NetBSD/games/backgammon/common_source/save.c

187 lines
4.8 KiB
C
Raw Normal View History

/* $NetBSD: save.c,v 1.9 1999/07/28 02:07:39 hubertf Exp $ */
1995-03-21 18:03:38 +03:00
1993-03-21 12:45:37 +03:00
/*
1995-03-21 18:03:38 +03:00
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
1993-03-21 12:45:37 +03:00
*
* 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>
1993-03-21 12:45:37 +03:00
#ifndef lint
1995-03-21 18:03:38 +03:00
#if 0
static char sccsid[] = "@(#)save.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: save.c,v 1.9 1999/07/28 02:07:39 hubertf Exp $");
1995-03-21 18:03:38 +03:00
#endif
1993-03-21 12:45:37 +03:00
#endif /* not lint */
#include <errno.h>
1993-03-21 12:45:37 +03:00
#include "back.h"
1993-03-21 12:45:37 +03:00
static const char confirm[] = "Are you sure you want to leave now?";
static const char prompt[] = "Enter a file name: ";
static const char exist1[] = "The file '";
static const char exist2[] =
"' already exists.\nAre you sure you want to use this file?";
static const char cantuse[] = "\nCan't use ";
static const char saved[] = "This game has been saved on the file '";
static const char type[] = "'.\nType \"backgammon ";
static const char rec[] = "\" to recover your game.\n\n";
static const char cantrec[] = "Can't recover file: ";
1993-03-21 12:45:37 +03:00
void
save(n)
int n;
1993-03-21 12:45:37 +03:00
{
int fdesc;
char *fs;
char fname[50];
1993-03-21 12:45:37 +03:00
if (n) {
if (tflag) {
curmove(20, 0);
1993-03-21 12:45:37 +03:00
clend();
} else
writec('\n');
writel(confirm);
if (!yorn(0))
1993-03-21 12:45:37 +03:00
return;
}
cflag = 1;
for (;;) {
writel(prompt);
1993-03-21 12:45:37 +03:00
fs = fname;
while ((*fs = readc()) != '\n') {
if (*fs == old.c_cc[VERASE]) {
if (fs > fname) {
1993-03-21 12:45:37 +03:00
fs--;
if (tflag)
curmove(curr, curc - 1);
1993-03-21 12:45:37 +03:00
else
writec(*fs);
1993-03-21 12:45:37 +03:00
} else
writec('\007');
1993-03-21 12:45:37 +03:00
continue;
}
writec(*fs++);
1993-03-21 12:45:37 +03:00
}
*fs = '\0';
if ((fdesc = open(fname, O_RDWR)) == -1 && errno == ENOENT) {
1998-09-13 19:41:34 +04:00
if ((fdesc = creat(fname, 0600)) != -1)
break;
1993-03-21 12:45:37 +03:00
}
if (fdesc != -1) {
if (tflag) {
curmove(18, 0);
1993-03-21 12:45:37 +03:00
clend();
} else
writec('\n');
writel(exist1);
writel(fname);
writel(exist2);
1993-03-21 12:45:37 +03:00
cflag = 0;
close(fdesc);
if (yorn(0)) {
unlink(fname);
fdesc = creat(fname, 0600);
1993-03-21 12:45:37 +03:00
break;
} else {
1993-03-21 12:45:37 +03:00
cflag = 1;
continue;
}
}
writel(cantuse);
writel(fname);
writel(".\n");
close(fdesc);
1993-03-21 12:45:37 +03:00
cflag = 1;
}
write(fdesc, board, sizeof board);
write(fdesc, off, sizeof off);
write(fdesc, in, sizeof in);
write(fdesc, dice, sizeof dice);
write(fdesc, &cturn, sizeof cturn);
write(fdesc, &dlast, sizeof dlast);
write(fdesc, &pnum, sizeof pnum);
write(fdesc, &rscore, sizeof rscore);
write(fdesc, &wscore, sizeof wscore);
write(fdesc, &gvalue, sizeof gvalue);
write(fdesc, &raflag, sizeof raflag);
close(fdesc);
1993-03-21 12:45:37 +03:00
if (tflag)
curmove(18, 0);
writel(saved);
writel(fname);
writel(type);
writel(fname);
writel(rec);
1993-03-21 12:45:37 +03:00
if (tflag)
clend();
getout(0);
1993-03-21 12:45:37 +03:00
}
void
recover(s)
const char *s;
1993-03-21 12:45:37 +03:00
{
int fdesc;
1993-03-21 12:45:37 +03:00
if ((fdesc = open(s, O_RDONLY)) == -1)
norec(s);
read(fdesc, board, sizeof board);
read(fdesc, off, sizeof off);
read(fdesc, in, sizeof in);
read(fdesc, dice, sizeof dice);
read(fdesc, &cturn, sizeof cturn);
read(fdesc, &dlast, sizeof dlast);
read(fdesc, &pnum, sizeof pnum);
read(fdesc, &rscore, sizeof rscore);
read(fdesc, &wscore, sizeof wscore);
read(fdesc, &gvalue, sizeof gvalue);
read(fdesc, &raflag, sizeof raflag);
close(fdesc);
1993-03-21 12:45:37 +03:00
rflag = 1;
}
void
norec(s)
const char *s;
1993-03-21 12:45:37 +03:00
{
const char *c;
1993-03-21 12:45:37 +03:00
tflag = 0;
writel(cantrec);
1993-03-21 12:45:37 +03:00
c = s;
while (*c != '\0')
writec(*c++);
getout(0);
1993-03-21 12:45:37 +03:00
}