Mount local FS; get struct pointer so we can modify values

cmd/list.go

@@ -16,13 +16,13 @@ import (
 
 // Recurse into structure, returning reflect.Value of wanted field.
 //  Nested fields are named with a dot (ex "MyStruct.MyField")
-func getStructFieldValue(parentStruct interface{}, fieldName string) (reflect.Value, string, error) {
+func getStructFieldValue(parentStruct interface{}, fieldName string) (*reflect.Value, string, error) {
 	v := reflect.ValueOf(parentStruct)
 
-	if v.Kind() == reflect.Ptr {
+/*	if v.Kind() == reflect.Ptr {
 		v = v.Elem()
 	}
-
+*/
 	if false {
 		for i := 0 ; i < v.NumField(); i++ {
 			f := v.Field(i)
@@ -34,7 +34,8 @@ func getStructFieldValue(parentStruct interface{}, fieldName string) (reflect.Va
 
 	if strings.Contains(fieldName, ".") {
 		fs := strings.Split(fieldName, ".")
-		f := v.FieldByName(fs[0])
+		//f := v.FieldByName(fs[0])
+		f := v.Elem().FieldByName(fs[0])
 		if f.Kind() == reflect.Struct {
 			return getStructFieldValue(f.Interface(), strings.Join(fs[1:], "."))
 		} else {
@@ -43,13 +44,13 @@ func getStructFieldValue(parentStruct interface{}, fieldName string) (reflect.Va
 	} else {
 		f := v.FieldByName(fieldName)
 		if f.IsValid() {
-			return f, fieldName, nil
+			return &f, fieldName, nil
 		} else {
-			return v, fieldName, errors.New(fmt.Sprintf("Field not found: %s", fieldName))
+			return &v, fieldName, errors.New(fmt.Sprintf("Field not found: %s", fieldName))
 		}
 	}
 
-	return v, fieldName, nil
+	return &v, fieldName, nil
 }
 
 
@@ -365,7 +366,7 @@ func ListJails(args []string, display bool) {
 		js := initSortStruct()
 
 		// The way we manage criteria quantity is not very elegant...
-		var fct1, fct2, fct3 reflect.Value
+		var fct1, fct2, fct3 *reflect.Value
 		for i, c := range strings.Split(gSortFields, ",") {
 			var fctName string
 			if strings.HasPrefix(c, "-") {