diff options
| author | christos <christos@NetBSD.org> | 2012-06-05 00:30:22 +0000 |
|---|---|---|
| committer | christos <christos@NetBSD.org> | 2012-06-05 00:30:22 +0000 |
| commit | aebfd31373b7bb551f03b31d8e9f2edfbb45d49f (patch) | |
| tree | 733e923a9f9f91af8ac41136dc41e404803a9450 /lib/libedit | |
| parent | c8716e7a323029c8b9a1d5e8aa962b8b31d9148a (diff) | |
don't crash if add_history is called from an empty line. Called from
nslookup in new bind.
XXX: pullup to 6
Diffstat (limited to 'lib/libedit')
| -rw-r--r-- | lib/libedit/readline.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/libedit/readline.c b/lib/libedit/readline.c index ddb3840029c..67beaaf5ef6 100644 --- a/lib/libedit/readline.c +++ b/lib/libedit/readline.c @@ -1,4 +1,4 @@ -/* $NetBSD: readline.c,v 1.103 2012/05/15 19:07:25 christos Exp $ */ +/* $NetBSD: readline.c,v 1.104 2012/06/05 00:30:22 christos Exp $ */ /*- * Copyright (c) 1997 The NetBSD Foundation, Inc. @@ -31,7 +31,7 @@ #include "config.h" #if !defined(lint) && !defined(SCCSID) -__RCSID("$NetBSD: readline.c,v 1.103 2012/05/15 19:07:25 christos Exp $"); +__RCSID("$NetBSD: readline.c,v 1.104 2012/06/05 00:30:22 christos Exp $"); #endif /* not lint && not SCCSID */ #include <sys/types.h> @@ -1372,6 +1372,9 @@ add_history(const char *line) { HistEvent ev; + if (line == NULL) + return 0; + if (h == NULL || e == NULL) rl_initialize(); |
