From 1c26d16709872f97dfce4615a31e472fa0afb3fb Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Fri, 27 Oct 2017 15:35:58 +0200
Subject: add shared lock for sanity-check

---
 bin/db-update | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'bin/db-update')

diff --git a/bin/db-update b/bin/db-update
index 1b78800..420be78 100755
--- a/bin/db-update
+++ b/bin/db-update
@@ -416,6 +416,12 @@ if ! flock ${block_flag} 8; then
   exit 1
 fi
 
+exec 7> "${sanity_check_lock_file}"
+if ! flock -s ${block_flag} 7; then
+  >&2 echo 'come back (shortly) later - sanity-check currently running.'
+  exit 1
+fi
+
 clean_up_lock_file() {
   rm -f "${package_database_lock_file}" "${build_list_lock_file}"
   rm -rf --one-file-system "${tmp_dir}"
-- 
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