add archive maildir

diff --git a/archive_maildir b/archive_maildir
new file mode 100755 (executable)
index 0000000..3cb6d07
--- /dev/null
+++ b/archive_maildir
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+if [ -z "$DAYS" ]; then
+    DAYS=120
+fi;
+
+find $1/cur -type f -ctime +$DAYS -print0|xargs -0 mv -t $2/cur/