[unix-history] / usr / src / games / mille / save.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 */

#ifndef lint
static char sccsid[] = "@(#)save.c	5.7 (Berkeley) %G%";
#endif /* not lint */

#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <termios.h>
#include "mille.h"

#ifndef	unctrl
#include "unctrl.h"
#endif

# ifdef	attron
#	include	<term.h>
#	define	_tty	cur_term->Nttyb
# endif	attron

/*
 * @(#)save.c	1.2 (Berkeley) 3/28/83
 */

typedef	struct stat	STAT;

char	*ctime();

int	read(), write();

/*
 *	This routine saves the current game for use at a later date
 */

save() {

	extern int	errno;
	reg char	*sp;
	reg int		outf;
	reg time_t	*tp;
	char		buf[80];
	time_t		tme;
	STAT		junk;

	tp = &tme;
	if (Fromfile && getyn(SAMEFILEPROMPT))
		strcpy(buf, Fromfile);
	else {
over:
		prompt(FILEPROMPT);
		leaveok(Board, FALSE);
		refresh();
		sp = buf;
		while ((*sp = readch()) != '\n') {
			if (*sp == killchar())
				goto over;
			else if (*sp == erasechar()) {
				if (--sp < buf)
					sp = buf;
				else {
					addch('\b');
					/*
					 * if the previous char was a control
					 * char, cover up two characters.
					 */
					if (*sp < ' ')
						addch('\b');
					clrtoeol();
				}
			}
			else {
				addstr(unctrl(*sp));
				++sp;
			}
			refresh();
		}
		*sp = '\0';
		leaveok(Board, TRUE);
	}

	/*
	 * check for existing files, and confirm overwrite if needed
	 */

	if (sp == buf || (!Fromfile && stat(buf, &junk) > -1
	    && getyn(OVERWRITEFILEPROMPT) == FALSE))
		return FALSE;

	if ((outf = creat(buf, 0644)) < 0) {
		error(strerror(errno));
		return FALSE;
	}
	mvwaddstr(Score, ERR_Y, ERR_X, buf);
	wrefresh(Score);
	time(tp);			/* get current time		*/
	strcpy(buf, ctime(tp));
	for (sp = buf; *sp != '\n'; sp++)
		continue;
	*sp = '\0';
	varpush(outf, write);
	close(outf);
	wprintw(Score, " [%s]", buf);
	wclrtoeol(Score);
	wrefresh(Score);
	return TRUE;
}

/*
 *	This does the actual restoring.  It returns TRUE if the
 * backup was made on exiting, in which case certain things must
 * be cleaned up before the game starts.
 */
rest_f(file)
reg char	*file; {

	reg char	*sp;
	reg int		inf;
	char		buf[80];
	STAT		sbuf;

	if ((inf = open(file, 0)) < 0) {
		perror(file);
		exit(1);
	}
	if (fstat(inf, &sbuf) < 0) {		/* get file stats	*/
		perror(file);
		exit(1);
	}
	varpush(inf, read);
	close(inf);
	strcpy(buf, ctime(&sbuf.st_mtime));
	for (sp = buf; *sp != '\n'; sp++)
		continue;
	*sp = '\0';
	/*
	 * initialize some necessary values
	 */
	(void)sprintf(Initstr, "%s [%s]\n", file, buf);
	Fromfile = file;
	return !On_exit;
}
Commit	Line	Data
f823d190 KB	1	/*
f823d190 KB	2	* Copyright (c) 1983 Regents of the University of California.
6892174b KB	3	* All rights reserved.
6892174b KB	4	*
7c5ab767	5	* %sccs.include.redist.c%
f823d190 KB	6	*/
	7
	8	#ifndef lint
28a87267	9	static char sccsid[] = "@(#)save.c 5.7 (Berkeley) %G%";
6892174b KB	10	#endif /* not lint */
6892174b KB	11
28a87267 EA	12	#include <sys/types.h>
	13	#include <sys/stat.h>
	14	#include <string.h>
	15	#include <termios.h>
	16	#include "mille.h"
	17
f823d190	18	#ifndef unctrl
28a87267	19	#include "unctrl.h"
f823d190 KB	20	#endif
	21
	22	# ifdef attron
	23	# include <term.h>
	24	# define _tty cur_term->Nttyb
	25	# endif attron
	26
	27	/*
	28	* @(#)save.c 1.2 (Berkeley) 3/28/83
	29	*/
	30
	31	typedef struct stat STAT;
	32
	33	char *ctime();
	34
	35	int read(), write();
	36
	37	/*
	38	* This routine saves the current game for use at a later date
	39	*/
f823d190 KB	40
	41	save() {
	42
65a21971	43	extern int errno;
f823d190 KB	44	reg char *sp;
	45	reg int outf;
	46	reg time_t *tp;
	47	char buf[80];
	48	time_t tme;
	49	STAT junk;
	50
	51	tp = &tme;
	52	if (Fromfile && getyn(SAMEFILEPROMPT))
	53	strcpy(buf, Fromfile);
	54	else {
	55	over:
	56	prompt(FILEPROMPT);
	57	leaveok(Board, FALSE);
	58	refresh();
	59	sp = buf;
	60	while ((*sp = readch()) != '\n') {
	61	if (*sp == killchar())
	62	goto over;
	63	else if (*sp == erasechar()) {
	64	if (--sp < buf)
	65	sp = buf;
	66	else {
	67	addch('\b');
	68	/*
	69	* if the previous char was a control
	70	* char, cover up two characters.
	71	*/
	72	if (*sp < ' ')
	73	addch('\b');
	74	clrtoeol();
	75	}
	76	}
6892174b KB	77	else {
	78	addstr(unctrl(*sp));
	79	++sp;
	80	}
f823d190 KB	81	refresh();
	82	}
	83	*sp = '\0';
	84	leaveok(Board, TRUE);
	85	}
	86
	87	/*
	88	* check for existing files, and confirm overwrite if needed
	89	*/
	90
	91	if (sp == buf \|\| (!Fromfile && stat(buf, &junk) > -1
	92	&& getyn(OVERWRITEFILEPROMPT) == FALSE))
	93	return FALSE;
	94
	95	if ((outf = creat(buf, 0644)) < 0) {
65a21971	96	error(strerror(errno));
f823d190 KB	97	return FALSE;
	98	}
	99	mvwaddstr(Score, ERR_Y, ERR_X, buf);
	100	wrefresh(Score);
	101	time(tp); /* get current time */
	102	strcpy(buf, ctime(tp));
	103	for (sp = buf; *sp != '\n'; sp++)
	104	continue;
	105	*sp = '\0';
	106	varpush(outf, write);
	107	close(outf);
	108	wprintw(Score, " [%s]", buf);
	109	wclrtoeol(Score);
	110	wrefresh(Score);
	111	return TRUE;
	112	}
	113
	114	/*
	115	* This does the actual restoring. It returns TRUE if the
	116	* backup was made on exiting, in which case certain things must
	117	* be cleaned up before the game starts.
	118	*/
	119	rest_f(file)
	120	reg char *file; {
	121
	122	reg char *sp;
	123	reg int inf;
	124	char buf[80];
	125	STAT sbuf;
	126
	127	if ((inf = open(file, 0)) < 0) {
	128	perror(file);
	129	exit(1);
	130	}
	131	if (fstat(inf, &sbuf) < 0) { /* get file stats */
	132	perror(file);
	133	exit(1);
	134	}
	135	varpush(inf, read);
	136	close(inf);
	137	strcpy(buf, ctime(&sbuf.st_mtime));
	138	for (sp = buf; *sp != '\n'; sp++)
	139	continue;
	140	*sp = '\0';
	141	/*
	142	* initialize some necessary values
	143	*/
6f979f4f	144	(void)sprintf(Initstr, "%s [%s]\n", file, buf);
f823d190 KB	145	Fromfile = file;
	146	return !On_exit;
	147	}
	148