cvs commit: src/lib/libc/locale utf8.c
scottl at samsco.org
Thu Oct 25 12:10:41 PDT 2007
LI Xin wrote:
> Scott Long wrote:
>> Andrey Chernov wrote:
>>> On Thu, Oct 25, 2007 at 09:15:27AM -0600, Scott Long wrote:
>>>> Andrey A. Chernov wrote:
>>>>> ache 2007-10-15 09:51:30 UTC
>>>>> FreeBSD src repository
>>>>> Modified files:
>>>>> lib/libc/locale utf8.c Log:
>>>>> Add comment explaining __mb_sb_limit trick here.
>>>>> Revision Changes Path
>>>>> 1.16 +5 -0 src/lib/libc/locale/utf8.c
>>>> When is the ABI damage from this going to be fixed?
>>> There is no ABI damage in -current.
>> Exposing the __mb_sb_limit symbol has instantly created a need
>> to have a compat7x package, and is causing many users problems
>> during upgrades and normal operations. It may not be a problem
>> for you, Andre, but it's a problem for everyone else. Please
>> respect this and fix it.
> Well, I think the problem is not exposing a new symbol by itself, but
> __mb_sb_limit is being used in _ctype.h, in a form of __inline
> functions. Therefore, the change will break new binaries running on
> older systems. Personally I think this is acceptable, but maybe we
> could have a better way to avoid this, because the binaries are no
> longer backward compatible (i.e. you may have trouble running a program
> compiled for 6.3-RELEASE on 6.2-RELEASE, if it uses locale bits).
If this is true, then it directly violates the API/ABI compatability
guidelines that were developed and agreed to by the project in 2005.
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