From 55c1307af1cb1d525f6a603b769105948a906d95 Mon Sep 17 00:00:00 2001
From: Nicolas Boisselier <nicolas.boisselier@gmail.com>
Date: Sat, 16 Dec 2023 11:59:15 +0100
Subject: [PATCH] /run/nb/nb-update.lock

---
 bin/nb-update | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/bin/nb-update b/bin/nb-update
index 17e0c5f3..36d830e4 100755
--- a/bin/nb-update
+++ b/bin/nb-update
@@ -18,24 +18,30 @@ CLEANUP=0
 # Requirments
 #
 #####################################################################
-bye() { rm -f "$LOCK"; exit ${1:-$ex}; }
-find "$LOCK" -mmin +60 -exec rm {} \; >/dev/null 2>&1
-# NB 11.12.23 if [ ! -e $"$LOCK" ]
-# NB 11.12.23 then
-	# NB 11.12.23 echo $$> "$LOCK"
-# NB 11.12.23 fi
-
 if [ "$UID" != "0" ] ; then
 	echo "$NAME: please login as root." 1>&2
-	bye 1
+	exit 1
 fi
-. $(dirname "$0")/../etc/profile || bye 1; [ -z "$NB_ROOT" ] && bye
+
+. $(dirname "$0")/../etc/profile || exit 1; [ -z "$NB_ROOT" ] && exit
+
 if ! which git > /dev/null; then
 	echo "$NAME: can't find git!" 1>&2
-	bye 1
+	exit 1
 fi
+
 ex=0
 
+bye() { rm -f "$LOCK"; exit ${1:-$ex}; }
+find "$LOCK" -mmin +60 -exec rm {} \; >/dev/null 2>&1
+if [ ! -e $"$LOCK" ]
+then
+	echo $$ > "$LOCK"
+else
+	echo "$NAME: lock file already exists: $LOCK" 1>&2
+	exit 1
+fi
+
 printf '#!%s\n%s\n' `which sh` 'ssh -o BatchMode=yes $@' > "$TMP" && chmod 755 "$TMP"
 export GIT_SSH="$TMP"
 
-- 
2.47.3