From: Eric Wong <e@80x24.org>
Date: Wed, 18 Oct 2023 20:56:08 +0000 (+0000)
Subject: Revert "kqnotify: drop EV_CLEAR (edge triggering)"
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cbb4498df289f9874fc9475b86310958826360e8;p=thirdparty%2Fpublic-inbox.git

Revert "kqnotify: drop EV_CLEAR (edge triggering)"

This reverts commit 13a2088c74fdb4fa51cd97cefc00862cc2082330.

It's causing errors on an OpenBSD development snapshot while
despite being fine on OpenBSD 7.3 (amd64) and other *BSDs I've
tested.

Reported-by: Štěpán Němec <stepnem@smrk.net>
Link: https://public-inbox.org/meta/20231018170111+0200.599564-stepnem@smrk.net/
---

diff --git a/lib/PublicInbox/KQNotify.pm b/lib/PublicInbox/KQNotify.pm
index 1689f4cc4..2efa887d4 100644
--- a/lib/PublicInbox/KQNotify.pm
+++ b/lib/PublicInbox/KQNotify.pm
@@ -26,7 +26,7 @@ sub watch {
 	my $ident = fileno($w->[2]) // die "BUG: bad fileno $w->[2]: $!";
 	$self->{dskq}->{kq}->EV_SET($ident, # ident (fd)
 		EVFILT_VNODE, # filter
-		EV_ADD, # flags
+		EV_ADD | EV_CLEAR, # flags
 		$mask, # fflags
 		0, $dir_delete); # data, udata
 	$self->{watch}->{$ident} = $w;