daemon: exit monitor process for SIG{HUP,TERM,USR1}

It ensures that binding socket is closed in monitor process. It also
ensures that even if child process makes a failure during termination,
SIGSEGV or other, monitor process also terminates.

diff --git a/src/daemon.c b/src/daemon.c
index 82d1c9e..5d7979d 100644 (file)
--- a/src/daemon.c
+++ b/src/daemon.c
@@ -66,7 +66,10 @@ pid_t child_pid = 0;
 static void kill_child_handler(int num)
 {
     if (child_pid)
+    {
         kill(child_pid, num);
+        _exit(0);
+    }
 }
 
 static void keepalive(void (*work)(void *data), void *data)