From: Philipp Stephani <p.stephani2@gmail.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: Philipp Stephani <phst@google.com>,
Emacs developers <emacs-devel@gnu.org>
Subject: Re: scratch/sigchld-fd 8f0ce42 1/2: Fix deadlock when receiving SIGCHLD during 'pselect'.
Date: Sat, 23 Jan 2021 18:36:48 +0100 [thread overview]
Message-ID: <CAArVCkSdUh1UFq0Y9gEe-D4+k4gTVQq-PSbvZy3rTg8gKU9aBw@mail.gmail.com> (raw)
In-Reply-To: <83pn1z7inp.fsf@gnu.org>
Am Mi., 20. Jan. 2021 um 16:05 Uhr schrieb Eli Zaretskii <eliz@gnu.org>:
>
> > > The thing is, on Windows we can only wait on up to 64 handles (unless
> > > we complicate the code with multilevel wait, that is), so every
> > > unnecessary descriptor we need to wait on means we can support fewer
> > > simultaneous subprocesses. We are already limited to just 32
> > > subprocesses, which is quite low a number.
> >
> > OK, that's a good point, I didn't know about this limitation. I'll see
> > that I can remove the pipe on Windows.
>
> Just making those child_signal_* function be no-ops on MS-Windows, and
> #ifedf'ing away that call to FD_SET of child_fd, should be okay, I
> think.
I was about to take a stab at this, but looks like you beat me to it :-)
next prev parent reply other threads:[~2021-01-23 17:36 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210116184947.2105.45267@vcs0.savannah.gnu.org>
[not found] ` <20210116184949.3C17C211A5@vcs0.savannah.gnu.org>
2021-01-19 15:10 ` scratch/sigchld-fd 8f0ce42 1/2: Fix deadlock when receiving SIGCHLD during 'pselect' Eli Zaretskii
2021-01-19 18:21 ` Philipp Stephani
2021-01-19 19:14 ` Eli Zaretskii
2021-01-19 20:22 ` Philipp Stephani
2021-01-20 15:05 ` Eli Zaretskii
2021-01-23 17:36 ` Philipp Stephani [this message]
2021-01-23 18:23 ` Eli Zaretskii
2021-01-23 18:30 ` Philipp Stephani
2021-01-19 20:46 ` Andreas Schwab
2021-01-19 20:58 ` Philipp Stephani
2021-01-20 18:07 ` Andreas Schwab
2021-01-20 3:37 ` Eli Zaretskii
2021-01-20 8:37 ` Andreas Schwab
2021-01-20 8:52 ` Eli Zaretskii
2021-01-20 9:18 ` Andreas Schwab
2021-01-20 10:14 ` Eli Zaretskii
2021-01-20 10:17 ` Andreas Schwab
2021-01-20 15:30 ` Eli Zaretskii
2021-01-20 15:48 ` Andreas Schwab
2021-01-20 16:40 ` Eli Zaretskii
2021-01-20 16:44 ` Andreas Schwab
2021-01-20 17:03 ` Eli Zaretskii
2021-01-20 17:30 ` Andreas Schwab
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