Re: Reading data from a file descriptor

[Andy Wingo]

On Tue 17 Nov 2015 14:55, Chris Vine <address@hidden> writes:

> On Tue, 17 Nov 2015 13:52:21 +0100
>> On Tue, Nov 17, 2015 at 12:59:56PM +0000, Chris Vine wrote:
>> > On Tue, 17 Nov 2015 10:53:19 +0100  
>> 
>> [...]
>> 
>> > guile's R6RS implementation has get-bytevector-some, which will do
>> > that for you, with unix-read-like behaviour.  
>> 
>> Thank you a thousand. You made me happy :-)
>
> I suppose it is worth adding that it might not be optimally efficient
> for all uses, as there is no get-bytevector-some! procedure which
> modifies an existing bytevector and takes a maximum length value.  I
> guess it is a matter of 'suck it and see', efficiency-wise.

I would be happy to support such an interface though.  I guess it would
take a keyword or optional argument indicating a minimum number of bytes
to fill, and if that number is 0 it would never block; sound about
right?

Andy