Andreas Kling 848044b74c Shell: Separate fd rewirings from redirections. ...

This was unnecessarily confusing. When we build up a chain of commands
connected by pipes, we now store the file descriptors of each end of
these pipes as rewirings in a vector. The rewirings are then put into
effect by calls to dup2().

2019-06-04 20:36:08 +02:00

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