On Thu, Sep 03, 2015 at 03:45:48PM -0400, Phil Stracchino wrote: > Now suppose I wanted to do the same for a second writer. Adding: > > /^Content-Transfer-Encoding:/i PREPEND X-Clacks-Overhead: GNU Iain M. Banks
Headers are passed through "header_checks" one at a time. For each input header at most one action is invoked. You should also be aware the mime_header_checks and nested_header_checks default to $header_checks. Check the documentation for details. > Is it simply that I cannot prepend a second header by > the same name? No. > Or is the second PREPEND not firing? The first one is final. > Or if I want multiple PREPENDs to fire on a single conditional match, do I > need to do > something like this? > > /^X-Clacks-Overhead:/ IGNORE > /^Content-Transfer-Encoding:/i PREPEND X-Clacks-Overhead: GNU Terry > Pratchett > PREPEND X-Clacks-Overhead: GNU Iain M. Banks That won't work either. -- Viktor.