system and popen fail in case of big application

[Martin Buchholz]

On Mon, Sep 17, 2018 at 6:58 PM, Adhemerval Zanella
<adhemerval.zanella@linaro.org> wrote:

> But from a QoI standpoint O_CLOEXEC is still the better option. And f we
> aim to add such extension on posix_spawn, I will expect we also push for
> some kernel support.

Yes.

Most programmers can set the CLOEXEC flag on most descriptors most of
the time, but we can never reach "all".

> There are reports where trying to interacting over
> all possible FD takes a lot of time [1].

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