On Tue, Nov 23 2021, Junio C Hamano wrote: > Eric Wong <e@xxxxxxxxx> writes: > >> git send-email's capitalization does annoy me and I've looked >> into changing it; but there's a bunch of tests and probably >> dependent code that also need to be updated... > [...] > diff --git i/git-send-email.perl w/git-send-email.perl > index 5262d88ee3..a61134c7d3 100755 > --- i/git-send-email.perl > +++ w/git-send-email.perl > @@ -1494,7 +1494,7 @@ sub send_message { > To: $to${ccline} > Subject: $subject > Date: $date > -Message-Id: $message_id > +Message-ID: $message_id > "; > if ($use_xmailer) { > $header .= "X-Mailer: git-send-email $gitversion\n"; Perhaps one way to split this & make it more readable is to split this, i.e. the mesage-id's send-email itself generates & tests, usually it passes along format-patch's. > @@ -1789,7 +1789,7 @@ sub process_file { > $has_mime_version = 1; > push @xh, $_; > } > - elsif (/^Message-Id: (.*)/i) { > + elsif (/^Message-ID: (.*)/i) { > $message_id = $1; > } > elsif (/^Content-Transfer-Encoding: (.*)/i) { Not strictly needed due to the /i, maybe splitting out cosmetic changes would be better? I also notice we have various hits for "git grep message-id", including regex checks you didn't update here.