Use a more idiomatic syntax to capture the exit.

2013-07-26 18:12:05 -07:00 · 2013-07-26 18:12:05 -07:00 · 7cc90f2bc5
parent 01ce312c2d
commit 7cc90f2bc5
1 changed files with 4 additions and 5 deletions
--- a/commands.go
+++ b/commands.go
@ -319,12 +319,11 @@ func (cli *DockerCli) CmdLogin(args ...string) error {
 		authconfig = auth.AuthConfig{}
 	}

-	c := make(chan os.Signal, 1)
-	signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
+	sigchan := make(chan os.Signal, 1)
+	signal.Notify(sigchan, syscall.SIGINT, syscall.SIGTERM)
 	go func() {
-		for sig := range c {
+		<-sigchan
 		os.Exit(1)
-		}
 	}()

 	if *flUsername == "" {