lei -f reply: fix Cc: header combining

When combining lines from To: and Cc: headers, ", " needs to be
used to separate them.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/PublicInbox/LeiViewText.pm b/lib/PublicInbox/LeiViewText.pm
index 34612711..1f002ccd 100644
--- a/lib/PublicInbox/LeiViewText.pm
+++ b/lib/PublicInbox/LeiViewText.pm
@@ -96,10 +96,11 @@ sub quote_hdr_buf ($$) {
         for my $f (qw(To Cc)) {
                 for my $v ($eml->header_raw($f)) {
                         next if $v !~ /\S/;
-                        $cc .= $v;
+                        $cc .= ", $v";
                         $to //= $v;
                 }
         }
+        substr($cc, 0, 2, ''); # s/^, //;
         PublicInbox::View::fold_addresses($to);
         PublicInbox::View::fold_addresses($cc);
         _xs($to);