Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Brian Inglis via Cygwin
On 2023-08-26 11:40, Martin Wege via Cygwin wrote: On Sat, Aug 26, 2023 at 4:16 PM Corinna Vinschen via Cygwin wrote: On Aug 26 13:26, Cedric Blancher via Cygwin wrote: On Fri, 25 Aug 2023 at 14:26, Corinna Vinschen via Cygwin wrote: On Aug 25 14:18, Corinna Vinschen via Cygwin wrote: On

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Martin Wege via Cygwin
On Thu, Aug 24, 2023 at 6:45 PM Martin Wege wrote: > > On Wed, Aug 23, 2023 at 1:06 AM Roland Mainz via Cygwin > wrote: > > > > On Tue, Aug 22, 2023 at 4:52 PM Lavrentiev, Anton (NIH/NLM/NCBI) [C] > > via Cygwin wrote: > > > > FIFOs which don't make *any* sense > > > > ... FWIW, a remote NFS

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Martin Wege via Cygwin
On Sat, Aug 26, 2023 at 4:16 PM Corinna Vinschen via Cygwin wrote: > > On Aug 26 13:26, Cedric Blancher via Cygwin wrote: > > On Fri, 25 Aug 2023 at 14:26, Corinna Vinschen via Cygwin > > wrote: > > > > > > On Aug 25 14:18, Corinna Vinschen via Cygwin wrote: > > > > On Aug 23 01:05, Roland Mainz

RE: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Lavrentiev, Anton (NIH/NLM/NCBI) [C] via Cygwin
> You don't seem to understand the problem. I think I do, and that aligns with your explanation how Cygwin machinery works to fake the FIFOs. > If I can recognize a file as FIFO, I can use it as FIFO, regardless if it's a > native FIFO or a Cygwin FIFO. That's exactly what I meant! > Show

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Corinna Vinschen via Cygwin
On Aug 25 23:21, Lavrentiev, Anton (NIH/NLM/NCBI) [C] via Cygwin wrote: > > it is not possible to diffentiate between Cygwin > > FIFOs and real FIFOs created from the remote side in `ls -l' > > output. > > Why would that be necessary? If it's a FIFO, it can be used as a > FIFO, regardless where

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Corinna Vinschen via Cygwin
On Aug 26 13:26, Cedric Blancher via Cygwin wrote: > On Fri, 25 Aug 2023 at 14:26, Corinna Vinschen via Cygwin > 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

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Cedric Blancher via Cygwin
On Fri, 25 Aug 2023 at 17:15, Roland Mainz via Cygwin wrote: > > On Fri, Aug 25, 2023 at 2:18 PM Corinna Vinschen via Cygwin > wrote: > > > > On Aug 23 01:05, Roland Mainz via Cygwin wrote: > > > Note that Cygwin does not interpret the file |myfifo.fifo| as FIFO, > > > instead it comes back as a

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-26 Thread Cedric Blancher via Cygwin
On Fri, 25 Aug 2023 at 14:26, Corinna Vinschen via Cygwin 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

RE: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-25 Thread Lavrentiev, Anton (NIH/NLM/NCBI) [C] via Cygwin
> it is not possible to diffentiate between Cygwin > FIFOs and real FIFOs created from the remote side in `ls -l' > output. Why would that be necessary? If it's a FIFO, it can be used as a FIFO, regardless where and how it was created.. Anton Lavrentiev Contractor NIH/NLM/NCBI -- Problem

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-25 Thread Roland Mainz via Cygwin
On Fri, Aug 25, 2023 at 2:18 PM Corinna Vinschen via Cygwin wrote: > > On Aug 23 01:05, Roland Mainz via Cygwin wrote: > > Note that Cygwin does not interpret the file |myfifo.fifo| as FIFO, > > instead it comes back as a symlink "myfifo.fifo -> ':\0:c4:1000'". > > > > AFAIK there are (at least)

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-25 Thread Corinna Vinschen via Cygwin
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,

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-25 Thread Corinna Vinschen via Cygwin
On Aug 23 01:05, Roland Mainz via Cygwin wrote: > Note that Cygwin does not interpret the file |myfifo.fifo| as FIFO, > instead it comes back as a symlink "myfifo.fifo -> ':\0:c4:1000'". > > AFAIK there are (at least) these two options to fix the problems: > 1. Check whether the filesystem for

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-24 Thread Cedric Blancher via Cygwin
On Thu, 24 Aug 2023 at 18:45, Martin Wege via Cygwin wrote: > > On Wed, Aug 23, 2023 at 1:06 AM Roland Mainz via Cygwin > wrote: > > > > On Tue, Aug 22, 2023 at 4:52 PM Lavrentiev, Anton (NIH/NLM/NCBI) [C] > > via Cygwin wrote: > > > > FIFOs which don't make *any* sense > > > > ... FWIW, a

Re: How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-24 Thread Martin Wege via Cygwin
On Wed, Aug 23, 2023 at 1:06 AM Roland Mainz via Cygwin wrote: > > On Tue, Aug 22, 2023 at 4:52 PM Lavrentiev, Anton (NIH/NLM/NCBI) [C] > via Cygwin wrote: > > > FIFOs which don't make *any* sense > > > ... FWIW, a remote NFS fileystem. > > > > I got an impression that the OP is trying to deploy

How to fix |mkfifo()| failure if |pathname| is on NFS ? / was: Re: [EXTERNAL] Re: mkfifo: cannot set permissions of 'x.fifo': Not a directory

2023-08-22 Thread Roland Mainz via Cygwin
On Tue, Aug 22, 2023 at 4:52 PM Lavrentiev, Anton (NIH/NLM/NCBI) [C] via Cygwin wrote: > > FIFOs which don't make *any* sense > > ... FWIW, a remote NFS fileystem. > > I got an impression that the OP is trying to deploy something (maybe the > entire Cygwin) onto an > NFS share. So the named