fix some bugs

[spider.git] / perl / Msg.pm

diff --git a/perl/Msg.pm b/perl/Msg.pm
index 02795812e40bc5da3445953b0e56e382ff46ef27..774db635e627f0aeae5cc24fb7da8ce00f63116e 100644 (file)
--- a/perl/Msg.pm
+++ b/perl/Msg.pm
@@ -244,6 +244,7 @@ sub _rcv {                     # Complement to _send
                if ($bytes_read > 0) {
                        if ($msg =~ /\n/) {
                                @lines = split /\r?\n/, $msg;
+                               $lines[0] = '' unless @lines;
                                $lines[0] = $conn->{msg} . $lines[0] if exists $conn->{msg};
                                push @lines, ' ' unless @lines;
                                if ($msg =~ /\n$/) {