> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of nil-
> admir...@mailo.com
> Sent: Sunday, May 15, 2022 9:54 PM
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH v11 1/6]
> libavutil/wchar_filename.h: Add whcartoutf8, wchartoansi and
> utf8toansi
>
> > All these paths end up either in win32_open (in file_open.c) or in
> > one of the functions mapped inside os_support.h where they are now
> > (with my submitted patchset) handled by the
> get_extended_win32_path()
> > function, which handles all cases (e.g. forward slashes, relative
> paths,
> > prefixed, non-prefixed, UNC, drive letters, long, short, etc.) in
> > the same way as .NET does.
>
> You are saved by the fact that nobody tries to get a path name from
> a file descriptor or a FILE* (which is indeed difficult, but
> possible),
> and then appending additional path components to such obtained path
> name;
> thus turning a normalised path name into denormalised one.
>
> .NET by the way, is not fully \\?\-aware. Its Path.Combine
> https://github.com/dotnet/runtime/blob/main/src/libraries/System.Priva
> te.CoreLib/src/System/IO/Path.cs
> would blindly append "..\relative" to "\\?\C:\extended" turning it
> into invalid "\\?\C:\extended\..\relative"
And what's the point about this?
> > I did that now, and you can see that it's as easy as I said.
>
> If it's so easy, then why I'm still finding problems:
> - absence of \\.\ handling: https://ffmpeg.org/pipermail/ffmpeg-
> devel/2022-May/296447.html
Not an issue as explained.
> - stat and is_dos_path: https://ffmpeg.org/pipermail/ffmpeg-
> devel/2022-May/296448.html
Will look into it.
> - av_fopen_utf8 remnants: https://ffmpeg.org/pipermail/ffmpeg-
> devel/2022-May/296452.html
Not required as explained.
Thanks again,
softworkz
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