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From 7274faabe97ce53d6b464272d7e6ab6c1392837b Mon Sep 17 00:00:00 2001
From: Chet Ramey <chet.ramey@case.edu>
Date: Wed, 5 Oct 2022 10:41:16 -0400
Subject: Readline-8.2 patch 1: fix crash when readline is started with an
invalid locale specification
--- a/nls.c
+++ b/nls.c
@@ -141,6 +141,10 @@ _rl_init_locale (void)
if (lspec == 0)
lspec = "";
ret = setlocale (LC_CTYPE, lspec); /* ok, since it does not change locale */
+ if (ret == 0 || *ret == 0)
+ ret = setlocale (LC_CTYPE, (char *)NULL);
+ if (ret == 0 || *ret == 0)
+ ret = RL_DEFAULT_LOCALE;
#else
ret = (lspec == 0 || *lspec == 0) ? RL_DEFAULT_LOCALE : lspec;
#endif
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