text: /*
   * Copyright (c) 1981, 1993, 1994
   *	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
  static char sccsid[] = "@(#)clrtoeol.c	8.2 (Berkeley) 5/4/94";
  #endif	/* not lint */
  
  #include "curses.h"
  
  /*
   * wclrtoeol --
   *	Clear up to the end of line.
   */
  int
  wclrtoeol(win)
  	register WINDOW *win;
  {
  	register int minx, x, y;
  	register __LDATA *end, *maxx, *sp;
  
  	y = win->cury;
  	x = win->curx;
  	if (win->lines[y]->flags & __ISPASTEOL) {
  		if (y < win->maxy - 1) {
  			y++;
  			x = 0;
  		} else
  			return (OK);
  	}
  	end = &win->lines[y]->line[win->maxx];
  	minx = -1;
  	maxx = &win->lines[y]->line[x];
  	for (sp = maxx; sp < end; sp++)
  		if (sp->ch != ' ' || sp->attr != 0) {
  			maxx = sp;
  			if (minx == -1)
  				minx = sp - win->lines[y]->line;
  			sp->ch = ' ';
  			sp->attr = 0;
  		}
  #ifdef DEBUG
  	__CTRACE("CLRTOEOL: minx = %d, maxx = %d, firstch = %d, lastch = %d\n",
  	    minx, maxx - win->lines[y]->line, *win->lines[y]->firstchp, 
  	    *win->lines[y]->lastchp);
  #endif
  	/* Update firstch and lastch for the line. */
  	return (__touchline(win, y, x, win->maxx - 1, 0));
  }
  
  
  
  
  
  