NetBSD/games/backgammon/teachgammon/tutor.c

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1995-03-21 18:03:38 +03:00
/* $NetBSD: tutor.c,v 1.3 1995/03/21 15:06:27 cgd Exp $ */
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/*
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* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
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*
* 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
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#if 0
static char sccsid[] = "@(#)tutor.c 8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$NetBSD: tutor.c,v 1.3 1995/03/21 15:06:27 cgd Exp $";
#endif
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#endif /* not lint */
#include "back.h"
#include "tutor.h"
extern int maxmoves;
extern char *finis[];
extern struct situatn test[];
static char better[] = "That is a legal move, but there is a better one.\n";
tutor () {
register int i, j;
i = 0;
begscr = 18;
cturn = -1;
home = 0;
bar = 25;
inptr = &in[0];
inopp = &in[1];
offptr = &off[0];
offopp = &off[1];
Colorptr = &color[0];
colorptr = &color[2];
colen = 5;
wrboard();
while (1) {
if (! brdeq(test[i].brd,board)) {
if (tflag && curr == 23)
curmove (18,0);
writel (better);
nexturn();
movback (mvlim);
if (tflag) {
refresh();
clrest ();
}
if ((! tflag) || curr == 19) {
proll();
writec ('\t');
}
else
curmove (curr > 19? curr-2: curr+4,25);
getmove();
if (cturn == 0)
leave();
continue;
}
if (tflag)
curmove (18,0);
text (*test[i].com);
if (! tflag)
writec ('\n');
if (i == maxmoves)
break;
D0 = test[i].roll1;
D1 = test[i].roll2;
d0 = 0;
mvlim = 0;
for (j = 0; j < 4; j++) {
if (test[i].mp[j] == test[i].mg[j])
break;
p[j] = test[i].mp[j];
g[j] = test[i].mg[j];
mvlim++;
}
if (mvlim)
for (j = 0; j < mvlim; j++)
if (makmove(j))
writel ("AARGH!!!\n");
if (tflag)
refresh();
nexturn();
D0 = test[i].new1;
D1 = test[i].new2;
d0 = 0;
i++;
mvlim = movallow();
if (mvlim) {
if (tflag)
clrest();
proll();
writec('\t');
getmove();
if (tflag)
refresh();
if (cturn == 0)
leave();
}
}
leave();
}
clrest () {
register int r, c, j;
r = curr;
c = curc;
for (j = r+1; j < 24; j++) {
curmove (j,0);
cline();
}
curmove (r,c);
}
brdeq (b1,b2)
register int *b1, *b2;
{
register int *e;
e = b1+26;
while (b1 < e)
if (*b1++ != *b2++)
return(0);
return(1);
}