78 lines
3.2 KiB
Ruby
Executable File
78 lines
3.2 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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# Copyright (C) 2012 Apple Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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# THE POSSIBILITY OF SUCH DAMAGE.
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# This script checks that the given headers in the framework build product do
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# not contain Platform.h and Compiler.h macros such as PLATFORM, COMPILER, etc.
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# This is meant to limit the exposure of the WTF headers, ensuring that if
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# clients include these headers they would not also need WTF's Platform.h.
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base_directory = ENV['TARGET_BUILD_DIR'] or throw "Unable to find TARGET_BUILD_DIR in the environment!"
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product_name = ENV['PRODUCT_NAME'] or throw "Unable to find PRODUCT_NAME in the environment!"
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$is_shallow_bundle = (ENV['SHALLOW_BUNDLE'] || "NO").upcase == "YES"
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$error_printed = false
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def print_error(msg)
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$error_printed = true
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STDERR.puts "ERROR: #{msg}"
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end
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def framework_headers_for_path(framework, path)
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full_path = File.join Dir.pwd, framework, $is_shallow_bundle ? "" : "Versions/A/", path
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if File.directory? full_path
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Dir.glob "#{full_path}/**/*.h"
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elsif File.exists? full_path
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[full_path]
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else
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print_error "path '#{full_path}' for argument '#{path}' does not exist."
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[] # Return an empty list so we can continue to check the other paths.
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end
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end
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def verify_macros_in_header(header)
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File.open(header) do |file|
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file.each_line.with_index do |line, index|
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# Check for the common macros from Platform.h and Compiler.h.
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# Require a '(' immediately after the macro name to prevent matching things like "defined(__OS2__)".
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# NOTE: Negative lookahead (?!error) prevents matching "#error WebKit was not available prior to Mac OS X 10.2".
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if match = /^\s*#(?!error).*?\b(PLATFORM|CPU|HAVE|OS|USE|ENABLE|COMPILER)\(/.match(line)
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print_error "'#{header}:#{index+1}' included forbidden macro '#{match[1]}' => '#{line.chomp}'"
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end
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end
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end
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end
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Dir.chdir base_directory
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framework = "#{product_name}.framework"
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ARGV.each do |path|
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framework_headers_for_path(framework, path).each do |header|
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verify_macros_in_header(header)
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end
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end
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exit 1 if $error_printed
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