diff options
Diffstat (limited to 'enc/unicode/case-folding.rb')
-rwxr-xr-x | enc/unicode/case-folding.rb | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/enc/unicode/case-folding.rb b/enc/unicode/case-folding.rb index d93de6581b..c514ab0171 100755 --- a/enc/unicode/case-folding.rb +++ b/enc/unicode/case-folding.rb @@ -3,6 +3,9 @@ # Usage: # $ wget http://www.unicode.org/Public/UNIDATA/CaseFolding.txt # $ ruby case-folding.rb CaseFolding.txt -o casefold.h +# or: +# $ wget http://www.unicode.org/Public/UNIDATA/CaseFolding.txt +# $ ruby case-folding.rb -m . -o casefold.h class CaseFolding module Util @@ -175,16 +178,29 @@ end if $0 == __FILE__ require 'optparse' dest = nil + mapping_directory = nil + mapping_data = nil fold_1 = false ARGV.options do |opt| opt.banner << " [INPUT]" opt.on("--output-file=FILE", "-o", "output to the FILE instead of STDOUT") {|output| dest = (output unless output == '-') } + opt.on('--mapping-data-directory', '-m', 'data directory of mapping files') { |directory| + mapping_directory = directory + } opt.parse! abort(opt.to_s) if ARGV.size > 1 end - filename = ARGV[0] || 'CaseFolding.txt' + if mapping_directory + if ARGV[0] + warn "Either specify directory or individual file, but not both." + exit + end + filename = File.expand_path("CaseFolding.txt", mapping_directory) + end + filename ||= ARGV[0] || 'CaseFolding.txt' + data = CaseFolding.load(filename) if dest open(dest, "wb") do |f| |