Fix Bug#26763

* lisp/files.el (delete-directory): Call file name handler
with `trash' argument.

* lisp/net/ange-ftp.el (ange-ftp-delete-directory):
* lisp/net/tramp-sh.el (tramp-sh-handle-delete-directory):
Add TRASH arg.  Implement it.  (Bug#26763)
(tramp-get-remote-trash): Check for `delete-by-moving-to-trash'.

* lisp/net/tramp-adb.el (tramp-adb-handle-delete-directory):
* lisp/net/tramp-smb.el (tramp-smb-handle-delete-directory):
Add _TRASH arg.

5 files changed, 16 insertions, 13 deletions

diff --git a/lisp/files.el b/lisp/files.el
index 0978fa254f6..d193749bb88 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -5477,7 +5477,7 @@ RECURSIVE if DIRECTORY is nonempty."
   (let ((handler (find-file-name-handler directory 'delete-directory)))
     (cond
      (handler
-      (funcall handler 'delete-directory directory recursive))
+      (funcall handler 'delete-directory directory recursive trash))
      ((and delete-by-moving-to-trash trash)
       ;; Only move non-empty dir to trash if recursive deletion was
       ;; requested.  This mimics the non-`delete-by-moving-to-trash'
diff --git a/lisp/net/ange-ftp.el b/lisp/net/ange-ftp.el
index cd0ae8d4203..7b8b3fc8809 100644
--- a/lisp/net/ange-ftp.el
+++ b/lisp/net/ange-ftp.el
@@ -4128,15 +4128,15 @@ directory, so that Emacs will know its current contents."
             (ange-ftp-add-file-entry dir t))
         (ange-ftp-real-make-directory dir)))))
 
-(defun ange-ftp-delete-directory (dir &optional recursive)
+(defun ange-ftp-delete-directory (dir &optional recursive trash)
   (if (file-directory-p dir)
       (let ((parsed (ange-ftp-ftp-name dir)))
         (if recursive
             (mapc
              (lambda (file)
                (if (file-directory-p file)
-                   (ange-ftp-delete-directory file recursive)
-                 (delete-file file)))
+                   (ange-ftp-delete-directory file recursive trash)
+                 (delete-file file trash)))
              ;; We do not want to delete "." and "..".
              (directory-files
               dir 'full "^\\([^.]\\|\\.\\([^.]\\|\\..\\)\\).*")))
@@ -4170,7 +4170,7 @@ directory, so that Emacs will know its current contents."
                                           dir
                                           (cdr result))))
               (ange-ftp-delete-file-entry dir t))
-          (ange-ftp-real-delete-directory dir recursive)))
+          (ange-ftp-real-delete-directory dir recursive trash)))
     (error "Not a directory: %s" dir)))
 
 ;; Make a local copy of FILE and return its name.
diff --git a/lisp/net/tramp-adb.el b/lisp/net/tramp-adb.el
index 240e017279c..a80bc0bdb2a 100644
--- a/lisp/net/tramp-adb.el
+++ b/lisp/net/tramp-adb.el
@@ -521,7 +521,7 @@ Emacs dired can't find files."
     (tramp-flush-file-property v (file-name-directory localname))
     (tramp-flush-directory-property v localname)))
 
-(defun tramp-adb-handle-delete-directory (directory &optional recursive)
+(defun tramp-adb-handle-delete-directory (directory &optional recursive _trash)
   "Like `delete-directory' for Tramp files."
   (setq directory (expand-file-name directory))
   (with-parsed-tramp-file-name (file-truename directory) nil
diff --git a/lisp/net/tramp-sh.el b/lisp/net/tramp-sh.el
index 475f2b9a5d1..71afb9aeb75 100644
--- a/lisp/net/tramp-sh.el
+++ b/lisp/net/tramp-sh.el
@@ -2566,7 +2566,7 @@ The method used must be an out-of-band method."
                  (tramp-shell-quote-argument localname))
        "Couldn't make directory %s" dir))))
 
-(defun tramp-sh-handle-delete-directory (directory &optional recursive)
+(defun tramp-sh-handle-delete-directory (directory &optional recursive trash)
   "Like `delete-directory' for Tramp files."
   (setq directory (expand-file-name directory))
   (with-parsed-tramp-file-name directory nil
@@ -2574,7 +2574,8 @@ The method used must be an out-of-band method."
     (tramp-flush-directory-property v localname)
     (tramp-barf-unless-okay
      v (format "cd / && %s %s"
-               (if recursive "rm -rf" "rmdir")
+               (or (and trash (tramp-get-remote-trash v))
+                   (if recursive "rm -rf" "rmdir"))
                (tramp-shell-quote-argument localname))
      "Couldn't delete %s" directory)))
 
@@ -5394,10 +5395,12 @@ Nonexistent directories are removed from spec."
         result))))
 
 (defun tramp-get-remote-trash (vec)
-  "Determine remote `trash' command."
-  (with-tramp-connection-property vec "trash"
-    (tramp-message vec 5 "Finding a suitable `trash' command")
-    (tramp-find-executable vec "trash" (tramp-get-remote-path vec))))
+  "Determine remote `trash' command.
+This command is returned only if `delete-by-moving-to-trash' is non-nil."
+  (and delete-by-moving-to-trash
+       (with-tramp-connection-property vec "trash"
+         (tramp-message vec 5 "Finding a suitable `trash' command")
+         (tramp-find-executable vec "trash" (tramp-get-remote-path vec)))))
 
 (defun tramp-get-remote-touch (vec)
   "Determine remote `touch' command."
diff --git a/lisp/net/tramp-smb.el b/lisp/net/tramp-smb.el
index 4205376d655..014e1e86011 100644
--- a/lisp/net/tramp-smb.el
+++ b/lisp/net/tramp-smb.el
@@ -617,7 +617,7 @@ PRESERVE-UID-GID and PRESERVE-EXTENDED-ATTRIBUTES are completely ignored."
        (tramp-compat-file-attribute-modification-time
         (file-attributes filename))))))
 
-(defun tramp-smb-handle-delete-directory (directory &optional recursive)
+(defun tramp-smb-handle-delete-directory (directory &optional recursive _trash)
   "Like `delete-directory' for Tramp files."
   (setq directory (directory-file-name (expand-file-name directory)))
   (when (file-exists-p directory)