diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/PublicInbox/Eml.pm | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/PublicInbox/Eml.pm b/lib/PublicInbox/Eml.pm index ec682b91..1fecd41b 100644 --- a/lib/PublicInbox/Eml.pm +++ b/lib/PublicInbox/Eml.pm @@ -368,9 +368,12 @@ sub header_str_set { my ($self, $name, @vals) = @_; for (@vals) { next unless /[^\x20-\x7e]/; - utf8::encode($_); # to octets # 39: int((75 - length("Subject: =?UTF-8?B?".'?=') ) / 4) * 3; - s/(.{1,39})/'=?UTF-8?B?'.encode_base64($1, '').'?='/ges; + s/(.{1,39})/ + my $x = $1; + utf8::encode($x); # to octets + '=?UTF-8?B?'.encode_base64($x, '').'?=' + /xges; } header_set($self, $name, @vals); } |