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Parse build logs for bloat data from warren@netscape.com's bloat tool.

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slamm%netscape.com 1999-10-23 01:22:41 +00:00
parent 4100b9e57b
commit d64be2fda3
1 changed files with 85 additions and 0 deletions
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webtools/tinderbox/bloat.pl Executable file
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#! /usr/bonsaitools/bin/perl
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# 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 Tinderbox
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are Copyright (C) 1999
# Netscape Communications Corporation. All Rights Reserved.
#
# Contributor(s): Stephen Lamm <slamm@netscape.com>
#
# bloat.pl - Process bloat data from warren@netscape.com's bloat tool.
# Write data to $tree/bloat.dat in the following format,
#
# <logfilename>|<% leaks increase>|<% bloat increase>
#
sub usage {
warn "./bloat.pl <tree> <logfile>";
}
use FileHandle;
unless ($#ARGV == 1) {
&usage;
die "Error: Wrong number of arguments\n";
}
($tree, $logfile) = @ARGV;
die "Error: No tree named $tree" unless -r "$tree/treedata.pl";
require "$tree/treedata.pl";
# Seach the build log for the bloat data
#
$fh = new FileHandle "gunzip -c $tree/$logfile |"
or die "Unable to open $tree/$logfile\n";
($leaks, $bloat) = find_bloat_data($fh);
$fh->close;
unless (defined $leaks and defined $bloat) {
die "No bloat data found in log.\n";
}
# Save the bloat data to 'bloat.dat'
#
open BLOAT, ">>$tree/bloat.dat" or die "Unable to open $tree/bloat.dat";
print BLOAT "$logfile|$leaks|$bloat\n";
close BLOAT;
# end of main
#============================================================
sub find_bloat_data {
my ($fh) = $_[0];
local $_;
my $inBloatStats = 0;
while (<$fh>) {
if ($inBloatStats) {
if (/^TOTAL/) {
chomp;
my ($leaks, $bloat) = (split)[2,4];
chop $leaks;
chop $bloat;
return $leaks, $bloat;
}
} else {
$inBloatStats = 1 if /^\#* BLOAT STATISTICS/;
}
}
return undef, undef;
}