Cygwin1.dll 1.5.19: race condition & deadlock with fifos

Brian Dessent brian@dessent.net
Mon Jun 12 01:36:00 GMT 2006


Barry Kelly wrote:

> This code, without a delay, causes a deadlock and both active spawned
> bash processes (the forked one reading from the fifo and the
> backgrounded one) need to be killed explicitly:
> 
> ---8<---
> ~/test-fifo$ rm fifo
> ~/test-fifo$ mkfifo fifo
> ~/test-fifo$ ((echo foo >fifo)&); echo Read: $(<fifo)
> --->8---

This works fine for me, no hang -- but I use a recent CVS build.  Have
you tried the latest shapshot?

Brian

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