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improve vacation message handling
[etc/mailfilter.git] / bin / release-delayed-messages
index 61abd85bc6b310229009acd3e124152a27c67d6f..73c6b3b349d98d3d1448495b461306907430d54d 100755 (executable)
@@ -5,5 +5,15 @@ DELAYED_QUEUE=$HOME/.maildir/.delayed
 
 DIR="${0%/*}"
 
 
 DIR="${0%/*}"
 
+VAR=$HOME/.var/procmail
+ME="${0##*/}"
+LOCKFILE="$VAR/.$ME.lock"
+trap "rm -f $LOCKFILE" 0 1 2 3 4 5 6 7 8 10 11 12 13 14 15
+if ! lockfile -0 -r0 -l 3600 "$LOCKFILE" 2>/dev/null; then
+  echo "E: another $ME process is already running over that Maildir." >&2
+  trap - 0 1 2 3 4 5 6 7 8 10 11 12 13 14 15
+  exit 1
+fi
+
 "$DIR"/list-postponed-messages --all "$DELAYED_QUEUE" \
   | exec xargs "$DIR"/resubmit --list
 "$DIR"/list-postponed-messages --all "$DELAYED_QUEUE" \
   | exec xargs "$DIR"/resubmit --list