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-rwxr-xr-xTools/Scripts/find-extra-includes102
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-#!/usr/bin/perl -w
-
-# Copyright (C) 2005 Apple Computer, 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 Computer, 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.
-
-# "find-extra-includes" script for WebKit Open Source Project
-
-use strict;
-use File::Find;
-
-find(\&wanted, @ARGV ? @ARGV : ".");
-
-my %paths;
-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;
- 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}{$i} = 1;
- }
- }
-}
-
-sub check
-{
- my ($file) = @_;
-
- for my $include (keys %{ $includes{$file} }) {
- fillOut($include);
- }
- for my $i1 (sort keys %{ $includes{$file} }) {
- for my $i2 (keys %{ $includes{$file} }) {
- next if $i1 eq $i2;
- if ($totalIncludes{$i2}{$i1}) {
- my $b1 = $i1;
- my $b2 = $file;
- $b1 =~ s/\..+$//;
- $b2 =~ s/\..+$//;
- print "$paths{$file} does not need to include $i1, because $i2 does\n" if $b1 ne $b2;
- last;
- }
- }
- }
-}
-
-for my $file (sort keys %includes) {
- check($file);
-}