Re: IBM AIX 5 and GB18030

From: Michael Yau (michael.yau@oracle.com)
Date: Thu Nov 14 2002 - 13:07:27 EST

  • Next message: Jane Liu: "Re: IBM AIX 5 and GB18030"

    Markus,

    >The standard does _not_ require to _process_ internally in GB18030. It
    is sufficient to have a converter and to process in Unicode, which does
    contain all of >the characters.

    Just curious, do you have this in writing from the China standards body?

           - Michael

    Markus Scherer wrote:

    > Jane Liu wrote:
    >
    >> That may mean IBM AIX 5 support converison between GB18030 and
    >> Unicode, but I don't see this is a system level of support because
    >> there is no locale names for GB18030 in the doc of AIX 5 :
    >
    >
    > The GB 18030 standard requires software to be able to _read and write_
    > text in the GB18030 charset, and to process all of the characters that
    > it has - or at least the ones that the Chinese certification test
    > includes.
    >
    > The standard does _not_ require to _process_ internally in GB18030. It
    > is sufficient to have a converter and to process in Unicode, which
    > does contain all of the characters. This is because GB18030 is defined
    > in terms of GB 13000=ISO 10646=Unicode (these are equal in terms of
    > their coded character sets but Unicode adds what to do with characters).
    >
    > So if you are able to convert between GB18030 and Unicode, and you
    > process in Unicode (UTF-8/16/32 as you wish), then that's all you
    > need. In other words, you can safely write your software based
    > internally always on Unicode support, as is recommended for all
    > languages anyway.
    >
    > Best regards,
    > markus
    >



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