File avoid-calling-catclose-with-an-invalid-argument.patch of Package lout

From bcdfa6b7ce3184b1fd7372716703248aeb14384e Mon Sep 17 00:00:00 2001
From: Ismael Luceno <ismael@iodev.co.uk>
Date: Thu, 25 Jan 2024 07:56:58 +0100
Subject: [PATCH 2/2] Avoid calling catclose with an invalid argument

POSIX doesn't specify that catclose should accept -1 as argument, and with
musl (1.2.4 and earlier at least) it causes a segfault.
---
 z01.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/z01.c b/z01.c
index f18d4ce..d4953b8 100644
--- a/z01.c
+++ b/z01.c
@@ -974,7 +974,8 @@ int main(int argc, char *argv[])
   while( run_num <= runs_to_do );
 
 #if LOCALE_ON
-  catclose(MsgCat);
+  if (MsgCat != (nl_catd)-1)
+    catclose(MsgCat);
 #endif
 
   exit(0);
-- 
2.45.1