(emerge-temp-file-prefix): Use temporary-file-directory.

diff --git a/lisp/emerge.el b/lisp/emerge.el
index d42f8ff2f3e4c253e34ac85f4b0a439900d0ce52..023727e26b2813056e7420e33f3b2c56c4abef63 100644 (file)
--- a/lisp/emerge.el
+++ b/lisp/emerge.el
@@ -290,9 +290,9 @@ displaying a difference."
   :group 'emerge)
 
 (defcustom emerge-temp-file-prefix
-  (concat system-tmp-directory "/emerge")
+  (expand-file-name "emerge" temporary-file-directory)
   "*Prefix to put on Emerge temporary file names.
-Do not start with `~/' or `~user-name/'."
+Do not start with `~/' or `~USERNAME/'."
   :type 'string
   :group 'emerge)