; Revert "Use eldoc-documentation-functions"

[gnu-emacs] / lisp / ielm.el

diff --git a/lisp/ielm.el b/lisp/ielm.el
index 37e66ccc61133638f3d652065869528420fb64af..dd02778b417c4f9e9ef96abff10f4a4673c65c40 100644 (file)
--- a/lisp/ielm.el
+++ b/lisp/ielm.el
@@ -1,7 +1,6 @@
-;;; -*- lexical-binding: t -*-
-;;; ielm.el --- interaction mode for Emacs Lisp
+;;; ielm.el --- interaction mode for Emacs Lisp  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1994, 2001-2014 Free Software Foundation, Inc.
+;; Copyright (C) 1994, 2001-2016 Free Software Foundation, Inc.
 
 ;; Author: David Smith <maa036@lancaster.ac.uk>
 ;; Maintainer: emacs-devel@gnu.org
@@ -62,11 +61,11 @@ narrowing in effect.  This way you will be certain that none of
 the remaining prompts will be accidentally messed up.  You may
 wish to put something like the following in your init file:
 
-\(add-hook 'ielm-mode-hook
+\(add-hook \\='ielm-mode-hook
           (lambda ()
-             (define-key ielm-map \"\\C-w\" 'comint-kill-region)
+             (define-key ielm-map \"\\C-w\" \\='comint-kill-region)
              (define-key ielm-map [C-S-backspace]
-               'comint-kill-whole-line)))
+               \\='comint-kill-whole-line)))
 
 If you set `comint-prompt-read-only' to t, you might wish to use
 `comint-mode-hook' and `comint-mode-map' instead of
@@ -217,7 +216,7 @@ This variable is buffer-local.")
 
 (defun ielm-indent-line nil
   "Indent the current line as Lisp code if it is not a prompt line."
-  (when (save-excursion (comint-bol) (bolp))
+  (when (save-excursion (comint-bol t) (bolp))
     (lisp-indent-line)))
 
 ;;; Working buffer manipulation
@@ -380,7 +379,7 @@ nonempty, then flushes the buffer."
                      (*3 ***)
                      (active-process (ielm-process))
                      (old-standard-output standard-output)
-                     new-standard-output 
+                     new-standard-output
                      ielm-temp-buffer)
                 (set-match-data ielm-match-data)
                 (save-excursion
@@ -511,7 +510,7 @@ evaluations respectively.  If the working buffer is another IELM
 buffer, then the values in the working buffer are used.  The variables
 `*1', `*2' and `*3', yield the process buffer values.
 
-If, at the start of evaluation, `standard-output' is `t' (the
+If, at the start of evaluation, `standard-output' is t (the
 default), `standard-output' is set to a special function that
 causes output to be directed to the ielm buffer.
 `standard-output' is restored after evaluation unless explicitly
@@ -542,8 +541,8 @@ Customized bindings may be defined in `ielm-map', which currently contains:
   (set (make-local-variable 'completion-at-point-functions)
        '(comint-replace-by-expanded-history
          ielm-complete-filename elisp-completion-at-point))
-  (setq-local eldoc-documentation-function
-              #'elisp-eldoc-documentation-function)
+  (add-function :before-until (local 'eldoc-documentation-function)
+                #'elisp-eldoc-documentation-function)
   (set (make-local-variable 'ielm-prompt-internal) ielm-prompt)
   (set (make-local-variable 'comint-prompt-read-only) ielm-prompt-read-only)
   (setq comint-get-old-input 'ielm-get-old-input)
@@ -615,7 +614,7 @@ See `inferior-emacs-lisp-mode' for details."
       (with-current-buffer (get-buffer-create "*ielm*")
         (unless (zerop (buffer-size)) (setq old-point (point)))
         (inferior-emacs-lisp-mode)))
-    (switch-to-buffer "*ielm*")
+    (pop-to-buffer-same-window "*ielm*")
     (when old-point (push-mark old-point))))
 
 (provide 'ielm)