Re: GIOChannel & Intercepting stdout

[Chris Vine <chris cvine freeserve co uk>]

On Thu, 26 Aug 2010 14:16:28 +0200
Magnus Hjorth <magnus i hjorth gmail com> wrote:
> Is the buffer really that small? I made a simple test program (below)
> to check this out, and it seems that writes up to 64K work without
> blocking on my Ubuntu system. Of course, it is still ugly (and
> non-portable) to depend on this.

I am extremely surprised that it is as large as 65536 in your case.
POSIX requires PIPE_BUF to be at least 512, and on most unix-like
systems it is 4096.

It is pretty astonishing that your example does not block.

Chris