From 8cf7b06d24162d542d8fddb4f88287f1f7754bbb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Thu, 20 Jun 2019 11:43:08 +0200
Subject: [PATCH] Copy terminating zero in 'scm_cat_path'.

* libguile/script.c (scm_cat_path): Pass N + 1, not N, to 'strncat'.
Reported by GCC 9.1.0.
---
 libguile/script.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libguile/script.c b/libguile/script.c
index 63fbb0f3f..30d3c9b50 100644
--- a/libguile/script.c
+++ b/libguile/script.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-1998, 2000-2011, 2013, 2014 Free Software Foundation, Inc.
+/* Copyright (C) 1994-1998, 2000-2011, 2013, 2014, 2019 Free Software Foundation, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public License
@@ -73,7 +73,7 @@ scm_cat_path (char *str1, const char *str2, long n)
   if (!str1)
     return 0L;
   str1[0] = 0;
-  strncat (str1, str2, n);
+  strncat (str1, str2, n + 1);
   return str1;
 }