328 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			328 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
|   | #!/usr/bin/env ruby | ||
|  | 
 | ||
|  | #  This file was used to generate the 'unicode_data.c' file by parsing the | ||
|  | #  Unicode data file 'UnicodeData.txt' of the Unicode Character Database. | ||
|  | #  It is included for informational purposes only and not intended for | ||
|  | #  production use. | ||
|  | 
 | ||
|  | 
 | ||
|  | #  Copyright (c) 2009 Public Software Group e. V., Berlin, Germany | ||
|  | # | ||
|  | #  Permission is hereby granted, free of charge, to any person obtaining a | ||
|  | #  copy of this software and associated documentation files (the "Software"), | ||
|  | #  to deal in the Software without restriction, including without limitation | ||
|  | #  the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
|  | #  and/or sell copies of the Software, and to permit persons to whom the | ||
|  | #  Software is furnished to do so, subject to the following conditions: | ||
|  | # | ||
|  | #  The above copyright notice and this permission notice shall be included in | ||
|  | #  all copies or substantial portions of the Software. | ||
|  | # | ||
|  | #  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  | #  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  | #  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  | #  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  | #  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
|  | #  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
|  | #  DEALINGS IN THE SOFTWARE. | ||
|  | 
 | ||
|  | 
 | ||
|  | #  This file contains derived data from a modified version of the | ||
|  | #  Unicode data files. The following license applies to that data: | ||
|  | # | ||
|  | #  COPYRIGHT AND PERMISSION NOTICE | ||
|  | # | ||
|  | #  Copyright (c) 1991-2007 Unicode, Inc. All rights reserved. Distributed | ||
|  | #  under the Terms of Use in http://www.unicode.org/copyright.html. | ||
|  | # | ||
|  | #  Permission is hereby granted, free of charge, to any person obtaining a | ||
|  | #  copy of the Unicode data files and any associated documentation (the "Data | ||
|  | #  Files") or Unicode software and any associated documentation (the | ||
|  | #  "Software") to deal in the Data Files or Software without restriction, | ||
|  | #  including without limitation the rights to use, copy, modify, merge, | ||
|  | #  publish, distribute, and/or sell copies of the Data Files or Software, and | ||
|  | #  to permit persons to whom the Data Files or Software are furnished to do | ||
|  | #  so, provided that (a) the above copyright notice(s) and this permission | ||
|  | #  notice appear with all copies of the Data Files or Software, (b) both the | ||
|  | #  above copyright notice(s) and this permission notice appear in associated | ||
|  | #  documentation, and (c) there is clear notice in each modified Data File or | ||
|  | #  in the Software as well as in the documentation associated with the Data | ||
|  | #  File(s) or Software that the data or software has been modified. | ||
|  | # | ||
|  | #  THE DATA FILES AND SOFTWARE ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY | ||
|  | #  KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
|  | #  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF | ||
|  | #  THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS | ||
|  | #  INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR | ||
|  | #  CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF | ||
|  | #  USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | ||
|  | #  TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | ||
|  | #  PERFORMANCE OF THE DATA FILES OR SOFTWARE. | ||
|  | # | ||
|  | #  Except as contained in this notice, the name of a copyright holder shall | ||
|  | #  not be used in advertising or otherwise to promote the sale, use or other | ||
|  | #  dealings in these Data Files or Software without prior written | ||
|  | #  authorization of the copyright holder. | ||
|  | 
 | ||
|  | 
 | ||
|  | $ignorable_list = File.read("DerivedCoreProperties.txt")[/# Derived Property: Default_Ignorable_Code_Point.*?# Total code points:/m] | ||
|  | $ignorable = [] | ||
|  | $ignorable_list.each_line do |entry| | ||
|  |   if entry =~ /^([0-9A-F]+)\.\.([0-9A-F]+)/ | ||
|  |     $1.hex.upto($2.hex) { |e2| $ignorable << e2 } | ||
|  |   elsif entry =~ /^[0-9A-F]+/ | ||
|  |     $ignorable << $&.hex | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | $grapheme_boundclass_list = File.read("GraphemeBreakProperty.txt") | ||
|  | $grapheme_boundclass = Hash.new("UTF8PROC_BOUNDCLASS_OTHER") | ||
|  | $grapheme_boundclass_list.each_line do |entry| | ||
|  |   if entry =~ /^([0-9A-F]+)\.\.([0-9A-F]+)\s*;\s*([A-Za-z_]+)/ | ||
|  |     $1.hex.upto($2.hex) { |e2| $grapheme_boundclass[e2] = "UTF8PROC_BOUNDCLASS_" + $3.upcase } | ||
|  |   elsif entry =~ /^([0-9A-F]+)\s*;\s*([A-Za-z_]+)/ | ||
|  |     $grapheme_boundclass[$1.hex] = "UTF8PROC_BOUNDCLASS_" + $2.upcase | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | $charwidth_list = File.read("CharWidths.txt") | ||
|  | $charwidth = Hash.new(0) | ||
|  | $charwidth_list.each_line do |entry| | ||
|  |   if entry =~ /^([0-9A-F]+)\.\.([0-9A-F]+)\s*;\s*([0-9]+)/ | ||
|  |     $1.hex.upto($2.hex) { |e2| $charwidth[e2] = $3.to_i } | ||
|  |   elsif entry =~ /^([0-9A-F]+)\s*;\s*([0-9]+)/ | ||
|  |     $charwidth[$1.hex] = $2.to_i | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | $exclusions = File.read("CompositionExclusions.txt")[/# \(1\) Script Specifics.*?# Total code points:/m] | ||
|  | $exclusions = $exclusions.chomp.split("\n").collect { |e| e.hex } | ||
|  | 
 | ||
|  | $excl_version = File.read("CompositionExclusions.txt")[/# \(2\) Post Composition Version precomposed characters.*?# Total code points:/m] | ||
|  | $excl_version = $excl_version.chomp.split("\n").collect { |e| e.hex } | ||
|  | 
 | ||
|  | $case_folding_string = File.open("CaseFolding.txt", :encoding => 'utf-8').read | ||
|  | $case_folding = {} | ||
|  | $case_folding_string.chomp.split("\n").each do |line| | ||
|  |   next unless line =~ /([0-9A-F]+); [CFS]; ([0-9A-F ]+);/i | ||
|  |   $case_folding[$1.hex] = $2.split(" ").collect { |e| e.hex } | ||
|  | end | ||
|  | 
 | ||
|  | $int_array = [] | ||
|  | $int_array_indicies = {} | ||
|  | 
 | ||
|  | def str2c(string, prefix) | ||
|  |   return "0" if string.nil? | ||
|  |   return "UTF8PROC_#{prefix}_#{string.upcase}" | ||
|  | end | ||
|  | def ary2c(array) | ||
|  |   return "NULL" if array.nil? | ||
|  |   unless $int_array_indicies[array] | ||
|  |     $int_array_indicies[array] = $int_array.length | ||
|  |     array.each { |entry| $int_array << entry } | ||
|  |     $int_array << -1
 | ||
|  |   end | ||
|  |   return "utf8proc_sequences + #{$int_array_indicies[array]}" | ||
|  | end | ||
|  | 
 | ||
|  | class UnicodeChar | ||
|  |   attr_accessor :code, :name, :category, :combining_class, :bidi_class, | ||
|  |                 :decomp_type, :decomp_mapping, | ||
|  |                 :bidi_mirrored, | ||
|  |                 :uppercase_mapping, :lowercase_mapping, :titlecase_mapping | ||
|  |   def initialize(line) | ||
|  |     raise "Could not parse input." unless line =~ /^
 | ||
|  |       ([0-9A-F]+);        # code | ||
|  |       ([^;]+);            # name | ||
|  |       ([A-Z]+);           # general category | ||
|  |       ([0-9]+);           # canonical combining class | ||
|  |       ([A-Z]+);           # bidi class | ||
|  |       (<([A-Z]*)>)?       # decomposition type | ||
|  |       ((\ ?[0-9A-F]+)*);  # decompomposition mapping | ||
|  |       ([0-9]*);           # decimal digit | ||
|  |       ([0-9]*);           # digit | ||
|  |       ([^;]*);            # numeric | ||
|  |       ([YN]*);            # bidi mirrored | ||
|  |       ([^;]*);            # unicode 1.0 name | ||
|  |       ([^;]*);            # iso comment | ||
|  |       ([0-9A-F]*);        # simple uppercase mapping | ||
|  |       ([0-9A-F]*);        # simple lowercase mapping | ||
|  |       ([0-9A-F]*)$/ix     # simple titlecase mapping | ||
|  |     @code              = $1.hex | ||
|  |     @name              = $2 | ||
|  |     @category          = $3 | ||
|  |     @combining_class   = Integer($4) | ||
|  |     @bidi_class        = $5 | ||
|  |     @decomp_type       = $7 | ||
|  |     @decomp_mapping    = ($8=='') ? nil : | ||
|  |                          $8.split.collect { |element| element.hex } | ||
|  |     @bidi_mirrored     = ($13=='Y') ? true : false | ||
|  |     @uppercase_mapping = ($16=='') ? nil : $16.hex | ||
|  |     @lowercase_mapping = ($17=='') ? nil : $17.hex | ||
|  |     @titlecase_mapping = ($18=='') ? nil : $18.hex | ||
|  |   end | ||
|  |   def case_folding | ||
|  |     $case_folding[code] | ||
|  |   end | ||
|  |   def c_entry(comb1_indicies, comb2_indicies) | ||
|  |     "  " << | ||
|  |     "{#{str2c category, 'CATEGORY'}, #{combining_class}, " << | ||
|  |     "#{str2c bidi_class, 'BIDI_CLASS'}, " << | ||
|  |     "#{str2c decomp_type, 'DECOMP_TYPE'}, " << | ||
|  |     "#{ary2c decomp_mapping}, " << | ||
|  |     "#{ary2c case_folding}, " << | ||
|  |     "#{uppercase_mapping or -1}, " << | ||
|  |     "#{lowercase_mapping or -1}, " << | ||
|  |     "#{titlecase_mapping or -1}, " << | ||
|  |     "#{comb1_indicies[code] ? | ||
|  |        (comb1_indicies[code]*comb2_indicies.keys.length) : -1
 | ||
|  |       }, #{comb2_indicies[code] or -1}, " << | ||
|  |     "#{bidi_mirrored}, " << | ||
|  |     "#{$exclusions.include?(code) or $excl_version.include?(code)}, " << | ||
|  |     "#{$ignorable.include?(code)}, " << | ||
|  |     "#{%W[Zl Zp Cc Cf].include?(category) and not [0x200C, 0x200D].include?(category)}, " << | ||
|  |     "#{$grapheme_boundclass[code]}, " << | ||
|  |     "#{$charwidth[code]}},\n" | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | chars = [] | ||
|  | char_hash = {} | ||
|  | 
 | ||
|  | while gets | ||
|  |   if $_ =~ /^([0-9A-F]+);<[^;>,]+, First>;/i | ||
|  |     first = $1.hex | ||
|  |     gets | ||
|  |     char = UnicodeChar.new($_) | ||
|  |     raise "No last character of sequence found." unless | ||
|  |       $_ =~ /^([0-9A-F]+);<([^;>,]+), Last>;/i | ||
|  |     last = $1.hex | ||
|  |     name = "<#{$2}>" | ||
|  |     for i in first..last | ||
|  |       char_clone = char.clone | ||
|  |       char_clone.code = i | ||
|  |       char_clone.name = name | ||
|  |       char_hash[char_clone.code] = char_clone | ||
|  |       chars << char_clone | ||
|  |     end | ||
|  |   else | ||
|  |     char = UnicodeChar.new($_) | ||
|  |     char_hash[char.code] = char | ||
|  |     chars << char | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | comb1st_indicies = {} | ||
|  | comb2nd_indicies = {} | ||
|  | comb_array = [] | ||
|  | 
 | ||
|  | chars.each do |char| | ||
|  |   if !char.nil? and char.decomp_type.nil? and char.decomp_mapping and | ||
|  |       char.decomp_mapping.length == 2 and !char_hash[char.decomp_mapping[0]].nil? and | ||
|  |       char_hash[char.decomp_mapping[0]].combining_class == 0 and | ||
|  |       not $exclusions.include?(char.code) | ||
|  |     unless comb1st_indicies[char.decomp_mapping[0]] | ||
|  |       comb1st_indicies[char.decomp_mapping[0]] = comb1st_indicies.keys.length | ||
|  |     end | ||
|  |     unless comb2nd_indicies[char.decomp_mapping[1]] | ||
|  |       comb2nd_indicies[char.decomp_mapping[1]] = comb2nd_indicies.keys.length | ||
|  |     end | ||
|  |     comb_array[comb1st_indicies[char.decomp_mapping[0]]] ||= [] | ||
|  |     raise "Duplicate canonical mapping" if | ||
|  |       comb_array[comb1st_indicies[char.decomp_mapping[0]]][ | ||
|  |       comb2nd_indicies[char.decomp_mapping[1]]] | ||
|  |     comb_array[comb1st_indicies[char.decomp_mapping[0]]][ | ||
|  |       comb2nd_indicies[char.decomp_mapping[1]]] = char.code | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | properties_indicies = {} | ||
|  | properties = [] | ||
|  | chars.each do |char| | ||
|  |   c_entry = char.c_entry(comb1st_indicies, comb2nd_indicies) | ||
|  |   unless properties_indicies[c_entry] | ||
|  |     properties_indicies[c_entry] = properties.length | ||
|  |     properties << c_entry | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | stage1 = [] | ||
|  | stage2 = [] | ||
|  | for code in 0...0x110000
 | ||
|  |   next unless code % 0x100 == 0
 | ||
|  |   stage2_entry = [] | ||
|  |   for code2 in code...(code+0x100) | ||
|  |     if char_hash[code2] | ||
|  |       stage2_entry << (properties_indicies[char_hash[code2].c_entry( | ||
|  |         comb1st_indicies, comb2nd_indicies)] + 1) | ||
|  |     else | ||
|  |       stage2_entry << 0
 | ||
|  |     end | ||
|  |   end | ||
|  |   old_index = stage2.index(stage2_entry) | ||
|  |   if old_index | ||
|  |     stage1 << (old_index * 0x100) | ||
|  |   else | ||
|  |     stage1 << (stage2.length * 0x100) | ||
|  |     stage2 << stage2_entry | ||
|  |   end | ||
|  | end | ||
|  | 
 | ||
|  | $stdout << "const utf8proc_int32_t utf8proc_sequences[] = {\n  " | ||
|  | i = 0
 | ||
|  | $int_array.each do |entry| | ||
|  |   i += 1
 | ||
|  |   if i == 8
 | ||
|  |     i = 0
 | ||
|  |     $stdout << "\n  " | ||
|  |   end | ||
|  |   $stdout << entry << ", " | ||
|  | end | ||
|  | $stdout << "};\n\n" | ||
|  | 
 | ||
|  | $stdout << "const utf8proc_uint16_t utf8proc_stage1table[] = {\n  " | ||
|  | i = 0
 | ||
|  | stage1.each do |entry| | ||
|  |   i += 1
 | ||
|  |   if i == 8
 | ||
|  |     i = 0
 | ||
|  |     $stdout << "\n  " | ||
|  |   end | ||
|  |   $stdout << entry << ", " | ||
|  | end | ||
|  | $stdout << "};\n\n" | ||
|  | 
 | ||
|  | $stdout << "const utf8proc_uint16_t utf8proc_stage2table[] = {\n  " | ||
|  | i = 0
 | ||
|  | stage2.flatten.each do |entry| | ||
|  |   i += 1
 | ||
|  |   if i == 8
 | ||
|  |     i = 0
 | ||
|  |     $stdout << "\n  " | ||
|  |   end | ||
|  |   $stdout << entry << ", " | ||
|  | end | ||
|  | $stdout << "};\n\n" | ||
|  | 
 | ||
|  | $stdout << "const utf8proc_property_t utf8proc_properties[] = {\n" | ||
|  | $stdout << "  {0, 0, 0, 0, NULL, NULL, -1, -1, -1, -1, -1, false,false,false,false, UTF8PROC_BOUNDCLASS_OTHER, 0},\n" | ||
|  | properties.each { |line| | ||
|  |   $stdout << line | ||
|  | } | ||
|  | $stdout << "};\n\n" | ||
|  | 
 | ||
|  | $stdout << "const utf8proc_int32_t utf8proc_combinations[] = {\n  " | ||
|  | i = 0
 | ||
|  | comb1st_indicies.keys.sort.each_index do |a| | ||
|  |   comb2nd_indicies.keys.sort.each_index do |b| | ||
|  |     i += 1
 | ||
|  |     if i == 8
 | ||
|  |       i = 0
 | ||
|  |       $stdout << "\n  " | ||
|  |     end | ||
|  |     $stdout << ( comb_array[a][b] or -1 ) << ", " | ||
|  |   end | ||
|  | end | ||
|  | $stdout << "};\n\n" | ||
|  | 
 |