@@ -0,0 +1,37 @@
+package cache
+
+import (
+	"os"
+	"path/filepath"
+
+	"go.alanpearce.eu/homestead/internal/file"
+)
+
+var home string
+var Root *os.Root
+
+func init() {
+	var err error
+	home, err = os.UserCacheDir()
+	if err != nil {
+		panic("could not determine user cache directory: " + err.Error())
+	}
+
+	dir := filepath.Join(home, "homestead")
+
+	if !file.Exists(dir) {
+		err = os.MkdirAll(dir, 0o750)
+		if err != nil {
+			panic("could not create cache sub-directory: " + err.Error())
+		}
+	}
+
+	Root, err = os.OpenRoot(dir)
+	if err != nil {
+		panic("could not open cache sub-directory: " + err.Error())
+	}
+}
+
+func JoinPath(path string) string {
+	return filepath.Join(Root.Name(), path)
+}