From 4cddca3070934602b0156a5cc260c633f210599c Mon Sep 17 00:00:00 2001 From: Glenn Morris Date: Mon, 31 Dec 2012 13:20:07 -0800 Subject: [PATCH] * files.el (parse-colon-path): Return nil for empty path elements. Fixes: debbugs:13296 --- lisp/ChangeLog | 5 +++++ lisp/files.el | 9 ++++++--- 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/lisp/ChangeLog b/lisp/ChangeLog index a62a9cdb18..2a7fc8f7fd 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,8 @@ +2012-12-31 Glenn Morris + + * files.el (parse-colon-path): Doc fix. (Bug#12351) + Return nil for empty path elements. (Bug#13296) + 2012-12-31 Fabián Ezequiel Gallina * progmodes/python.el (python-nav-end-of-statement): Rewrite in diff --git a/lisp/files.el b/lisp/files.el index 62ad96cf28..301653abfb 100644 --- a/lisp/files.el +++ b/lisp/files.el @@ -660,11 +660,14 @@ Not actually set up until the first time you use it.") "Explode a search path into a list of directory names. Directories are separated by `path-separator' (which is colon in GNU and Unix systems). Substitute environment variables into the -resulting list of directory names." +resulting list of directory names. For an empty path element (i.e., +a leading or trailing separator, or two adjacent separators), return +nil (meaning `default-directory') as the associated list element." (when (stringp search-path) (mapcar (lambda (f) - (substitute-in-file-name (file-name-as-directory f))) - (split-string search-path path-separator t)))) + (if (equal "" f) nil + (substitute-in-file-name (file-name-as-directory f)))) + (split-string search-path path-separator)))) (defun cd-absolute (dir) "Change current directory to given absolute file name DIR." -- 2.20.1