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- Subject: Re: Bidirectional io.open()...anyone got one?
- From: "Mark Edgar" <medgar123+lua-l@...>
- Date: Sat, 7 Jul 2007 09:43:07 -0700
On 7/6/07, Duck <email@example.com> wrote:
Forgive my ignorance, but why do you need two pipes...
Only a few systems support bidirectional pipes. In fact, the reason
that popen() is bidirectional on BSDs is because their pipes are
bidirectional. So, pipes in "ex" are unidirectional.