is_linetou.c

操作系统SunOS 4.1.3版本的源码

/*	Copyright (c) 1984 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/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/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.	*/

#ifndef lint
static	char sccsid[] = "@(#)is_linetou.c 1.1 92/07/30 SMI"; /* from S5R3.1 1.3 */
#endif

#include	"curses_inc.h"

is_linetouched(win,line)
WINDOW	*win;
int	line;
{
    if (line < 0 || line >= win->_maxy)
        return (ERR);
    if (win->_firstch[line] == _INFINITY)
	return (FALSE);
    else
	return (TRUE);
}