode */
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errexit("teachgammon(gtty)");
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noech = old;
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noech.c_lflag &= ~ECHO;
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raw = noech;
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raw.c_lflag &= ~ICANON; /* set up modes */
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ospeed = cfgetospeed(&old); /* for termlib */
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tflag = getcaps(getenv("TERM"));
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#ifdef V7
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while (*++argv != 0)
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#else
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while (*++argv != -1)
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#endif
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getarg(&argv);
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if (tflag) {
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noech.c_oflag &= ~(ONLCR | OXTABS);
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raw.c_oflag &= ~(ONLCR | OXTABS);
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clear();
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}
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text(hello);
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text(list);
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i = text(contin);
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if (i == 0)
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i = 2;
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init();
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while (i)
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switch (i) {
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case 1:
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leave();
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case 2:
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if ((i = text(intro1)) != 0)
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break;
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wrboard();
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if ((i = text(intro2)) != 0)
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break;
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case 3:
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if ((i = text(moves)) != 0)
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break;
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case 4:
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if ((i = text(removepiece)) != 0)
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break;
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case 5:
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if ((i = text(hits)) != 0)
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break;
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case 6:
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if ((i = text(endgame)) != 0)
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break;
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case 7:
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if ((i = text(doubl)) != 0)
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break;
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case 8:
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if ((i = text(stragy)) != 0)
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break;
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case 9:
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if ((i = text(prog)) != 0)
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break;
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case 10:
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if ((i = text(lastch)) != 0)
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break;
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}
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tutor();
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/* NOTREACHED */
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return (0);
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}
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void
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leave(void)
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{
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if (tflag)
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clear();
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else
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writec('\n');
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fixtty(&old);
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execl(EXEC, "backgammon", "-n", args[0]?args:0, (char *) 0);
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writel("Help! Backgammon program is missing\007!!\n");
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exit(1);
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}
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