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git-svn-id: file:///srv/svn/joey/bsdgames-trunk@5086 a4a2c43b-8ac3-0310-8836-e0e880c912e2
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joey
1999-09-08 23:56:51 +00:00
commit 03272d67da
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mille/varpush.c Normal file
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/* $NetBSD: varpush.c,v 1.6 1997/10/12 00:54:44 lukem Exp $ */
/*
* 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.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)varpush.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: varpush.c,v 1.6 1997/10/12 00:54:44 lukem Exp $");
#endif
#endif /* not lint */
# include <paths.h>
# include "mille.h"
/*
* @(#)varpush.c 1.1 (Berkeley) 4/1/82
*/
/*
* push variables around via the routine func() on the file
* channel file. func() is either read or write.
*/
bool
varpush(file, func)
int file;
#if defined(__linux__) && !defined(__GLIBC__)
ssize_t (*func) __P((int, const struct iovec *, size_t));
#else
ssize_t (*func) __P((int, const struct iovec *, int));
#endif
{
int temp;
const struct iovec vec[] = {
{ (void *) &Debug, sizeof Debug },
{ (void *) &Finished, sizeof Finished },
{ (void *) &Order, sizeof Order },
{ (void *) &End, sizeof End },
{ (void *) &On_exit, sizeof On_exit },
{ (void *) &Handstart, sizeof Handstart },
{ (void *) &Numgos, sizeof Numgos },
{ (void *) Numseen, sizeof Numseen },
{ (void *) &Play, sizeof Play },
{ (void *) &Window, sizeof Window },
{ (void *) Deck, sizeof Deck },
{ (void *) &Discard, sizeof Discard },
{ (void *) Player, sizeof Player }
};
if (((func)(file, vec, sizeof(vec) / sizeof(vec[0]))) < 0) {
error(strerror(errno));
return FALSE;
}
if (func == readv) {
if ((read(file, (void *) &temp, sizeof temp)) < 0) {
error(strerror(errno));
return FALSE;
}
Topcard = &Deck[temp];
#ifdef DEBUG
if (Debug) {
char buf[80];
over:
printf("Debug file:");
gets(buf);
if ((outf = fopen(buf, "w")) == NULL) {
warn("%s", buf);
goto over;
}
if (strcmp(buf, _PATH_DEVNULL) != 0)
setbuf(outf, (char *)NULL);
}
#endif
} else {
temp = Topcard - Deck;
if ((write(file, (void *) &temp, sizeof temp)) < 0) {
error(strerror(errno));
return FALSE;
}
}
return TRUE;
}