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copywin() needs to disallow corner values equal to _maxx or _maxy, not

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just less than. Reported by "Aleksandr".
This commit is contained in:
William McBrine
2014-02-27 18:42:16 +00:00
parent f70e21f91b
commit 82de8aa25e
1 changed files with 3 additions and 3 deletions
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6
pdcurses/overlay.c
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@@ -2,7 +2,7 @@
#include <curspriv.h>
RCSID("$Id: overlay.c,v 1.36 2008/07/14 12:35:23 wmcbrine Exp $")
RCSID("$Id: overlay.c,v 1.37 2014/02/27 18:42:16 wmcbrine Exp $")
/*man-start**************************************************************
@@ -236,8 +236,8 @@ int copywin(const WINDOW *src_w, WINDOW *dst_w, int src_tr, int src_tc,
PDC_LOG(("copywin() - called\n"));
if (!src_w || !dst_w || dst_w == curscr || dst_br > dst_w->_maxy
|| dst_bc > dst_w->_maxx || dst_tr < 0 || dst_tc < 0)
if (!src_w || !dst_w || dst_w == curscr || dst_br >= dst_w->_maxy
|| dst_bc >= dst_w->_maxx || dst_tr < 0 || dst_tc < 0)
return ERR;
src_rows = src_w->_maxy - src_tr;