package config

import "sync"

// this package can provide a trivial way to track which
// protobufs have been modified and need to be written to disk
// todo: autogenpb could generate code to work with this

var saveMap map[string]bool
var saveLock sync.Mutex

func init() {
	// init() should be avoided, but this package and for making
	// this small string map, it seems a sensible exception
	saveMap = make(map[string]bool)
}

func SetChanged(name string, b bool) {
	saveLock.Lock()
	defer saveLock.Unlock()
	saveMap[name] = b
}

func HasChanged(name string) bool {
	return saveMap[name]
}