Only use settings.json if ~/.micro exists

Fixes #3

diff --git a/src/settings.go b/src/settings.go
index 106fe8c40db539e492851802c4b8f2cba92791ba..0e026f5d1d5768c9e2ad7a8fe373b4de5d7a03dc 100644 (file)
--- a/src/settings.go
+++ b/src/settings.go
@@ -51,8 +51,15 @@ func InitSettings() {
 
 // WriteSettings writes the settings to the specified filename as JSON
 func WriteSettings(filename string) error {
-       txt, _ := json.MarshalIndent(settings, "", "    ")
-       err := ioutil.WriteFile(filename, txt, 0644)
+       var err error
+       home, err := homedir.Dir()
+       if err != nil {
+               return err
+       }
+       if _, e := os.Stat(home + "/.micro"); e == nil {
+               txt, _ := json.MarshalIndent(settings, "", "    ")
+               err = ioutil.WriteFile(filename, txt, 0644)
+       }
        return err
 }