Merge branch 'ew/send-email-readable-message-id' into maint

"git send-email" now uses a more readable timestamps when
formulating a message ID.

* ew/send-email-readable-message-id:
send-email: more meaningful Message-ID

diff --git a/git-send-email.perl b/git-send-email.perl
index c45b22a19a06234d1106eedfeb8f80d29c37370e..bc74ec979eb58754c47a5645f35f02c465d0ec54 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -19,6 +19,7 @@
 use 5.008;
 use strict;
 use warnings;
+use POSIX qw/strftime/;
 use Term::ReadLine;
 use Getopt::Long;
 use Text::ParseWords;
@@ -949,7 +950,7 @@ sub validate_address_list {
 sub make_message_id {
        my $uniq;
        if (!defined $message_id_stamp) {
-               $message_id_stamp = sprintf("%s-%s", time, $$);
+               $message_id_stamp = strftime("%Y%m%d%H%M%S.$$", gmtime(time));
                $message_id_serial = 0;
        }
        $message_id_serial++;
@@ -964,7 +965,7 @@ sub make_message_id {
                require Sys::Hostname;
                $du_part = 'user@' . Sys::Hostname::hostname();
        }
-       my $message_id_template = "<%s-git-send-email-%s>";
+       my $message_id_template = "<%s-%s>";
        $message_id = sprintf($message_id_template, $uniq, $du_part);
        #print "new message id = $message_id\n"; # Was useful for debugging
 }