Split the tex-mode stuff

global.org

@@ -528,29 +528,35 @@
      (advice-add 'org-babel-tangle-single-block :around #'org-babel-tangle-single-block-handle-tangle-list)
    #+END_SRC
 ** TODO split --- LaTeX
-
-   #+BEGIN_SRC emacs-lisp
+*** Require
+    Load auctex, reftex and set up related hooks
+    #+BEGIN_SRC emacs-lisp
      (load "auctex.el" nil t t)
+     (require 'reftex)
+     (add-hook 'LaTeX-mode-hook 'turn-on-reftex)
+    #+END_SRC
+*** Set default TeX options
+    #+BEGIN_SRC emacs-lisp
+     (setq-default TeX-master nil)
      (setq TeX-auto-save t
 	   TeX-parse-self t
 	   TeX-insert-braces nil)
-     (setq-default TeX-master nil)
-     (setq font-latex-fontify-script nil)
-     (setq LaTeX-equation-label "e_")
-     (setq LaTeX-section-label "s_")
-     (setq LaTeX-figure-label "f_")
-     (setq TeX-fold-ellipsis " …")
-     (require 'reftex)
-     (defun my-LaTeX-mode-dollars ()
-       (font-lock-add-keywords
-	nil
-	`((,(rx "$") (0 'success t)))
-	t))
-     (add-hook 'LaTeX-mode-hook 'my-LaTeX-mode-dollars)
-     (add-hook 'LaTeX-mode-hook 'turn-on-reftex)
-
-     ;; * Do not spell-check inside the following commands
-     ;; see [https://tex.stackexchange.com/questions/117204/skip-spelling-in-emacs-for-the-content-of-a-user-macro]
+   #+END_SRC
+*** Appearance
+    No fontification for sub and superscripts
+    #+BEGIN_SRC emacs-lisp
+      (setq font-latex-fontify-script nil)
+    #+END_SRC
+*** Default labels
+    #+BEGIN_SRC emacs-lisp
+     (setq LaTeX-equation-label "e_"
+           LaTeX-section-label "s_"
+           LaTeX-figure-label "f_")
+    #+END_SRC
+*** Spell checking help
+    Do not spell-check inside the following commands.  See
+    [https://tex.stackexchange.com/questions/117204/skip-spelling-in-emacs-for-the-content-of-a-user-macro]
+     #+BEGIN_SRC emacs-lisp
      (setq ispell-tex-skip-alists
 	(list
 	 (append
@@ -561,25 +567,42 @@
 	    ("\\\\address"       ispell-tex-arg-end)
      ))
      (cadr ispell-tex-skip-alists)))
+     #+END_SRC
+*** Specialty functions
+    This function adds a pair of delimiters or surrounds the active region
+    with the given delimiters.
+**** TODO it breaks when there is no mark
+    #+BEGIN_SRC emacs-lisp
+      (defun add-delimiter (delim-begin delim-end r-begin r-end)
+	"Add the pair of delimiters given in delim at the ends of the
+      region if it is activated"
+	(interactive "cBegin delimiter: \ncEnd delimiter: \nr")
+	(if (use-region-p)
+	  (progn
+	    (save-excursion
+	      (goto-char r-end) (insert delim-end)
+	      (goto-char r-begin) (insert delim-begin)))
+	  (progn
+	    (save-excursion
+	      (insert delim-end))
+	    (insert delim-begin))))
+    #+END_SRC
+*** TODO Leftovers
+    #+BEGIN_SRC emacs-lisp
+     (setq TeX-fold-ellipsis " …")
+
+     ;; I lost track of what does this guy do?
+     (defun my-LaTeX-mode-dollars ()
+       (font-lock-add-keywords
+        nil
+	`((,(rx "$") (0 'success t)))
+	t))
+     (add-hook 'LaTeX-mode-hook 'my-LaTeX-mode-dollars)
 
      (defun dabbrev-expand-helper ()
        (interactive)
        (call-interactively 'dabbrev-expand))
 
-
-     (defun add-delimiter (delim-begin delim-end r-begin r-end)
-       "Add the pair of delimiters given in delim at the ends of the region if it is activated"
-       (interactive "cBegin delimiter: \ncEnd delimiter: \nr")
-       (if (use-region-p)
-	 (progn
-	   (save-excursion
-	     (goto-char r-end) (insert delim-end)
-	     (goto-char r-begin) (insert delim-begin)))
-	 (progn
-	   (save-excursion
-	     (insert delim-end))
-	   (insert delim-begin))))
-
      (add-hook 'LaTeX-mode-hook
 	       (lambda ()
 		 (turn-on-auto-fill)