master be85d2d920: Tramp cleanup

[Michael Albinus]

branch: master
commit be85d2d92070c15da495fa16199112f118f03da5
Author: Michael Albinus <michael.albinus@gmx.de>
Commit: Michael Albinus <michael.albinus@gmx.de>

    Tramp cleanup
    
    * doc/misc/tramp.texi (Password handling): Fix typos.
    
    * lisp/net/tramp-docker.el (tramp-default-remote-shell):
    * lisp/net/tramp-sshfs.el (tramp-default-remote-shell): Declare.
    
    * lisp/net/tramp.el (tramp-methods): Fix docstring.
    (tramp-get-remote-tmpdir): Revert previous patch, it isn't needed
    anymore.
---
 doc/misc/tramp.texi      |  4 ++--
 lisp/net/tramp-docker.el |  3 +++
 lisp/net/tramp-sshfs.el  |  3 +++
 lisp/net/tramp.el        | 15 ++++++---------
 4 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/doc/misc/tramp.texi b/doc/misc/tramp.texi
index 455e145a81..a182c0510d 100644
--- a/doc/misc/tramp.texi
+++ b/doc/misc/tramp.texi
@@ -2000,10 +2000,10 @@ password of the target user.  If these connections 
happen on the local
 host, an entry with the local user and local host is used:
 
 @example
-machine @var{HOST} port sudo login @var{USER} password secret
+machine @var{host} port sudo login @var{user} password secret
 @end example
 
-@var{USER} and @var{HOST} are the strings returned by
+@var{user} and @var{host} are the strings returned by
 @code{(user-login-name)} and @code{(system-name)}.  If one of these
 methods is connected via a multi hop (@pxref{Multi-hops}), the
 credentials of the previous hop are used.
diff --git a/lisp/net/tramp-docker.el b/lisp/net/tramp-docker.el
index 918469908a..12fabfe7ba 100644
--- a/lisp/net/tramp-docker.el
+++ b/lisp/net/tramp-docker.el
@@ -73,6 +73,9 @@ see its function help for a description of the format."
                      lines)))
     (mapcar (lambda (m) (list nil m)) (delq nil names))))
 
+;;;###tramp-autoload
+(defvar tramp-default-remote-shell) ;; Silence byte compiler.
+
 ;;;###tramp-autoload
 (tramp--with-startup
  (push `(,tramp-docker-method
diff --git a/lisp/net/tramp-sshfs.el b/lisp/net/tramp-sshfs.el
index b89e1282d2..3c67fa6ea2 100644
--- a/lisp/net/tramp-sshfs.el
+++ b/lisp/net/tramp-sshfs.el
@@ -46,6 +46,9 @@
   :version "28.1"
   :type 'string)
 
+;;;###tramp-autoload
+(defvar tramp-default-remote-shell) ;; Silence byte compiler.
+
 ;;;###tramp-autoload
 (tramp--with-startup
  (add-to-list 'tramp-methods
diff --git a/lisp/net/tramp.el b/lisp/net/tramp.el
index 5b60aa6313..03dc47a053 100644
--- a/lisp/net/tramp.el
+++ b/lisp/net/tramp.el
@@ -205,9 +205,9 @@ pair of the form (KEY VALUE).  The following KEYs are 
defined:
     MUST be a Bourne-like shell.  It is normally not necessary to
     set this to any value other than \"/bin/sh\": Tramp wants to
     use a shell which groks tilde expansion, but it can search
-    for it.  Also note that \"/bin/sh\" exists on all Unixen,
-    this might not be true for the value that you decide to use.
-    You Have Been Warned.
+    for it.  Also note that \"/bin/sh\" exists on all Unixen
+    except Andtoid, this might not be true for the value that you
+    decide to use.  You Have Been Warned.
 
   * `tramp-remote-shell-login'
     This specifies the arguments to let `tramp-remote-shell' run
@@ -278,7 +278,8 @@ pair of the form (KEY VALUE).  The following KEYs are 
defined:
 
   * `tramp-direct-async'
     Whether the method supports direct asynchronous processes.
-    Until now, just \"ssh\"-based and \"adb\"-based methods do.
+    Until now, just \"ssh\"-based, \"sshfs\"-based and
+    \"adb\"-based methods do.
 
   * `tramp-copy-program'
     This specifies the name of the program to use for remotely copying
@@ -2876,6 +2877,7 @@ remote file names."
   (put #'tramp-completion-file-name-handler 'operations
        (mapcar #'car tramp-completion-file-name-handler-alist))
 
+  ;; Integrated in Emacs 27.
   (when (bound-and-true-p tramp-archive-enabled)
     (add-to-list 'file-name-handler-alist
                 (cons tramp-archive-file-name-regexp
@@ -6124,11 +6126,6 @@ This handles also chrooted environments, which are not 
regarded as local."
 (defun tramp-get-remote-tmpdir (vec)
   "Return directory for temporary files on the remote host identified by VEC."
   (with-tramp-connection-property (tramp-get-process vec) "remote-tmpdir"
-    ;; Prior Tramp 2.5.3.2, the connection property "tmpdir" did exist
-    ;; with a remote file name.  This must be discarded.  (Bug#57800)
-    (when-let ((tmpdir (tramp-get-connection-property vec "tmpdir" nil)))
-      (when (tramp-tramp-file-p tmpdir)
-       (tramp-flush-connection-property vec "tmpdir")))
     (let ((dir
           (tramp-make-tramp-file-name
            vec (or (tramp-get-method-parameter vec 'tramp-tmpdir) "/tmp"))))