lua-users home
lua-l archive

[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index] [Thread Index]

On 7/6/07, Duck <> 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.