[Tarantool-patches] [PATCH 08/13] popen: unblock popen_read_timeout at a first byte

[Cyrill Gorcunov]

On Fri, Apr 10, 2020 at 05:50:46AM +0300, Alexander Turenko wrote:
> Before this change popen_read_timeout() waits until a passed buffer will
> be fully filled (or until EOF / timeout / IO error occurs). Now it waits
> for any amount of data (but at least one byte).
> 
> It allows to communicate with an interactive child program: write, read,
> repeat.
> 
> Part of #4031
Acked-by: Cyrill Gorcunov <gorcunov at gmail.com>