Re: Is it possible to determine the open file path based on the file descriptor?

Reply: Konstantin Belousov : "Re: Is it possible to determine the open file path based on the file descriptor?"
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From: Yuri <yuri_at_rawbw.com>
Date: Sun, 05 Dec 2021 17:53:23 UTC

On 7/8/20 10:53, Konstantin Belousov wrote:
> I think an immediately useful addition would be a sysctl or fcntl that
> return struct kinfo_file for single file descriptor.

There is another project that resolves file descriptors to file names:

https://github.com/PixarAnimationStudios/USD/blob/release/pxr/base/arch/fileSystem.cpp#L470

Maybe it makes sense to provide a sysctl or fcntl that would return a 
list of paths for a given file descriptor?

I opened the PR for this: 
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=260241

Yuri