Re: [Monotone-devel] Re: Automate stdio chunk size

[Thomas Keller]

Thomas Moschny wrote
> After thinking a while about it, it is no longer clear to me, why there is a 
> need for chunked output *at all* ...
>
> The reading side of a pipe can always read the data in arbitrarily (and 
> independently of the sender) sized packets, even when using synchronous I/O, 
> by simply specifying the size in the read() call. The sender must of course 
> check how many bytes of it's write() call actually got written.

Well, maybe there is no need for chunked output, but there is definitely 
the need for some EOF token which tells the client "hey, I got all the 
data". Ideally this would be paired with the checksum of the just 
outputted data so the client can ensure that it got all data correctly.

Thomas Keller.