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-rw-r--r--lib/PublicInbox/NNTP.pm5
-rw-r--r--t/nntpd.t2
2 files changed, 5 insertions, 2 deletions
diff --git a/lib/PublicInbox/NNTP.pm b/lib/PublicInbox/NNTP.pm
index 23be7754..c574c9e6 100644
--- a/lib/PublicInbox/NNTP.pm
+++ b/lib/PublicInbox/NNTP.pm
@@ -116,6 +116,7 @@ sub args_ok ($$) {
 sub process_line ($$) {
         my ($self, $l) = @_;
         my ($req, @args) = split(/\s+/, $l);
+        return unless defined($req);
         $req = lc($req);
         $req = eval {
                 no strict 'refs';
@@ -955,7 +956,7 @@ sub event_read {
                 $self->{rbuf} .= $$buf;
         }
         my $r = 1;
-        while ($r > 0 && $self->{rbuf} =~ s/\A\s*([^\r\n]+)\r?\n//) {
+        while ($r > 0 && $self->{rbuf} =~ s/\A\s*([^\r\n]*)\r?\n//) {
                 my $line = $1;
                 return $self->close if $line =~ /[[:cntrl:]]/s;
                 my $t0 = now();
@@ -975,7 +976,7 @@ sub event_read {
 sub watch_read {
         my ($self, $bool) = @_;
         my $rv = $self->SUPER::watch_read($bool);
-        if ($bool && $self->{rbuf} ne '') {
+        if ($bool && index($self->{rbuf}, "\n") >= 0) {
                 # Force another read if there is a pipelined request.
                 # We don't know if the socket has anything for us to read,
                 # and we must double-check again by the time the timer fires
diff --git a/t/nntpd.t b/t/nntpd.t
index 2815d8d6..20191cb6 100644
--- a/t/nntpd.t
+++ b/t/nntpd.t
@@ -122,6 +122,8 @@ EOF
         is($buf, "201 server ready - post via email\r\n", 'got greeting');
         $s->autoflush(1);
 
+        ok(syswrite($s, "   \r\n"), 'wrote spaces');
+        ok(syswrite($s, "\r\n"), 'wrote nothing');
         syswrite($s, "NEWGROUPS\t19990424 000000 \033GMT\007\r\n");
         is(0, sysread($s, $buf, 4096), 'GOT EOF on cntrl');