1 files changed, 34 insertions, 1 deletions

diff --git a/changed.go b/changed.go
index df955cb..32159cd 100644
--- a/changed.go
+++ b/changed.go
@@ -1,6 +1,11 @@
 package config
 
-import "sync"
+import (
+	"os"
+	"runtime"
+	"strings"
+	"sync"
+)
 
 // this package can provide a trivial way to track which
 // protobufs have been modified and need to be written to disk
@@ -24,3 +29,31 @@ func SetChanged(name string, b bool) {
 func HasChanged(name string) bool {
 	return saveMap[name]
 }
+
+// a simple function name shortcut
+func Exists(filename string) bool {
+	_, err := os.Stat(Path(filename))
+	if os.IsNotExist(err) {
+		return false
+	}
+	return true
+}
+
+// simple function name shortcut
+func IsDir(dirname string) bool {
+	info, err := os.Stat(Path(dirname))
+	if os.IsNotExist(err) {
+		return false
+	}
+	return info.IsDir()
+}
+
+// notsure if this is a thing anymore. don't care much either
+func Path(filename string) string {
+	// log.Log(INFO, "Path() START filename =", filename)
+	if runtime.GOOS == "windows" {
+		filename = strings.Replace(filename, "/", "\\", -1)
+	}
+	// log.Log(INFO, "Path() END filename =", filename)
+	return filename
+}