From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: lu4nx Newsgroups: gmane.emacs.bugs Subject: bug#22091: [PATCH 1/2] * lisp/env.el: Add (whereis-command) Date: Fri, 4 Dec 2015 14:25:12 +0800 Message-ID: <1449210313-10200-1-git-send-email-lx@shellcodes.org> NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1449214064 20554 80.91.229.3 (4 Dec 2015 07:27:44 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 4 Dec 2015 07:27:44 +0000 (UTC) Cc: lu4nx To: 22091@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Dec 04 08:27:30 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1a4klr-00031t-MI for geb-bug-gnu-emacs@m.gmane.org; Fri, 04 Dec 2015 08:27:11 +0100 Original-Received: from localhost ([::1]:39158 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a4klq-00025I-Tg for geb-bug-gnu-emacs@m.gmane.org; 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(message "%s" (if value value "Not set"))) value)) +(defun whereis-command (command) + (let ((paths (split-string (getenv "PATH") ":"))) + (remove-if-not + (lambda (path) + (file-exists-p (format "%s/%s" path command))) + paths))) + (provide 'env) ;;; env.el ends here -- 2.5.0