org-list: Remove radio lists

* lisp/org-list.el (org-list-radio-list-templates): Remove variable.
(org-list-insert-radio-list):
(org-list-send-list): Remove functions.

* contrib/manual.org: Remove references to radio lists.

contrib/manual.org

@@ -15683,10 +15683,10 @@ a map of files for a given project.
      Plug-in function to use for generation of the sitemap.  It is
      called with two arguments: the title of the site-map and
      a representation of the files and directories involved in the
-     project as a radio list (see [[*Radio lists]]).  The latter can
-     further be transformed using ~org-list-to-generic~,
-     ~org-list-to-subtree~ and alike.  Default value generates a plain
-     list of links to all files in the project.
+     project as a nested list, which can further be transformed using
+     ~org-list-to-generic~, ~org-list-to-subtree~ and alike.  Default
+     value generates a plain list of links to all files in the
+     project.
 
 - ~:sitemap-sort-folders~ ::
 
@@ -19486,49 +19486,6 @@ list consisting of parameters specified in the =#+ORGTBL: SEND= line.
 Please share your translator functions by posting them to the Org
 users mailing list, at mailto:emacs-orgmode@gnu.org.
 
-*** Radio lists
-:PROPERTIES:
-:DESCRIPTION: Sending and receiving lists.
-:END:
-#+cindex: radio lists
-
-#+findex: org-list-insert-radio-list
-Call the ~org-list-insert-radio-list~ function to insert a radio list
-template in HTML, LaTeX, and Texinfo mode documents.  Sending and
-receiving radio lists works is the same as for radio tables (see
-[[*Radio tables]]) except for these differences:
-
-#+cindex: ORGLST, keyword
-- Orgstruct mode must be active.
-- Use the =ORGLST= keyword instead of =ORGTBL=.
-- {{{kbd(C-c C-c)}}} works only on the first list item.
-
-#+findex: org-list-to-latex
-#+findex: org-list-to-html
-#+findex: org-list-to-texinfo
-#+findex: org-list-to-generic
-Built-in translator functions are: ~org-list-to-latex~,
-~org-list-to-html~ and ~org-list-to-texinfo~.  They use the
-~org-list-to-generic~ translator function.  See its documentation for
-parameters for accurate customizations of lists.  Here is a LaTeX
-example:
-
-#+begin_example
-  % BEGIN RECEIVE ORGLST to-buy
-  % END RECEIVE ORGLST to-buy
-  \begin{comment}
-  ,#+ORGLST: SEND to-buy org-list-to-latex
-  - a new house
-  - a new computer
-    + a new keyboard
-    + a new mouse
-  - a new life
-  \end{comment}
-#+end_example
-
-{{{kbd(C-c C-c)}}} on =a new house= inserts the translated LaTeX list
-in-between the =BEGIN= and =END= marker lines.
-
 ** Dynamic blocks
 :PROPERTIES:
 :DESCRIPTION: Automatically filled blocks.

lisp/org-list.el

@@ -357,33 +357,6 @@ clearly distinguish sub-items in a list."
   :version "24.1"
   :type 'integer)
 
-(defcustom org-list-radio-list-templates
-  '((latex-mode "% BEGIN RECEIVE ORGLST %n
-% END RECEIVE ORGLST %n
-\\begin{comment}
-#+ORGLST: SEND %n org-list-to-latex
--
-\\end{comment}\n")
-    (texinfo-mode "@c BEGIN RECEIVE ORGLST %n
-@c END RECEIVE ORGLST %n
-@ignore
-#+ORGLST: SEND %n org-list-to-texinfo
--
-@end ignore\n")
-    (html-mode "<!-- BEGIN RECEIVE ORGLST %n -->
-<!-- END RECEIVE ORGLST %n -->
-<!--
-#+ORGLST: SEND %n org-list-to-html
--
--->\n"))
-  "Templates for radio lists in different major modes.
-All occurrences of %n in a template will be replaced with the name of the
-list, obtained by prompting the user."
-  :group 'org-plain-lists
-  :type '(repeat
-	  (list (symbol :tag "Major mode")
-		(string :tag "Format"))))
-
 (defvar org-list-forbidden-blocks '("example" "verse" "src" "export")
   "Names of blocks where lists are not allowed.
 Names must be in lower case.")
@@ -3208,76 +3181,6 @@ Point is left at list's end."
     (let ((list (save-excursion (org-list-to-lisp t))))
       (insert (org-list-to-subtree list)))))
 
-(defun org-list-insert-radio-list ()
-  "Insert a radio list template appropriate for this major mode."
-  (interactive)
-  (let* ((e (cl-assoc-if #'derived-mode-p org-list-radio-list-templates))
-	 (txt (nth 1 e))
-	 name pos)
-    (unless e (error "No radio list setup defined for %s" major-mode))
-    (setq name (read-string "List name: "))
-    (while (string-match "%n" txt)
-      (setq txt (replace-match name t t txt)))
-    (or (bolp) (insert "\n"))
-    (setq pos (point))
-    (insert txt)
-    (goto-char pos)))
-
-(defun org-list-send-list (&optional maybe)
-  "Send a transformed version of this list to the receiver position.
-With argument MAYBE, fail quietly if no transformation is defined
-for this list."
-  (interactive)
-  (catch 'exit
-    (unless (org-at-item-p) (error "Not at a list item"))
-    (save-excursion
-      (let ((case-fold-search t))
-	(re-search-backward "^[ \t]*#\\+ORGLST:" nil t)
-	(unless (looking-at
-		 "[ \t]*#\\+ORGLST:[ \t]+SEND[ \t]+\\(\\S-+\\)[ \t]+\\([^ \t\n]+\\)")
-	  (if maybe (throw 'exit nil)
-	    (error "Don't know how to transform this list")))))
-    (let* ((name (regexp-quote (match-string 1)))
-	   (transform (intern (match-string 2)))
-	   (bottom-point
-	    (save-excursion
-	      (re-search-forward
-	       "\\(\\\\end{comment}\\|@end ignore\\|-->\\)" nil t)
-	      (match-beginning 0)))
-	   (top-point
-	    (progn
-	      (re-search-backward "#\\+ORGLST" nil t)
-	      (re-search-forward (org-item-beginning-re) bottom-point t)
-	      (match-beginning 0)))
-	   (plain-list (save-excursion
-			 (goto-char top-point)
-			 (org-list-to-lisp))))
-      (unless (fboundp transform)
-	(error "No such transformation function %s" transform))
-      (let ((txt (funcall transform plain-list)))
-	;; Find the insertion(s) place(s).
-	(save-excursion
-	  (goto-char (point-min))
-	  (let ((receiver-count 0)
-		(begin-re (format "BEGIN +RECEIVE +ORGLST +%s\\([ \t]\\|$\\)"
-				  name))
-		(end-re (format "END +RECEIVE +ORGLST +%s\\([ \t]\\|$\\)"
-				name)))
-	    (while (re-search-forward begin-re nil t)
-	      (cl-incf receiver-count)
-	      (let ((beg (line-beginning-position 2)))
-		(unless (re-search-forward end-re nil t)
-		  (user-error "Cannot find end of receiver location at %d" beg))
-		(beginning-of-line)
-		(delete-region beg (point))
-		(insert txt "\n")))
-	    (cond
-	     ((> receiver-count 1)
-	      (message "List converted and installed at receiver locations"))
-	     ((= receiver-count 1)
-	      (message "List converted and installed at receiver location"))
-	     (t (user-error "No valid receiver location found")))))))))
-
 (defun org-list-to-generic (list params)
   "Convert a LIST parsed through `org-list-to-lisp' to a custom format.