4.3BSD - /usr/src/usr.lib/libcurses/clrtoeol.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifndef lint
   8: static char sccsid[] = "@(#)clrtoeol.c	5.1 (Berkeley) 6/7/85";
   9: #endif not lint
  10: 
  11: # include   "curses.ext"
  12: 
  13: /*
  14:  *	This routine clears up to the end of line
  15:  *
  16:  */
  17: wclrtoeol(win)
  18: reg WINDOW  *win; {
  19: 
  20:     reg char    *sp, *end;
  21:     reg int     y, x;
  22:     reg char    *maxx;
  23:     reg int     minx;
  24: 
  25:     y = win->_cury;
  26:     x = win->_curx;
  27:     end = &win->_y[y][win->_maxx];
  28:     minx = _NOCHANGE;
  29:     maxx = &win->_y[y][x];
  30:     for (sp = maxx; sp < end; sp++)
  31:         if (*sp != ' ') {
  32:             maxx = sp;
  33:             if (minx == _NOCHANGE)
  34:                 minx = sp - win->_y[y];
  35:             *sp = ' ';
  36:         }
  37:     /*
  38: 	 * update firstch and lastch for the line
  39: 	 */
  40:     touchline(win, y, win->_curx, win->_maxx - 1);
  41: # ifdef DEBUG
  42:     fprintf(outf, "CLRTOEOL: minx = %d, maxx = %d, firstch = %d, lastch = %d\n", minx, maxx - win->_y[y], win->_firstch[y], win->_lastch[y]);
  43: # endif
  44: }

Defined functions

Defined variables