X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2Fwatchdbg;h=7975529655809ac79b1e75447fb827f193f9c86f;hb=575db552c5a635ce2eb431de07f568113374735f;hp=fef5cdf7e8e1f54a081f3da530b2fcd08e32f71b;hpb=d7e79ac62a8403bfdfc40ae69212eb03cff8f7ff;p=spider.git

diff --git a/perl/watchdbg b/perl/watchdbg
index fef5cdf7..79755296 100755
--- a/perl/watchdbg
+++ b/perl/watchdbg
@@ -31,7 +31,9 @@ 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 $exp = join '|', @ARGV;
+my @prev;
 
 # seek to end of file
 $fh->seek(0, 2);
@@ -39,13 +41,18 @@ for (;;) {
 	my $line = <$fh>;
 	if ($line) {
 		if ($exp) {
-			printit($line) if $line =~ m{(?:$exp)}oi;
+			push @prev, $line;
+			shift @prev while @prev > $nolines; 
+			if ($line =~ m{(?:$exp)}oi) {
+				printit(@prev);	
+				@prev = ();
+			}
 		} else {
-	            printit($line);
-        	}
+			printit($line);
+		}
 	} else {
 		sleep(1);
-
+		
 		# check that the debug hasn't rolled over to next day
 		# open it if it has
 		my @now = Julian::unixtoj(time()); 
@@ -64,12 +71,16 @@ for (;;) {
 
 sub printit
 {
-	my $line = shift;
-	my @line =  split '\^', $line;
-	my $t = shift @line;
-        my ($sec,$min,$hour) = gmtime((defined $t) ? $t : time);
-        my $buf = sprintf "%02d:%02d:%02d", $hour, $min, $sec;
-
-	print $buf, ' ', join('^', @line); 
+	while (@_) {
+		my $line = shift;
+		chomp $line;
+		$line =~ s/([\x00-\x1f\x7f-\xff])/sprintf("\\x%02X", ord($1))/eg; 
+		my @line =  split '\^', $line;
+		my $t = shift @line;
+		my ($sec,$min,$hour) = gmtime((defined $t) ? $t : time);
+		my $buf = sprintf "%02d:%02d:%02d", $hour, $min, $sec;
+		
+		print $buf, ' ', join('^', @line), "\n"; 
+	}
 }
 exit(0);