From 14b99fac2a02b81fbe7b9ddc9fb708cba054bf35 Mon Sep 17 00:00:00 2001
From: Matthias Radestock <matthias.radestock@gmail.com>
Date: Wed, 6 May 2015 19:39:44 +0100
Subject: [PATCH] minor refactors

---
 common/signals.go | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/common/signals.go b/common/signals.go
index 067bf340..fdc49119 100644
--- a/common/signals.go
+++ b/common/signals.go
@@ -8,18 +8,17 @@ import (
 )
 
 // A subsystem/server/... that can be stopped or queried about the status with a signal
-type SignalsReceiver interface {
-	Status() string
+type SignalReceiver interface {
 	Stop() error
+	Status() string
 }
 
-func SignalHandlerLoop(ss ...SignalsReceiver) {
+func SignalHandlerLoop(ss ...SignalReceiver) {
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGUSR1)
 	buf := make([]byte, 1<<20)
 	for {
-		sig := <-sigs
-		switch sig {
+		switch <-sigs {
 		case syscall.SIGINT:
 			Info.Printf("=== received SIGINT ===\n*** exiting\n")
 			for _, subsystem := range ss {