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On 06/02/2012 02:31 PM, Michał Górny wrote:
> On Sat, 2 Jun 2012 15:54:03 -0400
> Mike Frysinger <email@example.com> wrote:
>> # @FUNCTION: redirect_alloc_fd
>> # @USAGE: <var> <file> [redirection]
>> # @DESCRIPTION:
> (...and a lot of code)
> I may be wrong but wouldn't it be simpler to just stick with a named
> pipe here? Well, at first glance you wouldn't be able to read exactly
> one result at a time but is it actually useful?
I'm pretty sure that the pipe has remain constantly open in read mode
(which can only be done by assigning it a file descriptor). Otherwise,
there's a race condition that can occur, where a write is lost because
it's written just before the reader closes the pipe.