Merge pull request #77 from mredivo/no-log-signal2

Remove signal.go logging; log from hook functions instead.

graceful/signal.go

@@ -1,7 +1,6 @@
 package graceful
 
 import (
-	"log"
 	"os"
 	"os/signal"
 	"sync"
@@ -90,8 +89,7 @@ func PostHook(f func()) {
 }
 
 func waitForSignal() {
-	sig := <-sigchan
-	log.Printf("Received %v, gracefully shutting down!", sig)
+	<-sigchan
 
 	hookLock.Lock()
 	defer hookLock.Unlock()

serve.go

@@ -34,6 +34,8 @@ func Serve() {
 
 	graceful.HandleSignals()
 	bind.Ready()
+	graceful.PreHook(func() { log.Printf("Goji received signal, gracefully stopping") })
+	graceful.PostHook(func() { log.Printf("Goji stopped") })
 
 	err := graceful.Serve(listener, http.DefaultServeMux)