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| author |   millert <millert@openbsd.org> | 1997-12-03 05:20:47 +0000 |
|---|---|---|
| committer | millert <millert@openbsd.org> | 1997-12-03 05:20:47 +0000 |
| commit | 6f4099fecac342eeff29dd2bf0512f777a62a591 (patch) | |
| tree | 30035276ed4d5b07245464d724dd101dc9b5efb4 /lib/libcurses/lib_overlay.c | |
| parent | merge of ncurses-4.1-971129 (diff) | |
| download | wireguard-openbsd-6f4099fecac342eeff29dd2bf0512f777a62a591.tar.xz wireguard-openbsd-6f4099fecac342eeff29dd2bf0512f777a62a591.zip | |
Merge of ncurses-4.1-971129
Diffstat (limited to 'lib/libcurses/lib_overlay.c')
| -rw-r--r-- | lib/libcurses/lib_overlay.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/libcurses/lib_overlay.c b/lib/libcurses/lib_overlay.c index a3ce2d6c771..e67c39e9587 100644 --- a/lib/libcurses/lib_overlay.c +++ b/lib/libcurses/lib_overlay.c @@ -1,3 +1,5 @@ +/* $OpenBSD: lib_overlay.c,v 1.3 1997/12/03 05:21:26 millert Exp $ */ + /*************************************************************************** * COPYRIGHT NOTICE * @@ -29,7 +31,7 @@ #include <curses.priv.h> -MODULE_ID("Id: lib_overlay.c,v 1.8 1997/04/24 10:34:38 tom Exp $") +MODULE_ID("Id: lib_overlay.c,v 1.9 1997/09/20 15:02:34 juergen Exp $") static int overlap(const WINDOW *const s, WINDOW *const d, int const flag) { @@ -93,6 +95,9 @@ bool touched; T((T_CALLED("copywin(%p, %p, %d, %d, %d, %d, %d, %d, %d)"), src, dst, sminrow, smincol, dminrow, dmincol, dmaxrow, dmaxcol, over)); + if (!src || !dst) + returnCode(ERR); + /* make sure rectangle exists in source */ if ((sminrow + dmaxrow - dminrow) > (src->_maxy + 1) || (smincol + dmaxcol - dmincol) > (src->_maxx + 1)) { |