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/* $OpenBSD: save.c,v 1.9 2006/03/27 00:10:14 tedu Exp $ */
/*
* Copyright (c) 1980, 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. 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
#if 0
static char sccsid[] = "@(#)save.c 8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$OpenBSD: save.c,v 1.9 2006/03/27 00:10:14 tedu Exp $";
#endif
#endif /* not lint */
#include <sys/param.h>
#include <ctype.h>
#include <errno.h>
#include "back.h"
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 -s ";
static const char rec[] = "\" to recover your game.\n\n";
static const char cantrec[] = "Can't recover file: ";
void
save(n)
int n;
{
int fdesc;
char *fs;
char fname[MAXPATHLEN];
int r, c, i;
if (n) {
move(20, 0);
clrtobot();
addstr(confirm);
if (!yorn(0))
return;
}
cflag = 1;
for (;;) {
addstr(prompt);
fs = fname;
while ((i = readc()) != '\n') {
if (i == KEY_BACKSPACE || i == 0177) {
if (fs > fname) {
fs--;
getyx(stdscr, r, c);
move(r, c - 1);
} else
beep();
continue;
}
if (fs - fname < MAXPATHLEN - 1) {
if (isascii(i)) {
*fs = i;
addch(*fs++);
} else
beep();
} else
beep();
}
*fs = '\0';
if ((fdesc = open(fname, O_RDWR)) == -1 && errno == ENOENT) {
if ((fdesc = creat(fname, 0600)) != -1)
break;
}
if (fdesc != -1) {
move(18, 0);
clrtobot();
printw("%s%s%s", exist1, fname, exist2);
cflag = 0;
close(fdesc);
if (yorn(0)) {
unlink(fname);
fdesc = creat(fname, 0600);
break;
} else {
cflag = 1;
continue;
}
}
printw("%s%s.\n", cantuse, fname);
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);
move(18, 0);
printw("%s%s%s%s%s", saved, fname, type, fname, rec);
clrtobot();
getout(0);
}
void
recover(s)
const char *s;
{
int fdesc;
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);
rflag = 1;
}
void
norec(s)
const char *s;
{
const char *c;
addstr(cantrec);
c = s;
while (*c != '\0')
addch(*c++);
getout(0);
}
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