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ruby--ruby/enc/trans/make_transdb.rb
nobu 6a734c810c * common.mk (prelude.c): simply depends on PREP. [ruby-dev:34877]
* enc/make_encdb.rb, enc/trans/make_transdb.rb: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-30 03:18:45 +00:00

36 lines
995 B
Ruby

#
# static const rb_transcoder
# rb_from_US_ASCII = {
# "US-ASCII", "UTF-8", &from_US_ASCII, 1, 0,
# NULL, NULL,
# };
#
count = 0
converters = {}
transdir = ARGV[0]
outhdr = ARGV[1] || 'transdb.h'
Dir.open(transdir) {|d| d.grep(/.+\.[ch]\z/)}.sort_by {|e|
e.scan(/(\d+)|(\D+)/).map {|n,a| a||[n.size,n.to_i]}.flatten
}.each do |fn|
open(File.join(transdir,fn)) do |f|
f.each_line do |line|
if (/^static const rb_transcoder/ =~ line)..(/"(.*?)"\s*,\s*"(.*?)"/ =~ line)
if $1 && $2
from_to = "%s to %s" % [$1, $2]
converters[from_to]
if converters[from_to]
raise ArgumentError, '%s:%d: transcode "%s" is already registered (%s:%d)' %
[fn, $., from_to, *converters[from_to].values_at(2, 3)]
else
converters[from_to] = [$1, $2, fn[0..-3], $.]
end
end
end
end
end
end
result = converters.map {|k, v| %[rb_declare_transcoder("%s", "%s", "%s");\n] % v}.join
open(outhdr, 'wb') do |f|
f.print result
end