shaka-packager/tools/memory_watcher/scripts/finditem.pl

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Perl
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#!/usr/bin/perl
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
sub process_raw($$) {
my $file = shift;
my $search = shift;
my %leaks = ();
my $save = 0;
my $print = 0;
my $bytes = 0;
my $calls = 0;
my $sum_bytes = 0;
my $sum_calls = 0;
open (LOGFILE, "$file") or die("could not open $file");
while(<LOGFILE>) {
my $line = $_;
if ($line =~ m/([0-9]*) bytes, ([0-9]*) allocs/) {
$save = "";
$print = 0;
$bytes = $1;
$calls = $2;
}
elsif ($line =~ m/$search/) {
$print = 1;
}
elsif ($line =~ m/=============/) {
$save .= $line;
if ($print) {
print "$bytes bytes ($calls calls)\n";
print $save;
$sum_bytes += $bytes;
$sum_calls += $calls;
$save = "";
$print = 0;
$calls = 0;
}
}
$save .= $line;
}
print("TOTAL: $sum_bytes bytes ($sum_calls calls)\n");
}
# ----- Main ------------------------------------------------
# Get the command line argument
my $filename = shift;
my $search = shift;
# Process the file.
process_raw($filename, $search);