Trailing whitespace deleted.

[bpt/emacs.git] / lisp / env.el

diff --git a/lisp/env.el b/lisp/env.el
index e19f9f7..f41677f 100644 (file)
--- a/lisp/env.el
+++ b/lisp/env.el
@@ -55,10 +55,10 @@ If it is also not t, RET does not exit if it does non-null completion."
 `$FOO' where FOO is an environment variable name means to substitute
 the value of that variable.  The variable name should be terminated
 with a character not a letter, digit or underscore; otherwise, enclose
-the entire variable name in braces.  Use `$$' to insert a single 
+the entire variable name in braces.  Use `$$' to insert a single
 dollar sign."
   (let ((start 0))
-    (while (string-match 
+    (while (string-match
            (rx (or (and "$" (submatch (1+ (in "a-zA-Z0-9_"))))
                    (and "${" (submatch (minimal-match (0+ anything))) "}")
                    "$$"))
@@ -101,13 +101,13 @@ This function works by modifying `process-environment'."
        (when value
         (push value setenv-history))
        ;; Here finally we specify the args to give call setenv with.
-       (list var 
+       (list var
             (read-from-minibuffer (format "Set %s to value: " var)
                                   nil nil nil 'setenv-history
                                   value)
-            nil 
+            nil
             t))))
-  (if unset 
+  (if unset
       (setq value nil)
     (if substitute-env-vars
        (setq value (substitute-env-vars value))))