===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/grid.c,v
retrieving revision 1.11
retrieving revision 1.12
diff -c -r1.11 -r1.12
*** src/usr.bin/tmux/grid.c	2009/08/10 17:59:59	1.11
--- src/usr.bin/tmux/grid.c	2009/08/20 19:14:42	1.12
***************
*** 1,4 ****
! /* $OpenBSD: grid.c,v 1.11 2009/08/10 17:59:59 nicm Exp $ */
  
  /*
   * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
--- 1,4 ----
! /* $OpenBSD: grid.c,v 1.12 2009/08/20 19:14:42 nicm Exp $ */
  
  /*
   * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
***************
*** 198,203 ****
--- 198,207 ----
  	if (sx <= gl->cellsize)
  		return;
  
+ 	if (gl->cellsize > gd->sx / 2)
+ 		sx = gd->sx;
+ 	else
+ 		sx = 1 + gl->cellsize * 2;
  	gl->celldata = xrealloc(gl->celldata, sx, sizeof *gl->celldata);
  	for (xx = gl->cellsize; xx < sx; xx++)
  		grid_put_cell(gd, xx, py, &grid_default_cell);