Re: non-block reading from pipe stdout

[kdevel via Digitalmars-d-learn]

On Tuesday, 3 October 2017 at 00:22:28 UTC, Oleg B wrote:
but get error "Resource temporarily unavailable".

You get EAGAIN because there is no data available at the time of 
reading.

From the manpage of read:

ERRORS
       EAGAIN Non-blocking  I/O has been selected using 
O_NONBLOCK and no data
              was immediately available for reading.