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

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this notice is preserved and that due credit is given
 * to the University of California at Berkeley. The name of the University
 * may not be used to endorse or promote products derived from this
 * software without specific prior written permission. This software
 * is provided ``as is'' without express or implied warranty.
 */

#ifndef lint
static char sccsid[] = "@(#)save.c	5.3 (Berkeley) %G%";
#endif /* not lint */


#include	"mille.h"
#include	<sys/types.h>
#include	<sys/stat.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
 */
extern int	errno;
extern char	*sys_errlist[];

save() {

	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(sys_errlist[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.
	4	*
	5	* Redistribution and use in source and binary forms are permitted
	6	* provided that this notice is preserved and that due credit is given
	7	* to the University of California at Berkeley. The name of the University
	8	* may not be used to endorse or promote products derived from this
	9	* software without specific prior written permission. This software
	10	* is provided ``as is'' without express or implied warranty.
f823d190 KB	11	*/
	12
	13	#ifndef lint
6892174b KB	14	static char sccsid[] = "@(#)save.c 5.3 (Berkeley) %G%";
	15	#endif /* not lint */
	16
f823d190 KB	17
	18	#include "mille.h"
	19	#include <sys/types.h>
	20	#include <sys/stat.h>
	21	#ifndef unctrl
	22	#include "unctrl.h"
	23	#endif
	24
	25	# ifdef attron
	26	# include <term.h>
	27	# define _tty cur_term->Nttyb
	28	# endif attron
	29
	30	/*
	31	* @(#)save.c 1.2 (Berkeley) 3/28/83
	32	*/
	33
	34	typedef struct stat STAT;
	35
	36	char *ctime();
	37
	38	int read(), write();
	39
	40	/*
	41	* This routine saves the current game for use at a later date
	42	*/
	43	extern int errno;
	44	extern char *sys_errlist[];
	45
	46	save() {
	47
	48	reg char *sp;
	49	reg int outf;
	50	reg time_t *tp;
	51	char buf[80];
	52	time_t tme;
	53	STAT junk;
	54
	55	tp = &tme;
	56	if (Fromfile && getyn(SAMEFILEPROMPT))
	57	strcpy(buf, Fromfile);
	58	else {
	59	over:
	60	prompt(FILEPROMPT);
	61	leaveok(Board, FALSE);
	62	refresh();
	63	sp = buf;
	64	while ((*sp = readch()) != '\n') {
	65	if (*sp == killchar())
	66	goto over;
	67	else if (*sp == erasechar()) {
	68	if (--sp < buf)
	69	sp = buf;
	70	else {
	71	addch('\b');
	72	/*
	73	* if the previous char was a control
	74	* char, cover up two characters.
	75	*/
	76	if (*sp < ' ')
	77	addch('\b');
	78	clrtoeol();
	79	}
	80	}
6892174b KB	81	else {
	82	addstr(unctrl(*sp));
	83	++sp;
	84	}
f823d190 KB	85	refresh();
	86	}
	87	*sp = '\0';
	88	leaveok(Board, TRUE);
	89	}
	90
	91	/*
	92	* check for existing files, and confirm overwrite if needed
	93	*/
	94
	95	if (sp == buf \|\| (!Fromfile && stat(buf, &junk) > -1
	96	&& getyn(OVERWRITEFILEPROMPT) == FALSE))
	97	return FALSE;
	98
	99	if ((outf = creat(buf, 0644)) < 0) {
	100	error(sys_errlist[errno]);
	101	return FALSE;
	102	}
	103	mvwaddstr(Score, ERR_Y, ERR_X, buf);
	104	wrefresh(Score);
	105	time(tp); /* get current time */
	106	strcpy(buf, ctime(tp));
	107	for (sp = buf; *sp != '\n'; sp++)
	108	continue;
	109	*sp = '\0';
	110	varpush(outf, write);
	111	close(outf);
	112	wprintw(Score, " [%s]", buf);
	113	wclrtoeol(Score);
	114	wrefresh(Score);
	115	return TRUE;
	116	}
	117
	118	/*
	119	* This does the actual restoring. It returns TRUE if the
	120	* backup was made on exiting, in which case certain things must
	121	* be cleaned up before the game starts.
	122	*/
	123	rest_f(file)
	124	reg char *file; {
	125
	126	reg char *sp;
	127	reg int inf;
	128	char buf[80];
	129	STAT sbuf;
	130
	131	if ((inf = open(file, 0)) < 0) {
	132	perror(file);
	133	exit(1);
	134	}
	135	if (fstat(inf, &sbuf) < 0) { /* get file stats */
	136	perror(file);
	137	exit(1);
	138	}
	139	varpush(inf, read);
	140	close(inf);
	141	strcpy(buf, ctime(&sbuf.st_mtime));
	142	for (sp = buf; *sp != '\n'; sp++)
	143	continue;
	144	*sp = '\0';
	145	/*
	146	* initialize some necessary values
	147	*/
6f979f4f	148	(void)sprintf(Initstr, "%s [%s]\n", file, buf);
f823d190 KB	149	Fromfile = file;
	150	return !On_exit;
	151	}
	152