116 lines
3.6 KiB
Perl
Executable File
116 lines
3.6 KiB
Perl
Executable File
#!/usr/bin/env perl
|
|
|
|
# Copyright (C) 2005, 2006 Apple Inc. All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions
|
|
# are met:
|
|
#
|
|
# 1. Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# 2. Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
# 3. Neither the name of Apple Inc. ("Apple") nor the names of
|
|
# its contributors may be used to endorse or promote products derived
|
|
# from this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
|
|
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
|
|
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
# "report-include-statistics" script for WebKit Open Source Project
|
|
|
|
use strict;
|
|
use warnings;
|
|
use File::Find;
|
|
|
|
find(\&wanted, @ARGV ? @ARGV : ".");
|
|
|
|
my %paths;
|
|
my %sources;
|
|
my %includes;
|
|
|
|
sub wanted
|
|
{
|
|
my $file = $_;
|
|
|
|
if ($file eq "icu") {
|
|
$File::Find::prune = 1;
|
|
return;
|
|
}
|
|
|
|
if ($file !~ /^\./ && $file =~ /\.(h|cpp|c|mm|m)$/) {
|
|
$paths{$file} = $File::Find::name;
|
|
$sources{$file} = $File::Find::name if $file !~ /\.h/;
|
|
open FILE, $file or die;
|
|
while (<FILE>) {
|
|
if (m-^\s*#\s*(include|import)\s+["<]((\S+/)*)(\S+)[">]-) {
|
|
my $include = ($2 eq "sys/" ? $2 : "") . $4;
|
|
$includes{$file}{$include}++;
|
|
}
|
|
}
|
|
close FILE;
|
|
}
|
|
}
|
|
|
|
my %totalIncludes;
|
|
|
|
sub fillOut
|
|
{
|
|
my ($file) = @_;
|
|
|
|
return if defined $totalIncludes{$file};
|
|
|
|
for my $include (keys %{ $includes{$file} }) {
|
|
$totalIncludes{$file}{$include} = 1;
|
|
fillOut($include);
|
|
for my $i (keys %{ $totalIncludes{$include} }) {
|
|
$totalIncludes{$file}{$i} = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
my %inclusionCounts;
|
|
for my $file (keys %includes) {
|
|
$inclusionCounts{$file} = 0;
|
|
fillOut($file);
|
|
}
|
|
|
|
for my $file (keys %sources) {
|
|
for my $include (keys %{ $totalIncludes{$file} }) {
|
|
$inclusionCounts{$include}++;
|
|
}
|
|
}
|
|
|
|
for my $file (sort mostincludedcmp keys %includes) {
|
|
next if !$paths{$file};
|
|
my $count = $inclusionCounts{$file};
|
|
my $numIncludes = keys %{ $includes{$file} };
|
|
my $numTotalIncludes = keys %{ $totalIncludes{$file} };
|
|
print "$file is included $count times, includes $numIncludes files directly, $numTotalIncludes files total.\n"
|
|
}
|
|
|
|
# Sort most-included files first.
|
|
sub mostincludedcmp($$)
|
|
{
|
|
my ($filea, $fileb) = @_;
|
|
|
|
my $counta = $inclusionCounts{$filea} || 0;
|
|
my $countb = $inclusionCounts{$fileb} || 0;
|
|
return $countb <=> $counta if $counta != $countb;
|
|
|
|
my $ta = keys %{ $totalIncludes{$filea} };
|
|
my $tb = keys %{ $totalIncludes{$fileb} };
|
|
return $ta <=> $tb if $ta != $tb;
|
|
|
|
return $filea cmp $fileb;
|
|
}
|