cmk: don't print discovered apis message in cmd line mode

This avoids printing message in cmd line mode, where output of the cmk
command may be processed by a shell script.

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>

cmk.go

@@ -51,6 +51,7 @@ func main() {
  apiKey := flag.String("k", "", "cloudStack user's API Key")
  secretKey := flag.String("s", "", "cloudStack user's secret Key")
  flag.Parse()
+ args := flag.Args()
 
  cfg := config.NewConfig(configFilePath)
 
@@ -91,14 +92,13 @@ func main() {
  if *apiKey != "" && *secretKey != "" {
  request := cmd.NewRequest(nil, cfg, nil)
  syncResponse, err := cmd.NewAPIRequest(request, "listApis", []string{"listall=true"}, false)
- if err == nil {
+ if err == nil && len(args) == 0 {
  fmt.Printf("Discovered %v APIs\n", cfg.UpdateCache(syncResponse))
  }
  }
 
  cli.SetConfig(cfg)
 
- args := flag.Args()
  config.Debug("cmdline args:", strings.Join(os.Args, ", "))
  if len(args) > 0 {
  if err := cli.ExecCmd(args); err != nil {