Wide character support?
Sat May 28 16:08:00 GMT 2005
On Sat, May 28, 2005 at 11:23:51AM -0400, Beman Dawes wrote:
>"Artem B. Bityuckiy" <email@example.com> wrote in message news:42982EB2.firstname.lastname@example.org...
>> Beman Dawes wrote:
>>>I'd like to be able to use the C++ standard library std::wstring with
>>>What would be involved in adding wide character support to newlib? In
>>>a cgywin mailing list posting Christopher Faylor indicated that this is
>>>what is needed.
>>2 years ago I worked on this issue. You need NLS support in Newlib to
>>make use of C++ wstring stuff.
>>What I did: 1. Ported the Iconv library to Newlib. Iconv is the heart
>>of NLS. It is currently in Newlib CVS. Perhaps, it isn't ideal, but
>>it worked. 2. Implemented mblen() and friends. 3. Implemented
>>wc<->mb convertion functions (mbtowc(), mbstowcs(), etc). 4. Added
>>full wide-char support to vscanf()/vprintf() serites (%S, etc).
>>2,3,4 is not in the Newlib repositiry. But it worked quite stably
>>I'm not involved in the area anymore and I have no energy to complete
>>the work, sorry. I may share what I've done with you if you wish to
>>implement the NLS stuff for Newlib.
>I don't know yet. I'm trying to get an idea of how much effort would
>be involved, and if the Newlib folks are interested.
I'm sure that Jeff wouldn't refuse a patch which improved newlib
functionality. To be safe, however, you could make the option
configurable with a "configure --wide-char" or something. There's
probably an existing configure option that could be pressed into
service, in fact.
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