bug#57714: [PATCH] Fix project-remember-projects-under recursive

[ookami via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

From 748928f579388b018f50265d0826075d5d12071c Mon Sep 17 00:00:00 2001
From: ookami <mail@ookami.one>
Date: Sat, 10 Sep 2022 15:43:23 +0800
Subject: [PATCH] Fix project-remember-projects-under recursive

---
 lisp/progmodes/project.el | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/lisp/progmodes/project.el b/lisp/progmodes/project.el
index 30f51704dc..d07acf361e 100644
--- a/lisp/progmodes/project.el
+++ b/lisp/progmodes/project.el
@@ -1498,7 +1498,9 @@ project-remember-projects-under
 projects."
   (interactive "DDirectory: \nP")
   (project--ensure-read-project-list)
-  (let ((queue (directory-files dir t nil t)) (count 0)
+  (let ((queue (directory-files
+                dir t directory-files-no-dot-files-regexp t))
+        (count 0)
         (known (make-hash-table
                 :size (* 2 (length project--list))
                 :test #'equal )))
@@ -1506,15 +1508,20 @@ project-remember-projects-under
       (puthash project t known))
     (while queue
       (when-let ((subdir (pop queue))
-                 ((file-directory-p subdir))
-                 ((not (gethash subdir known))))
-        (when-let (pr (project--find-in-directory subdir))
-          (project-remember-project pr t)
-          (message "Found %s..." (project-root pr))
+                 ((file-directory-p subdir)))
+        (when-let ((project (project--find-in-directory subdir))
+                   (project-root (project-root project))
+                   ((not (gethash project-root known))))
+          (project-remember-project project t)
+          (puthash project-root t known)
+          (message "Found %s..." project-root)
           (setq count (1+ count)))
-        (when (and recursive (file-symlink-p subdir))
-          (setq queue (nconc (directory-files subdir t nil t) queue))
-          (puthash subdir t known))))
+        (when (and recursive (file-directory-p subdir))
+          (setq queue
+                (nconc
+                 (directory-files
+                  subdir t directory-files-no-dot-files-regexp t)
+                 queue)))))
     (unless (eq recursive 'in-progress)
       (if (zerop count)
           (message "No projects were found")
-- 
2.37.3