added echo cancelling

[spider.git] / perl / client.pl

diff --git a/perl/client.pl b/perl/client.pl
index b84945783155cd70a36685524ab78bf50fd98735..ff2ca473f82b03451e0f023d7d72d3ee6e9adc5b 100755 (executable)
--- a/perl/client.pl
+++ b/perl/client.pl
@@ -119,6 +119,8 @@ sub rec_socket
                        if ($buffered) {
                                if (length $outqueue >= $client_buffer_lth) {
                                        print $stdout $outqueue;
+                                       pop @echo if @echo > $maxecho;
+                                       push @echo, $outqueue;
                                        $outqueue = "";
                                }
                                $outqueue .= "$savenl$line$snl";
@@ -144,6 +146,8 @@ sub rec_socket
                } elsif ($sort eq 'B') {
                        if ($buffered && $outqueue) {
                                print $stdout $outqueue;
+                               pop @echo if @echo > $maxecho;
+                               push @echo, $outqueue;
                                $outqueue = "";
                        }
                        $buffered = $line;      # set buffered or unbuffered
@@ -199,6 +203,7 @@ sub rec_stdin
                        unshift @lines, ($lastbit . $first) if ($first);
                        foreach $first (@lines) {
                                #                 print "send_now $call $first\n";
+                               next if grep {$_ eq $first } @echo;
                                $conn->send_later("I$call|$first");
                        }
                        $lastbit = $buf;
@@ -340,6 +345,7 @@ $savenl = "";                   # an NL that has been saved from last time
 $timeout = 60;                  # default timeout for connects
 $abort = "";                    # the current abort string
 $cpath = "$root/connect";              # the basic connect directory
+$maxecho = 5;                  # length of max echo queue
 
 $pid = 0;                       # the pid of the child program
 $csort = "";                    # the connection type