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-rwxr-xr-xWebKitTools/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 Web Kit 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);
+}