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varpush.c revision 1.4 
      1 /*	$NetBSD: varpush.c,v 1.4 1995/03/24 05:02:35 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #ifndef lint
     37 #if 0
     38 static char sccsid[] = "@(#)varpush.c	8.1 (Berkeley) 5/31/93";
     39 #else
     40 static char rcsid[] = "$NetBSD: varpush.c,v 1.4 1995/03/24 05:02:35 cgd Exp $";
     41 #endif
     42 #endif /* not lint */
     43 
     44 # include	<paths.h>
     45 # include	"mille.h"
     46 
     47 /*
     48  * @(#)varpush.c	1.1 (Berkeley) 4/1/82
     49  */
     50 
     51 int	read(), write();
     52 
     53 /*
     54  *	push variables around via the routine func() on the file
     55  * channel file.  func() is either read or write.
     56  */
     57 varpush(file, func)
     58 reg int	file;
     59 reg int	(*func)(); {
     60 
     61 	int	temp;
     62 
     63 	(*func)(file, (char *) &Debug, sizeof Debug);
     64 	(*func)(file, (char *) &Finished, sizeof Finished);
     65 	(*func)(file, (char *) &Order, sizeof Order);
     66 	(*func)(file, (char *) &End, sizeof End);
     67 	(*func)(file, (char *) &On_exit, sizeof On_exit);
     68 	(*func)(file, (char *) &Handstart, sizeof Handstart);
     69 	(*func)(file, (char *) &Numgos, sizeof Numgos);
     70 	(*func)(file, (char *)  Numseen, sizeof Numseen);
     71 	(*func)(file, (char *) &Play, sizeof Play);
     72 	(*func)(file, (char *) &Window, sizeof Window);
     73 	(*func)(file, (char *)  Deck, sizeof Deck);
     74 	(*func)(file, (char *) &Discard, sizeof Discard);
     75 	(*func)(file, (char *)  Player, sizeof Player);
     76 	if (func == read) {
     77 		read(file, (char *) &temp, sizeof temp);
     78 		Topcard = &Deck[temp];
     79 #ifdef DEBUG
     80 		if (Debug) {
     81 			char	buf[80];
     82 over:
     83 			printf("Debug file:");
     84 			gets(buf);
     85 			if ((outf = fopen(buf, "w")) == NULL) {
     86 				perror(buf);
     87 				goto over;
     88 			}
     89 			if (strcmp(buf, _PATH_DEVNULL) != 0)
     90 				setbuf(outf, (char *)NULL);
     91 		}
     92 #endif
     93 	}
     94 	else {
     95 		temp = Topcard - Deck;
     96 		write(file, (char *) &temp, sizeof temp);
     97 	}
     98 }
     99