From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Mon, 2 Mar 2015 16:38:18 +0000 (+0100)
Subject: runsvdir: do not block SIGCHLD around poll/sleep
X-Git-Tag: 1_24_0~180
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=dac8d80f77af617effadc50f6be47768685d81b0;p=oweals%2Fbusybox.git

runsvdir: do not block SIGCHLD around poll/sleep

There is no reason to do so. We do not even have SIGCHLD handler.

function                                             old     new   delta
runsvdir_main                                       1077    1057     -20

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/runit/runsvdir.c b/runit/runsvdir.c
index 809c48a51..a08af3bae 100644
--- a/runit/runsvdir.c
+++ b/runit/runsvdir.c
@@ -345,14 +345,12 @@ int runsvdir_main(int argc UNUSED_PARAM, char **argv)
 #endif
 		{
 			unsigned deadline = (need_rescan ? 1 : 5);
-			sig_block(SIGCHLD);
 #if ENABLE_FEATURE_RUNSVDIR_LOG
 			if (rplog)
 				poll(pfd, 1, deadline*1000);
 			else
 #endif
 				sleep(deadline);
-			sig_unblock(SIGCHLD);
 		}
 
 #if ENABLE_FEATURE_RUNSVDIR_LOG