Re: Why side-effects on open(2) are evil. (was Re: [RFD w/info-PATCH] device arguments from lookup)

Andries.Brouwer
2001-05-19T14:20:18Z

Alexander Viro writes:

> Folks, before you get all excited about cramming side effects
> into open(2), consider ...

I agree completely.

> A lot of stuff relies on the fact that close(open(foo, O_RDONLY))
> is a no-op. Breaking that assumption is a Bad Thing(tm).

Also here I would like to agree. Unfortunately this is false.
Opening device files often has interesting side effects.

Andries