/dev/fd/N not synonymous with file descriptor N; it is on Linux

Corinna Vinschen corinna-cygwin@cygwin.com
Sun Jan 6 20:19:00 GMT 2019


On Dec 16 17:31, Houder wrote:
> L.S.,
> 
> /dev/fd/N not synonymous with file descriptor N; it is on Linux
> 
> 64-@@ cat /dev/fd/0 <<\EOF
> > Hi
> > EOF
> cat: /dev/fd/0: No such file or directory
> 
> fails on Cygwin; not on Linux.
> 
> Also see:
> 
>     https://cygwin.com/ml/cygwin/2018-12/msg00028.html
>     ( Bash heredoc on FD 3 )
> 
> Based on the output of strace on Linux, I composed an STC, that duplicates
> the steps taken by bash (and cat).

This should work in the latest developer snapshot uploaded to
https://cygwin.com/snapshots/  Please give it a try.


Thanks,
Corinna

-- 
Corinna Vinschen
Cygwin Maintainer
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