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Use screen_* versions to avoid range checks (s->dy may be wrong), fix miscalculated free.

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This commit is contained in:
Nicholas Marriott
2007-11-21 14:30:15 +00:00
parent c424ef37d0
commit 08a0c5e661
2 changed files with 9 additions and 11 deletions
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10
screen.c
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@ -1,4 +1,4 @@
/* $Id: screen.c,v 1.28 2007-11-21 13:11:41 nicm Exp $ */
/* $Id: screen.c,v 1.29 2007-11-21 14:30:15 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -160,8 +160,8 @@ screen_resize(struct screen *s, u_int sx, u_int sy)
if (my > ny)
my = ny;
screen_display_free_lines(s, 0, my);
screen_display_move_lines(s, 0, my, oy - my);
screen_free_lines(s, s->hsize, my);
screen_move_lines(s, s->hsize, my, oy - my);
s->cy -= my;
oy -= my;
@ -172,7 +172,7 @@ screen_resize(struct screen *s, u_int sx, u_int sy)
/*
* Remove any remaining lines from the bottom.
*/
screen_display_free_lines(s, oy, ny);
screen_free_lines(s, s->hsize + oy - ny, ny);
if (s->cy >= sy)
s->cy = sy - 1;
}
@ -187,7 +187,7 @@ screen_resize(struct screen *s, u_int sx, u_int sy)
/* Size increasing. */
if (sy > oy)
screen_display_make_lines(s, oy, sy - oy);
screen_make_lines(s, s->hsize + oy, sy - oy);
s->rupper = 0;
s->rlower = s->dy - 1;