[PATCH 1/3] msvcp: Implement the wchar version of _Open_dir.

[Piotr Caban]

On 05/18/17 18:52, Stefan Dösinger wrote:
> Am 2017-05-18 um 17:46 schrieb Stefan Dösinger:
>> Am 2017-05-18 um 14:35 schrieb Piotr Caban:
>>> Could you please check if there really is such a length limit in wchar
>>> version of the function?
>> I'm working on it. What is the deal with wchar_t vs WCHAR in the
>> implementation vs the tests?
>>
>> Also I am not sure the existing test establishes the -3 for the A
>> version. I'll extend it if my reading is right.
> Yes, the restriction exists. I guess it is to make sure concatenating
> "\\.." is safe, or something like that.
>
> I had to create a bunch of (too) long directories on my Linux computer
> and share it with Samba on Windows to test this. Windows apparently
> refuses to create a directory with a name longer than 240 characters. I
> guess this is why we don't have an actual test for this. msvcp doesn't
> make a difference between a directory that is too long and one that
> doesn't exist.
>
> I guess we could try to create long directories by creating short ones
> in a a subdirectory, and then moving this subdirectory into a longer
> subdirectory. This smells like the entrance to a dragon lair housing 260
> dragons and I'd rather not venture inside.
I don't think it's a test that should go into wine. It was just 
something worth checking. Thanks for doing that.

Piotr