On Sun, 3 Jun 2007, Davide Libenzi wrote:
>
> Agreed, a new syscall looks less messy. I'll make sys_dup2() to allow
> installing in the non-sequential area, only if there's an fd already
> allocated. F_DUPFD will remain unchanged (that is, not allow
> non-sequential fds allocations).
I actually think that a new system call is _hugely_ messy. It means that
anybody who wants to use a new feature needs to have a new glibc. Not
nice, not nice at all. I'd much rather see a totally transparent extension
that doesn't require any new user space what-so-ever to be used...
Linus
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