Re: non-block reading from pipe stdout

[Oleg B via Digitalmars-d-learn]

On Tuesday, 3 October 2017 at 10:45:21 UTC, kdevel wrote:

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.

And I can't check this without using exception handling?