Dan Mick <dan.m...@sun.com> wrote:
> Roland Mainz wrote:
>
> > Is there any efficient way (e.g. except |open()|+|dup2()|) to |open()| a
> > file but get a file descriptor number >= 500 (or any other value) ?
>
> I would think that most everyone would think that open + dup2 is plenty
> efficient. I know of no single system call.
Systemcalls that are based on fd's are usualls extremely fast.
fpathconf() is e.g. much faster than pathconf(). I did not meter this case,
but I would asume that open()+dup2() is not really slower than open() alone.
Jörg
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