From 8f37aa42f6bef7baf73a4ecc0bc2caafd4e7e546 Mon Sep 17 00:00:00 2001
From: "Robin H. Johnson" <robbat2@gentoo.org>
Date: Tue, 28 Apr 2020 23:39:18 -0700
Subject: wrapper: ensure locking

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
---
 mirmon-wrapper.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mirmon-wrapper.sh b/mirmon-wrapper.sh
index 4c5570b..4fffee0 100755
--- a/mirmon-wrapper.sh
+++ b/mirmon-wrapper.sh
@@ -33,6 +33,8 @@ main() {
 	CONFFILE=$(readlink -f "${CONFDIR}"/mirmon.conf)
 	VAR_GMIRRORS=${VARDIR}/g.mirrors
 	EXTRA_MIRRORS=${CONFDIR}/g.mirrors.extra
+	# Lock outselves
+	[ "${FLOCKER}" != "$0" ] && exec env FLOCKER="$0" flock -en "${VARDIR}/flock" "$0" "${OPTS[@]}" || :
 
 	# Grab mirrors from the web
 	mkdir -p "${VARDIR}" "${HTDOCS}" || die "Failed to mkdir"
@@ -148,4 +150,5 @@ done
 [[ $INVALID -eq 1 ]] && usage
 [[ $HELP -eq 1 ]] && dohelp
 
+OPTS=( ${opts} ) # for flock
 main
-- 
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