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From:	"Gary R. Van Sickle" <g DOT r DOT vansickle AT worldnet DOT att DOT net>
To:	<cygwin AT cygwin DOT com>
Subject:	RE: cygwin-1.5.16-1: FIFOs broken
Date:	Sat, 30 Apr 2005 19:56:25 -0500
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In-Reply-To:	<427424F9.8060209@1979.usna.com>
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> I have a client-server application written in Perl that reads 
> and writes using FIFOs.  It works fine under cygwin-1.5.15-1, 
> but fails under
> cygwin-1.5.16-1 because it cannot read from the FIFO.
> 
> To test this, open two shells.  In one shell, type:
> cd /tmp
> mkfifo FIFO
> cat <FIFO
> 
> In the other shell, you can send text to the first shell using:
> cd /tmp
> echo YOUR TEXT HERE >>FIFO
> 
> After you're done, just ^C in the first window.
> 
> Under 1.5.15, the above works fine.
> 
> Under 1.5.16, no text goes through the FIFO.  Further, the 
> echo command hangs, and will not terminate with ^C.  A 'ps' 
> shows an 'O' for this stuck shell.  You have to do a kill -9 
> on the shell to terminate it.

FIFOs are not fully implemented in Cygwin yet, but thank you for the test
case.

-- 
Gary R. Van Sickle
 


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