Re: [PATCH] Makefile: do not override LC_CTYPE

From: H. Peter Anvin
Date: Fri Jan 08 2010 - 19:44:40 EST

> H. Peter Anvin wrote:
>> On 01/08/2010 04:09 PM, Masami Hiramatsu wrote:
>>> Hi Michal,
>>> Michal Marek wrote:
>>>> Setting LC_CTYPE=C breaks localized messages in some setups. With only
>>>> LC_COLLATE=C and LC_NUMERIC=C, we get almost all we need, except for
>>>> not
>>>> so defined character classes and tolower()/toupper(). The former is
>>>> not
>>>> a big issue, because we can assume that e.g. [:alpha:] will always
>>>> include a-zA-Z and we only ever process ASCII input. The latter seems
>>>> only affect arch/sh/tools/gen-mach-types, which we can handle
>>>> separately.
>>> Hmm, this also affects arch/x/tools/gen-insn-attr-x86.awk.
>>> Could you also wrap it?
>> This is tolower/toupper()? Do there exist locales where tolower/toupper
>> on ASCII input do weird things, or are we merely hypothesizing?
> Isn't it affect [A-Z] or [a-z]? If not, the patch good to me too.

[A-Z][a-z] is what LC_COLLATE is about.


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