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author | Eli Zaretskii <eliz@gnu.org> | 2009-01-24 16:19:56 +0000 |
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committer | Eli Zaretskii <eliz@gnu.org> | 2009-01-24 16:19:56 +0000 |
commit | 001c62047a9c665b3a4250a33eb7e21a215e3f10 (patch) | |
tree | 208ae99dc5d713be23156b90622ee0dec07f4319 /lisp/env.el | |
parent | d8cb7e3da48c23d0199275f21ef5a50302049f55 (diff) | |
download | emacs-001c62047a9c665b3a4250a33eb7e21a215e3f10.tar.gz |
(environment): Function removed.
Diffstat (limited to 'lisp/env.el')
-rw-r--r-- | lisp/env.el | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/lisp/env.el b/lisp/env.el index 208ca77465c..8d8bebe09ba 100644 --- a/lisp/env.el +++ b/lisp/env.el @@ -205,54 +205,6 @@ in the environment list of the selected frame." (message "%s" (if value value "Not set"))) value)) -(defun environment (&optional frame) - "Return a list of environment variables with their values. -Each entry in the list is a string of the form NAME=VALUE. - -The returned list can not be used to change environment -variables, only read them. See `setenv' to do that. - -If optional parameter FRAME is non-nil, then it should be a -frame. The function returns the environment of that frame. - -The list is constructed by concatenating the elements of -`process-environment' and the 'environment parameter of the -selected frame, and removing duplicated and empty values. - -Non-ASCII characters are encoded according to the initial value of -`locale-coding-system', i.e. the elements must normally be decoded for use. -See `setenv' and `getenv'." - (let* ((env (append process-environment - ;; (frame-environment frame) - nil)) - (scan env) - prev seen) - ;; Remove unset variables from the beginning of the list. - (while (and env - (or (not (stringp (car env))) - (not (string-match "=" (car env))))) - (or (member (car env) seen) - (setq seen (cons (car env) seen))) - (setq env (cdr env) - scan env)) - (let (name) - (while scan - (cond ((or (not (stringp (car scan))) - (not (string-match "=" (car scan)))) - ;; Unset variable. - (or (member (car scan) seen) - (setq seen (cons (car scan) seen))) - (setcdr prev (cdr scan))) - ((member (setq name (substring (car scan) 0 (string-match "=" (car scan)))) seen) - ;; Duplicated variable. - (setcdr prev (cdr scan))) - (t - ;; New variable. - (setq seen (cons name seen)))) - (setq prev scan - scan (cdr scan)))) - env)) - (provide 'env) ;; arch-tag: b7d6a8f7-bc81-46db-8e39-8d721d4ed0b8 |