From ced8ac8dc0cf9f58b40897842989c65d4928e5b6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Tr=C3=B6ger?= <martin@troeger-online.net>
Date: Tue, 18 Nov 2025 16:06:50 +0100
Subject: [PATCH] Add execution lock

---
 install.sh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/install.sh b/install.sh
index 6791a69..ab9652b 100755
--- a/install.sh
+++ b/install.sh
@@ -114,6 +114,16 @@ count_synced_files() {
     echo "\$COUNT"
 }
 
+SCRIPT_NAME=\$(basename \$0)
+LOCKFILE="/tmp/\${SCRIPT_NAME}.lock"
+if [ -e "\$LOCKFILE" ]; then
+  echo "Scrip is already running or delete \$LOCKFILE"
+  exit 1
+fi
+
+touch "\$LOCKFILE"
+trap "rm -f '\$LOCKFILE'" EXIT
+
 SHOW_NOTIFY_START_STOP=false
 if [[ "\$1" == "--with-notify-start-stop" ]]; then
   SHOW_NOTIFY_START_STOP=true