/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

/*
 * Copyright  (c) 1986 AT&T
 *	All Rights Reserved
 */
#ident	"@(#)showmail.c	1.6	97/12/03 SMI"       /* SVr4.0 1.6 */

#include	<fcntl.h>
#include	<curses.h>
#include	"wish.h"
#include	"vt.h"
#include	"vtdefs.h"

void
showmail(force)
bool	force;
{
	register bool	status;
	static char	mail[]   = "MAIL";
	static char	blanks[] = "    ";
	static bool	last_status;
	static long	last_check;
	extern time_t	Cur_time;	/* EFT abs k16 */
	extern int	Mail_col;
	extern long	Mail_check;
	extern char	*Mail_file;

	if (force || Cur_time - last_check >= Mail_check) {
		register int	fd;
		char	buf[8];

/* Is there an easier way ??? */
		status = ((fd = open(Mail_file, O_RDONLY)) >= 0 && read(fd, buf, sizeof(buf)) == sizeof(buf) && strncmp(buf, "Forward ", sizeof(buf)));
		if (fd >= 0)
			close(fd);
/* ??? */
		if (status == last_status)
			return;
		last_status = status;
/* new */
		{
		WINDOW		*win;
	
		win = VT_array[ STATUS_WIN ].win;
		mvwaddstr( win, 0, Mail_col, status ? mail : blanks );
		if ( status )
			beep();
		}
	}
	last_check = Cur_time;
}
