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/*
 * Copyright (c) 1982, 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.
 */

#ifndef lint
static char sccsid[] = "@(#)varpush.c	8.1 (Berkeley) 5/31/93";
#endif /* not lint */

# include	<paths.h>
# include	"mille.h"

/*
 * @(#)varpush.c	1.1 (Berkeley) 4/1/82
 */

int	read(), write();

/*
 *	push variables around via the routine func() on the file
 * channel file.  func() is either read or write.
 */
varpush(file, func)
reg int	file;
reg int	(*func)(); {

	int	temp;

	(*func)(file, (char *) &Debug, sizeof Debug);
	(*func)(file, (char *) &Finished, sizeof Finished);
	(*func)(file, (char *) &Order, sizeof Order);
	(*func)(file, (char *) &End, sizeof End);
	(*func)(file, (char *) &On_exit, sizeof On_exit);
	(*func)(file, (char *) &Handstart, sizeof Handstart);
	(*func)(file, (char *) &Numgos, sizeof Numgos);
	(*func)(file, (char *)  Numseen, sizeof Numseen);
	(*func)(file, (char *) &Play, sizeof Play);
	(*func)(file, (char *) &Window, sizeof Window);
	(*func)(file, (char *)  Deck, sizeof Deck);
	(*func)(file, (char *) &Discard, sizeof Discard);
	(*func)(file, (char *)  Player, sizeof Player);
	if (func == read) {
		read(file, (char *) &temp, sizeof temp);
		Topcard = &Deck[temp];
#ifdef DEBUG
		if (Debug) {
			char	buf[80];
over:
			printf("Debug file:");
			fgets(buf, 80, stdin);
			if ((outf = fopen(buf, "w")) == NULL) {
				perror(buf);
				goto over;
			}
			if (strcmp(buf, _PATH_DEVNULL) != 0)
				setbuf(outf, (char *)NULL);
		}
#endif
	}
	else {
		temp = Topcard - Deck;
		write(file, (char *) &temp, sizeof temp);
	}
}
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