Improve "*Process List*" and "*Local Variables*". (Bug#30016)

* lisp/files.el (save-buffers-kill-emacs): Display "*Process List*"
buffer at bottom.
(hack-local-variables-confirm): Display "*Local Variables*" buffer
at bottom.

* lisp/simple.el (process-menu-mode): Increase buffer column width
from 15 to 25.

2 files changed, 23 insertions, 4 deletions

diff --git a/lisp/files.el b/lisp/files.el
index 5b8dff71310..7194b56fef2 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -3315,7 +3315,15 @@ n  -- to ignore the local variables list.")
 
       ;; Display the buffer and read a choice.
       (save-window-excursion
-        (pop-to-buffer buf)
+        (pop-to-buffer buf `((display-buffer--maybe-same-window
+                              display-buffer-reuse-window
+                              display-buffer--maybe-pop-up-frame-or-window
+                              display-buffer-at-bottom)
+                             ,(if temp-buffer-resize-mode
+                                  '(window-height . resize-temp-buffer-window)
+                                '(window-height . fit-window-to-buffer))
+                             ,(when temp-buffer-resize-mode
+                                '(preserve-size . (nil . t)))))
         (let* ((exit-chars '(?y ?n ?\s ?\C-g ?\C-v))
                (prompt (format "Please type %s%s: "
                                (if offer-save "y, n, or !" "y or n")
@@ -6917,8 +6925,17 @@ if any returns nil.  If `confirm-kill-emacs' is non-nil, calls it."
                   (setq active t))
              (setq processes (cdr processes)))
            (or (not active)
-               (with-current-buffer-window
-                (get-buffer-create "*Process List*") nil
+               (with-displayed-buffer-window
+                (get-buffer-create "*Process List*")
+                `((display-buffer--maybe-same-window
+                   display-buffer-reuse-window
+                   display-buffer--maybe-pop-up-frame-or-window
+                   display-buffer-at-bottom)
+                  ,(if temp-buffer-resize-mode
+                       '(window-height . resize-temp-buffer-window)
+                     '(window-height . fit-window-to-buffer))
+                  ,(when temp-buffer-resize-mode
+                     '(preserve-size . (nil . t))))
                 #'(lambda (window _value)
                     (with-selected-window window
                       (unwind-protect
diff --git a/lisp/simple.el b/lisp/simple.el
index 87e0b233779..e51bc132a6b 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -3927,7 +3927,9 @@ support pty association, if PROGRAM is nil."
   (setq tabulated-list-format [("Process" 15 t)
                                ("PID"      7 t)
                                ("Status"   7 t)
-                               ("Buffer"  15 t)
+                               ;; 25 is the length of the long standard buffer
+                               ;; name "*Async Shell Command*<10>" (bug#30016)
+                               ("Buffer"  25 t)
                                ("TTY"     12 t)
                                ("Command"  0 t)])
   (make-local-variable 'process-menu-query-only)