[src/trunk]: src/lib/libcurses PR/50092: don't leak screen on multiple setterms.

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

details:   https://anonhg.NetBSD.org/src/rev/359c5582240d
branches:  trunk
changeset: 811959:359c5582240d
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Nov 24 01:59:32 2015 +0000

description:
PR/50092: don't leak screen on multiple setterms.

diffstat:

 lib/libcurses/setterm.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r a91f6dd30eea -r 359c5582240d lib/libcurses/setterm.c
--- a/lib/libcurses/setterm.c   Tue Nov 24 01:05:50 2015 +0000
+++ b/lib/libcurses/setterm.c   Tue Nov 24 01:59:32 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: setterm.c,v 1.52 2013/10/16 19:59:29 roy Exp $ */
+/*     $NetBSD: setterm.c,v 1.53 2015/11/24 01:59:32 christos Exp $    */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)setterm.c  8.8 (Berkeley) 10/25/94";
 #else
-__RCSID("$NetBSD: setterm.c,v 1.52 2013/10/16 19:59:29 roy Exp $");
+__RCSID("$NetBSD: setterm.c,v 1.53 2015/11/24 01:59:32 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -69,6 +69,8 @@
        if (type[0] == '\0')
                type = "xx";
        unknown = 0;
+       if (screen->term)
+               del_curterm(screen->term);
        (void)ti_setupterm(&screen->term, type, fileno(screen->outfd), &r);
        if (screen->term == NULL) {
                unknown++;