[PATCH] Move generic isPrint and columnWidth implementations to a separate header/source to allow using both generic and system-dependent versions on win32.

[Alexander Kornienko]

Windows version of clang-format.
On Sep 3, 2013 6:00 PM, "Jordan Rose" <jordan_rose at apple.com> wrote:

>
>   > As for the motivation, it's that Windows doesn't properly support
> outputting UTF-8-encoded text to the console using narrow character C
> library functions (and iostream), as it's usually done in Linux, OS X and
> other modern Unix-like systems (more details, e.g. here:
> http://alfps.wordpress.com/2011/11/22/unicode-part-1-windows-console-io-approaches/).
> So we need to keep old implementation that disallows non-ascii characters,
> until someone figures out the right strategy for handling Unicode in
> Windows version of Clang/LLVM.
>
>   Right, that I understand. What I meant was, why does Windows need access
> to the full Unicode implementation? Just for the unit tests? Or do you have
> another use case in mind?
>
> http://llvm-reviews.chandlerc.com/D1559
>
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