X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2Fwatchdbg;h=92765ab4132f0ee913e0e32c8b4ae442be8dafc0;hb=bda1cef129c5b201f7640433ce1844af45a68fcb;hp=7975529655809ac79b1e75447fb827f193f9c86f;hpb=b08d8e083dd9762d205f68ada2bf56bd0a8acd90;p=spider.git

diff --git a/perl/watchdbg b/perl/watchdbg
index 79755296..92765ab4 100755
--- a/perl/watchdbg
+++ b/perl/watchdbg
@@ -6,6 +6,7 @@
 # examples:-
 # 
 #   watchdbg g1tlh       # watch everything g1tlh does
+#   watchdbg 2 PCPROT       # watch all PCPROT messages + up to 2 lines before
 #   watchdbg gb7baa gb7djk   # watch the conversation between BAA and DJK 
 #
 
@@ -31,7 +32,9 @@ use strict;
 my $fp = DXLog::new('debug', 'dat', 'd');
 my @today = Julian::unixtoj(time()); 
 my $fh = $fp->open(@today) or die $!; 
-my $nolines = shift if $ARGV[0] =~ /^\d+$/ || 1;
+my $nolines = 1;
+$nolines = shift if $ARGV[0] =~ /^-?\d+$/;
+$nolines = abs $nolines if $nolines < 0;  
 my $exp = join '|', @ARGV;
 my @prev;
 
@@ -75,12 +78,11 @@ sub printit
 		my $line = shift;
 		chomp $line;
 		$line =~ s/([\x00-\x1f\x7f-\xff])/sprintf("\\x%02X", ord($1))/eg; 
-		my @line =  split '\^', $line;
-		my $t = shift @line;
+		my ($t, $l) =  split /\^/, $line, 2;
 		my ($sec,$min,$hour) = gmtime((defined $t) ? $t : time);
 		my $buf = sprintf "%02d:%02d:%02d", $hour, $min, $sec;
 		
-		print $buf, ' ', join('^', @line), "\n"; 
+		print $buf, ' ', $l, "\n"; 
 	}
 }
 exit(0);