pjs/tools/rb/filter-log.pl

80 строки
2.6 KiB
Perl
Executable File

#!/usr/bin/perl -w
#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is make-tree.pl
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Authors of make-tree.pl.
# L. David Baron <dbaron@dbaron.org>, Mozilla Corporation
# (made filter-log-for.pl from make-tree.pl)
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
# Filter a refcount log to show only the entries for a single object.
# Useful when manually examining refcount logs containing multiple
# objects.
use 5.004;
use strict;
use Getopt::Long;
GetOptions("object=s");
$::opt_object ||
die qq{
usage: filter-log-for.pl < logfile
--object <obj> The address of the object to examine (required)
};
warn "object $::opt_object\n";
LINE: while (<>) {
next LINE if (! /^</);
my $line = $_;
my @fields = split(/ /, $_);
my $class = shift(@fields);
my $obj = shift(@fields);
next LINE unless ($obj eq $::opt_object);
my $sno = shift(@fields);
my $op = shift(@fields);
my $cnt = shift(@fields);
print $line;
# The lines in the stack trace
CALLSITE: while (<>) {
print;
last CALLSITE if (/^$/);
}
}