Re: [PATCH v4 6/6] perf stat: implement --big-num grouping

[Christoph Hellwig]

On Tue, Oct 16, 2012 at 02:33:40AM +0300, Irina Tirdea wrote:
> From: Irina Tirdea <irina.tirdea@xxxxxxxxx>
> 
> In glibc, printf supports ' to group numbers with thousands' grouping
> characters. Bionic does not support ' for printf.
> 
> Implement thousands's grouping for numbers according to locale.
> The implementation uses the algorithm from glibc
> (http://www.gnu.org/software/libc/).
> 
> Bionic does not implement locales, so we need to add a configuration
> option LOCALE_SUPPORT. If it is not defined, default values for thousands
> separator and grouping are used.

Duplicating this in perf sounds like a hack.  Does gnulib provide this
feature?  It's the canonical source for getting standards or helper
functions on systems that don't support them.

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