bin/get-package-updates: create lock at later time; add comment

1 files changed, 10 insertions, 8 deletions

diff --git a/bin/get-package-updates b/bin/get-package-updates
index 9c3b266..d9a9322 100755
--- a/bin/get-package-updates
+++ b/bin/get-package-updates
@@ -18,17 +18,11 @@ delete_package() {
   sed -i "/^${1//./\\.} /d" "${work_dir}/build-list.new"
 }
 
-# Create a lock file for build list.
-
-exec 9> "${build_list_lock_file}"
-if ! flock -n 9; then
-  >&2 echo 'come back (shortly) later - I cannot lock build list.'
-  exit
-fi
-
 # Update git repositories (official packages, community packages and the repository of package customizations).
 
 for repo in "${repo_paths[@]}"; do
+  # TODO:
+  #  this is somewhat redundant and slow -- improve it!
   git -C "${repo}" clean -df
   git -C "${repo}" reset --hard
   git -C "${repo}" checkout master
@@ -51,6 +45,14 @@ for repo in "${!repo_paths[@]}"; do
   )"
 done
 
+# Create a lock file for build list.
+
+exec 9> "${build_list_lock_file}"
+if ! flock -n 9; then
+  >&2 echo 'come back (shortly) later - I cannot lock build list.'
+  exit
+fi
+
 echo 'Check modified packages from the last update, and put them to the build list.'
 
 # Check modified packages from the last update, and put them to the build list.