зеркало из https://github.com/github/ruby.git
75 строки
1.9 KiB
Ruby
Executable File
75 строки
1.9 KiB
Ruby
Executable File
#
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# OnigEncodingDefine(foo, Foo) = {
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# ..
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# "Shift_JIS", /* Canonical Name */
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# ..
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# };
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# ENC_ALIAS("SJIS", "Shift_JIS")
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# ENC_REPLICATE("Windows-31J", "Shift_JIS")
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# ENC_ALIAS("CP932", "Windows-31J")
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#
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def check_duplication(defs, name, fn, line)
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if defs[name]
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raise ArgumentError, "%s:%d: encoding %s is already registered(%s:%d)" %
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[fn, line, name, *defs[name]]
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else
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defs[name.upcase] = [fn,line]
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end
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end
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count = 0
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lines = []
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encodings = []
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defs = {}
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encdir = ARGV[0]
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outhdr = ARGV[1] || 'encdb.h'
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Dir.open(encdir) {|d| d.grep(/.+\.[ch]\z/)}.sort.each do |fn|
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open(File.join(encdir,fn)) do |f|
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orig = nil
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name = nil
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f.each_line do |line|
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if (/^OnigEncodingDefine/ =~ line)..(/"(.*?)"/ =~ line)
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if $1
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check_duplication(defs, $1, fn, $.)
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encodings << $1
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count += 1
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end
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else
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case line
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when /^\s*rb_enc_register\(\s*"([^"]+)"/
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count += 1
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line = nil
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when /^ENC_REPLICATE\(\s*"([^"]+)"\s*,\s*"([^"]+)"/
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raise ArgumentError,
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'%s:%d: ENC_REPLICATE: %s is not defined yet. (replica %s)' %
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[fn, $., $2, $1] unless defs[$2.upcase]
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count += 1
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when /^ENC_ALIAS\(\s*"([^"]+)"\s*,\s*"([^"]+)"/
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raise ArgumentError,
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'%s:%d: ENC_ALIAS: %s is not defined yet. (alias %s)' %
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[fn, $., $2, $1] unless defs[$2.upcase]
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when /^ENC_DUMMY\(\s*"([^"]+)"/
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count += 1
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else
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next
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end
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check_duplication(defs, $1, fn, $.)
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lines << line.sub(/;.*/m, ";\n") if line
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end
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end
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end
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end
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result = encodings.map {|e| %[ENC_DEFINE("#{e}");\n]}.join + lines.join +
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"\n#define ENCODING_COUNT #{count}\n"
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mode = IO::RDWR|IO::CREAT
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mode |= IO::BINARY if defined?(IO::BINARY)
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open(outhdr, mode) do |f|
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unless f.read == result
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f.rewind
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f.truncate(0)
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f.print result
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end
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end
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