From c170ebccd8ea303d689689e654652925fcbc5323 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Thu, 10 Mar 2022 17:48:39 -0600
Subject: Guard against circular symlinks

---
 recipes-core/multitech/config/config.init | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/recipes-core/multitech/config/config.init b/recipes-core/multitech/config/config.init
index 282b0bb..2a1e0b5 100644
--- a/recipes-core/multitech/config/config.init
+++ b/recipes-core/multitech/config/config.init
@@ -145,6 +145,11 @@ function copydir {
         ln -sf  "$to/$newdir" "$from"
     else
         mkdir "$to/$newdir" >/dev/null 2>&1 || true
+	if [[ -L $from ]] ; then
+            # If we have a symlink to a directory,
+            # skip copying any files.
+	    return 0
+        fi
         savedir=$(pwd)
         cd "$from"
         for f in * ; do
@@ -285,8 +290,10 @@ case $1 in
                             rm -rf /etc/$file
                             ln -sf ${CONFIG_DIR}/$file /etc/$file
                     else
-                        rm -f "/etc/${file}/*"
-                        linkdir "${CONFIG_DIR}/${file}" "/etc/${file}"
+                        if ! [[ -L "/etc/${file}" ]] ; then
+		            rm -f "/etc/${file}/*"
+		            linkdir "${CONFIG_DIR}/${file}" "/etc/${file}"
+			fi
                     fi
 		done
 	;;
-- 
cgit v1.2.3