add state field.
(TRANSCODING_STATE): defined.
(rb_transcoder): add fields: state_size, state_init_func,
state_fini_func.
change rb_transcoding* argument to void*.
* transcode.c (transcode_restartable0): use TRANSCODING_STATE for
first arguments of transcoder functions.
(rb_transcoding_open_by_transcoder): initialize state field.
(rb_transcoding_close): finalize state field.
* tool/transcode-tblgen.rb: provide state size/init/fini.
* enc/trans/newline.trans (universal_newline_init): defined.
(fun_so_universal_newline): take void* as a state pointer.
(rb_universal_newline): provide state size/init/fini.
(rb_crlf_newline): ditto.
(rb_cr_newline): ditto.
* enc/trans/iso2022.trans (iso2022jp_init): defined.
(fun_si_iso2022jp_to_eucjp): take void* as a state pointer.
(fun_so_iso2022jp_to_eucjp): ditto.
(fun_so_eucjp_to_iso2022jp): ditto.
(iso2022jp_reset_sequence_size): ditto.
(finish_eucjp_to_iso2022jp): ditto.
(rb_ISO_2022_JP_to_EUC_JP): provide state size/init/fini.
(rb_EUC_JP_to_ISO_2022_JP): ditto.
* enc/trans/utf_16_32.trans (fun_so_from_utf_16be): take void* as a
state pointer.
(fun_so_to_utf_16be): ditto.
(fun_so_from_utf_16le): ditto.
(fun_so_to_utf_16le): ditto.
(fun_so_from_utf_32be): ditto.
(fun_so_to_utf_32be): ditto.
(fun_so_from_utf_32le): ditto.
(fun_so_to_utf_32le): ditto.
(rb_from_UTF_16BE): provide state size/init/fini.
(rb_to_UTF_16BE): ditto.
(rb_from_UTF_16LE): ditto.
(rb_to_UTF_16LE): ditto.
(rb_from_UTF_32BE): ditto.
(rb_to_UTF_32BE): ditto.
(rb_from_UTF_32LE): ditto.
(rb_to_UTF_32LE): ditto.
* enc/trans/japanese.trans (fun_so_eucjp2sjis): take void* as a state
pointer.
(fun_so_sjis2eucjp): ditto.
(rb_eucjp2sjis): provide state size/init/fini.
(rb_sjis2eucjp): provide state size/init/fini.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19096 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
f6441bf61c