Make application configurable in 'with-connection-local-variables'

* doc/lispref/variables.texi (Connection Local Variables):
Explain 'connection-local-default-application'.

* etc/NEWS: Mention 'connection-local-default-application'.

* lisp/files-x.el (connection-local-default-application): New variable.
(connection-local-criteria-for-default-directory): Use it.  (Bug#54405)

* test/lisp/files-x-tests.el
(files-x-test-with-connection-local-variables): Extend test.

1 files changed, 14 insertions, 4 deletions

diff --git a/etc/NEWS b/etc/NEWS
index e2546bb3ca5..c20d683710d 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -269,12 +269,22 @@ defaults to t, which makes Emacs use the toolkit tooltips.  The
 existing GTK-specific option 'x-gtk-use-system-tooltips' is now an
 alias of this new option.
 
+** Connection-local variables
+
 +++
-** Some connection-local variables are now user options.
+*** Some connection-local variables are now user options.
 The variables 'connection-local-profile-alist' and
 'connection-local-criteria-alist' are now user options, in order to
 make it more convenient to inspect and modify them.
 
++++
+*** The default connection-local application can be changed temporarily.
+Running 'with-connection-local-variables' defaults to application
+'tramp'.  This can be changed by let-binding
+'connection-local-default-application' to another symbol.  This is
+useful when running code in a buffer, where Tramp has already set some
+connection local variables.
+
 ---
 ** New minor mode 'pixel-scroll-precision-mode'.
 When enabled, and if your mouse supports it, you can scroll the
@@ -647,7 +657,7 @@ It narrows to the current node.
 
 +++
 *** 'eudc-expansion-overwrites-query' to 'eudc-expansion-save-query-as-kill'.
-Rename 'eudc-expansion-overwrites-query' to
+'eudc-expansion-overwrites-query' is renamed to
 'eudc-expansion-save-query-as-kill' to reflect the actual behaviour of
 the customization variable.
 
@@ -933,7 +943,7 @@ the thumbnail file.
 ** Dired
 
 *** New user option 'dired-mouse-drag-files'.
-If non-nil, dragging filenames with the mouse in a Dired buffer will
+If non-nil, dragging file names with the mouse in a Dired buffer will
 initiate a drag-and-drop session allowing them to be opened in other
 programs.
 
@@ -1000,7 +1010,7 @@ and friends.
 
 ---
 *** Tramp supports abbreviating remote home directories now.
-When calling 'abbreviate-file-name' on a Tramp filename, the result
+When calling 'abbreviate-file-name' on a Tramp file name, the result
 will abbreviate the user's home directory, for example by abbreviating
 "/ssh:user@host:/home/user" to "/ssh:user@host:~".