introduce lock file for package database

1 files changed, 4 insertions, 0 deletions

diff --git a/conf/default.conf b/conf/default.conf
index 1d29509..947196f 100755
--- a/conf/default.conf
+++ b/conf/default.conf
@@ -42,6 +42,10 @@ if [ -z "${build_list_lock_file}" ]; then
   build_list_lock_file="${work_dir}/build-list.lock"
 fi
 
+if [ -z "${package_database_lock_file}" ]; then
+  package_database_lock_file="${work_dir}/package-database.lock"
+fi
+
 mkdir -p "${work_dir}"
 touch "${work_dir}/build-list"
 touch "${work_dir}/deletion-list"