fixed lines in messages containing just '0'

[spider.git] / perl / console.pl

diff --git a/perl/console.pl b/perl/console.pl
index 205d52f379d37b19cf9cba49093f400a00f3a6ff..46e7a1ea6c1df7c9c8eb4e2ba09f43edd26892cc 100755 (executable)
--- a/perl/console.pl
+++ b/perl/console.pl
@@ -278,7 +278,7 @@ sub rec_stdin
                if ($r eq KEY_ENTER || $r eq "\n" || $r eq "\r") {
                        
                        # save the lines
-                       $inbuf = " " unless length($inbuf);
+                       $inbuf = " " unless length $inbuf;
 
                        # check for a pling and do a search back for a command
                        if ($inbuf =~ /^!/o) {
@@ -295,7 +295,7 @@ sub rec_stdin
                                        return;
                                }
                        }
-                       push @khistory, $inbuf if $inbuf;
+                       push @khistory, $inbuf if length $inbuf;
                        shift @khistory if @khistory > $maxkhist;
                        $khistpos = @khistory;
                        $bot->move(0,0);
@@ -397,7 +397,7 @@ sub rec_stdin
                } elsif ($r eq KEY_RESIZE || $r eq "\0632") {
                        do_resize();
                        return;
-               } elsif (defined is_pctext($r)) {
+               } elsif (defined $r && is_pctext($r)) {
                        # move the top screen back to the bottom if you type something
                        if ($spos < @shistory) {
                                $spos = @shistory;