From: Eric Wong <e@80x24.org>
Date: Wed, 5 Apr 2023 11:26:57 +0000 (+0000)
Subject: cindex: workaround for FreeBSD missing SIGCHLD
X-Git-Tag: v2.0.0~1206
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=38ba332f1ab2ef06583a7df8a0be8926064bf135;p=thirdparty%2Fpublic-inbox.git

cindex: workaround for FreeBSD missing SIGCHLD

This likely affects all other *BSDs with kevent, as well;
since SIGCHLD is special w.r.t. EVFILT_SIGNAL
---

diff --git a/lib/PublicInbox/CodeSearchIdx.pm b/lib/PublicInbox/CodeSearchIdx.pm
index 1000dc6f0..82a96cf3d 100644
--- a/lib/PublicInbox/CodeSearchIdx.pm
+++ b/lib/PublicInbox/CodeSearchIdx.pm
@@ -636,6 +636,11 @@ EOM
 
 sub scan_git_dirs ($) {
 	my ($self) = @_;
+
+	# FreeBSD ignores/discards SIGCHLD while signals are blocked and
+	# EVFILT_SIGNAL is inactive, so we pretend we have a SIGCHLD pending
+	PublicInbox::DS::enqueue_reap();
+
 	@$GIT_TODO = @{$self->{git_dirs}};
 	index_next($self) for (1..$LIVE_JOBS);
 }