Merge from origin/emacs-26

11bd8aa24b Fix flymake's loading of subr-x
b500e06f4d Fix Bug#28896
d815de017b Skip a Flymake test for old gcc versions
fd3d8610b2 Make :align-to account for display-line-numbers
831eafc8ae Augment Flymake API for third-party extensions
ddd547fada Improve treatment of Fortran's "class default"
234b1e3864 Flymake backends must check proc obsoleteness in source bu...
3ea6a4d4ba Skip an rsync test in tramp-tests.el
25f83fa7c5 ; Indentation fixes
4d578d432d On Windows default a frame's border width to zero (Bug#28873)
6f1dea5c74 Spelling fixes
b8433b0954 Use pop-to-buffer-same-window instead of switch-to-buffer
2f7163fb72 Fix the MSDOS build.
2551d28fe8 Fix line number display after 'widen'
dc8812829b Remove resizable attribute on macOS undecorated frames (bu...
b970a4a52a Fix handling of `border-width' in `frameset--restore-frame...
445e92658f Mention how to send CC to > 1 address in a bug report
8ca6fa585a Improve format-time-string doc
2e1b3522b8 Improve documentation of 'line-number-display-width'
5b6e59cfdb Implement vc-default-dir-extra-headers for vc-rcs
22adeca42a In NEWS give advice on use of `switch-to-buffer' (Bug#28645)
2c3e6f1ddc Dont update primary selection with winner-undo
b38724ab67 Work around ImageMagick bug 825
20cc68e871 Document rectangle-preview option more (Bug#27974)
a0b7b301dd Do not reject https://gnu.org in commit messages
fb4200a875 Fix Edebug spec for cl-defun (bug#24255)
db68cefe72 Fix errors in kmacro.el post-command-hook
c63b344c3d Fix range-error in image-dired.el
081d2187c4 Fix 'line-number-display-width' in hscrolled windows
16e85456e7 Fix error in tramp-smb-handle-insert-directory
613db8d35c Don't reject PBM header whitespace unnecessarily
3205b12a78 Fix regression in display of PPM images
1ca9ae7069 Require subr-x when compiling nnimap.el
de60992053 Fix ert-test finding by symbol (Bug#28849)
51615a8082 Don't remember old debugger window (Bug#17882)
5980de3727 Disable python native completion on w32 (Bug#28580)
616b4c5956 Let select-frame-by-name choose any frame when called from...
8eb3c01dbd * lisp/dired-aux.el (dired-create-directory): Doc fix.
325dfdae13 Avoid compilation warnings in optimized builds
f79382819c ; * src/composite.c (Fclear_composition_cache): Fix last c...
f95cd5cd70 Improve customization of arabic-shaper-ZWNJ-handling.
a7f154688d Improve customization type of 'mouse-drag-and-drop-region'
864734d112 ; Prefer https: to http: in GNU URLs
3c78960a47 Encourage https: in commit messages
def9715282 ; Cleanup of etc/NEWS
4e59ecc646 Fix wording in Elisp manual's child frames section (Bug#28...
eda9f5018c Another fix for C mode fontification of w32 source files
05aadd8990 Fix fontification of ALIGN_STACK functions
aa0c38f358 Make sure thread stack is properly aligned on MS-Windows
d7038020aa Do not under-align pseudovectors
ff33053012 Fix indentation bug in multi-line CSS selectors
8968be822e ; * etc/NEWS: Grammar and spelling fixes
716b84034d gnutls_mac_get_nonce_size has been added in gnutls 3.3
55e313f7be ; * CONTRIBUTE: More suggestions for using US English.
622c675648 * CONTRIBUTE: Suggest American English.

# Conflicts:
#	etc/NEWS
#	msdos/sed2v2.inp

4 files changed, 138 insertions, 121 deletions

diff --git a/lisp/net/tramp-adb.el b/lisp/net/tramp-adb.el
index e75efcf483f..bf21db2e8d8 100644
--- a/lisp/net/tramp-adb.el
+++ b/lisp/net/tramp-adb.el
@@ -802,38 +802,43 @@ PRESERVE-UID-GID and PRESERVE-EXTENDED-ATTRIBUTES are completely ignored."
   (setq filename (expand-file-name filename)
 	newname (expand-file-name newname))
 
-  (let ((t1 (tramp-tramp-file-p filename))
-	(t2 (tramp-tramp-file-p newname)))
-    (with-parsed-tramp-file-name (if t1 filename newname) nil
-      (with-tramp-progress-reporter
-	  v 0 (format "Renaming %s to %s" filename newname)
-
-	(if (and t1 t2
-		 (tramp-equal-remote filename newname)
-		 (not (file-directory-p filename)))
-	    (let ((l1 (file-remote-p filename 'localname))
-		  (l2 (file-remote-p newname 'localname)))
-	      (when (and (not ok-if-already-exists)
-			 (file-exists-p newname))
-		(tramp-error v 'file-already-exists newname))
-	      ;; We must also flush the cache of the directory, because
-	      ;; `file-attributes' reads the values from there.
-	      (tramp-flush-file-property v (file-name-directory l1))
-	      (tramp-flush-file-property v l1)
-	      (tramp-flush-file-property v (file-name-directory l2))
-	      (tramp-flush-file-property v l2)
-	      ;; Short track.
-	      (tramp-adb-barf-unless-okay
-	       v (format
-		  "mv -f %s %s"
-		  (tramp-shell-quote-argument l1)
-		  (tramp-shell-quote-argument l2))
-	       "Error renaming %s to %s" filename newname))
-
-	  ;; Rename by copy.
-	  (copy-file
-	   filename newname ok-if-already-exists 'keep-time 'preserve-uid-gid)
-	  (delete-file filename))))))
+  (if (file-directory-p filename)
+      (progn
+	(copy-directory filename newname t t)
+	(delete-directory filename 'recursive))
+
+    (let ((t1 (tramp-tramp-file-p filename))
+	  (t2 (tramp-tramp-file-p newname)))
+      (with-parsed-tramp-file-name (if t1 filename newname) nil
+	(with-tramp-progress-reporter
+	    v 0 (format "Renaming %s to %s" filename newname)
+
+	  (if (and t1 t2
+		   (tramp-equal-remote filename newname)
+		   (not (file-directory-p filename)))
+	      (let ((l1 (file-remote-p filename 'localname))
+		    (l2 (file-remote-p newname 'localname)))
+		(when (and (not ok-if-already-exists)
+			   (file-exists-p newname))
+		  (tramp-error v 'file-already-exists newname))
+		;; We must also flush the cache of the directory, because
+		;; `file-attributes' reads the values from there.
+		(tramp-flush-file-property v (file-name-directory l1))
+		(tramp-flush-file-property v l1)
+		(tramp-flush-file-property v (file-name-directory l2))
+		(tramp-flush-file-property v l2)
+		;; Short track.
+		(tramp-adb-barf-unless-okay
+		 v (format
+		    "mv -f %s %s"
+		    (tramp-shell-quote-argument l1)
+		    (tramp-shell-quote-argument l2))
+		 "Error renaming %s to %s" filename newname))
+
+	    ;; Rename by copy.
+	    (copy-file
+	     filename newname ok-if-already-exists 'keep-time 'preserve-uid-gid)
+	    (delete-file filename)))))))
 
 (defun tramp-adb-handle-process-file
   (program &optional infile destination display &rest args)
diff --git a/lisp/net/tramp-gvfs.el b/lisp/net/tramp-gvfs.el
index 2b29a1b55f5..51d24cbc1b0 100644
--- a/lisp/net/tramp-gvfs.el
+++ b/lisp/net/tramp-gvfs.el
@@ -675,6 +675,11 @@ file names."
   (unless (memq op '(copy rename))
     (error "Unknown operation `%s', must be `copy' or `rename'" op))
 
+  (if (file-directory-p filename)
+      (progn
+	(copy-directory filename newname keep-date t)
+	(when (eq op 'rename) (delete-directory filename 'recursive)))
+
     (let ((t1 (tramp-tramp-file-p filename))
 	  (t2 (tramp-tramp-file-p newname))
 	  (equal-remote (tramp-equal-remote filename newname))
@@ -738,7 +743,7 @@ file names."
 	  (when t2
 	    (with-parsed-tramp-file-name newname nil
 	      (tramp-flush-file-property v (file-name-directory localname))
-	      (tramp-flush-file-property v localname)))))))
+	      (tramp-flush-file-property v localname))))))))
 
 (defun tramp-gvfs-handle-copy-file
   (filename newname &optional ok-if-already-exists keep-date
diff --git a/lisp/net/tramp-sh.el b/lisp/net/tramp-sh.el
index bdb7a132408..52a6b8fac0b 100644
--- a/lisp/net/tramp-sh.el
+++ b/lisp/net/tramp-sh.el
@@ -2039,96 +2039,102 @@ of `copy' and `rename'.  FILENAME and NEWNAME must be absolute
 file names."
   (unless (memq op '(copy rename))
     (error "Unknown operation `%s', must be `copy' or `rename'" op))
-  (let ((t1 (tramp-tramp-file-p filename))
-	(t2 (tramp-tramp-file-p newname))
-	(length (tramp-compat-file-attribute-size
-		 (file-attributes (file-truename filename))))
-	(attributes (and preserve-extended-attributes
-			 (apply 'file-extended-attributes (list filename)))))
 
-    (with-parsed-tramp-file-name (if t1 filename newname) nil
-      (when (and (not ok-if-already-exists) (file-exists-p newname))
-	(tramp-error v 'file-already-exists newname))
-
-      (with-tramp-progress-reporter
-	  v 0 (format "%s %s to %s"
-		      (if (eq op 'copy) "Copying" "Renaming")
-		      filename newname)
+  (if (file-directory-p filename)
+      (progn
+	(copy-directory filename newname keep-date t)
+	(when (eq op 'rename) (delete-directory filename 'recursive)))
 
-	(cond
-	 ;; Both are Tramp files.
-	 ((and t1 t2)
-	  (with-parsed-tramp-file-name filename v1
-	    (with-parsed-tramp-file-name newname v2
-	      (cond
-	       ;; Shortcut: if method, host, user are the same for
-	       ;; both files, we invoke `cp' or `mv' on the remote
-	       ;; host directly.
-	       ((tramp-equal-remote filename newname)
-		(tramp-do-copy-or-rename-file-directly
-		 op filename newname
-		 ok-if-already-exists keep-date preserve-uid-gid))
-
-	       ;; Try out-of-band operation.
-	       ((and
-		 (tramp-method-out-of-band-p v1 length)
-		 (tramp-method-out-of-band-p v2 length))
-		(tramp-do-copy-or-rename-file-out-of-band
-		 op filename newname keep-date))
-
-	       ;; No shortcut was possible.  So we copy the file
-	       ;; first.  If the operation was `rename', we go back
-	       ;; and delete the original file (if the copy was
-	       ;; successful).  The approach is simple-minded: we
-	       ;; create a new buffer, insert the contents of the
-	       ;; source file into it, then write out the buffer to
-	       ;; the target file.  The advantage is that it doesn't
-	       ;; matter which file name handlers are used for the
-	       ;; source and target file.
-	       (t
-		(tramp-do-copy-or-rename-file-via-buffer
-		 op filename newname keep-date))))))
-
-	 ;; One file is a Tramp file, the other one is local.
-	 ((or t1 t2)
-	  (cond
-	   ;; Fast track on local machine.
-	   ((tramp-local-host-p v)
-	    (tramp-do-copy-or-rename-file-directly
-	     op filename newname
-	     ok-if-already-exists keep-date preserve-uid-gid))
+    (let ((t1 (tramp-tramp-file-p filename))
+	  (t2 (tramp-tramp-file-p newname))
+	  (length (tramp-compat-file-attribute-size
+		   (file-attributes (file-truename filename))))
+	  (attributes (and preserve-extended-attributes
+			   (apply 'file-extended-attributes (list filename)))))
 
-	   ;; If the Tramp file has an out-of-band method, the
-	   ;; corresponding copy-program can be invoked.
-	   ((tramp-method-out-of-band-p v length)
-	    (tramp-do-copy-or-rename-file-out-of-band
-	     op filename newname keep-date))
+      (with-parsed-tramp-file-name (if t1 filename newname) nil
+	(when (and (not ok-if-already-exists) (file-exists-p newname))
+	  (tramp-error v 'file-already-exists newname))
 
-	   ;; Use the inline method via a Tramp buffer.
-	   (t (tramp-do-copy-or-rename-file-via-buffer
-	       op filename newname keep-date))))
+	(with-tramp-progress-reporter
+	    v 0 (format "%s %s to %s"
+			(if (eq op 'copy) "Copying" "Renaming")
+			filename newname)
 
-	 (t
-	  ;; One of them must be a Tramp file.
-	  (error "Tramp implementation says this cannot happen")))
+	  (cond
+	   ;; Both are Tramp files.
+	   ((and t1 t2)
+	    (with-parsed-tramp-file-name filename v1
+	      (with-parsed-tramp-file-name newname v2
+		(cond
+		 ;; Shortcut: if method, host, user are the same for
+		 ;; both files, we invoke `cp' or `mv' on the remote
+		 ;; host directly.
+		 ((tramp-equal-remote filename newname)
+		  (tramp-do-copy-or-rename-file-directly
+		   op filename newname
+		   ok-if-already-exists keep-date preserve-uid-gid))
+
+		 ;; Try out-of-band operation.
+		 ((and
+		   (tramp-method-out-of-band-p v1 length)
+		   (tramp-method-out-of-band-p v2 length))
+		  (tramp-do-copy-or-rename-file-out-of-band
+		   op filename newname keep-date))
+
+		 ;; No shortcut was possible.  So we copy the file
+		 ;; first.  If the operation was `rename', we go back
+		 ;; and delete the original file (if the copy was
+		 ;; successful).  The approach is simple-minded: we
+		 ;; create a new buffer, insert the contents of the
+		 ;; source file into it, then write out the buffer to
+		 ;; the target file.  The advantage is that it doesn't
+		 ;; matter which file name handlers are used for the
+		 ;; source and target file.
+		 (t
+		  (tramp-do-copy-or-rename-file-via-buffer
+		   op filename newname keep-date))))))
+
+	   ;; One file is a Tramp file, the other one is local.
+	   ((or t1 t2)
+	    (cond
+	     ;; Fast track on local machine.
+	     ((tramp-local-host-p v)
+	      (tramp-do-copy-or-rename-file-directly
+	       op filename newname
+	       ok-if-already-exists keep-date preserve-uid-gid))
+
+	     ;; If the Tramp file has an out-of-band method, the
+	     ;; corresponding copy-program can be invoked.
+	     ((tramp-method-out-of-band-p v length)
+	      (tramp-do-copy-or-rename-file-out-of-band
+	       op filename newname keep-date))
+
+	     ;; Use the inline method via a Tramp buffer.
+	     (t (tramp-do-copy-or-rename-file-via-buffer
+		 op filename newname keep-date))))
 
-	;; Handle `preserve-extended-attributes'.  We ignore possible
-	;; errors, because ACL strings could be incompatible.
-	(when attributes
-	  (ignore-errors
-	    (apply 'set-file-extended-attributes (list newname attributes))))
-
-	;; In case of `rename', we must flush the cache of the source file.
-	(when (and t1 (eq op 'rename))
-	  (with-parsed-tramp-file-name filename v1
-	    (tramp-flush-file-property v1 (file-name-directory v1-localname))
-	    (tramp-flush-file-property v1 v1-localname)))
-
-	;; When newname did exist, we have wrong cached values.
-	(when t2
-	  (with-parsed-tramp-file-name newname v2
-	    (tramp-flush-file-property v2 (file-name-directory v2-localname))
-	    (tramp-flush-file-property v2 v2-localname)))))))
+	   (t
+	    ;; One of them must be a Tramp file.
+	    (error "Tramp implementation says this cannot happen")))
+
+	  ;; Handle `preserve-extended-attributes'.  We ignore possible
+	  ;; errors, because ACL strings could be incompatible.
+	  (when attributes
+	    (ignore-errors
+	      (apply 'set-file-extended-attributes (list newname attributes))))
+
+	  ;; In case of `rename', we must flush the cache of the source file.
+	  (when (and t1 (eq op 'rename))
+	    (with-parsed-tramp-file-name filename v1
+	      (tramp-flush-file-property v1 (file-name-directory v1-localname))
+	      (tramp-flush-file-property v1 v1-localname)))
+
+	  ;; When newname did exist, we have wrong cached values.
+	  (when t2
+	    (with-parsed-tramp-file-name newname v2
+	      (tramp-flush-file-property v2 (file-name-directory v2-localname))
+	      (tramp-flush-file-property v2 v2-localname))))))))
 
 (defun tramp-do-copy-or-rename-file-via-buffer (op filename newname keep-date)
   "Use an Emacs buffer to copy or rename a file.
diff --git a/lisp/net/tramp-smb.el b/lisp/net/tramp-smb.el
index 620c93828da..f35c10b58ab 100644
--- a/lisp/net/tramp-smb.el
+++ b/lisp/net/tramp-smb.el
@@ -1073,10 +1073,11 @@ PRESERVE-UID-GID and PRESERVE-EXTENDED-ATTRIBUTES are completely ignored."
 	     entries))
 
 	  ;; Insert size information.
-	  (insert
-	   (if avail
-	       (format "total used in directory %s available %s\n" used avail)
-	     (format "total %s\n" used)))
+	  (when full-directory-p
+	    (insert
+	     (if avail
+		 (format "total used in directory %s available %s\n" used avail)
+	       (format "total %s\n" used))))
 
 	  ;; Print entries.
 	  (mapc