Austin Clements <amdragon@MIT.EDU> writes: > +(defvar notmuch-id-regexp > + (concat > + ;; Match the id: prefix only if it begins a word (to disallow, for > + ;; example, matching cid:). > + "\\<id:\\(" [...] Since you're already at it, please extend it to accept RFC2392 [1] syntax for message URLs: mid-url = "mid" ":" message-id [ "/" content-id ] The id: syntax is non-standard (i.e. specific to notmuch). Sascha [1] http://www.ietf.org/rfc/rfc2392.txt -- http://sascha.silbe.org/ http://www.infra-silbe.de/