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Date: Sat, 26 Aug 2023 16:15:37 +0200
To: cygwin@cygwin.com
Subject: Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was:
 Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a
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From: Corinna Vinschen via Cygwin <cygwin@cygwin.com>
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Cc: Corinna Vinschen <corinna-cygwin@cygwin.com>
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On Aug 26 13:26, Cedric Blancher via Cygwin wrote:
> On Fri, 25 Aug 2023 at 14:26, Corinna Vinschen via Cygwin
> <cygwin@cygwin.com> wrote:
> >
> > On Aug 25 14:18, Corinna Vinschen via Cygwin wrote:
> > > On Aug 23 01:05, Roland Mainz via Cygwin wrote:
> > > > 2. Check whether the filesystem for the fifos path is NFS
> > > > (cgywin.dll's |fs.fs_is_nfs()|), and then just refuse |mkfifo()| with
> > > > |ENOSYS| (not implemented)
> > >
> > > I like the idea.
> >
> > EPERM, btw.  See https://man7.org/linux/man-pages/man2/mknod.2.html
> >
> 
> I am vehemently opposed to that idea. That will IMHO not only be the
> wrong solution, it will break actual things like autoconf&friends on
> NFS - they create fifos for testing, but do not use them. If you just
> make this return EPERM, then you break stuff we have to rely on.

https://cygwin.com/acronyms/#STC, please.


Corinna

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