From b6e2d71cd342a55e942915a082ca3fd15812e48d Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Sat, 11 Jun 2016 21:56:31 +0000
Subject: daemon: reset unused signal handlers to default in child

They're effectively noops anyways, and we don't want to be
holding a reference to the read end of the parent pipe.
---
 lib/PublicInbox/Daemon.pm | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/PublicInbox/Daemon.pm')

diff --git a/lib/PublicInbox/Daemon.pm b/lib/PublicInbox/Daemon.pm
index b64ec874..b76b9ffb 100644
--- a/lib/PublicInbox/Daemon.pm
+++ b/lib/PublicInbox/Daemon.pm
@@ -448,6 +448,7 @@ sub daemon_loop ($$) {
 	$SIG{QUIT} = $SIG{INT} = $SIG{TERM} = *worker_quit;
 	$SIG{USR1} = *reopen_logs;
 	$SIG{HUP} = $refresh;
+	$SIG{$_} = 'DEFAULT' for qw(CHLD USR2 TTIN TTOU WINCH);
 	# this calls epoll_create:
 	@listeners = map {
 		PublicInbox::Listener->new($_, $post_accept)
-- 
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