66 lines
1.7 KiB
Ruby
Executable File
66 lines
1.7 KiB
Ruby
Executable File
#!/usr/bin/ruby
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require_relative 'lib/colorize'
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until ARGV.empty?
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case ARGV[0]
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when /\ASYMBOL_PREFIX=(.*)/
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SYMBOL_PREFIX = $1
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when /\ANM=(.*)/ # may be multiple words
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NM = $1
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when /\APLATFORM=(.+)?/
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platform = $1
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else
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break
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end
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ARGV.shift
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end
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config = ARGV.shift
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count = 0
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col = Colorize.new
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config_code = File.read(config)
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REPLACE = config_code.scan(/\bAC_(?:REPLACE|CHECK)_FUNCS?\((\w+)/).flatten
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# REPLACE << 'memcmp' if /\bAC_FUNC_MEMCMP\b/ =~ config_code
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REPLACE.push('main', 'DllMain')
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if platform and !platform.empty?
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begin
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h = File.read(platform)
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rescue Errno::ENOENT
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else
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REPLACE.concat(
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h .gsub(%r[/\*.*?\*/]m, " ") # delete block comments
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.gsub(%r[//.*], ' ') # delete oneline comments
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.gsub(/^\s*#.*(?:\\\n.*)*/, "") # delete preprocessor directives
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.scan(/\b((?!rb_|DEPRECATED|_)\w+)\s*\(.*\);/)
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.flatten)
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end
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end
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missing = File.dirname(config) + "/missing/"
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ARGV.reject! do |n|
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unless (src = Dir.glob(missing + File.basename(n, ".*") + ".[cS]")).empty?
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puts "Ignore #{n} because of #{src.map {|s| File.basename(s)}.join(', ')} under missing"
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true
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end
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end
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print "Checking leaked global symbols..."
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STDOUT.flush
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IO.foreach("|#{NM} -Pgp #{ARGV.join(' ')}") do |line|
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n, t, = line.split
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next unless /[A-TV-Z]/ =~ t
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next unless n.sub!(/^#{SYMBOL_PREFIX}/o, "")
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next if n.include?(".")
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next if /\A(?:Init_|InitVM_|RUBY_|ruby_|rb_|[Oo]nig|dln_|mjit_|coroutine_)/ =~ n
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next if REPLACE.include?(n)
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puts col.fail("leaked") if count.zero?
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count += 1
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puts " #{n}"
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end
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case count
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when 0
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puts col.pass("none")
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when 1
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abort col.fail("1 un-prefixed symbol leaked")
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else
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abort col.fail("#{count} un-prefixed symbols leaked")
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end
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