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eldoc: modify eldoc-documentation-function' using add-function'

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* lisp/emacs-lisp/eldoc.el (eldoc-documentation-function): Describe how
major modes should use `add-function' to alter value of the variable.

* lisp/hexl.el (hexl-mode): Set `eldoc-documentation-function' using
`add-function' so the default value is always used.
* lisp/ielm.el (inferior-emacs-lisp-mode): Set
`eldoc-documentation-function' using `add-function' so the default
value is always used.
* lisp/progmodes/cfengine.el (cfengine3-mode): Set
`eldoc-documentation-function' using `add-function' so the default
value is always used.
* lisp/progmodes/elisp-mode (emacs-lisp-mode): Set
`eldoc-documentation-function' using `add-function' so the default
value is always used.
* lisp/progmodes/octave.el (octave-mode): Set
`eldoc-documentation-function' using `add-function' so the default
value is always used.
* lisp/progmodes/python.el (python-mode): Set
`eldoc-documentation-function' using `add-function' so the default
value is always used.
* lisp/simple.el (read--expression): Set `eldoc-documentation-function'
using `add-function' so the default value is always used.
This commit is contained in:
Michal Nazarewicz 2014-12-05 19:34:42 +01:00
parent 81681ed9a1
commit fd020a2931
9 changed files with 44 additions and 14 deletions
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4
lisp/progmodes/elisp-mode.el
View file

@ -231,8 +231,8 @@ Blank lines separate paragraphs. Semicolons start comments.
(defvar xref-identifier-completion-table-function)
(lisp-mode-variables nil nil 'elisp)
(setq imenu-case-fold-search nil)
(setq-local eldoc-documentation-function
#'elisp-eldoc-documentation-function)
(add-function :before-until (local 'eldoc-documentation-function)
#'elisp-eldoc-documentation-function)
(setq-local xref-find-function #'elisp-xref-find)
(setq-local xref-identifier-completion-table-function
#'elisp--xref-identifier-completion-table)