diff options
Diffstat (limited to 'lisp/mail')
| -rw-r--r-- | lisp/mail/rmail.el | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el index 06bb3bd013e..7ef3754dad1 100644 --- a/lisp/mail/rmail.el +++ b/lisp/mail/rmail.el @@ -3357,7 +3357,7 @@ removing prefixes such as Re:, Fwd: and so on and mailing list tags such as [tag]." (let ((subject (or (rmail-get-header "Subject" msgnum) "")) (regexp "\\`[ \t\n]*\\(\\(\\w\\{1,4\\}\u00a0*[:：]\\|\\[[^]]+]\\)[ \t\n]+\\)*")) - ;; Debbugs sometimes adds `[External] :'; if that happened, + ;; Corporate mailing systems sometimes add `[External] :'; if that happened, ;; delete everything up thru there. Empirically, that deletion makes ;; the Subject match the other messages in the thread. (if (string-match "[[]external][ \t\n]*:" subject) |