[src/trunk]: src/lib/libcurses Fix for PR 56243

[blymn <blymn%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d302274e705b
branches:  trunk
changeset: 365839:d302274e705b
user:      blymn <blymn%NetBSD.org@localhost>
date:      Wed Apr 27 22:04:04 2022 +0000

description:
Fix for PR 56243
clear the past EOL flags when moving the cursor - they are no longer
valid as move cannot put the cursor past the EOL.

diffstat:

 lib/libcurses/move.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r dcaa9bb09985 -r d302274e705b lib/libcurses/move.c
--- a/lib/libcurses/move.c      Wed Apr 27 17:38:52 2022 +0000
+++ b/lib/libcurses/move.c      Wed Apr 27 22:04:04 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: move.c,v 1.23 2021/10/19 06:41:03 blymn Exp $  */
+/*     $NetBSD: move.c,v 1.24 2022/04/27 22:04:04 blymn Exp $  */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)move.c     8.2 (Berkeley) 5/4/94";
 #else
-__RCSID("$NetBSD: move.c,v 1.23 2021/10/19 06:41:03 blymn Exp $");
+__RCSID("$NetBSD: move.c,v 1.24 2022/04/27 22:04:04 blymn Exp $");
 #endif
 #endif                         /* not lint */
 
@@ -68,6 +68,10 @@
        if (x >= win->maxx || y >= win->maxy)
                return ERR;
 
+       /* clear the EOL flags for both where we were and where we are going */
+       win->alines[win->cury]->flags &= ~ __ISPASTEOL;
+       win->alines[y]->flags &= ~ __ISPASTEOL;
+
        win->curx = x;
        win->cury = y;