Be more explicit when setting temporary-file-directory

The tilde doesn't seem to get handled in the same way on Windows.

Author: mjs

lisp/temp-config.el

@@ -5,7 +5,8 @@
 ;; Set up where temporary, backup and auto-save files go.
 
 ;;; Code:
-(setq temporary-file-directory "~/.emacs.d/var/")
+(setq emacsd-directory (expand-file-name "~/.emacs.d"))
+(setq temporary-file-directory (concat emacsd-directory "/var/"))
 (defvar auto-save-dir (concat temporary-file-directory "auto-save/"))
 (setq auto-save-list-file-prefix (concat auto-save-dir ".saves-"))
 (setq auto-save-file-name-transforms `((".*" ,auto-save-dir t)))