From a3193b34a6d96a44596d1a21be46348706ba1fa4 Mon Sep 17 00:00:00 2001
From: Tobias Waldekranz <tobias@waldekranz.com>
Date: Fri, 16 Oct 2015 18:32:53 +0200
Subject: [PATCH] Unblock blocked signals after forking off a child

After forking off a new child, all signals that are blocked by finit
should be unblocked before exec-ing the final binary. Also, finit now
blocks SIGHUP, so add it to the set of signals that should be
unblocked.
---
 service.c | 2 ++
 sig.c     | 1 +
 2 files changed, 3 insertions(+)

diff --git a/service.c b/service.c
index ce09b527..354b4716 100644
--- a/service.c
+++ b/service.c
@@ -278,6 +278,8 @@ int service_start(svc_t *svc)
 			_e("%starting %s: %s", respawn ? "Res" : "S", svc->cmd, buf);
 		}
 
+		sig_unblock();
+
 		if (svc->inetd.cmd)
 			status = svc->inetd.cmd(svc->inetd.type);
 		else
diff --git a/sig.c b/sig.c
index aba9cf0e..e0b6d4e5 100644
--- a/sig.c
+++ b/sig.c
@@ -188,6 +188,7 @@ void sig_unblock(void)
 	struct sigaction sa;
 
 	sigemptyset(&nmask);
+	sigaddset(&nmask, SIGHUP);
 	sigaddset(&nmask, SIGCHLD);
 	sigaddset(&nmask, SIGINT);
 	sigaddset(&nmask, SIGPWR);