1#! /usr/bin/perl -w
2
3# Copyright (C) 2007 Apple Inc. All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8#
9# 1.  Redistributions of source code must retain the above copyright
10#     notice, this list of conditions and the following disclaimer.
11# 2.  Redistributions in binary form must reproduce the above copyright
12#     notice, this list of conditions and the following disclaimer in the
13#     documentation and/or other materials provided with the distribution.
14# 3.  Neither the name of Apple puter, Inc. ("Apple") nor the names of
15#     its contributors may be used to endorse or promote products derived
16#     from this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29# This script cleans up the headers that MIDL (Microsoft's IDL Parser/Generator)
30# outputs to only #include the parent interface avoiding circular dependencies
31# that MIDL creates.
32
33use File::Find;
34use strict;
35use warnings;
36
37my $dir = $ARGV[0];
38
39$dir = `cygpath -u '$dir'`;
40chomp($dir);
41
42find(\&finder, $dir);
43
44sub finder
45{
46    my $fileName = $_;
47
48    return unless ($fileName =~ /IGEN_DOM(.*)\.h/);
49
50    open(IN, "<", $fileName);
51    my @contents = <IN>;
52    close(IN);
53
54    open(OUT, ">", $fileName);
55
56    my $state = 0;
57    foreach my $line (@contents) {
58        if ($line =~ /^\/\* header files for imported files \*\//) {
59            $state = 1;
60        } elsif ($line =~ /^#include "oaidl\.h"/) {
61            die "#include \"oaidl.h\" did not come second" if $state != 1;
62            $state = 2;
63        } elsif ($line =~ /^#include "ocidl\.h"/) {
64            die "#include \"ocidl.h\" did not come third" if $state != 2;
65            $state = 3;
66        } elsif ($line =~ /^#include "IGEN_DOM/ && $state == 3) {
67            $state = 4;
68        } elsif ($line =~ /^#include "(IGEN_DOM.*)\.h"/ && $state == 4) {
69            next;
70        }
71
72        print OUT $line;
73    }
74
75    close(OUT);
76}
77