use a single lock file for the build list

1 files changed, 5 insertions, 3 deletions

diff --git a/bin/return-assignment b/bin/return-assignment
index b8d1bb4..951eb8c 100755
--- a/bin/return-assignment
+++ b/bin/return-assignment
@@ -22,14 +22,16 @@
 
 # Create a lock file and a trap.
 
-exec 9> "${lock_file}"
+exec 9> "${build_list_lock_file}"
 if ! flock -n 9; then
-  >&2 echo 'come back (shortly) later - I was running already'
+  >&2 echo 'come back (shortly) later - I cannot lock build list.'
+  exit
+fi
   exit 1
 fi
 
 function clean_up {
-  rm -f "${lock_file}"
+  rm -f "${build_list_lock_file}"
 }
 
 trap clean_up EXIT