nntp: use msg_more as a method

It's a tad slower, but we'll be able to subclass this to rely
on zlib deflate buffering.  This is advantageous for TLS clients
since (AFAIK) IO::Socket::SSL/OpenSSL doesn't give us ways to use
MSG_MORE or writev(2) like like GNUTLS does.

diff --git a/lib/PublicInbox/NNTP.pm b/lib/PublicInbox/NNTP.pm
index d106e3158e32f73396c33585bbebf9772849456e..9b8b81ec66720ec959b7515d3d5e2a3929023508 100644 (file)
--- a/lib/PublicInbox/NNTP.pm
+++ b/lib/PublicInbox/NNTP.pm
@@ -14,7 +14,7 @@ use PublicInbox::Git;
 require PublicInbox::EvCleanup;
 use Email::Simple;
 use POSIX qw(strftime);
-PublicInbox::DS->import(qw(now msg_more));
+PublicInbox::DS->import(qw(now));
 use Digest::SHA qw(sha1_hex);
 use Time::Local qw(timegm timelocal);
 use constant {
@@ -158,12 +158,12 @@ sub cmd_xgtitle ($;$) {
 
 sub list_overview_fmt ($) {
        my ($self) = @_;
-       msg_more($self, $OVERVIEW_FMT);
+       $self->msg_more($OVERVIEW_FMT);
 }
 
 sub list_headers ($;$) {
        my ($self) = @_;
-       msg_more($self, $LIST_HEADERS);
+       $self->msg_more($LIST_HEADERS);
 }
 
 sub list_active ($;$) {
@@ -517,7 +517,7 @@ sub msg_body_write ($$) {
        $$msg =~ s/^\./../smg;
        $$msg =~ s/(?<!\r)\n/\r\n/sg; # Alpine barfs without this
        $$msg .= "\r\n" unless $$msg =~ /\r\n\z/s;
-       msg_more($self, $$msg);
+       $self->msg_more($$msg);
        '.'
 }
 
@@ -538,7 +538,7 @@ sub msg_hdr_write ($$$) {
        # affect messages already in the archive.
        $hdr =~ s/^(Message-ID:)[ \t]*\r\n[ \t]+([^\r]+)\r\n/$1 $2\r\n/igsm;
        $hdr .= "\r\n" if $body_follows;
-       msg_more($self, $hdr);
+       $self->msg_more($hdr);
 }
 
 sub cmd_article ($;$) {
@@ -757,7 +757,7 @@ sub hdr_searchmsg ($$$$) {
                                $tmp .= $s->{num} . ' ' . $s->$field . "\r\n";
                        }
                        utf8::encode($tmp);
-                       msg_more($self, $tmp);
+                       $self->msg_more($tmp);
                        $cur = $msgs->[-1]->{num} + 1;
                });
        }
@@ -924,7 +924,7 @@ sub cmd_xpath ($$) {
 
 sub res ($$) { do_write($_[0], $_[1] . "\r\n") }
 
-sub more ($$) { msg_more($_[0], $_[1] . "\r\n") }
+sub more ($$) { $_[0]->msg_more($_[1] . "\r\n") }
 
 sub do_write ($$) {
        my $self = $_[0];