From: Dmitry Gutov <dgutov@yandex.ru>
Date: Fri, 26 Jun 2020 00:33:13 +0000 (+0300)
Subject: project-known-roots: Rename and improve
X-Git-Tag: emacs-28.0.90~7095
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=733921edfebe54488143719fada303d2d5d35b29;p=emacs.git

project-known-roots: Rename and improve

* lisp/progmodes/project.el (project-known-project-roots):
Rename from 'project-known-roots'.  Update the docstring.  Make
sure the returned value is a list of strings.  Update the caller
(bug#41821).
---

diff --git a/lisp/progmodes/project.el b/lisp/progmodes/project.el
index e1adabd2f97..add0e592f69 100644
--- a/lisp/progmodes/project.el
+++ b/lisp/progmodes/project.el
@@ -937,10 +937,10 @@ It's also possible to enter an arbitrary directory not in the list."
       pr-dir)))
 
 ;;;###autoload
-(defun project-known-roots ()
-  "Return a list of known project roots."
+(defun project-known-project-roots ()
+  "Return the list of root directories of all known projects."
   (project--ensure-read-project-list)
-  project--list)
+  (mapcar #'car project--list))
 
 
 ;;; Project switching