Re: [boost] [asio] Tutorial 7 using strdup, new

From: Giovanni Piero Deretta (gpderetta_at_[hidden])
Date: 2006-02-07 12:43:01

On 2/7/06, Giovanni P. Deretta <gpderetta_at_[hidden]> wrote:
>
>
> Ah, btw, at least on posix systems, file descriptors are guaranteed to
> be allocated contiguously. So you could create a vector as big as the
> hightest fd, store the list of operations in it and use the socket_impl
> as a key for an O(1) lookup in the vector.

 This is not true of course... I don't know what i was thinking...
Anyway, a file descriptor is *usually* a small integer, so on those systems
that keep the set mostly contiguous a vector would work and not waste much
space.