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 809c48a510e6b20a42b8f2012a28d1d63c961d33..a08af3baedd60b67c55c912beb9233560579f100 100644 (file)
--- 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