#| -*-Scheme-*-
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/unxprm.scm,v 1.17 1992/05/26 05:31:03 mhwu Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/unxprm.scm,v 1.18 1992/05/26 05:55:47 mhwu Exp $
Copyright (c) 1988-91 Massachusetts Institute of Technology
(let ((dir (->namestring
(pathname-as-directory
(merge-pathnames (car eligible-directories))))))
- (if (file-writable? dir)
+ (if (and (file-directory? dir) (file-writable? dir))
(let ((base-name
(string-append dir "_" (unix/current-user-name) "_scm")))
(let unique-file ((ext 0))