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Re: readv/writev
On Mon, Aug 26, 2002 at 03:20:00PM +0100, Conrad Scott wrote:
> "Christopher Faylor" <cgf@redhat.com> wrote:
> > There shouldn't really be that much overhead to the current
> method for
> > handling text/binary reads, though. It's just checking a bit
> field.
>
> At the coal-face it ends up being a bit more messy than that. For
> example, the fhandler::read code checks the readahead buffers for
> pending data but they will always be empty in binary-mode (AFAIK)
> . In fact there's a page of code before the check for whether a
> binary read is being done and only then does the code escape back
> to the caller. Since (AFAIK) you can't change the text/binary
> mode of an fd once it's been opened (and thus the readahead
You can. setmode(fd, O_TEXT); or setmode(fd, O_BINARY);
Corinna
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Corinna Vinschen Please, send mails regarding Cygwin to
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