Obsolete literate data analysis functionality

Closes emacs-ess#98, closes emacs-ess#114, closes emacs-ess#136, closes emacs-ess#159, closes emacs-ess#215,
closes emacs-ess#260, closes emacs-ess#338, closes emacs-ess#354, closes emacs-ess#338, closes emacs-ess#405,
closes emacs-ess#438, and closes emacs-ess#487.

doc/newfeat.texi

@@ -59,6 +59,14 @@ The following have been made obsolete, see their documentation for more detail:
 
 @itemize @bullet
 
+@item Libraries for literate data analysis are obsolete and not loaded by default.
+This includes @code{ess-noweb}, @code{ess-swv}, and related
+functionality like @code{Rnw-mode}. Users are encouraged to switch to
+one of several other packages that deal with these modes. For example,
+polymode @url{https://github.com/polymode/poly-R/},
+@url{https://polymode.github.io/}, or markdown-mode with edit-indirect
+@url{https://jblevins.org/projects/markdown-mode}.
+
 @item User options for controlling display of buffers.
 This includes @code{ess-show-buffer-action},
 @code{inferior-ess-same-window}, @code{inferior-ess-own-frame}, and

lisp/Makefile

@@ -1,5 +1,4 @@
 ### Makefile - for compiled e-lisp of ESS distribution.
-###
 
 ## Before making changes here, please take a look at Makeconf
 include ../Makeconf
@@ -21,18 +20,20 @@ NOWEAVE=noweave
 # Have to preload the files that contain macro definitions or the byte compiler
 # will compile everything that references them incorrectly. Also preload a file
 # that sets byte compiler options.
-COMPILE = $(EMACSBATCH) --directory . -f batch-byte-compile
+COMPILE = $(EMACSBATCH) --directory . --directory obsolete/ -f batch-byte-compile
 
-ELS = $(wildcard *.el obsolete/*.el)
+ELS = $(wildcard *.el)
 ELS := $(filter-out ess-autoloads.el, $(ELS))
 ELC = $(ELS:.el=.elc)
+obsolete-el = $(wildcard obsolete/*.el)
+obsolete-elc = $(obsolete-el:.el=.elc)
 
 # ESSR_VER =`cat ../etc/ESSR-VERSION`
 ##ESSR_VER = $(shell cat ../etc/ESSR-VERSION)
 
 ### Targets
 
-all: julia-mode.el $(ELC) ess-custom.el ess-autoloads.el
+all: julia-mode.el $(ELC) ess-custom.el ess-autoloads.el $(obsolete-elc)
 
 .PHONY: dist
 dist: all
@@ -55,6 +56,7 @@ uninstall:
 
 clean:
 	rm -f $(ELC)
+	rm -f $(obsolete-elc)
 	rm -f ess-autoloads.el
 
 distclean: clean
@@ -77,6 +79,10 @@ julia-mode.el:
 
 ess-julia.elc: julia-mode.elc
 
+$(obsolete-elc): $(obsolete-el)
+	cd obsolete/
+	$(COMPILE) $<
+
 ess-autoloads.el:
 	@printf	"\nGenerating $@\n"
 	$(EMACSBATCH) --eval "(progn\
@@ -117,16 +123,8 @@ ess-s-lang.elc : ess-s-lang.el ess.elc
 
 ess-sas-d.elc : ess-sas-d.el ess.elc
 
-ess-s3-d.elc : ess-s3-d.el ess-s-lang.elc ess.elc
-
-ess-sp3-d.elc : ess-sp3-d.el ess-s-lang.elc ess.elc
-
-ess-s4-d.elc : ess-s4-d.el ess-s-lang.elc ess.elc
-
 ess-r-mode.elc : ess-r-mode.el ess-s-lang.elc ess.elc
 
-ess-swv.elc: ess-swv.el ess-noweb.elc
-
 ## SAS
 
 ess-sas-l.elc : ess-sas-l.el ess-sas-a.el ess.elc

lisp/ess-r-mode.el

@@ -929,32 +929,6 @@ use \"bin/Rterm.exe\"."
                   (if (file-exists-p R-path) R-path)))
               R-ver))))
 
-;;;###autoload
-(defun Rnw-mode ()
-  "Major mode for editing Sweave(R) source.
-See `ess-noweb-mode' and `R-mode' for more help."
-  (interactive)
-  (require 'ess-noweb);; << probably someplace else
-  (setq ess--make-local-vars-permanent t)
-  (ess-noweb-mode 1); turn it on
-  (ess-noweb-set-doc-mode 'latex-mode)
-  (ess-noweb-set-code-mode 'R-mode)
-  (setq ess--local-handy-commands
-        (append '(("weave"      . ess-swv-weave)
-                  ("tangle"     . ess-swv-tangle))
-                ess-handy-commands)
-        ess-dialect "R"
-        ess-language "S")
-  (put 'ess--local-handy-commands 'permanent-local t)
-  (run-mode-hooks 'Rnw-mode-hook))
-
-(fset 'Snw-mode 'Rnw-mode); just a synonym (for now or ever)
-
-;;;###autoload
-(add-to-list 'auto-mode-alist '("\\.[rR]nw\\'" . Rnw-mode))
-;;;###autoload
-(add-to-list 'auto-mode-alist '("\\.[sS]nw\\'" . Snw-mode))
-
 ;;;###autoload
 (defun R-transcript-mode ()
   "Does the right thing."

lisp/ess-site.el

@@ -110,18 +110,6 @@ for ESS, such as icons.")
 (require 'ess-bugs-d)
 (require 'ess-jags-d)
 
-(ess-write-to-dribble-buffer
- (format "[ess-site.el]: ess-customize-alist=%s \n"
-         ess-customize-alist))
-
-;;; Literate Data Analysis
-(require 'ess-noweb)
-(require 'ess-swv)
-
-(ess-write-to-dribble-buffer
- (format "[ess-site.el _2_]: ess-customize-alist=%s \n"
-         ess-customize-alist))
-
 ;;; Speedbar and mouse
 (require 'ess-mouse)
 

lisp/ess.el

@@ -49,9 +49,6 @@
 (require 'ess-generics)
 (require 'ess-inf)
 
-;; FIXME: should this be optional?
-(require 'ess-noweb-mode)
-
 ;; Silence the byte compiler
 (declare-function run-ess-r "ess-r-mode")
 (declare-function S+ "ess-sp6w-d")

lisp/ess-noweb-mode.el → lisp/obsolete/ess-noweb-mode.el

@@ -1789,6 +1789,32 @@ thread."
       (ess-noweb-tangle-thread chunk-name buffer))))
                                         ;menu functions
 
+;;;###autoload
+(defun Rnw-mode ()
+  "Major mode for editing Sweave(R) source.
+See `ess-noweb-mode' and `R-mode' for more help."
+  (interactive)
+  (require 'ess-noweb);; << probably someplace else
+  (setq ess--make-local-vars-permanent t)
+  (ess-noweb-mode 1); turn it on
+  (ess-noweb-set-doc-mode 'latex-mode)
+  (ess-noweb-set-code-mode 'R-mode)
+  (setq ess--local-handy-commands
+        (append '(("weave"      . ess-swv-weave)
+                  ("tangle"     . ess-swv-tangle))
+                ess-handy-commands)
+        ess-dialect "R"
+        ess-language "S")
+  (put 'ess--local-handy-commands 'permanent-local t)
+  (run-mode-hooks 'Rnw-mode-hook))
+
+(fset 'Snw-mode 'Rnw-mode); just a synonym (for now or ever)
+
+;;;###autoload
+(add-to-list 'auto-mode-alist '("\\.[rR]nw\\'" . Rnw-mode))
+;;;###autoload
+(add-to-list 'auto-mode-alist '("\\.[sS]nw\\'" . Snw-mode))
+
 
 ;;; Finale