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#!/usr/bin/env ruby
# Copyright (C) 2010 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.
#
# THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.
base_directory = ENV['TARGET_BUILD_DIR'] or throw "Unable to find TARGET_BUILD_DIR in the environment!"
is_shallow_bundle = (ENV['SHALLOW_BUNDLE'] || "NO").upcase == "YES"
unless base_directory
throw "Unable to find TARGET_BUILD_DIR in the environment!"
end
Dir.chdir base_directory
$PERMITTED_INCLUDE_TYPES = { :public => [ :public ], :private => [ :public, :private ] }
$HEADER_NAMES_TO_TYPE = { }
$HEADERS_BY_TYPE = { :public => [], :private => [] }
$error_printed = false
def print_error msg
$error_printed = true
STDERR.puts "ERROR: #{msg}"
end
def build_header_maps is_shallow_bundle
current_version_path = is_shallow_bundle ? "" : "Versions/A/"
all_headers = `find WebKit.framework/#{current_version_path}{,Private}Headers -type f -name '*.h'`.split
all_headers.each do |header|
if /\/Headers\/(.*)/.match(header)
$HEADER_NAMES_TO_TYPE[$1] = :public
$HEADERS_BY_TYPE[:public] << header
elsif /\/PrivateHeaders\/(.*)/.match(header)
$HEADER_NAMES_TO_TYPE[$1] = :private
$HEADERS_BY_TYPE[:private] << header
else
print_error "Unknown header type: #{header}"
end
end
end
def resolve_include(header, included_header, permitted_types)
# Ignore includes that aren't in the typical framework style.
return unless /<([^\/]+)\/(.*)>/.match(included_header)
framework, included_header_name = [$1, $2]
# Ignore includes that aren't related to other WebKit headers.
return unless framework =~ /^Web/
# A header of any type including a WebCore header is a recipe for disaster.
if framework == "WebCore"
# <rdar://problem/7718826> WebKeyGenerator.h should not include a WebCore header
return if header =~ /\/WebKeyGenerator.h$/ and included_header_name == "WebCoreKeyGenerator.h"
print_error "#{header} included #{included_header}!"
return
end
header_type = $HEADER_NAMES_TO_TYPE[included_header_name]
if not header_type
print_error "#{header} included #{included_header} but I could not find a header of that name!"
elsif not permitted_types.member?(header_type)
print_error "#{header} included #{included_header} which is #{header_type}!"
end
end
def verify_includes(header, permitted_types)
File.open(header) do |file|
file.each_line do |line|
if /#(include|import) (.*)/.match(line)
resolve_include(header, $2, permitted_types)
end
end
end
end
build_header_maps is_shallow_bundle
$HEADERS_BY_TYPE.each do |header_type, headers|
permitted_types = $PERMITTED_INCLUDE_TYPES[header_type]
headers.each do |header|
verify_includes header, permitted_types
end
end
exit 1 if $error_printed
|
