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/* $NetBSD: save.c,v 1.4 1995/04/29 00:44:13 mycroft 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. 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
#if 0
static char sccsid[] = "@(#)save.c 8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$NetBSD: save.c,v 1.4 1995/04/29 00:44:13 mycroft Exp $";
#endif
#endif /* not lint */
#include "back.h"
extern int errno;
static char confirm[] = "Are you sure you want to leave now?";
static char prompt[] = "Enter a file name: ";
static char exist1[] = "The file '";
static char exist2[] =
"' already exists.\nAre you sure you want to use this file?";
static char cantuse[] = "\nCan't use ";
static char saved[] = "This game has been saved on the file '";
static char type[] = "'.\nType \"backgammon -s ";
static char rec[] = "\" to recover your game.\n\n";
static char cantrec[] = "Can't recover file: ";
save (n)
register int n;
{
register int fdesc;
register char *fs;
char fname[50];
if (n) {
if (tflag) {
curmove (20,0);
clend();
} else
writec ('\n');
writel (confirm);
if (! yorn(0))
return;
}
cflag = 1;
for (;;) {
writel (prompt);
fs = fname;
while ((*fs = readc()) != '\n') {
if (*fs == old.c_cc[VERASE]) {
if (fs > fname) {
fs--;
if (tflag)
curmove (curr,curc-1);
else
writec (*fs);
} else
writec ('\007');
continue;
}
writec (*fs++);
}
*fs = '\0';
if ((fdesc = open(fname,2)) == -1 && errno == 2) {
if ((fdesc = creat (fname,0700)) != -1)
break;
}
if (fdesc != -1) {
if (tflag) {
curmove (18,0);
clend();
} else
writec ('\n');
writel (exist1);
writel (fname);
writel (exist2);
cflag = 0;
close (fdesc);
if (yorn (0)) {
unlink (fname);
fdesc = creat (fname,0700);
break;
} else {
cflag = 1;
continue;
}
}
writel (cantuse);
writel (fname);
writel (".\n");
close (fdesc);
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);
if (tflag)
curmove (18,0);
writel (saved);
writel (fname);
writel (type);
writel (fname);
writel (rec);
if (tflag)
clend();
getout ();
}
recover (s)
char *s;
{
register int i;
int fdesc;
if ((fdesc = open (s,0)) == -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;
}
norec (s)
register char *s;
{
register char *c;
tflag = 0;
writel (cantrec);
c = s;
while (*c != '\0')
writec (*c++);
getout ();
}
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