# 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
#
my $fp = DXLog::new('debug', 'dat', 'd');
my @today = Julian::unixtoj(time());
my $fh = $fp->open(@today) or die $!;
+my $nolines = 1;
+$nolines = shift if $ARGV[0] =~ /^\d+$/;
my $exp = join '|', @ARGV;
+my @prev;
# seek to end of file
$fh->seek(0, 2);
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($line);
+ }
} else {
sleep(1);
-
+
# check that the debug hasn't rolled over to next day
# open it if it has
my @now = Julian::unixtoj(time());
if ($today[1] != $now[1]) {
$fp->close;
- $fh = $fp->open(@now) or die $!;
+ my $i;
+ for ($i = 0; $i < 20; $i++) {
+ last if $fh = $fp->open(@now);
+ sleep 5;
+ }
+ die $! if $i >= 20;
@today = @now;
}
}
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);