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1 ;;; -*- mode: emacs-lisp; coding: utf-8 -*-
2 ;;;
3 ;;; Functions and macros for .emacs
4 ;;;
5 ;;; (c) 2004 Mark Wooding
6 ;;;
7
8 ;;;----- Licensing notice ---------------------------------------------------
9 ;;;
10 ;;; This program is free software; you can redistribute it and/or modify
11 ;;; it under the terms of the GNU General Public License as published by
12 ;;; the Free Software Foundation; either version 2 of the License, or
13 ;;; (at your option) any later version.
14 ;;;
15 ;;; This program is distributed in the hope that it will be useful,
16 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 ;;; GNU General Public License for more details.
19 ;;;
20 ;;; You should have received a copy of the GNU General Public License
21 ;;; along with this program; if not, write to the Free Software Foundation,
22 ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23
24 ;;;--------------------------------------------------------------------------
25 ;;; Check command-line.
26
27 (defvar mdw-fast-startup nil
28   "Whether .emacs should optimize for rapid startup.
29 This may be at the expense of cool features.")
30 (let ((probe nil) (next command-line-args))
31   (while next
32     (cond ((string= (car next) "--mdw-fast-startup")
33            (setq mdw-fast-startup t)
34            (if probe
35                (rplacd probe (cdr next))
36              (setq command-line-args (cdr next))))
37           (t
38            (setq probe next)))
39     (setq next (cdr next))))
40
41 ;;;--------------------------------------------------------------------------
42 ;;; Some general utilities.
43
44 (eval-when-compile
45   (unless (fboundp 'make-regexp)
46     (load "make-regexp"))
47   (require 'cl))
48
49 (defmacro mdw-regexps (&rest list)
50   "Turn a LIST of strings into a single regular expression at compile-time."
51   (declare (indent nil)
52            (debug 0))
53   `',(make-regexp list))
54
55 (defun mdw-wrong ()
56   "This is not the key sequence you're looking for."
57   (interactive)
58   (error "wrong button"))
59
60 ;; Some error trapping.
61 ;;
62 ;; If individual bits of this file go tits-up, we don't particularly want
63 ;; the whole lot to stop right there and then, because it's bloody annoying.
64
65 (defmacro trap (&rest forms)
66   "Execute FORMS without allowing errors to propagate outside."
67   (declare (indent 0)
68            (debug t))
69   `(condition-case err
70        ,(if (cdr forms) (cons 'progn forms) (car forms))
71      (error (message "Error (trapped): %s in %s"
72                      (error-message-string err)
73                      ',forms))))
74
75 ;; Configuration reading.
76
77 (defvar mdw-config nil)
78 (defun mdw-config (sym)
79   "Read the configuration variable named SYM."
80   (unless mdw-config
81     (setq mdw-config
82           (flet ((replace (what with)
83                    (goto-char (point-min))
84                    (while (re-search-forward what nil t)
85                      (replace-match with t))))
86             (with-temp-buffer
87               (insert-file-contents "~/.mdw.conf")
88               (replace  "^[ \t]*\\(#.*\\|\\)\n" "")
89               (replace (concat "^[ \t]*"
90                                "\\([-a-zA-Z0-9_.]*\\)"
91                                "[ \t]*=[ \t]*"
92                                "\\(.*[^ \t\n]\\|\\)"
93                                "[ \t]**\\(\n\\|$\\)")
94                        "(\\1 . \"\\2\")\n")
95               (car (read-from-string
96                     (concat "(" (buffer-string) ")")))))))
97   (cdr (assq sym mdw-config)))
98
99 ;; Local variables hacking.
100
101 (defun run-local-vars-mode-hook ()
102   "Run a hook for the major-mode after local variables have been processed."
103   (run-hooks (intern (concat (symbol-name major-mode)
104                              "-local-variables-hook"))))
105 (add-hook 'hack-local-variables-hook 'run-local-vars-mode-hook)
106
107 ;; Set up the load path convincingly.
108
109 (dolist (dir (append (and (boundp 'debian-emacs-flavor)
110                           (list (concat "/usr/share/"
111                                         (symbol-name debian-emacs-flavor)
112                                         "/site-lisp")))))
113   (dolist (sub (directory-files dir t))
114     (when (and (file-accessible-directory-p sub)
115                (not (member sub load-path)))
116       (setq load-path (nconc load-path (list sub))))))
117
118 ;; Is an Emacs library available?
119
120 (defun library-exists-p (name)
121   "Return non-nil if NAME is an available library.
122 Return non-nil if NAME.el (or NAME.elc) somewhere on the Emacs
123 load path.  The non-nil value is the filename we found for the
124 library."
125   (let ((path load-path) elt (foundp nil))
126     (while (and path (not foundp))
127       (setq elt (car path))
128       (setq path (cdr path))
129       (setq foundp (or (let ((file (concat elt "/" name ".elc")))
130                          (and (file-exists-p file) file))
131                        (let ((file (concat elt "/" name ".el")))
132                          (and (file-exists-p file) file)))))
133     foundp))
134
135 (defun maybe-autoload (symbol file &optional docstring interactivep type)
136   "Set an autoload if the file actually exists."
137   (and (library-exists-p file)
138        (autoload symbol file docstring interactivep type)))
139
140 (defun mdw-kick-menu-bar (&optional frame)
141   "Regenerate FRAME's menu bar so it doesn't have empty menus."
142   (interactive)
143   (unless frame (setq frame (selected-frame)))
144   (let ((old (frame-parameter frame 'menu-bar-lines)))
145     (set-frame-parameter frame 'menu-bar-lines 0)
146     (set-frame-parameter frame 'menu-bar-lines old)))
147
148 ;; Splitting windows.
149
150 (unless (fboundp 'scroll-bar-columns)
151   (defun scroll-bar-columns (side)
152     (cond ((eq side 'left) 0)
153           (window-system 3)
154           (t 1))))
155 (unless (fboundp 'fringe-columns)
156   (defun fringe-columns (side)
157     (cond ((not window-system) 0)
158           ((eq side 'left) 1)
159           (t 2))))
160
161 (defun mdw-horizontal-window-overhead ()
162   "Computes the horizontal window overhead.
163 This is the number of columns used by fringes, scroll bars and other such
164 cruft."
165   (if (not window-system)
166       1
167     (let ((tot 0))
168       (dolist (what '(scroll-bar fringe))
169         (dolist (side '(left right))
170           (incf tot (funcall (intern (concat (symbol-name what) "-columns"))
171                              side))))
172       tot)))
173
174 (defun mdw-split-window-horizontally (&optional width)
175   "Split a window horizontally.
176 Without a numeric argument, split the window approximately in
177 half.  With a numeric argument WIDTH, allocate WIDTH columns to
178 the left-hand window (if positive) or -WIDTH columns to the
179 right-hand window (if negative).  Space for scroll bars and
180 fringes is not taken out of the allowance for WIDTH, unlike
181 \\[split-window-horizontally]."
182   (interactive "P")
183   (split-window-horizontally
184    (cond ((null width) nil)
185          ((>= width 0) (+ width (mdw-horizontal-window-overhead)))
186          ((< width 0) width))))
187
188 (defun mdw-divvy-window (&optional width)
189   "Split a wide window into appropriate widths."
190   (interactive "P")
191   (setq width (cond (width (prefix-numeric-value width))
192                     ((and window-system
193                           (>= emacs-major-version 22))
194                      77)
195                     (t 78)))
196   (let* ((win (selected-window))
197          (sb-width (mdw-horizontal-window-overhead))
198          (c (/ (+ (window-width) sb-width)
199                (+ width sb-width))))
200     (while (> c 1)
201       (setq c (1- c))
202       (split-window-horizontally (+ width sb-width))
203       (other-window 1))
204     (select-window win)))
205
206 ;; Don't raise windows unless I say so.
207
208 (defvar mdw-inhibit-raise-frame nil
209   "*Whether `raise-frame' should do nothing when the frame is mapped.")
210
211 (defadvice raise-frame
212     (around mdw-inhibit (&optional frame) activate compile)
213   "Don't actually do anything if `mdw-inhibit-raise-frame' is true, and the
214 frame is actually mapped on the screen."
215   (if mdw-inhibit-raise-frame
216       (make-frame-visible frame)
217     ad-do-it))
218
219 (defmacro mdw-advise-to-inhibit-raise-frame (function)
220   "Advise the FUNCTION not to raise frames, even if it wants to."
221   `(defadvice ,function
222        (around mdw-inhibit-raise (&rest hunoz) activate compile)
223      "Don't raise the window unless you have to."
224      (let ((mdw-inhibit-raise-frame t))
225        ad-do-it)))
226
227 (mdw-advise-to-inhibit-raise-frame select-frame-set-input-focus)
228
229 ;; Bug fix for markdown-mode, which breaks point positioning during
230 ;; `query-replace'.
231 (defadvice markdown-check-change-for-wiki-link
232     (around mdw-save-match activate compile)
233   "Save match data around the `markdown-mode' `after-change-functions' hook."
234   (save-match-data ad-do-it))
235
236 ;; Transient mark mode hacks.
237
238 (defadvice exchange-point-and-mark
239     (around mdw-highlight (&optional arg) activate compile)
240   "Maybe don't actually exchange point and mark.
241 If `transient-mark-mode' is on and the mark is inactive, then
242 just activate it.  A non-trivial prefix argument will force the
243 usual behaviour.  A trivial prefix argument (i.e., just C-u) will
244 activate the mark and temporarily enable `transient-mark-mode' if
245 it's currently off."
246   (cond ((or mark-active
247              (and (not transient-mark-mode) (not arg))
248              (and arg (or (not (consp arg))
249                           (not (= (car arg) 4)))))
250          ad-do-it)
251         (t
252          (or transient-mark-mode (setq transient-mark-mode 'only))
253          (set-mark (mark t)))))
254
255 ;; Functions for sexp diary entries.
256
257 (defun mdw-weekday (l)
258   "Return non-nil if `date' falls on one of the days of the week in L.
259 L is a list of day numbers (from 0 to 6 for Sunday through to
260 Saturday) or symbols `sunday', `monday', etc. (or a mixture).  If
261 the date stored in `date' falls on a listed day, then the
262 function returns non-nil."
263   (let ((d (calendar-day-of-week date)))
264     (or (memq d l)
265         (memq (nth d '(sunday monday tuesday wednesday
266                               thursday friday saturday)) l))))
267
268 (defun mdw-todo (&optional when)
269   "Return non-nil today, or on WHEN, whichever is later."
270   (let ((w (calendar-absolute-from-gregorian (calendar-current-date)))
271         (d (calendar-absolute-from-gregorian date)))
272     (if when
273         (setq w (max w (calendar-absolute-from-gregorian
274                         (cond
275                          ((not european-calendar-style)
276                           when)
277                          ((> (car when) 100)
278                           (list (nth 1 when)
279                                 (nth 2 when)
280                                 (nth 0 when)))
281                          (t
282                           (list (nth 1 when)
283                                 (nth 0 when)
284                                 (nth 2 when))))))))
285     (eq w d)))
286
287 ;; Fighting with Org-mode's evil key maps.
288
289 (defvar mdw-evil-keymap-keys
290   '(([S-up] . [?\C-c up])
291     ([S-down] . [?\C-c down])
292     ([S-left] . [?\C-c left])
293     ([S-right] . [?\C-c right])
294     (([M-up] [?\e up]) . [C-up])
295     (([M-down] [?\e down]) . [C-down])
296     (([M-left] [?\e left]) . [C-left])
297     (([M-right] [?\e right]) . [C-right]))
298   "Defines evil keybindings to clobber in `mdw-clobber-evil-keymap'.
299 The value is an alist mapping evil keys (as a list, or singleton)
300 to good keys (in the same form).")
301
302 (defun mdw-clobber-evil-keymap (keymap)
303   "Replace evil key bindings in the KEYMAP.
304 Evil key bindings are defined in `mdw-evil-keymap-keys'."
305   (dolist (entry mdw-evil-keymap-keys)
306     (let ((binding nil)
307           (keys (if (listp (car entry))
308                     (car entry)
309                   (list (car entry))))
310           (replacements (if (listp (cdr entry))
311                             (cdr entry)
312                           (list (cdr entry)))))
313       (catch 'found
314         (dolist (key keys)
315           (setq binding (lookup-key keymap key))
316           (when binding
317             (throw 'found nil))))
318       (when binding
319         (dolist (key keys)
320           (define-key keymap key nil))
321         (dolist (key replacements)
322           (define-key keymap key binding))))))
323
324 (eval-after-load "org-latex"
325   '(progn
326      (push '("strayman"
327              "\\documentclass{strayman}
328 \\usepackage[utf8]{inputenc}
329 \\usepackage[palatino, helvetica, courier, maths=cmr]{mdwfonts}
330 \\usepackage[T1]{fontenc}
331 \\usepackage{graphicx, tikz, mdwtab, mdwmath, crypto, longtable}"
332              ("\\section{%s}" . "\\section*{%s}")
333              ("\\subsection{%s}" . "\\subsection*{%s}")
334              ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
335              ("\\paragraph{%s}" . "\\paragraph*{%s}")
336              ("\\subparagraph{%s}" . "\\subparagraph*{%s}"))
337            org-export-latex-classes)))
338
339 (setq org-export-docbook-xslt-proc-command "xsltproc --output %o %s %i"
340       org-export-docbook-xsl-fo-proc-command "fop %i.safe %o"
341       org-export-docbook-xslt-stylesheet
342       "/usr/share/xml/docbook/stylesheet/docbook-xsl/fo/docbook.xsl")
343
344 ;; Some hacks to do with window placement.
345
346 (defun mdw-clobber-other-windows-showing-buffer (buffer-or-name)
347   "Arrange that no windows on other frames are showing BUFFER-OR-NAME."
348   (interactive "bBuffer: ")
349   (let ((home-frame (selected-frame))
350         (buffer (get-buffer buffer-or-name))
351         (safe-buffer (get-buffer "*scratch*")))
352     (mapc (lambda (frame)
353             (or (eq frame home-frame)
354                 (mapc (lambda (window)
355                         (and (eq (window-buffer window) buffer)
356                              (set-window-buffer window safe-buffer)))
357                       (window-list frame))))
358           (frame-list))))
359
360 (defvar mdw-inhibit-walk-windows nil
361   "If non-nil, then `walk-windows' does nothing.
362 This is used by advice on `switch-to-buffer-other-frame' to inhibit finding
363 buffers in random frames.")
364
365 (defadvice walk-windows (around mdw-inhibit activate)
366   "If `mdw-inhibit-walk-windows' is non-nil, then do nothing."
367   (and (not mdw-inhibit-walk-windows)
368        ad-do-it))
369
370 (defadvice switch-to-buffer-other-frame
371     (around mdw-always-new-frame activate)
372   "Always make a new frame.
373 Even if an existing window in some random frame looks tempting."
374   (let ((mdw-inhibit-walk-windows t)) ad-do-it))
375
376 (defadvice display-buffer (before mdw-inhibit-other-frames activate)
377   "Don't try to do anything fancy with other frames.
378 Pretend they don't exist.  They might be on other display devices."
379   (ad-set-arg 2 nil))
380
381 ;;;--------------------------------------------------------------------------
382 ;;; Mail and news hacking.
383
384 (define-derived-mode  mdwmail-mode mail-mode "[mdw] mail"
385   "Major mode for editing news and mail messages from external programs.
386 Not much right now.  Just support for doing MailCrypt stuff."
387   :syntax-table nil
388   :abbrev-table nil
389   (run-hooks 'mail-setup-hook))
390
391 (define-key mdwmail-mode-map [?\C-c ?\C-c] 'disabled-operation)
392
393 (add-hook 'mdwail-mode-hook
394           (lambda ()
395             (set-buffer-file-coding-system 'utf-8)
396             (make-local-variable 'paragraph-separate)
397             (make-local-variable 'paragraph-start)
398             (setq paragraph-start
399                   (concat "[ \t]*[-_][-_][-_]+$\\|^-- \\|-----\\|"
400                           paragraph-start))
401             (setq paragraph-separate
402                   (concat "[ \t]*[-_][-_][-_]+$\\|^-- \\|-----\\|"
403                           paragraph-separate))))
404
405 ;; How to encrypt in mdwmail.
406
407 (defun mdwmail-mc-encrypt (&optional recip scm start end from sign)
408   (or start
409       (setq start (save-excursion
410                     (goto-char (point-min))
411                     (or (search-forward "\n\n" nil t) (point-min)))))
412   (or end
413       (setq end (point-max)))
414   (mc-encrypt-generic recip scm start end from sign))
415
416 ;; How to sign in mdwmail.
417
418 (defun mdwmail-mc-sign (key scm start end uclr)
419   (or start
420       (setq start (save-excursion
421                     (goto-char (point-min))
422                     (or (search-forward "\n\n" nil t) (point-min)))))
423   (or end
424       (setq end (point-max)))
425   (mc-sign-generic key scm start end uclr))
426
427 ;; Some signature mangling.
428
429 (defun mdwmail-mangle-signature ()
430   (save-excursion
431     (goto-char (point-min))
432     (perform-replace "\n-- \n" "\n-- " nil nil nil)))
433 (add-hook 'mail-setup-hook 'mdwmail-mangle-signature)
434 (add-hook 'message-setup-hook 'mdwmail-mangle-signature)
435
436 ;; Insert my login name into message-ids, so I can score replies.
437
438 (defadvice message-unique-id (after mdw-user-name last activate compile)
439   "Ensure that the user's name appears at the end of the message-id string,
440 so that it can be used for convenient filtering."
441   (setq ad-return-value (concat ad-return-value "." (user-login-name))))
442
443 ;; Tell my movemail hack where movemail is.
444 ;;
445 ;; This is needed to shup up warnings about LD_PRELOAD.
446
447 (let ((path exec-path))
448   (while path
449     (let ((try (expand-file-name "movemail" (car path))))
450       (if (file-executable-p try)
451           (setenv "REAL_MOVEMAIL" try))
452       (setq path (cdr path)))))
453
454 (eval-after-load "erc"
455     '(load "~/.ercrc.el"))
456
457 ;;;--------------------------------------------------------------------------
458 ;;; Utility functions.
459
460 (or (fboundp 'line-number-at-pos)
461     (defun line-number-at-pos (&optional pos)
462       (let ((opoint (or pos (point))) start)
463         (save-excursion
464           (save-restriction
465             (goto-char (point-min))
466             (widen)
467             (forward-line 0)
468             (setq start (point))
469             (goto-char opoint)
470             (forward-line 0)
471             (1+ (count-lines 1 (point))))))))
472
473 (defun mdw-uniquify-alist (&rest alists)
474   "Return the concatenation of the ALISTS with duplicate elements removed.
475 The first association with a given key prevails; others are
476 ignored.  The input lists are not modified, although they'll
477 probably become garbage."
478   (and alists
479        (let ((start-list (cons nil nil)))
480          (mdw-do-uniquify start-list
481                           start-list
482                           (car alists)
483                           (cdr alists)))))
484
485 (defun mdw-do-uniquify (done end l rest)
486   "A helper function for mdw-uniquify-alist.
487 The DONE argument is a list whose first element is `nil'.  It
488 contains the uniquified alist built so far.  The leading `nil' is
489 stripped off at the end of the operation; it's only there so that
490 DONE always references a cons cell.  END refers to the final cons
491 cell in the DONE list; it is modified in place each time to avoid
492 the overheads of `append'ing all the time.  The L argument is the
493 alist we're currently processing; the remaining alists are given
494 in REST."
495
496   ;; There are several different cases to deal with here.
497   (cond
498
499    ;; Current list isn't empty.  Add the first item to the DONE list if
500    ;; there's not an item with the same KEY already there.
501    (l (or (assoc (car (car l)) done)
502           (progn
503             (setcdr end (cons (car l) nil))
504             (setq end (cdr end))))
505       (mdw-do-uniquify done end (cdr l) rest))
506
507    ;; The list we were working on is empty.  Shunt the next list into the
508    ;; current list position and go round again.
509    (rest (mdw-do-uniquify done end (car rest) (cdr rest)))
510
511    ;; Everything's done.  Remove the leading `nil' from the DONE list and
512    ;; return it.  Finished!
513    (t (cdr done))))
514
515 (defun date ()
516   "Insert the current date in a pleasing way."
517   (interactive)
518   (insert (save-excursion
519             (let ((buffer (get-buffer-create "*tmp*")))
520               (unwind-protect (progn (set-buffer buffer)
521                                      (erase-buffer)
522                                      (shell-command "date +%Y-%m-%d" t)
523                                      (goto-char (mark))
524                                      (delete-backward-char 1)
525                                      (buffer-string))
526                 (kill-buffer buffer))))))
527
528 (defun uuencode (file &optional name)
529   "UUencodes a file, maybe calling it NAME, into the current buffer."
530   (interactive "fInput file name: ")
531
532   ;; If NAME isn't specified, then guess from the filename.
533   (if (not name)
534       (setq name
535             (substring file
536                        (or (string-match "[^/]*$" file) 0))))
537   (print (format "uuencode `%s' `%s'" file name))
538
539   ;; Now actually do the thing.
540   (call-process "uuencode" file t nil name))
541
542 (defvar np-file "~/.np"
543   "*Where the `now-playing' file is.")
544
545 (defun np (&optional arg)
546   "Grabs a `now-playing' string."
547   (interactive)
548   (save-excursion
549     (or arg (progn
550               (goto-char (point-max))
551               (insert "\nNP: ")
552               (insert-file-contents np-file)))))
553
554 (defun mdw-version-< (ver-a ver-b)
555   "Answer whether VER-A is strictly earlier than VER-B.
556 VER-A and VER-B are version numbers, which are strings containing digit
557 sequences separated by `.'."
558   (let* ((la (mapcar (lambda (x) (car (read-from-string x)))
559                      (split-string ver-a "\\.")))
560          (lb (mapcar (lambda (x) (car (read-from-string x)))
561                      (split-string ver-b "\\."))))
562     (catch 'done
563       (while t
564         (cond ((null la) (throw 'done lb))
565               ((null lb) (throw 'done nil))
566               ((< (car la) (car lb)) (throw 'done t))
567               ((= (car la) (car lb)) (setq la (cdr la) lb (cdr lb))))))))
568
569 (defun mdw-check-autorevert ()
570   "Sets global-auto-revert-ignore-buffer appropriately for this buffer.
571 This takes into consideration whether it's been found using
572 tramp, which seems to get itself into a twist."
573   (cond ((not (boundp 'global-auto-revert-ignore-buffer))
574          nil)
575         ((and (buffer-file-name)
576               (fboundp 'tramp-tramp-file-p)
577               (tramp-tramp-file-p (buffer-file-name)))
578          (unless global-auto-revert-ignore-buffer
579            (setq global-auto-revert-ignore-buffer 'tramp)))
580         ((eq global-auto-revert-ignore-buffer 'tramp)
581          (setq global-auto-revert-ignore-buffer nil))))
582
583 (defadvice find-file (after mdw-autorevert activate)
584   (mdw-check-autorevert))
585 (defadvice write-file (after mdw-autorevert activate)
586   (mdw-check-autorevert))
587
588 ;;;--------------------------------------------------------------------------
589 ;;; Dired hacking.
590
591 (defadvice dired-maybe-insert-subdir
592     (around mdw-marked-insertion first activate)
593   "The DIRNAME may be a list of directory names to insert.
594 Interactively, if files are marked, then insert all of them.
595 With a numeric prefix argument, select that many entries near
596 point; with a non-numeric prefix argument, prompt for listing
597 options."
598   (interactive
599    (list (dired-get-marked-files nil
600                                  (and (integerp current-prefix-arg)
601                                       current-prefix-arg)
602                                  #'file-directory-p)
603          (and current-prefix-arg
604               (not (integerp current-prefix-arg))
605               (read-string "Switches for listing: "
606                            (or dired-subdir-switches
607                                dired-actual-switches)))))
608   (let ((dirs (ad-get-arg 0)))
609     (dolist (dir (if (listp dirs) dirs (list dirs)))
610       (ad-set-arg 0 dir)
611       ad-do-it)))
612
613 ;;;--------------------------------------------------------------------------
614 ;;; URL viewing.
615
616 (defun mdw-w3m-browse-url (url &optional new-session-p)
617   "Invoke w3m on the URL in its current window, or at least a different one.
618 If NEW-SESSION-P, start a new session."
619   (interactive "sURL: \nP")
620   (save-excursion
621     (let ((window (selected-window)))
622       (unwind-protect
623           (progn
624             (select-window (or (and (not new-session-p)
625                                     (get-buffer-window "*w3m*"))
626                                (progn
627                                  (if (one-window-p t) (split-window))
628                                  (get-lru-window))))
629             (w3m-browse-url url new-session-p))
630         (select-window window)))))
631
632 (defvar mdw-good-url-browsers
633   '(browse-url-mozilla
634     browse-url-generic
635     (w3m . mdw-w3m-browse-url)
636     browse-url-w3)
637   "List of good browsers for mdw-good-url-browsers.
638 Each item is a browser function name, or a cons (CHECK . FUNC).
639 A symbol FOO stands for (FOO . FOO).")
640
641 (defun mdw-good-url-browser ()
642   "Return a good URL browser.
643 Trundle the list of such things, finding the first item for which
644 CHECK is fboundp, and returning the correponding FUNC."
645   (let ((bs mdw-good-url-browsers) b check func answer)
646     (while (and bs (not answer))
647       (setq b (car bs)
648             bs (cdr bs))
649       (if (consp b)
650           (setq check (car b) func (cdr b))
651         (setq check b func b))
652       (if (fboundp check)
653           (setq answer func)))
654     answer))
655
656 (eval-after-load "w3m-search"
657   '(progn
658      (dolist
659          (item
660           '(("g" "Google" "http://www.google.co.uk/search?q=%s")
661             ("gd" "Google Directory"
662              "http://www.google.com/search?cat=gwd/Top&q=%s")
663             ("gg" "Google Groups" "http://groups.google.com/groups?q=%s")
664             ("ward" "Ward's wiki" "http://c2.com/cgi/wiki?%s")
665             ("gi" "Images" "http://images.google.com/images?q=%s")
666             ("rfc" "RFC"
667              "http://metalzone.distorted.org.uk/ftp/pub/mirrors/rfc/rfc%s.txt.gz")
668             ("wp" "Wikipedia"
669              "http://en.wikipedia.org/wiki/Special:Search?go=Go&search=%s")
670             ("imdb" "IMDb" "http://www.imdb.com/Find?%s")
671             ("nc-wiki" "nCipher wiki"
672              "http://wiki.ncipher.com/wiki/bin/view/Devel/?topic=%s")
673             ("map" "Google maps" "http://maps.google.co.uk/maps?q=%s&hl=en")
674             ("lp" "Launchpad bug by number"
675              "https://bugs.launchpad.net/bugs/%s")
676             ("lppkg" "Launchpad bugs by package"
677              "https://bugs.launchpad.net/%s")
678             ("msdn" "MSDN"
679              "http://social.msdn.microsoft.com/Search/en-GB/?query=%s&ac=8")
680             ("debbug" "Debian bug by number"
681              "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=%s")
682             ("debbugpkg" "Debian bugs by package"
683              "http://bugs.debian.org/cgi-bin/pkgreport.cgi?pkg=%s")
684             ("ljlogin" "LJ login" "http://www.livejournal.com/login.bml")))
685        (add-to-list 'w3m-search-engine-alist
686                     (list (cadr item) (caddr item) nil))
687        (add-to-list 'w3m-uri-replace-alist
688                     (list (concat "\\`" (car item) ":")
689                           'w3m-search-uri-replace
690                           (cadr item))))))
691
692 ;;;--------------------------------------------------------------------------
693 ;;; Paragraph filling.
694
695 ;; Useful variables.
696
697 (defvar mdw-fill-prefix nil
698   "*Used by `mdw-line-prefix' and `mdw-fill-paragraph'.
699 If there's no fill prefix currently set (by the `fill-prefix'
700 variable) and there's a match from one of the regexps here, it
701 gets used to set the fill-prefix for the current operation.
702
703 The variable is a list of items of the form `REGEXP . PREFIX'; if
704 the REGEXP matches, the PREFIX is used to set the fill prefix.
705 It in turn is a list of things:
706
707   STRING -- insert a literal string
708   (match . N) -- insert the thing matched by bracketed subexpression N
709   (pad . N) -- a string of whitespace the same width as subexpression N
710   (expr . FORM) -- the result of evaluating FORM")
711
712 (make-variable-buffer-local 'mdw-fill-prefix)
713
714 (defvar mdw-hanging-indents
715   (concat "\\(\\("
716             "\\([*o+]\\|-[-#]?\\|[0-9]+\\.\\|\\[[0-9]+\\]\\|([a-zA-Z])\\)"
717             "[ \t]+"
718           "\\)?\\)")
719   "*Standard regexp matching parts of a hanging indent.
720 This is mainly useful in `auto-fill-mode'.")
721
722 ;; Setting things up.
723
724 (fset 'mdw-do-auto-fill (symbol-function 'do-auto-fill))
725
726 ;; Utility functions.
727
728 (defun mdw-maybe-tabify (s)
729   "Tabify or untabify the string S, according to `indent-tabs-mode'."
730   (let ((tabfun (if indent-tabs-mode #'tabify #'untabify)))
731     (with-temp-buffer
732       (save-match-data
733         (insert s "\n")
734         (let ((start (point-min)) (end (point-max)))
735           (funcall tabfun (point-min) (point-max))
736           (setq s (buffer-substring (point-min) (1- (point-max)))))))))
737
738 (defun mdw-examine-fill-prefixes (l)
739   "Given a list of dynamic fill prefixes, pick one which matches
740 context and return the static fill prefix to use.  Point must be
741 at the start of a line, and match data must be saved."
742   (cond ((not l) nil)
743                ((looking-at (car (car l)))
744                 (mdw-maybe-tabify (apply #'concat
745                                          (mapcar #'mdw-do-prefix-match
746                                                  (cdr (car l))))))
747                (t (mdw-examine-fill-prefixes (cdr l)))))
748
749 (defun mdw-maybe-car (p)
750   "If P is a pair, return (car P), otherwise just return P."
751   (if (consp p) (car p) p))
752
753 (defun mdw-padding (s)
754   "Return a string the same width as S but made entirely from whitespace."
755   (let* ((l (length s)) (i 0) (n (make-string l ? )))
756     (while (< i l)
757       (if (= 9 (aref s i))
758           (aset n i 9))
759       (setq i (1+ i)))
760     n))
761
762 (defun mdw-do-prefix-match (m)
763   "Expand a dynamic prefix match element.
764 See `mdw-fill-prefix' for details."
765   (cond ((not (consp m)) (format "%s" m))
766            ((eq (car m) 'match) (match-string (mdw-maybe-car (cdr m))))
767            ((eq (car m) 'pad) (mdw-padding (match-string
768                                             (mdw-maybe-car (cdr m)))))
769            ((eq (car m) 'eval) (eval (cdr m)))
770            (t "")))
771
772 (defun mdw-choose-dynamic-fill-prefix ()
773   "Work out the dynamic fill prefix based on the variable `mdw-fill-prefix'."
774   (cond ((and fill-prefix (not (string= fill-prefix ""))) fill-prefix)
775            ((not mdw-fill-prefix) fill-prefix)
776            (t (save-excursion
777                 (beginning-of-line)
778                 (save-match-data
779                   (mdw-examine-fill-prefixes mdw-fill-prefix))))))
780
781 (defun do-auto-fill ()
782   "Handle auto-filling, working out a dynamic fill prefix in the
783 case where there isn't a sensible static one."
784   (let ((fill-prefix (mdw-choose-dynamic-fill-prefix)))
785     (mdw-do-auto-fill)))
786
787 (defun mdw-fill-paragraph ()
788   "Fill paragraph, getting a dynamic fill prefix."
789   (interactive)
790   (let ((fill-prefix (mdw-choose-dynamic-fill-prefix)))
791     (fill-paragraph nil)))
792
793 (defun mdw-standard-fill-prefix (rx &optional mat)
794   "Set the dynamic fill prefix, handling standard hanging indents and stuff.
795 This is just a short-cut for setting the thing by hand, and by
796 design it doesn't cope with anything approximating a complicated
797 case."
798   (setq mdw-fill-prefix
799            `((,(concat rx mdw-hanging-indents)
800               (match . 1)
801               (pad . ,(or mat 2))))))
802
803 ;;;--------------------------------------------------------------------------
804 ;;; Other common declarations.
805
806 ;; Common mode settings.
807
808 (defvar mdw-auto-indent t
809   "Whether to indent automatically after a newline.")
810
811 (defun mdw-whitespace-mode (&optional arg)
812   "Turn on/off whitespace mode, but don't highlight trailing space."
813   (interactive "P")
814   (when (and (boundp 'whitespace-style)
815              (fboundp 'whitespace-mode))
816     (let ((whitespace-style (remove 'trailing whitespace-style)))
817       (whitespace-mode arg))
818     (setq show-trailing-whitespace whitespace-mode)))
819
820 (defvar mdw-do-misc-mode-hacking nil)
821
822 (defun mdw-misc-mode-config ()
823   (and mdw-auto-indent
824        (cond ((eq major-mode 'lisp-mode)
825               (local-set-key "\C-m" 'mdw-indent-newline-and-indent))
826              ((or (eq major-mode 'slime-repl-mode)
827                   (eq major-mode 'asm-mode))
828               nil)
829              (t
830               (local-set-key "\C-m" 'newline-and-indent))))
831   (set (make-local-variable 'mdw-do-misc-mode-hacking) t)
832   (local-set-key [C-return] 'newline)
833   (make-local-variable 'page-delimiter)
834   (setq page-delimiter "\f\\|^.*-\\{6\\}.*$")
835   (setq comment-column 40)
836   (auto-fill-mode 1)
837   (setq fill-column 77)
838   (and (fboundp 'gtags-mode)
839        (gtags-mode))
840   (if (fboundp 'hs-minor-mode)
841       (trap (hs-minor-mode t))
842     (outline-minor-mode t))
843   (reveal-mode t)
844   (trap (turn-on-font-lock)))
845
846 (defun mdw-post-local-vars-misc-mode-config ()
847   (when (and mdw-do-misc-mode-hacking
848              (not buffer-read-only))
849     (setq show-trailing-whitespace t)
850     (mdw-whitespace-mode 1)))
851 (add-hook 'hack-local-variables-hook 'mdw-post-local-vars-misc-mode-config)
852
853 (defadvice toggle-read-only (after mdw-angry-fruit-salad activate)
854   (when mdw-do-misc-mode-hacking
855     (setq show-trailing-whitespace (not buffer-read-only))
856     (mdw-whitespace-mode (if buffer-read-only 0 1))))
857
858 (eval-after-load 'gtags
859   '(progn
860      (dolist (key '([mouse-2] [mouse-3]))
861        (define-key gtags-mode-map key nil))
862      (define-key gtags-mode-map [C-S-mouse-2] 'gtags-find-tag-by-event)
863      (define-key gtags-select-mode-map [C-S-mouse-2]
864        'gtags-select-tag-by-event)
865      (dolist (map (list gtags-mode-map gtags-select-mode-map))
866        (define-key map [C-S-mouse-3] 'gtags-pop-stack))))
867
868 ;; Backup file handling.
869
870 (defvar mdw-backup-disable-regexps nil
871   "*List of regular expressions: if a file name matches any of
872 these then the file is not backed up.")
873
874 (defun mdw-backup-enable-predicate (name)
875   "[mdw]'s default backup predicate.
876 Allows a backup if the standard predicate would allow it, and it
877 doesn't match any of the regular expressions in
878 `mdw-backup-disable-regexps'."
879   (and (normal-backup-enable-predicate name)
880        (let ((answer t) (list mdw-backup-disable-regexps))
881          (save-match-data
882            (while list
883              (if (string-match (car list) name)
884                  (setq answer nil))
885              (setq list (cdr list)))
886            answer))))
887 (setq backup-enable-predicate 'mdw-backup-enable-predicate)
888
889 ;; Frame cleanup.
890
891 (defun mdw-last-one-out-turn-off-the-lights (frame)
892   "Disconnect from an X display if this was the last frame on that display."
893   (let ((frame-display (frame-parameter frame 'display)))
894     (when (and frame-display
895                (eq window-system 'x)
896                (not (some (lambda (fr)
897                             (and (not (eq fr frame))
898                                  (string= (frame-parameter fr 'display)
899                                           frame-display)))
900                           (frame-list))))
901       (run-with-idle-timer 0 nil #'x-close-connection frame-display))))
902 (add-hook 'delete-frame-functions 'mdw-last-one-out-turn-off-the-lights)
903
904 ;;;--------------------------------------------------------------------------
905 ;;; Where is point?
906
907 (defvar mdw-point-overlay
908   (let ((ov (make-overlay 0 0))
909         (s "."))
910     (overlay-put ov 'priority 2)
911     (put-text-property 0 1 'display '(left-fringe vertical-bar) s)
912     (overlay-put ov 'before-string s)
913     (delete-overlay ov)
914     ov)
915   "An overlay used for showing where point is in the selected window.")
916
917 (defun mdw-remove-point-overlay ()
918   "Remove the current-point overlay."
919   (delete-overlay mdw-point-overlay))
920
921 (defun mdw-update-point-overlay ()
922   "Mark the current point position with an overlay."
923   (if (not mdw-point-overlay-mode)
924       (mdw-remove-point-overlay)
925     (overlay-put mdw-point-overlay 'window (selected-window))
926     (if (bolp)
927         (move-overlay mdw-point-overlay
928                       (point) (1+ (point)) (current-buffer))
929       (move-overlay mdw-point-overlay
930                     (1- (point)) (point) (current-buffer)))))
931
932 (defvar mdw-point-overlay-buffers nil
933   "List of buffers using `mdw-point-overlay-mode'.")
934
935 (define-minor-mode mdw-point-overlay-mode
936   "Indicate current line with an overlay."
937   :global nil
938   (let ((buffer (current-buffer)))
939     (setq mdw-point-overlay-buffers
940           (mapcan (lambda (buf)
941                     (if (and (buffer-live-p buf)
942                              (not (eq buf buffer)))
943                         (list buf)))
944                   mdw-point-overlay-buffers))
945     (if mdw-point-overlay-mode
946         (setq mdw-point-overlay-buffers
947               (cons buffer mdw-point-overlay-buffers))))
948   (cond (mdw-point-overlay-buffers
949          (add-hook 'pre-command-hook 'mdw-remove-point-overlay)
950          (add-hook 'post-command-hook 'mdw-update-point-overlay))
951         (t
952          (mdw-remove-point-overlay)
953          (remove-hook 'pre-command-hook 'mdw-remove-point-overlay)
954          (remove-hook 'post-command-hook 'mdw-update-point-overlay))))
955
956 (define-globalized-minor-mode mdw-global-point-overlay-mode
957   mdw-point-overlay-mode
958   (lambda () (if (not (minibufferp)) (mdw-point-overlay-mode t))))
959
960 ;;;--------------------------------------------------------------------------
961 ;;; Fullscreen-ness.
962
963 (defvar mdw-full-screen-parameters
964   '((menu-bar-lines . 0)
965     ;(vertical-scroll-bars . nil)
966     )
967   "Frame parameters to set when making a frame fullscreen.")
968
969 (defvar mdw-full-screen-save
970   '(width height)
971   "Extra frame parameters to save when setting fullscreen.")
972
973 (defun mdw-toggle-full-screen (&optional frame)
974   "Show the FRAME fullscreen."
975   (interactive)
976   (when window-system
977     (cond ((frame-parameter frame 'fullscreen)
978            (set-frame-parameter frame 'fullscreen nil)
979            (modify-frame-parameters
980             nil
981             (or (frame-parameter frame 'mdw-full-screen-saved)
982                 (mapcar (lambda (assoc)
983                           (assq (car assoc) default-frame-alist))
984                         mdw-full-screen-parameters))))
985           (t
986            (let ((saved (mapcar (lambda (param)
987                                   (cons param (frame-parameter frame param)))
988                                 (append (mapcar #'car
989                                                 mdw-full-screen-parameters)
990                                         mdw-full-screen-save))))
991              (set-frame-parameter frame 'mdw-full-screen-saved saved))
992            (modify-frame-parameters frame mdw-full-screen-parameters)
993            (set-frame-parameter frame 'fullscreen 'fullboth)))))
994
995 ;;;--------------------------------------------------------------------------
996 ;;; General fontification.
997
998 (defmacro mdw-define-face (name &rest body)
999   "Define a face, and make sure it's actually set as the definition."
1000   (declare (indent 1)
1001            (debug 0))
1002   `(progn
1003      (make-face ',name)
1004      (defvar ,name ',name)
1005      (put ',name 'face-defface-spec ',body)
1006      (face-spec-set ',name ',body nil)))
1007
1008 (mdw-define-face default
1009   (((type w32)) :family "courier new" :height 85)
1010   (((type x)) :family "6x13" :foundry "trad" :height 130)
1011   (((type color)) :foreground "white" :background "black")
1012   (t nil))
1013 (mdw-define-face fixed-pitch
1014   (((type w32)) :family "courier new" :height 85)
1015   (((type x)) :family "6x13" :foundry "trad" :height 130)
1016   (t :foreground "white" :background "black"))
1017 (if (>= emacs-major-version 23)
1018     (mdw-define-face variable-pitch
1019       (((type x)) :family "sans" :height 100))
1020   (mdw-define-face variable-pitch
1021     (((type x)) :family "helvetica" :height 90)))
1022 (mdw-define-face region
1023   (((type tty) (class color)) :background "blue")
1024   (((type tty) (class mono)) :inverse-video t)
1025   (t :background "grey30"))
1026 (mdw-define-face match
1027   (((type tty) (class color)) :background "blue")
1028   (((type tty) (class mono)) :inverse-video t)
1029   (t :background "blue"))
1030 (mdw-define-face mc/cursor-face
1031   (((type tty) (class mono)) :inverse-video t)
1032   (t :background "red"))
1033 (mdw-define-face minibuffer-prompt
1034   (t :weight bold))
1035 (mdw-define-face mode-line
1036   (((class color)) :foreground "blue" :background "yellow"
1037                    :box (:line-width 1 :style released-button))
1038   (t :inverse-video t))
1039 (mdw-define-face mode-line-inactive
1040   (((class color)) :foreground "yellow" :background "blue"
1041                    :box (:line-width 1 :style released-button))
1042   (t :inverse-video t))
1043 (mdw-define-face nobreak-space
1044   (((type tty)))
1045   (t :inherit escape-glyph :underline t))
1046 (mdw-define-face scroll-bar
1047   (t :foreground "black" :background "lightgrey"))
1048 (mdw-define-face fringe
1049   (t :foreground "yellow"))
1050 (mdw-define-face show-paren-match
1051   (((class color)) :background "darkgreen")
1052   (t :underline t))
1053 (mdw-define-face show-paren-mismatch
1054   (((class color)) :background "red")
1055   (t :inverse-video t))
1056 (mdw-define-face highlight
1057   (((type x) (class color)) :background "DarkSeaGreen4")
1058   (((type tty) (class color)) :background "cyan")
1059   (t :inverse-video t))
1060
1061 (mdw-define-face holiday-face
1062   (t :background "red"))
1063 (mdw-define-face calendar-today-face
1064   (t :foreground "yellow" :weight bold))
1065
1066 (mdw-define-face comint-highlight-prompt
1067   (t :weight bold))
1068 (mdw-define-face comint-highlight-input
1069   (t nil))
1070
1071 (mdw-define-face dired-directory
1072   (t :foreground "cyan" :weight bold))
1073 (mdw-define-face dired-symlink
1074   (t :foreground "cyan"))
1075 (mdw-define-face dired-perm-write
1076   (t nil))
1077
1078 (mdw-define-face trailing-whitespace
1079   (((class color)) :background "red")
1080   (t :inverse-video t))
1081 (mdw-define-face mdw-punct-face
1082   (((type tty)) :foreground "yellow") (t :foreground "burlywood2"))
1083 (mdw-define-face mdw-number-face
1084   (t :foreground "yellow"))
1085 (mdw-define-face mdw-trivial-face)
1086 (mdw-define-face font-lock-function-name-face
1087   (t :slant italic))
1088 (mdw-define-face font-lock-keyword-face
1089   (t :weight bold))
1090 (mdw-define-face font-lock-constant-face
1091   (t :slant italic))
1092 (mdw-define-face font-lock-builtin-face
1093   (t :weight bold))
1094 (mdw-define-face font-lock-type-face
1095   (t :weight bold :slant italic))
1096 (mdw-define-face font-lock-reference-face
1097   (t :weight bold))
1098 (mdw-define-face font-lock-variable-name-face
1099   (t :slant italic))
1100 (mdw-define-face font-lock-comment-delimiter-face
1101   (((class mono)) :weight bold)
1102   (((type tty) (class color)) :foreground "green")
1103   (t :slant italic :foreground "SeaGreen1"))
1104 (mdw-define-face font-lock-comment-face
1105   (((class mono)) :weight bold)
1106   (((type tty) (class color)) :foreground "green")
1107   (t :slant italic :foreground "SeaGreen1"))
1108 (mdw-define-face font-lock-string-face
1109   (((class mono)) :weight bold)
1110   (((class color)) :foreground "SkyBlue1"))
1111
1112 (mdw-define-face message-separator
1113   (t :background "red" :foreground "white" :weight bold))
1114 (mdw-define-face message-cited-text
1115   (default :slant italic)
1116   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1117 (mdw-define-face message-header-cc
1118   (default :weight bold)
1119   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1120 (mdw-define-face message-header-newsgroups
1121   (default :weight bold)
1122   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1123 (mdw-define-face message-header-subject
1124   (default :weight bold)
1125   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1126 (mdw-define-face message-header-to
1127   (default :weight bold)
1128   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1129 (mdw-define-face message-header-xheader
1130   (default :weight bold)
1131   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1132 (mdw-define-face message-header-other
1133   (default :weight bold)
1134   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1135 (mdw-define-face message-header-name
1136   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
1137 (mdw-define-face which-func
1138   (t nil))
1139
1140 (mdw-define-face diff-header
1141   (t nil))
1142 (mdw-define-face diff-index
1143   (t :weight bold))
1144 (mdw-define-face diff-file-header
1145   (t :weight bold))
1146 (mdw-define-face diff-hunk-header
1147   (t :foreground "SkyBlue1"))
1148 (mdw-define-face diff-function
1149   (t :foreground "SkyBlue1" :weight bold))
1150 (mdw-define-face diff-header
1151   (t :background "grey10"))
1152 (mdw-define-face diff-added
1153   (t :foreground "green"))
1154 (mdw-define-face diff-removed
1155   (t :foreground "red"))
1156 (mdw-define-face diff-context
1157   (t nil))
1158 (mdw-define-face diff-refine-change
1159   (((class color) (type x)) :background "RoyalBlue4")
1160   (t :underline t))
1161
1162 (mdw-define-face dylan-header-background
1163   (((class color) (type x)) :background "NavyBlue")
1164   (t :background "blue"))
1165
1166 (mdw-define-face magit-diff-add
1167   (t :foreground "green"))
1168 (mdw-define-face magit-diff-del
1169   (t :foreground "red"))
1170 (mdw-define-face magit-diff-file-header
1171   (t :weight bold))
1172 (mdw-define-face magit-diff-hunk-header
1173   (t :foreground "SkyBlue1"))
1174 (mdw-define-face magit-item-highlight
1175   (((type tty)) :background "blue")
1176   (t :background "grey11"))
1177 (mdw-define-face magit-log-head-label-remote
1178   (((type tty)) :background "cyan" :foreground "green")
1179   (t :background "grey11" :foreground "DarkSeaGreen2" :box t))
1180 (mdw-define-face magit-log-head-label-local
1181   (((type tty)) :background "cyan" :foreground "yellow")
1182   (t :background "grey11" :foreground "LightSkyBlue1" :box t))
1183 (mdw-define-face magit-log-head-label-tags
1184   (((type tty)) :background "red" :foreground "yellow")
1185   (t :background "LemonChiffon1" :foreground "goldenrod4" :box t))
1186 (mdw-define-face magit-log-graph
1187   (((type tty)) :foreground "magenta")
1188   (t :foreground "grey80"))
1189
1190 (mdw-define-face erc-input-face
1191   (t :foreground "red"))
1192
1193 (mdw-define-face woman-bold
1194   (t :weight bold))
1195 (mdw-define-face woman-italic
1196   (t :slant italic))
1197
1198 (eval-after-load "rst"
1199   '(progn
1200      (mdw-define-face rst-level-1-face
1201        (t :foreground "SkyBlue1" :weight bold))
1202      (mdw-define-face rst-level-2-face
1203        (t :foreground "SeaGreen1" :weight bold))
1204      (mdw-define-face rst-level-3-face
1205        (t :weight bold))
1206      (mdw-define-face rst-level-4-face
1207        (t :slant italic))
1208      (mdw-define-face rst-level-5-face
1209        (t :underline t))
1210      (mdw-define-face rst-level-6-face
1211        ())))
1212
1213 (mdw-define-face p4-depot-added-face
1214   (t :foreground "green"))
1215 (mdw-define-face p4-depot-branch-op-face
1216   (t :foreground "yellow"))
1217 (mdw-define-face p4-depot-deleted-face
1218   (t :foreground "red"))
1219 (mdw-define-face p4-depot-unmapped-face
1220   (t :foreground "SkyBlue1"))
1221 (mdw-define-face p4-diff-change-face
1222   (t :foreground "yellow"))
1223 (mdw-define-face p4-diff-del-face
1224   (t :foreground "red"))
1225 (mdw-define-face p4-diff-file-face
1226   (t :foreground "SkyBlue1"))
1227 (mdw-define-face p4-diff-head-face
1228   (t :background "grey10"))
1229 (mdw-define-face p4-diff-ins-face
1230   (t :foreground "green"))
1231
1232 (mdw-define-face w3m-anchor-face
1233   (t :foreground "SkyBlue1" :underline t))
1234 (mdw-define-face w3m-arrived-anchor-face
1235   (t :foreground "SkyBlue1" :underline t))
1236
1237 (mdw-define-face whizzy-slice-face
1238   (t :background "grey10"))
1239 (mdw-define-face whizzy-error-face
1240   (t :background "darkred"))
1241
1242 ;; Ellipses used to indicate hidden text (and similar).
1243 (mdw-define-face mdw-ellipsis-face
1244   (((type tty)) :foreground "blue") (t :foreground "grey60"))
1245 (let ((dollar (make-glyph-code ?$ 'mdw-ellipsis-face))
1246       (backslash (make-glyph-code ?\\ 'mdw-ellipsis-face))
1247       (dot (make-glyph-code ?. 'mdw-ellipsis-face))
1248       (bar (make-glyph-code ?| mdw-ellipsis-face)))
1249   (set-display-table-slot standard-display-table 0 dollar)
1250   (set-display-table-slot standard-display-table 1 backslash)
1251   (set-display-table-slot standard-display-table 4
1252                           (vector dot dot dot))
1253   (set-display-table-slot standard-display-table 5 bar))
1254
1255 ;;;--------------------------------------------------------------------------
1256 ;;; C programming configuration.
1257
1258 ;; Linux kernel hacking.
1259
1260 (defvar linux-c-mode-hook)
1261
1262 (defun linux-c-mode ()
1263   (interactive)
1264   (c-mode)
1265   (setq major-mode 'linux-c-mode)
1266   (setq mode-name "Linux C")
1267   (run-hooks 'linux-c-mode-hook))
1268
1269 ;; Make C indentation nice.
1270
1271 (defun mdw-c-lineup-arglist (langelem)
1272   "Hack for DWIMmery in c-lineup-arglist."
1273   (if (save-excursion
1274         (c-block-in-arglist-dwim (c-langelem-2nd-pos c-syntactic-element)))
1275       0
1276     (c-lineup-arglist langelem)))
1277
1278 (defun mdw-c-indent-extern-mumble (langelem)
1279   "Indent `extern \"...\" {' lines."
1280   (save-excursion
1281     (back-to-indentation)
1282     (if (looking-at
1283          "\\s-*\\<extern\\>\\s-*\"\\([^\\\\\"]+\\|\\.\\)*\"\\s-*{")
1284         c-basic-offset
1285       nil)))
1286
1287 (defun mdw-c-style ()
1288   (c-add-style "[mdw] C and C++ style"
1289                '((c-basic-offset . 2)
1290                  (comment-column . 40)
1291                  (c-class-key . "class")
1292                  (c-backslash-column . 72)
1293                  (c-offsets-alist
1294                   (substatement-open . (add 0 c-indent-one-line-block))
1295                   (defun-open . (add 0 c-indent-one-line-block))
1296                   (arglist-cont-nonempty . mdw-c-lineup-arglist)
1297                   (topmost-intro . mdw-c-indent-extern-mumble)
1298                   (cpp-define-intro . 0)
1299                   (knr-argdecl . 0)
1300                   (inextern-lang . [0])
1301                   (label . 0)
1302                   (case-label . +)
1303                   (access-label . -)
1304                   (inclass . +)
1305                   (inline-open . ++)
1306                   (statement-cont . +)
1307                   (statement-case-intro . +)))
1308                t))
1309
1310 (defvar mdw-c-comment-fill-prefix
1311   `((,(concat "\\([ \t]*/?\\)"
1312               "\\(\*\\|//]\\)"
1313               "\\([ \t]*\\)"
1314               "\\([A-Za-z]+:[ \t]*\\)?"
1315               mdw-hanging-indents)
1316      (pad . 1) (match . 2) (pad . 3) (pad . 4) (pad . 5)))
1317   "Fill prefix matching C comments (both kinds).")
1318
1319 (defun mdw-fontify-c-and-c++ ()
1320
1321   ;; Fiddle with some syntax codes.
1322   (modify-syntax-entry ?* ". 23")
1323   (modify-syntax-entry ?/ ". 124b")
1324   (modify-syntax-entry ?\n "> b")
1325
1326   ;; Other stuff.
1327   (mdw-c-style)
1328   (setq c-hanging-comment-ender-p nil)
1329   (setq c-backslash-column 72)
1330   (setq c-label-minimum-indentation 0)
1331   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1332
1333   ;; Now define things to be fontified.
1334   (make-local-variable 'font-lock-keywords)
1335   (let ((c-keywords
1336          (mdw-regexps "alignas"          ;C11 macro, C++11
1337                       "alignof"          ;C++11
1338                       "and"              ;C++, C95 macro
1339                       "and_eq"           ;C++, C95 macro
1340                       "asm"              ;K&R, C++, GCC
1341                       "atomic"           ;C11 macro, C++11 template type
1342                       "auto"             ;K&R, C89
1343                       "bitand"           ;C++, C95 macro
1344                       "bitor"            ;C++, C95 macro
1345                       "bool"             ;C++, C99 macro
1346                       "break"            ;K&R, C89
1347                       "case"             ;K&R, C89
1348                       "catch"            ;C++
1349                       "char"             ;K&R, C89
1350                       "char16_t"         ;C++11, C11 library type
1351                       "char32_t"         ;C++11, C11 library type
1352                       "class"            ;C++
1353                       "complex"          ;C99 macro, C++ template type
1354                       "compl"            ;C++, C95 macro
1355                       "const"            ;C89
1356                       "constexpr"        ;C++11
1357                       "const_cast"       ;C++
1358                       "continue"         ;K&R, C89
1359                       "decltype"         ;C++11
1360                       "defined"          ;C89 preprocessor
1361                       "default"          ;K&R, C89
1362                       "delete"           ;C++
1363                       "do"               ;K&R, C89
1364                       "double"           ;K&R, C89
1365                       "dynamic_cast"     ;C++
1366                       "else"             ;K&R, C89
1367                       ;; "entry"         ;K&R -- never used
1368                       "enum"             ;C89
1369                       "explicit"         ;C++
1370                       "export"           ;C++
1371                       "extern"           ;K&R, C89
1372                       "float"            ;K&R, C89
1373                       "for"              ;K&R, C89
1374                       ;; "fortran"       ;K&R
1375                       "friend"           ;C++
1376                       "goto"             ;K&R, C89
1377                       "if"               ;K&R, C89
1378                       "imaginary"        ;C99 macro
1379                       "inline"           ;C++, C99, GCC
1380                       "int"              ;K&R, C89
1381                       "long"             ;K&R, C89
1382                       "mutable"          ;C++
1383                       "namespace"        ;C++
1384                       "new"              ;C++
1385                       "noexcept"         ;C++11
1386                       "noreturn"         ;C11 macro
1387                       "not"              ;C++, C95 macro
1388                       "not_eq"           ;C++, C95 macro
1389                       "nullptr"          ;C++11
1390                       "operator"         ;C++
1391                       "or"               ;C++, C95 macro
1392                       "or_eq"            ;C++, C95 macro
1393                       "private"          ;C++
1394                       "protected"        ;C++
1395                       "public"           ;C++
1396                       "register"         ;K&R, C89
1397                       "reinterpret_cast" ;C++
1398                       "restrict"         ;C99
1399                       "return"           ;K&R, C89
1400                       "short"            ;K&R, C89
1401                       "signed"           ;C89
1402                       "sizeof"           ;K&R, C89
1403                       "static"           ;K&R, C89
1404                       "static_assert"    ;C11 macro, C++11
1405                       "static_cast"      ;C++
1406                       "struct"           ;K&R, C89
1407                       "switch"           ;K&R, C89
1408                       "template"         ;C++
1409                       "throw"            ;C++
1410                       "try"              ;C++
1411                       "thread_local"     ;C11 macro, C++11
1412                       "typedef"          ;C89
1413                       "typeid"           ;C++
1414                       "typeof"           ;GCC
1415                       "typename"         ;C++
1416                       "union"            ;K&R, C89
1417                       "unsigned"         ;K&R, C89
1418                       "using"            ;C++
1419                       "virtual"          ;C++
1420                       "void"             ;C89
1421                       "volatile"         ;C89
1422                       "wchar_t"          ;C++, C89 library type
1423                       "while"            ;K&R, C89
1424                       "xor"              ;C++, C95 macro
1425                       "xor_eq"           ;C++, C95 macro
1426                       "_Alignas"         ;C11
1427                       "_Alignof"         ;C11
1428                       "_Atomic"          ;C11
1429                       "_Bool"            ;C99
1430                       "_Complex"         ;C99
1431                       "_Generic"         ;C11
1432                       "_Imaginary"       ;C99
1433                       "_Noreturn"        ;C11
1434                       "_Pragma"          ;C99 preprocessor
1435                       "_Static_assert"   ;C11
1436                       "_Thread_local"    ;C11
1437                       "__alignof__"      ;GCC
1438                       "__asm__"          ;GCC
1439                       "__attribute__"    ;GCC
1440                       "__complex__"      ;GCC
1441                       "__const__"        ;GCC
1442                       "__extension__"    ;GCC
1443                       "__imag__"         ;GCC
1444                       "__inline__"       ;GCC
1445                       "__label__"        ;GCC
1446                       "__real__"         ;GCC
1447                       "__signed__"       ;GCC
1448                       "__typeof__"       ;GCC
1449                       "__volatile__"     ;GCC
1450                       ))
1451         (c-constants
1452          (mdw-regexps "false"            ;C++, C99 macro
1453                       "this"             ;C++
1454                       "true"             ;C++, C99 macro
1455                       ))
1456         (preprocessor-keywords
1457          (mdw-regexps "assert" "define" "elif" "else" "endif" "error"
1458                       "ident" "if" "ifdef" "ifndef" "import" "include"
1459                       "line" "pragma" "unassert" "undef" "warning"))
1460         (objc-keywords
1461          (mdw-regexps "class" "defs" "encode" "end" "implementation"
1462                       "interface" "private" "protected" "protocol" "public"
1463                       "selector")))
1464
1465     (setq font-lock-keywords
1466           (list
1467
1468            ;; Fontify include files as strings.
1469            (list (concat "^[ \t]*\\#[ \t]*"
1470                          "\\(include\\|import\\)"
1471                          "[ \t]*\\(<[^>]+\\(>\\|\\)\\)")
1472                  '(2 font-lock-string-face))
1473
1474            ;; Preprocessor directives are `references'?.
1475            (list (concat "^\\([ \t]*#[ \t]*\\(\\("
1476                          preprocessor-keywords
1477                          "\\)\\>\\|[0-9]+\\|$\\)\\)")
1478                  '(1 font-lock-keyword-face))
1479
1480            ;; Handle the keywords defined above.
1481            (list (concat "@\\<\\(" objc-keywords "\\)\\>")
1482                  '(0 font-lock-keyword-face))
1483
1484            (list (concat "\\<\\(" c-keywords "\\)\\>")
1485                  '(0 font-lock-keyword-face))
1486
1487            (list (concat "\\<\\(" c-constants "\\)\\>")
1488                  '(0 font-lock-variable-name-face))
1489
1490            ;; Handle numbers too.
1491            ;;
1492            ;; This looks strange, I know.  It corresponds to the
1493            ;; preprocessor's idea of what a number looks like, rather than
1494            ;; anything sensible.
1495            (list (concat "\\(\\<[0-9]\\|\\.[0-9]\\)"
1496                          "\\([Ee][+-]\\|[0-9A-Za-z_.]\\)*")
1497                  '(0 mdw-number-face))
1498
1499            ;; And anything else is punctuation.
1500            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1501                  '(0 mdw-punct-face))))))
1502
1503 ;;;--------------------------------------------------------------------------
1504 ;;; AP calc mode.
1505
1506 (defun apcalc-mode ()
1507   (interactive)
1508   (c-mode)
1509   (setq major-mode 'apcalc-mode)
1510   (setq mode-name "AP Calc")
1511   (run-hooks 'apcalc-mode-hook))
1512
1513 (defun mdw-fontify-apcalc ()
1514
1515   ;; Fiddle with some syntax codes.
1516   (modify-syntax-entry ?* ". 23")
1517   (modify-syntax-entry ?/ ". 14")
1518
1519   ;; Other stuff.
1520   (mdw-c-style)
1521   (setq c-hanging-comment-ender-p nil)
1522   (setq c-backslash-column 72)
1523   (setq comment-start "/* ")
1524   (setq comment-end " */")
1525   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1526
1527   ;; Now define things to be fontified.
1528   (make-local-variable 'font-lock-keywords)
1529   (let ((c-keywords
1530          (mdw-regexps "break" "case" "cd" "continue" "define" "default"
1531                       "do" "else" "exit" "for" "global" "goto" "help" "if"
1532                       "local" "mat" "obj" "print" "quit" "read" "return"
1533                       "show" "static" "switch" "while" "write")))
1534
1535     (setq font-lock-keywords
1536           (list
1537
1538            ;; Handle the keywords defined above.
1539            (list (concat "\\<\\(" c-keywords "\\)\\>")
1540                  '(0 font-lock-keyword-face))
1541
1542            ;; Handle numbers too.
1543            ;;
1544            ;; This looks strange, I know.  It corresponds to the
1545            ;; preprocessor's idea of what a number looks like, rather than
1546            ;; anything sensible.
1547            (list (concat "\\(\\<[0-9]\\|\\.[0-9]\\)"
1548                          "\\([Ee][+-]\\|[0-9A-Za-z_.]\\)*")
1549                  '(0 mdw-number-face))
1550
1551            ;; And anything else is punctuation.
1552            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1553                  '(0 mdw-punct-face))))))
1554
1555 ;;;--------------------------------------------------------------------------
1556 ;;; Java programming configuration.
1557
1558 ;; Make indentation nice.
1559
1560 (defun mdw-java-style ()
1561   (c-add-style "[mdw] Java style"
1562                '((c-basic-offset . 2)
1563                  (c-offsets-alist (substatement-open . 0)
1564                                   (label . +)
1565                                   (case-label . +)
1566                                   (access-label . 0)
1567                                   (inclass . +)
1568                                   (statement-case-intro . +)))
1569                t))
1570
1571 ;; Declare Java fontification style.
1572
1573 (defun mdw-fontify-java ()
1574
1575   ;; Other stuff.
1576   (mdw-java-style)
1577   (setq c-hanging-comment-ender-p nil)
1578   (setq c-backslash-column 72)
1579   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1580
1581   ;; Now define things to be fontified.
1582   (make-local-variable 'font-lock-keywords)
1583   (let ((java-keywords
1584          (mdw-regexps "abstract" "boolean" "break" "byte" "case" "catch"
1585                       "char" "class" "const" "continue" "default" "do"
1586                       "double" "else" "extends" "final" "finally" "float"
1587                       "for" "goto" "if" "implements" "import" "instanceof"
1588                       "int" "interface" "long" "native" "new" "package"
1589                       "private" "protected" "public" "return" "short"
1590                       "static" "switch" "synchronized" "throw" "throws"
1591                       "transient" "try" "void" "volatile" "while"))
1592
1593         (java-constants
1594          (mdw-regexps "false" "null" "super" "this" "true")))
1595
1596     (setq font-lock-keywords
1597           (list
1598
1599            ;; Handle the keywords defined above.
1600            (list (concat "\\<\\(" java-keywords "\\)\\>")
1601                  '(0 font-lock-keyword-face))
1602
1603            ;; Handle the magic constants defined above.
1604            (list (concat "\\<\\(" java-constants "\\)\\>")
1605                  '(0 font-lock-variable-name-face))
1606
1607            ;; Handle numbers too.
1608            ;;
1609            ;; The following isn't quite right, but it's close enough.
1610            (list (concat "\\<\\("
1611                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1612                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1613                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1614                          "[lLfFdD]?")
1615                  '(0 mdw-number-face))
1616
1617            ;; And anything else is punctuation.
1618            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1619                  '(0 mdw-punct-face))))))
1620
1621 ;;;--------------------------------------------------------------------------
1622 ;;; Javascript programming configuration.
1623
1624 (defun mdw-javascript-style ()
1625   (setq js-indent-level 2)
1626   (setq js-expr-indent-offset 0))
1627
1628 (defun mdw-fontify-javascript ()
1629
1630   ;; Other stuff.
1631   (mdw-javascript-style)
1632   (setq js-auto-indent-flag t)
1633
1634   ;; Now define things to be fontified.
1635   (make-local-variable 'font-lock-keywords)
1636   (let ((javascript-keywords
1637          (mdw-regexps "abstract" "boolean" "break" "byte" "case" "catch"
1638                       "char" "class" "const" "continue" "debugger" "default"
1639                       "delete" "do" "double" "else" "enum" "export" "extends"
1640                       "final" "finally" "float" "for" "function" "goto" "if"
1641                       "implements" "import" "in" "instanceof" "int"
1642                       "interface" "let" "long" "native" "new" "package"
1643                       "private" "protected" "public" "return" "short"
1644                       "static" "super" "switch" "synchronized" "throw"
1645                       "throws" "transient" "try" "typeof" "var" "void"
1646                       "volatile" "while" "with" "yield"
1647
1648                       "boolean" "byte" "char" "double" "float" "int" "long"
1649                       "short" "void"))
1650         (javascript-constants
1651          (mdw-regexps "false" "null" "undefined" "Infinity" "NaN" "true"
1652                       "arguments" "this")))
1653
1654     (setq font-lock-keywords
1655           (list
1656
1657            ;; Handle the keywords defined above.
1658            (list (concat "\\_<\\(" javascript-keywords "\\)\\_>")
1659                  '(0 font-lock-keyword-face))
1660
1661            ;; Handle the predefined constants defined above.
1662            (list (concat "\\_<\\(" javascript-constants "\\)\\_>")
1663                  '(0 font-lock-variable-name-face))
1664
1665            ;; Handle numbers too.
1666            ;;
1667            ;; The following isn't quite right, but it's close enough.
1668            (list (concat "\\_<\\("
1669                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1670                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1671                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1672                          "[lLfFdD]?")
1673                  '(0 mdw-number-face))
1674
1675            ;; And anything else is punctuation.
1676            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1677                  '(0 mdw-punct-face))))))
1678
1679 ;;;--------------------------------------------------------------------------
1680 ;;; Scala programming configuration.
1681
1682 (defun mdw-fontify-scala ()
1683
1684   ;; Comment filling.
1685   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1686
1687   ;; Define things to be fontified.
1688   (make-local-variable 'font-lock-keywords)
1689   (let ((scala-keywords
1690          (mdw-regexps "abstract" "case" "catch" "class" "def" "do" "else"
1691                       "extends" "final" "finally" "for" "forSome" "if"
1692                       "implicit" "import" "lazy" "match" "new" "object"
1693                       "override" "package" "private" "protected" "return"
1694                       "sealed" "throw" "trait" "try" "type" "val"
1695                       "var" "while" "with" "yield"))
1696         (scala-constants
1697          (mdw-regexps "false" "null" "super" "this" "true"))
1698         (punctuation "[-!%^&*=+:@#~/?\\|`]"))
1699
1700     (setq font-lock-keywords
1701           (list
1702
1703            ;; Magical identifiers between backticks.
1704            (list (concat "`\\([^`]+\\)`")
1705                  '(1 font-lock-variable-name-face))
1706
1707            ;; Handle the keywords defined above.
1708            (list (concat "\\_<\\(" scala-keywords "\\)\\_>")
1709                  '(0 font-lock-keyword-face))
1710
1711            ;; Handle the constants defined above.
1712            (list (concat "\\_<\\(" scala-constants "\\)\\_>")
1713                  '(0 font-lock-variable-name-face))
1714
1715            ;; Magical identifiers between backticks.
1716            (list (concat "`\\([^`]+\\)`")
1717                  '(1 font-lock-variable-name-face))
1718
1719            ;; Handle numbers too.
1720            ;;
1721            ;; As usual, not quite right.
1722            (list (concat "\\_<\\("
1723                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1724                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1725                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1726                          "[lLfFdD]?")
1727                  '(0 mdw-number-face))
1728
1729            ;; Identifiers with trailing operators.
1730            (list (concat "_\\(" punctuation "\\)+")
1731                  '(0 mdw-trivial-face))
1732
1733            ;; And everything else is punctuation.
1734            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1735                  '(0 mdw-punct-face)))
1736
1737           font-lock-syntactic-keywords
1738           (list
1739
1740            ;; Single quotes around characters.  But not when used to quote
1741            ;; symbol names.  Ugh.
1742            (list (concat "\\('\\)"
1743                          "\\(" "."
1744                          "\\|" "\\\\" "\\(" "\\\\\\\\" "\\)*"
1745                                "u+" "[0-9a-fA-F]\\{4\\}"
1746                          "\\|" "\\\\" "[0-7]\\{1,3\\}"
1747                          "\\|" "\\\\" "." "\\)"
1748                          "\\('\\)")
1749                  '(1 "\"")
1750                  '(4 "\""))))))
1751
1752 ;;;--------------------------------------------------------------------------
1753 ;;; C# programming configuration.
1754
1755 ;; Make indentation nice.
1756
1757 (defun mdw-csharp-style ()
1758   (c-add-style "[mdw] C# style"
1759                '((c-basic-offset . 2)
1760                  (c-offsets-alist (substatement-open . 0)
1761                                   (label . 0)
1762                                   (case-label . +)
1763                                   (access-label . 0)
1764                                   (inclass . +)
1765                                   (statement-case-intro . +)))
1766                t))
1767
1768 ;; Declare C# fontification style.
1769
1770 (defun mdw-fontify-csharp ()
1771
1772   ;; Other stuff.
1773   (mdw-csharp-style)
1774   (setq c-hanging-comment-ender-p nil)
1775   (setq c-backslash-column 72)
1776   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1777
1778   ;; Now define things to be fontified.
1779   (make-local-variable 'font-lock-keywords)
1780   (let ((csharp-keywords
1781          (mdw-regexps "abstract" "as" "bool" "break" "byte" "case" "catch"
1782                       "char" "checked" "class" "const" "continue" "decimal"
1783                       "default" "delegate" "do" "double" "else" "enum"
1784                       "event" "explicit" "extern" "finally" "fixed" "float"
1785                       "for" "foreach" "goto" "if" "implicit" "in" "int"
1786                       "interface" "internal" "is" "lock" "long" "namespace"
1787                       "new" "object" "operator" "out" "override" "params"
1788                       "private" "protected" "public" "readonly" "ref"
1789                       "return" "sbyte" "sealed" "short" "sizeof"
1790                       "stackalloc" "static" "string" "struct" "switch"
1791                       "throw" "try" "typeof" "uint" "ulong" "unchecked"
1792                       "unsafe" "ushort" "using" "virtual" "void" "volatile"
1793                       "while" "yield"))
1794
1795         (csharp-constants
1796          (mdw-regexps "base" "false" "null" "this" "true")))
1797
1798     (setq font-lock-keywords
1799           (list
1800
1801            ;; Handle the keywords defined above.
1802            (list (concat "\\<\\(" csharp-keywords "\\)\\>")
1803                  '(0 font-lock-keyword-face))
1804
1805            ;; Handle the magic constants defined above.
1806            (list (concat "\\<\\(" csharp-constants "\\)\\>")
1807                  '(0 font-lock-variable-name-face))
1808
1809            ;; Handle numbers too.
1810            ;;
1811            ;; The following isn't quite right, but it's close enough.
1812            (list (concat "\\<\\("
1813                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1814                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1815                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1816                          "[lLfFdD]?")
1817                  '(0 mdw-number-face))
1818
1819            ;; And anything else is punctuation.
1820            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1821                  '(0 mdw-punct-face))))))
1822
1823 (define-derived-mode csharp-mode java-mode "C#"
1824   "Major mode for editing C# code.")
1825
1826 ;;;--------------------------------------------------------------------------
1827 ;;; F# programming configuration.
1828
1829 (setq fsharp-indent-offset 2)
1830
1831 (defun mdw-fontify-fsharp ()
1832
1833   (let ((punct "=<>+-*/|&%!@?"))
1834     (do ((i 0 (1+ i)))
1835         ((>= i (length punct)))
1836       (modify-syntax-entry (aref punct i) ".")))
1837
1838   (modify-syntax-entry ?_ "_")
1839   (modify-syntax-entry ?( "(")
1840   (modify-syntax-entry ?) ")")
1841
1842   (setq indent-tabs-mode nil)
1843
1844   (let ((fsharp-keywords
1845          (mdw-regexps "abstract" "and" "as" "assert" "atomic"
1846                       "begin" "break"
1847                       "checked" "class" "component" "const" "constraint"
1848                       "constructor" "continue"
1849                       "default" "delegate" "do" "done" "downcast" "downto"
1850                       "eager" "elif" "else" "end" "exception" "extern"
1851                       "finally" "fixed" "for" "fori" "fun" "function"
1852                       "functor"
1853                       "global"
1854                       "if" "in" "include" "inherit" "inline" "interface"
1855                       "internal"
1856                       "lazy" "let"
1857                       "match" "measure" "member" "method" "mixin" "module"
1858                       "mutable"
1859                       "namespace" "new"
1860                       "object" "of" "open" "or" "override"
1861                       "parallel" "params" "private" "process" "protected"
1862                       "public" "pure"
1863                       "rec" "recursive" "return"
1864                       "sealed" "sig" "static" "struct"
1865                       "tailcall" "then" "to" "trait" "try" "type"
1866                       "upcast" "use"
1867                       "val" "virtual" "void" "volatile"
1868                       "when" "while" "with"
1869                       "yield"))
1870
1871         (fsharp-builtins
1872          (mdw-regexps "asr" "land" "lor" "lsl" "lsr" "lxor" "mod"
1873                       "base" "false" "null" "true"))
1874
1875         (bang-keywords
1876          (mdw-regexps "do" "let" "return" "use" "yield"))
1877
1878         (preprocessor-keywords
1879          (mdw-regexps "if" "indent" "else" "endif")))
1880
1881     (setq font-lock-keywords
1882           (list (list (concat "\\(^\\|[^\"]\\)"
1883                               "\\(" "(\\*"
1884                                     "[^*]*\\*+"
1885                                     "\\(" "[^)*]" "[^*]*" "\\*+" "\\)*"
1886                                     ")"
1887                               "\\|"
1888                                     "//.*"
1889                               "\\)")
1890                       '(2 font-lock-comment-face))
1891
1892                 (list (concat "'" "\\("
1893                                     "\\\\"
1894                                     "\\(" "[ntbr'\\]"
1895                                     "\\|" "[0-9][0-9][0-9]"
1896                                     "\\|" "u" "[0-9a-fA-F]\\{4\\}"
1897                                     "\\|" "U" "[0-9a-fA-F]\\{8\\}"
1898                                     "\\)"
1899                                   "\\|"
1900                                   "." "\\)" "'"
1901                               "\\|"
1902                               "\"" "[^\"\\]*"
1903                                     "\\(" "\\\\" "\\(.\\|\n\\)"
1904                                           "[^\"\\]*" "\\)*"
1905                               "\\(\"\\|\\'\\)")
1906                       '(0 font-lock-string-face))
1907
1908                 (list (concat "\\_<\\(" bang-keywords "\\)!" "\\|"
1909                               "^#[ \t]*\\(" preprocessor-keywords "\\)\\_>"
1910                               "\\|"
1911                               "\\_<\\(" fsharp-keywords "\\)\\_>")
1912                       '(0 font-lock-keyword-face))
1913                 (list (concat "\\<\\(" fsharp-builtins "\\)\\_>")
1914                       '(0 font-lock-variable-name-face))
1915
1916                 (list (concat "\\_<"
1917                               "\\(" "0[bB][01]+" "\\|"
1918                                     "0[oO][0-7]+" "\\|"
1919                                     "0[xX][0-9a-fA-F]+" "\\)"
1920                               "\\(" "lf\\|LF" "\\|"
1921                                     "[uU]?[ysnlL]?" "\\)"
1922                               "\\|"
1923                               "\\_<"
1924                               "[0-9]+" "\\("
1925                                 "[mMQRZING]"
1926                                 "\\|"
1927                                 "\\(\\.[0-9]*\\)?"
1928                                 "\\([eE][-+]?[0-9]+\\)?"
1929                                 "[fFmM]?"
1930                                 "\\|"
1931                                 "[uU]?[ysnlL]?"
1932                               "\\)")
1933                       '(0 mdw-number-face))
1934
1935                 (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1936                       '(0 mdw-punct-face))))))
1937
1938 (defun mdw-fontify-inferior-fsharp ()
1939   (mdw-fontify-fsharp)
1940   (setq font-lock-keywords
1941         (append (list (list "^[#-]" '(0 font-lock-comment-face))
1942                       (list "^>" '(0 font-lock-keyword-face)))
1943                 font-lock-keywords)))
1944
1945 ;;;--------------------------------------------------------------------------
1946 ;;; Go programming configuration.
1947
1948 (defun mdw-fontify-go ()
1949
1950   (make-local-variable 'font-lock-keywords)
1951   (let ((go-keywords
1952          (mdw-regexps "break" "case" "chan" "const" "continue"
1953                       "default" "defer" "else" "fallthrough" "for"
1954                       "func" "go" "goto" "if" "import"
1955                       "interface" "map" "package" "range" "return"
1956                       "select" "struct" "switch" "type" "var"))
1957         (go-intrinsics
1958          (mdw-regexps "bool" "byte" "complex64" "complex128" "error"
1959                       "float32" "float64" "int" "uint8" "int16" "int32"
1960                       "int64" "rune" "string" "uint" "uint8" "uint16"
1961                       "uint32" "uint64" "uintptr" "void"
1962                       "false" "iota" "nil" "true"
1963                       "init" "main"
1964                       "append" "cap" "copy" "delete" "imag" "len" "make"
1965                       "new" "panic" "real" "recover")))
1966
1967     (setq font-lock-keywords
1968           (list
1969
1970            ;; Handle the keywords defined above.
1971            (list (concat "\\<\\(" go-keywords "\\)\\>")
1972                  '(0 font-lock-keyword-face))
1973            (list (concat "\\<\\(" go-intrinsics "\\)\\>")
1974                  '(0 font-lock-variable-name-face))
1975
1976            ;; Strings and characters.
1977            (list (concat "'"
1978                          "\\(" "[^\\']" "\\|"
1979                                "\\\\"
1980                                "\\(" "[abfnrtv\\'\"]" "\\|"
1981                                      "[0-7]\\{3\\}" "\\|"
1982                                      "x" "[0-9A-Fa-f]\\{2\\}" "\\|"
1983                                      "u" "[0-9A-Fa-f]\\{4\\}" "\\|"
1984                                      "U" "[0-9A-Fa-f]\\{8\\}" "\\)" "\\)"
1985                          "'"
1986                          "\\|"
1987                          "\""
1988                          "\\(" "[^\n\\\"]+" "\\|" "\\\\." "\\)*"
1989                          "\\(\"\\|$\\)"
1990                          "\\|"
1991                          "`" "[^`]+" "`")
1992                  '(0 font-lock-string-face))
1993
1994            ;; Handle numbers too.
1995            ;;
1996            ;; The following isn't quite right, but it's close enough.
1997            (list (concat "\\<\\("
1998                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1999                          "[0-9]+\\(\\.[0-9]*\\|\\)"
2000                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)")
2001                  '(0 mdw-number-face))
2002
2003            ;; And anything else is punctuation.
2004            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2005                  '(0 mdw-punct-face))))))
2006
2007 ;;;--------------------------------------------------------------------------
2008 ;;; Rust programming configuration.
2009
2010 (setq-default rust-indent-offset 2)
2011
2012 (defun mdw-self-insert-and-indent (count)
2013   (interactive "p")
2014   (self-insert-command count)
2015   (indent-according-to-mode))
2016
2017 (defun mdw-fontify-rust ()
2018
2019   ;; Hack syntax categories.
2020   (modify-syntax-entry ?= ".")
2021
2022   ;; Fontify keywords and things.
2023   (make-local-variable 'font-lock-keywords)
2024   (let ((rust-keywords
2025          (mdw-regexps "abstract" "alignof" "as"
2026                       "become" "box" "break"
2027                       "const" "continue" "create"
2028                       "do"
2029                       "else" "enum" "extern"
2030                       "false" "final" "fn" "for"
2031                       "if" "impl" "in"
2032                       "let" "loop"
2033                       "macro" "match" "mod" "move" "mut"
2034                       "offsetof" "override"
2035                       "priv" "pub" "pure"
2036                       "ref" "return"
2037                       "self" "sizeof" "static" "struct" "super"
2038                       "true" "trait" "type" "typeof"
2039                       "unsafe" "unsized" "use"
2040                       "virtual"
2041                       "where" "while"
2042                       "yield"))
2043         (rust-builtins
2044          (mdw-regexps "array" "pointer" "slice" "tuple"
2045                       "bool" "true" "false"
2046                       "f32" "f64"
2047                       "i8" "i16" "i32" "i64" "isize"
2048                       "u8" "u16" "u32" "u64" "usize"
2049                       "char" "str")))
2050     (setq font-lock-keywords
2051           (list
2052
2053            ;; Handle the keywords defined above.
2054            (list (concat "\\<\\(" rust-keywords "\\)\\>")
2055                  '(0 font-lock-keyword-face))
2056            (list (concat "\\<\\(" rust-builtins "\\)\\>")
2057                  '(0 font-lock-variable-name-face))
2058
2059            ;; Handle numbers too.
2060            (list (concat "\\<\\("
2061                                "[0-9][0-9_]*"
2062                                "\\(" "\\(\\.[0-9_]+\\)?[eE][-+]?[0-9_]+"
2063                                "\\|" "\\.[0-9_]+"
2064                                "\\)"
2065                                "\\(f32\\|f64\\)?"
2066                          "\\|" "\\(" "[0-9][0-9_]*"
2067                                "\\|" "0x[0-9a-fA-F_]+"
2068                                "\\|" "0o[0-7_]+"
2069                                "\\|" "0b[01_]+"
2070                                "\\)"
2071                                "\\([ui]\\(8\\|16\\|32\\|64\\|s\\|size\\)\\)?"
2072                          "\\)\\>")
2073                  '(0 mdw-number-face))
2074
2075            ;; And anything else is punctuation.
2076            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2077                  '(0 mdw-punct-face)))))
2078
2079   ;; Hack key bindings.
2080   (local-set-key [?{] 'mdw-self-insert-and-indent)
2081   (local-set-key [?}] 'mdw-self-insert-and-indent))
2082
2083 ;;;--------------------------------------------------------------------------
2084 ;;; Awk programming configuration.
2085
2086 ;; Make Awk indentation nice.
2087
2088 (defun mdw-awk-style ()
2089   (c-add-style "[mdw] Awk style"
2090                '((c-basic-offset . 2)
2091                  (c-offsets-alist (substatement-open . 0)
2092                                   (statement-cont . 0)
2093                                   (statement-case-intro . +)))
2094                t))
2095
2096 ;; Declare Awk fontification style.
2097
2098 (defun mdw-fontify-awk ()
2099
2100   ;; Miscellaneous fiddling.
2101   (mdw-awk-style)
2102   (setq c-backslash-column 72)
2103   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
2104
2105   ;; Now define things to be fontified.
2106   (make-local-variable 'font-lock-keywords)
2107   (let ((c-keywords
2108          (mdw-regexps "BEGIN" "END" "ARGC" "ARGIND" "ARGV" "CONVFMT"
2109                       "ENVIRON" "ERRNO" "FIELDWIDTHS" "FILENAME" "FNR"
2110                       "FS" "IGNORECASE" "NF" "NR" "OFMT" "OFS" "ORS" "RS"
2111                       "RSTART" "RLENGTH" "RT"   "SUBSEP"
2112                       "atan2" "break" "close" "continue" "cos" "delete"
2113                       "do" "else" "exit" "exp" "fflush" "file" "for" "func"
2114                       "function" "gensub" "getline" "gsub" "if" "in"
2115                       "index" "int" "length" "log" "match" "next" "rand"
2116                       "return" "print" "printf" "sin" "split" "sprintf"
2117                       "sqrt" "srand" "strftime" "sub" "substr" "system"
2118                       "systime" "tolower" "toupper" "while")))
2119
2120     (setq font-lock-keywords
2121           (list
2122
2123            ;; Handle the keywords defined above.
2124            (list (concat "\\<\\(" c-keywords "\\)\\>")
2125                  '(0 font-lock-keyword-face))
2126
2127            ;; Handle numbers too.
2128            ;;
2129            ;; The following isn't quite right, but it's close enough.
2130            (list (concat "\\<\\("
2131                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
2132                          "[0-9]+\\(\\.[0-9]*\\|\\)"
2133                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
2134                          "[uUlL]*")
2135                  '(0 mdw-number-face))
2136
2137            ;; And anything else is punctuation.
2138            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2139                  '(0 mdw-punct-face))))))
2140
2141 ;;;--------------------------------------------------------------------------
2142 ;;; Perl programming style.
2143
2144 ;; Perl indentation style.
2145
2146 (setq perl-indent-level 2)
2147
2148 (setq cperl-indent-level 2)
2149 (setq cperl-continued-statement-offset 2)
2150 (setq cperl-continued-brace-offset 0)
2151 (setq cperl-brace-offset -2)
2152 (setq cperl-brace-imaginary-offset 0)
2153 (setq cperl-label-offset 0)
2154
2155 ;; Define perl fontification style.
2156
2157 (defun mdw-fontify-perl ()
2158
2159   ;; Miscellaneous fiddling.
2160   (modify-syntax-entry ?$ "\\")
2161   (modify-syntax-entry ?$ "\\" font-lock-syntax-table)
2162   (modify-syntax-entry ?: "." font-lock-syntax-table)
2163   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
2164
2165   ;; Now define fontification things.
2166   (make-local-variable 'font-lock-keywords)
2167   (let ((perl-keywords
2168          (mdw-regexps "and"
2169                       "break"
2170                       "cmp" "continue"
2171                       "default" "do"
2172                       "else" "elsif" "eq"
2173                       "for" "foreach"
2174                       "ge" "given" "gt" "goto"
2175                       "if"
2176                       "last" "le" "local" "lt"
2177                       "my"
2178                       "ne" "next"
2179                       "or" "our"
2180                       "package"
2181                       "redo" "require" "return"
2182                       "sub"
2183                       "undef" "unless" "until" "use"
2184                       "when" "while")))
2185
2186     (setq font-lock-keywords
2187           (list
2188
2189            ;; Set up the keywords defined above.
2190            (list (concat "\\<\\(" perl-keywords "\\)\\>")
2191                  '(0 font-lock-keyword-face))
2192
2193            ;; At least numbers are simpler than C.
2194            (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
2195                          "\\<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
2196                          "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
2197                  '(0 mdw-number-face))
2198
2199            ;; And anything else is punctuation.
2200            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2201                  '(0 mdw-punct-face))))))
2202
2203 (defun perl-number-tests (&optional arg)
2204   "Assign consecutive numbers to lines containing `#t'.  With ARG,
2205 strip numbers instead."
2206   (interactive "P")
2207   (save-excursion
2208     (goto-char (point-min))
2209     (let ((i 0) (fmt (if arg "" " %4d")))
2210       (while (search-forward "#t" nil t)
2211         (delete-region (point) (line-end-position))
2212         (setq i (1+ i))
2213         (insert (format fmt i)))
2214       (goto-char (point-min))
2215       (if (re-search-forward "\\(tests\\s-*=>\\s-*\\)\\w*" nil t)
2216           (replace-match (format "\\1%d" i))))))
2217
2218 ;;;--------------------------------------------------------------------------
2219 ;;; Python programming style.
2220
2221 (defun mdw-fontify-pythonic (keywords)
2222
2223   ;; Miscellaneous fiddling.
2224   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
2225   (setq indent-tabs-mode nil)
2226
2227   ;; Now define fontification things.
2228   (make-local-variable 'font-lock-keywords)
2229   (setq font-lock-keywords
2230         (list
2231
2232          ;; Set up the keywords defined above.
2233          (list (concat "\\_<\\(" keywords "\\)\\_>")
2234                '(0 font-lock-keyword-face))
2235
2236          ;; At least numbers are simpler than C.
2237          (list (concat "\\_<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
2238                        "\\_<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
2239                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|[lL]\\|\\)")
2240                '(0 mdw-number-face))
2241
2242          ;; And anything else is punctuation.
2243          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2244                '(0 mdw-punct-face)))))
2245
2246 ;; Define Python fontification styles.
2247
2248 (defun mdw-fontify-python ()
2249   (mdw-fontify-pythonic
2250    (mdw-regexps "and" "as" "assert" "break" "class" "continue" "def"
2251                 "del" "elif" "else" "except" "exec" "finally" "for"
2252                 "from" "global" "if" "import" "in" "is" "lambda"
2253                 "not" "or" "pass" "print" "raise" "return" "try"
2254                 "while" "with" "yield")))
2255
2256 (defun mdw-fontify-pyrex ()
2257   (mdw-fontify-pythonic
2258    (mdw-regexps "and" "as" "assert" "break" "cdef" "class" "continue"
2259                 "ctypedef" "def" "del" "elif" "else" "except" "exec"
2260                 "extern" "finally" "for" "from" "global" "if"
2261                 "import" "in" "is" "lambda" "not" "or" "pass" "print"
2262                 "raise" "return" "struct" "try" "while" "with"
2263                 "yield")))
2264
2265 ;;;--------------------------------------------------------------------------
2266 ;;; Icon programming style.
2267
2268 ;; Icon indentation style.
2269
2270 (setq icon-brace-offset 0
2271       icon-continued-brace-offset 0
2272       icon-continued-statement-offset 2
2273       icon-indent-level 2)
2274
2275 ;; Define Icon fontification style.
2276
2277 (defun mdw-fontify-icon ()
2278
2279   ;; Miscellaneous fiddling.
2280   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
2281
2282   ;; Now define fontification things.
2283   (make-local-variable 'font-lock-keywords)
2284   (let ((icon-keywords
2285          (mdw-regexps "break" "by" "case" "create" "default" "do" "else"
2286                       "end" "every" "fail" "global" "if" "initial"
2287                       "invocable" "link" "local" "next" "not" "of"
2288                       "procedure" "record" "repeat" "return" "static"
2289                       "suspend" "then" "to" "until" "while"))
2290         (preprocessor-keywords
2291          (mdw-regexps "define" "else" "endif" "error" "ifdef" "ifndef"
2292                       "include" "line" "undef")))
2293     (setq font-lock-keywords
2294           (list
2295
2296            ;; Set up the keywords defined above.
2297            (list (concat "\\<\\(" icon-keywords "\\)\\>")
2298                  '(0 font-lock-keyword-face))
2299
2300            ;; The things that Icon calls keywords.
2301            (list "&\\sw+\\>" '(0 font-lock-variable-name-face))
2302
2303            ;; At least numbers are simpler than C.
2304            (list (concat "\\<[0-9]+"
2305                          "\\([rR][0-9a-zA-Z]+\\|"
2306                          "\\.[0-9]+\\([eE][+-]?[0-9]+\\)?\\)\\>\\|"
2307                          "\\.[0-9]+\\([eE][+-]?[0-9]+\\)?\\>")
2308                  '(0 mdw-number-face))
2309
2310            ;; Preprocessor.
2311            (list (concat "^[ \t]*$[ \t]*\\<\\("
2312                          preprocessor-keywords
2313                          "\\)\\>")
2314                  '(0 font-lock-keyword-face))
2315
2316            ;; And anything else is punctuation.
2317            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2318                  '(0 mdw-punct-face))))))
2319
2320 ;;;--------------------------------------------------------------------------
2321 ;;; Assembler mode.
2322
2323 (defun mdw-fontify-asm ()
2324   (modify-syntax-entry ?' "\"")
2325   (modify-syntax-entry ?. "w")
2326   (modify-syntax-entry ?\n ">")
2327   (setf fill-prefix nil)
2328   (mdw-standard-fill-prefix "\\([ \t]*;+[ \t]*\\)"))
2329
2330 (defun mdw-asm-set-comment ()
2331   (modify-syntax-entry ?; "."
2332                        )
2333   (modify-syntax-entry asm-comment-char "<b")
2334   (setq comment-start (string asm-comment-char ? )))
2335 (add-hook 'asm-mode-local-variables-hook 'mdw-asm-set-comment)
2336 (put 'asm-comment-char 'safe-local-variable 'characterp)
2337
2338 ;;;--------------------------------------------------------------------------
2339 ;;; TCL configuration.
2340
2341 (defun mdw-fontify-tcl ()
2342   (mapcar #'(lambda (ch) (modify-syntax-entry ch ".")) '(?$))
2343   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
2344   (make-local-variable 'font-lock-keywords)
2345   (setq font-lock-keywords
2346         (list
2347          (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
2348                        "\\<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
2349                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
2350                '(0 mdw-number-face))
2351          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2352                '(0 mdw-punct-face)))))
2353
2354 ;;;--------------------------------------------------------------------------
2355 ;;; Dylan programming configuration.
2356
2357 (defun mdw-fontify-dylan ()
2358
2359   (make-local-variable 'font-lock-keywords)
2360
2361   ;; Horrors.  `dylan-mode' sets the `major-mode' name after calling this
2362   ;; hook, which undoes all of our configuration.
2363   (setq major-mode 'dylan-mode)
2364   (font-lock-set-defaults)
2365
2366   (let* ((word "[-_a-zA-Z!*@<>$%]+")
2367          (dylan-keywords (mdw-regexps
2368
2369                           "C-address" "C-callable-wrapper" "C-function"
2370                           "C-mapped-subtype" "C-pointer-type" "C-struct"
2371                           "C-subtype" "C-union" "C-variable"
2372
2373                           "above" "abstract" "afterwards" "all"
2374                           "begin" "below" "block" "by"
2375                           "case" "class" "cleanup" "constant" "create"
2376                           "define" "domain"
2377                           "else" "elseif" "end" "exception" "export"
2378                           "finally" "for" "from" "function"
2379                           "generic"
2380                           "handler"
2381                           "if" "in" "instance" "interface" "iterate"
2382                           "keyed-by"
2383                           "let" "library" "local"
2384                           "macro" "method" "module"
2385                           "otherwise"
2386                           "profiling"
2387                           "select" "slot" "subclass"
2388                           "table" "then" "to"
2389                           "unless" "until" "use"
2390                           "variable" "virtual"
2391                           "when" "while"))
2392          (sharp-keywords (mdw-regexps
2393                           "all-keys" "key" "next" "rest" "include"
2394                           "t" "f")))
2395     (setq font-lock-keywords
2396           (list (list (concat "\\<\\(" dylan-keywords
2397                               "\\|" "with\\(out\\)?-" word
2398                               "\\)\\>")
2399                       '(0 font-lock-keyword-face))
2400                 (list (concat "\\<" word ":" "\\|"
2401                               "#\\(" sharp-keywords "\\)\\>")
2402                       '(0 font-lock-variable-name-face))
2403                 (list (concat "\\("
2404                               "\\([-+]\\|\\<\\)[0-9]+" "\\("
2405                                 "\\(\\.[0-9]+\\)?" "\\([eE][-+][0-9]+\\)?"
2406                                 "\\|" "/[0-9]+"
2407                               "\\)"
2408                               "\\|" "\\.[0-9]+" "\\([eE][-+][0-9]+\\)?"
2409                               "\\|" "#b[01]+"
2410                               "\\|" "#o[0-7]+"
2411                               "\\|" "#x[0-9a-zA-Z]+"
2412                               "\\)\\>")
2413                       '(0 mdw-number-face))
2414                 (list (concat "\\("
2415                               "\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\|"
2416                               "\\_<[-+*/=<>:&|]+\\_>"
2417                               "\\)")
2418                       '(0 mdw-punct-face))))))
2419
2420 ;;;--------------------------------------------------------------------------
2421 ;;; Algol 68 configuration.
2422
2423 (setq a68-indent-step 2)
2424
2425 (defun mdw-fontify-algol-68 ()
2426
2427   ;; Fix up the syntax table.
2428   (modify-syntax-entry ?# "!" a68-mode-syntax-table)
2429   (dolist (ch '(?- ?+ ?= ?< ?> ?* ?/ ?| ?&))
2430     (modify-syntax-entry ch "." a68-mode-syntax-table))
2431
2432   (make-local-variable 'font-lock-keywords)
2433
2434   (let ((not-comment
2435          (let ((word "COMMENT"))
2436            (do ((regexp (concat "[^" (substring word 0 1) "]+")
2437                         (concat regexp "\\|"
2438                                 (substring word 0 i)
2439                                 "[^" (substring word i (1+ i)) "]"))
2440                 (i 1 (1+ i)))
2441                ((>= i (length word)) regexp)))))
2442     (setq font-lock-keywords
2443           (list (list (concat "\\<COMMENT\\>"
2444                               "\\(" not-comment "\\)\\{0,5\\}"
2445                               "\\(\\'\\|\\<COMMENT\\>\\)")
2446                       '(0 font-lock-comment-face))
2447                 (list (concat "\\<CO\\>"
2448                               "\\([^C]+\\|C[^O]\\)\\{0,5\\}"
2449                               "\\($\\|\\<CO\\>\\)")
2450                       '(0 font-lock-comment-face))
2451                 (list "\\<[A-Z_]+\\>"
2452                       '(0 font-lock-keyword-face))
2453                 (list (concat "\\<"
2454                               "[0-9]+"
2455                               "\\(\\.[0-9]+\\)?"
2456                               "\\([eE][-+]?[0-9]+\\)?"
2457                               "\\>")
2458                       '(0 mdw-number-face))
2459                 (list "\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/"
2460                       '(0 mdw-punct-face))))))
2461
2462 ;;;--------------------------------------------------------------------------
2463 ;;; REXX configuration.
2464
2465 (defun mdw-rexx-electric-* ()
2466   (interactive)
2467   (insert ?*)
2468   (rexx-indent-line))
2469
2470 (defun mdw-rexx-indent-newline-indent ()
2471   (interactive)
2472   (rexx-indent-line)
2473   (if abbrev-mode (expand-abbrev))
2474   (newline-and-indent))
2475
2476 (defun mdw-fontify-rexx ()
2477
2478   ;; Various bits of fiddling.
2479   (setq mdw-auto-indent nil)
2480   (local-set-key [?\C-m] 'mdw-rexx-indent-newline-indent)
2481   (local-set-key [?*] 'mdw-rexx-electric-*)
2482   (mapcar #'(lambda (ch) (modify-syntax-entry ch "w"))
2483           '(?! ?? ?# ?@ ?$))
2484   (mdw-standard-fill-prefix "\\([ \t]*/?\*[ \t]*\\)")
2485
2486   ;; Set up keywords and things for fontification.
2487   (make-local-variable 'font-lock-keywords-case-fold-search)
2488   (setq font-lock-keywords-case-fold-search t)
2489
2490   (setq rexx-indent 2)
2491   (setq rexx-end-indent rexx-indent)
2492   (setq rexx-cont-indent rexx-indent)
2493
2494   (make-local-variable 'font-lock-keywords)
2495   (let ((rexx-keywords
2496          (mdw-regexps "address" "arg" "by" "call" "digits" "do" "drop"
2497                       "else" "end" "engineering" "exit" "expose" "for"
2498                       "forever" "form" "fuzz" "if" "interpret" "iterate"
2499                       "leave" "linein" "name" "nop" "numeric" "off" "on"
2500                       "options" "otherwise" "parse" "procedure" "pull"
2501                       "push" "queue" "return" "say" "select" "signal"
2502                       "scientific" "source" "then" "trace" "to" "until"
2503                       "upper" "value" "var" "version" "when" "while"
2504                       "with"
2505
2506                       "abbrev" "abs" "bitand" "bitor" "bitxor" "b2x"
2507                       "center" "center" "charin" "charout" "chars"
2508                       "compare" "condition" "copies" "c2d" "c2x"
2509                       "datatype" "date" "delstr" "delword" "d2c" "d2x"
2510                       "errortext" "format" "fuzz" "insert" "lastpos"
2511                       "left" "length" "lineout" "lines" "max" "min"
2512                       "overlay" "pos" "queued" "random" "reverse" "right"
2513                       "sign" "sourceline" "space" "stream" "strip"
2514                       "substr" "subword" "symbol" "time" "translate"
2515                       "trunc" "value" "verify" "word" "wordindex"
2516                       "wordlength" "wordpos" "words" "xrange" "x2b" "x2c"
2517                       "x2d")))
2518
2519     (setq font-lock-keywords
2520           (list
2521
2522            ;; Set up the keywords defined above.
2523            (list (concat "\\<\\(" rexx-keywords "\\)\\>")
2524                  '(0 font-lock-keyword-face))
2525
2526            ;; Fontify all symbols the same way.
2527            (list (concat "\\<\\([0-9.][A-Za-z0-9.!?_#@$]*[Ee][+-]?[0-9]+\\|"
2528                          "[A-Za-z0-9.!?_#@$]+\\)")
2529                  '(0 font-lock-variable-name-face))
2530
2531            ;; And everything else is punctuation.
2532            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2533                  '(0 mdw-punct-face))))))
2534
2535 ;;;--------------------------------------------------------------------------
2536 ;;; Standard ML programming style.
2537
2538 (defun mdw-fontify-sml ()
2539
2540   ;; Make underscore an honorary letter.
2541   (modify-syntax-entry ?' "w")
2542
2543   ;; Set fill prefix.
2544   (mdw-standard-fill-prefix "\\([ \t]*(\*[ \t]*\\)")
2545
2546   ;; Now define fontification things.
2547   (make-local-variable 'font-lock-keywords)
2548   (let ((sml-keywords
2549          (mdw-regexps "abstype" "and" "andalso" "as"
2550                       "case"
2551                       "datatype" "do"
2552                       "else" "end" "eqtype" "exception"
2553                       "fn" "fun" "functor"
2554                       "handle"
2555                       "if" "in" "include" "infix" "infixr"
2556                       "let" "local"
2557                       "nonfix"
2558                       "of" "op" "open" "orelse"
2559                       "raise" "rec"
2560                       "sharing" "sig" "signature" "struct" "structure"
2561                       "then" "type"
2562                       "val"
2563                       "where" "while" "with" "withtype")))
2564
2565     (setq font-lock-keywords
2566           (list
2567
2568            ;; Set up the keywords defined above.
2569            (list (concat "\\<\\(" sml-keywords "\\)\\>")
2570                  '(0 font-lock-keyword-face))
2571
2572            ;; At least numbers are simpler than C.
2573            (list (concat "\\<\\(\\~\\|\\)"
2574                             "\\(0\\(\\([wW]\\|\\)[xX][0-9a-fA-F]+\\|"
2575                                    "[wW][0-9]+\\)\\|"
2576                                 "\\([0-9]+\\(\\.[0-9]+\\|\\)"
2577                                          "\\([eE]\\(\\~\\|\\)"
2578                                                 "[0-9]+\\|\\)\\)\\)")
2579                  '(0 mdw-number-face))
2580
2581            ;; And anything else is punctuation.
2582            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2583                  '(0 mdw-punct-face))))))
2584
2585 ;;;--------------------------------------------------------------------------
2586 ;;; Haskell configuration.
2587
2588 (defun mdw-fontify-haskell ()
2589
2590   ;; Fiddle with syntax table to get comments right.
2591   (modify-syntax-entry ?' "_")
2592   (modify-syntax-entry ?- ". 12")
2593   (modify-syntax-entry ?\n ">")
2594
2595   ;; Make punctuation be punctuation
2596   (let ((punct "=<>+-*/|&%!@?$.^:#`"))
2597     (do ((i 0 (1+ i)))
2598         ((>= i (length punct)))
2599       (modify-syntax-entry (aref punct i) ".")))
2600
2601   ;; Set fill prefix.
2602   (mdw-standard-fill-prefix "\\([ \t]*{?--?[ \t]*\\)")
2603
2604   ;; Fiddle with fontification.
2605   (make-local-variable 'font-lock-keywords)
2606   (let ((haskell-keywords
2607          (mdw-regexps "as"
2608                       "case" "ccall" "class"
2609                       "data" "default" "deriving" "do"
2610                       "else" "exists"
2611                       "forall" "foreign"
2612                       "hiding"
2613                       "if" "import" "in" "infix" "infixl" "infixr" "instance"
2614                       "let"
2615                       "mdo" "module"
2616                       "newtype"
2617                       "of"
2618                       "proc"
2619                       "qualified"
2620                       "rec"
2621                       "safe" "stdcall"
2622                       "then" "type"
2623                       "unsafe"
2624                       "where"))
2625         (control-sequences
2626          (mdw-regexps "ACK" "BEL" "BS" "CAN" "CR" "DC1" "DC2" "DC3" "DC4"
2627                       "DEL" "DLE" "EM" "ENQ" "EOT" "ESC" "ETB" "ETX" "FF"
2628                       "FS" "GS" "HT" "LF" "NAK" "NUL" "RS" "SI" "SO" "SOH"
2629                       "SP" "STX" "SUB" "SYN" "US" "VT")))
2630
2631     (setq font-lock-keywords
2632           (list
2633            (list (concat "{-" "[^-]*" "\\(-+[^-}][^-]*\\)*"
2634                               "\\(-+}\\|-*\\'\\)"
2635                          "\\|"
2636                          "--.*$")
2637                  '(0 font-lock-comment-face))
2638            (list (concat "\\_<\\(" haskell-keywords "\\)\\_>")
2639                  '(0 font-lock-keyword-face))
2640            (list (concat "'\\("
2641                          "[^\\]"
2642                          "\\|"
2643                          "\\\\"
2644                          "\\(" "[abfnrtv\\\"']" "\\|"
2645                                "^" "\\(" control-sequences "\\|"
2646                                          "[]A-Z@[\\^_]" "\\)" "\\|"
2647                                "\\|"
2648                                "[0-9]+" "\\|"
2649                                "[oO][0-7]+" "\\|"
2650                                "[xX][0-9A-Fa-f]+"
2651                          "\\)"
2652                          "\\)'")
2653                  '(0 font-lock-string-face))
2654            (list "\\_<[A-Z]\\(\\sw+\\|\\s_+\\)*\\_>"
2655                  '(0 font-lock-variable-name-face))
2656            (list (concat "\\_<0\\([xX][0-9a-fA-F]+\\|[oO][0-7]+\\)\\|"
2657                          "\\_<[0-9]+\\(\\.[0-9]*\\|\\)"
2658                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)")
2659                  '(0 mdw-number-face))
2660            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2661                  '(0 mdw-punct-face))))))
2662
2663 ;;;--------------------------------------------------------------------------
2664 ;;; Erlang configuration.
2665
2666 (setq erlang-electric-commands nil)
2667
2668 (defun mdw-fontify-erlang ()
2669
2670   ;; Set fill prefix.
2671   (mdw-standard-fill-prefix "\\([ \t]*{?%*[ \t]*\\)")
2672
2673   ;; Fiddle with fontification.
2674   (make-local-variable 'font-lock-keywords)
2675   (let ((erlang-keywords
2676          (mdw-regexps "after" "and" "andalso"
2677                       "band" "begin" "bnot" "bor" "bsl" "bsr" "bxor"
2678                       "case" "catch" "cond"
2679                       "div" "end" "fun" "if" "let" "not"
2680                       "of" "or" "orelse"
2681                       "query" "receive" "rem" "try" "when" "xor")))
2682
2683     (setq font-lock-keywords
2684           (list
2685            (list "%.*$"
2686                  '(0 font-lock-comment-face))
2687            (list (concat "\\<\\(" erlang-keywords "\\)\\>")
2688                  '(0 font-lock-keyword-face))
2689            (list (concat "^-\\sw+\\>")
2690                  '(0 font-lock-keyword-face))
2691            (list "\\<[0-9]+\\(\\|#[0-9a-zA-Z]+\\|[eE][+-]?[0-9]+\\)\\>"
2692                  '(0 mdw-number-face))
2693            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2694                  '(0 mdw-punct-face))))))
2695
2696 ;;;--------------------------------------------------------------------------
2697 ;;; Texinfo configuration.
2698
2699 (defun mdw-fontify-texinfo ()
2700
2701   ;; Set fill prefix.
2702   (mdw-standard-fill-prefix "\\([ \t]*@c[ \t]+\\)")
2703
2704   ;; Real fontification things.
2705   (make-local-variable 'font-lock-keywords)
2706   (setq font-lock-keywords
2707         (list
2708
2709          ;; Environment names are keywords.
2710          (list "@\\(end\\)  *\\([a-zA-Z]*\\)?"
2711                '(2 font-lock-keyword-face))
2712
2713          ;; Unmark escaped magic characters.
2714          (list "\\(@\\)\\([@{}]\\)"
2715                '(1 font-lock-keyword-face)
2716                '(2 font-lock-variable-name-face))
2717
2718          ;; Make sure we get comments properly.
2719          (list "@c\\(\\|omment\\)\\( .*\\)?$"
2720                '(0 font-lock-comment-face))
2721
2722          ;; Command names are keywords.
2723          (list "@\\([^a-zA-Z@]\\|[a-zA-Z@]*\\)"
2724                '(0 font-lock-keyword-face))
2725
2726          ;; Fontify TeX special characters as punctuation.
2727          (list "[{}]+"
2728                '(0 mdw-punct-face)))))
2729
2730 ;;;--------------------------------------------------------------------------
2731 ;;; TeX and LaTeX configuration.
2732
2733 (defun mdw-fontify-tex ()
2734   (setq ispell-parser 'tex)
2735   (turn-on-reftex)
2736
2737   ;; Don't make maths into a string.
2738   (modify-syntax-entry ?$ ".")
2739   (modify-syntax-entry ?$ "." font-lock-syntax-table)
2740   (local-set-key [?$] 'self-insert-command)
2741
2742   ;; Make `tab' be useful, given that tab stops in TeX don't work well.
2743   (local-set-key "\C-i" 'indent-relative)
2744   (setq indent-tabs-mode nil)
2745
2746   ;; Set fill prefix.
2747   (mdw-standard-fill-prefix "\\([ \t]*%+[ \t]*\\)")
2748
2749   ;; Real fontification things.
2750   (make-local-variable 'font-lock-keywords)
2751   (setq font-lock-keywords
2752         (list
2753
2754          ;; Environment names are keywords.
2755          (list (concat "\\\\\\(begin\\|end\\|newenvironment\\)"
2756                        "{\\([^}\n]*\\)}")
2757                '(2 font-lock-keyword-face))
2758
2759          ;; Suspended environment names are keywords too.
2760          (list (concat "\\\\\\(suspend\\|resume\\)\\(\\[[^]]*\\]\\)?"
2761                        "{\\([^}\n]*\\)}")
2762                '(3 font-lock-keyword-face))
2763
2764          ;; Command names are keywords.
2765          (list "\\\\\\([^a-zA-Z@]\\|[a-zA-Z@]*\\)"
2766                '(0 font-lock-keyword-face))
2767
2768          ;; Handle @/.../ for italics.
2769          ;; (list "\\(@/\\)\\([^/]*\\)\\(/\\)"
2770          ;;       '(1 font-lock-keyword-face)
2771          ;;       '(3 font-lock-keyword-face))
2772
2773          ;; Handle @*...* for boldness.
2774          ;; (list "\\(@\\*\\)\\([^*]*\\)\\(\\*\\)"
2775          ;;       '(1 font-lock-keyword-face)
2776          ;;       '(3 font-lock-keyword-face))
2777
2778          ;; Handle @`...' for literal syntax things.
2779          ;; (list "\\(@`\\)\\([^']*\\)\\('\\)"
2780          ;;       '(1 font-lock-keyword-face)
2781          ;;       '(3 font-lock-keyword-face))
2782
2783          ;; Handle @<...> for nonterminals.
2784          ;; (list "\\(@<\\)\\([^>]*\\)\\(>\\)"
2785          ;;       '(1 font-lock-keyword-face)
2786          ;;       '(3 font-lock-keyword-face))
2787
2788          ;; Handle other @-commands.
2789          ;; (list "@\\([^a-zA-Z]\\|[a-zA-Z]*\\)"
2790          ;;       '(0 font-lock-keyword-face))
2791
2792          ;; Make sure we get comments properly.
2793          (list "%.*"
2794                '(0 font-lock-comment-face))
2795
2796          ;; Fontify TeX special characters as punctuation.
2797          (list "[$^_{}#&]"
2798                '(0 mdw-punct-face)))))
2799
2800 ;;;--------------------------------------------------------------------------
2801 ;;; SGML hacking.
2802
2803 (defun mdw-sgml-mode ()
2804   (interactive)
2805   (sgml-mode)
2806   (mdw-standard-fill-prefix "")
2807   (make-local-variable 'sgml-delimiters)
2808   (setq sgml-delimiters
2809         '("AND" "&" "COM" "--" "CRO" "&#" "DSC" "]" "DSO" "[" "DTGC" "]"
2810           "DTGO" "[" "ERO" "&" "ETAGO" ":e" "GRPC" ")" "GRPO" "(" "LIT" "\""
2811           "LITA" "'" "MDC" ">" "MDO" "<!" "MINUS" "-" "MSC" "]]" "NESTC" "{"
2812           "NET" "}" "OPT" "?" "OR" "|" "PERO" "%" "PIC" ">" "PIO" "<?"
2813           "PLUS" "+" "REFC" "." "REP" "*" "RNI" "#" "SEQ" "," "STAGO" ":"
2814           "TAGC" "." "VI" "=" "MS-START" "<![" "MS-END" "]]>"
2815           "XML-ECOM" "-->" "XML-PIC" "?>" "XML-SCOM" "<!--" "XML-TAGCE" "/>"
2816           "NULL" ""))
2817   (setq major-mode 'mdw-sgml-mode)
2818   (setq mode-name "[mdw] SGML")
2819   (run-hooks 'mdw-sgml-mode-hook))
2820
2821 ;;;--------------------------------------------------------------------------
2822 ;;; Configuration files.
2823
2824 (defvar mdw-conf-quote-normal nil
2825   "*Control syntax category of quote characters `\"' and `''.
2826 If this is `t', consider quote characters to be normal
2827 punctuation, as for `conf-quote-normal'.  If this is `nil' then
2828 leave quote characters as quotes.  If this is a list, then
2829 consider the quote characters in the list to be normal
2830 punctuation.  If this is a single quote character, then consider
2831 that character only to be normal punctuation.")
2832 (defun mdw-conf-quote-normal-acceptable-value-p (value)
2833   "Is the VALUE is an acceptable value for `mdw-conf-quote-normal'?"
2834   (or (booleanp value)
2835       (every (lambda (v) (memq v '(?\" ?')))
2836              (if (listp value) value (list value)))))
2837 (put 'mdw-conf-quote-normal 'safe-local-variable
2838      'mdw-conf-quote-normal-acceptable-value-p)
2839
2840 (defun mdw-fix-up-quote ()
2841   "Apply the setting of `mdw-conf-quote-normal'."
2842   (let ((flag mdw-conf-quote-normal))
2843     (cond ((eq flag t)
2844            (conf-quote-normal t))
2845           ((not flag)
2846            nil)
2847           (t
2848            (let ((table (copy-syntax-table (syntax-table))))
2849              (mapc (lambda (ch) (modify-syntax-entry ch "." table))
2850                    (if (listp flag) flag (list flag)))
2851              (set-syntax-table table)
2852              (and font-lock-mode (font-lock-fontify-buffer)))))))
2853 (add-hook 'conf-mode-local-variables-hook 'mdw-fix-up-quote t t)
2854
2855 ;;;--------------------------------------------------------------------------
2856 ;;; Shell scripts.
2857
2858 (defun mdw-setup-sh-script-mode ()
2859
2860   ;; Fetch the shell interpreter's name.
2861   (let ((shell-name sh-shell-file))
2862
2863     ;; Try reading the hash-bang line.
2864     (save-excursion
2865       (goto-char (point-min))
2866       (if (looking-at "#![ \t]*\\([^ \t\n]*\\)")
2867           (setq shell-name (match-string 1))))
2868
2869     ;; Now try to set the shell.
2870     ;;
2871     ;; Don't let `sh-set-shell' bugger up my script.
2872     (let ((executable-set-magic #'(lambda (s &rest r) s)))
2873       (sh-set-shell shell-name)))
2874
2875   ;; Don't insert here-document scaffolding automatically.
2876   (local-set-key "<" 'self-insert-command)
2877
2878   ;; Now enable my keys and the fontification.
2879   (mdw-misc-mode-config)
2880
2881   ;; Set the indentation level correctly.
2882   (setq sh-indentation 2)
2883   (setq sh-basic-offset 2))
2884
2885 (setq sh-shell-file "/bin/sh")
2886
2887 ;; Awful hacking to override the shell detection for particular scripts.
2888 (defmacro define-custom-shell-mode (name shell)
2889   `(defun ,name ()
2890      (interactive)
2891      (set (make-local-variable 'sh-shell-file) ,shell)
2892      (sh-mode)))
2893 (define-custom-shell-mode bash-mode "/bin/bash")
2894 (define-custom-shell-mode rc-mode "/usr/bin/rc")
2895 (put 'sh-shell-file 'permanent-local t)
2896
2897 ;; Hack the rc syntax table.  Backquotes aren't paired in rc.
2898 (eval-after-load "sh-script"
2899   '(or (assq 'rc sh-mode-syntax-table-input)
2900        (let ((frag '(nil
2901                      ?# "<"
2902                      ?\n ">#"
2903                      ?\" "\"\""
2904                      ?\' "\"\'"
2905                      ?$ "'"
2906                      ?\` "."
2907                      ?! "_"
2908                      ?% "_"
2909                      ?. "_"
2910                      ?^ "_"
2911                      ?~ "_"
2912                      ?, "_"
2913                      ?= "."
2914                      ?< "."
2915                      ?> "."))
2916              (assoc (assq 'rc sh-mode-syntax-table-input)))
2917          (if assoc
2918              (rplacd assoc frag)
2919            (setq sh-mode-syntax-table-input
2920                  (cons (cons 'rc frag)
2921                        sh-mode-syntax-table-input))))))
2922
2923 ;;;--------------------------------------------------------------------------
2924 ;;; Emacs shell mode.
2925
2926 (defun mdw-eshell-prompt ()
2927   (let ((left "[") (right "]"))
2928     (when (= (user-uid) 0)
2929       (setq left "«" right "»"))
2930     (concat left
2931             (save-match-data
2932               (replace-regexp-in-string "\\..*$" "" (system-name)))
2933             " "
2934             (let* ((pwd (eshell/pwd)) (npwd (length pwd))
2935                    (home (expand-file-name "~")) (nhome (length home)))
2936               (if (and (>= npwd nhome)
2937                        (or (= nhome npwd)
2938                            (= (elt pwd nhome) ?/))
2939                        (string= (substring pwd 0 nhome) home))
2940                   (concat "~" (substring pwd (length home)))
2941                 pwd))
2942             right)))
2943 (setq eshell-prompt-function 'mdw-eshell-prompt)
2944 (setq eshell-prompt-regexp "^\\[[^]>]+\\(\\]\\|>>?\\)")
2945
2946 (defun eshell/e (file) (find-file file) nil)
2947 (defun eshell/ee (file) (find-file-other-window file) nil)
2948 (defun eshell/w3m (url) (w3m-goto-url url) nil)
2949
2950 (mdw-define-face eshell-prompt (t :weight bold))
2951 (mdw-define-face eshell-ls-archive (t :weight bold :foreground "red"))
2952 (mdw-define-face eshell-ls-backup (t :foreground "lightgrey" :slant italic))
2953 (mdw-define-face eshell-ls-product (t :foreground "lightgrey" :slant italic))
2954 (mdw-define-face eshell-ls-clutter (t :foreground "lightgrey" :slant italic))
2955 (mdw-define-face eshell-ls-executable (t :weight bold))
2956 (mdw-define-face eshell-ls-directory (t :foreground "cyan" :weight bold))
2957 (mdw-define-face eshell-ls-readonly (t nil))
2958 (mdw-define-face eshell-ls-symlink (t :foreground "cyan"))
2959
2960 ;;;--------------------------------------------------------------------------
2961 ;;; Messages-file mode.
2962
2963 (defun messages-mode-guts ()
2964   (setq messages-mode-syntax-table (make-syntax-table))
2965   (set-syntax-table messages-mode-syntax-table)
2966   (modify-syntax-entry ?0 "w" messages-mode-syntax-table)
2967   (modify-syntax-entry ?1 "w" messages-mode-syntax-table)
2968   (modify-syntax-entry ?2 "w" messages-mode-syntax-table)
2969   (modify-syntax-entry ?3 "w" messages-mode-syntax-table)
2970   (modify-syntax-entry ?4 "w" messages-mode-syntax-table)
2971   (modify-syntax-entry ?5 "w" messages-mode-syntax-table)
2972   (modify-syntax-entry ?6 "w" messages-mode-syntax-table)
2973   (modify-syntax-entry ?7 "w" messages-mode-syntax-table)
2974   (modify-syntax-entry ?8 "w" messages-mode-syntax-table)
2975   (modify-syntax-entry ?9 "w" messages-mode-syntax-table)
2976   (make-local-variable 'comment-start)
2977   (make-local-variable 'comment-end)
2978   (make-local-variable 'indent-line-function)
2979   (setq indent-line-function 'indent-relative)
2980   (mdw-standard-fill-prefix "\\([ \t]*\\(;\\|/?\\*\\)+[ \t]*\\)")
2981   (make-local-variable 'font-lock-defaults)
2982   (make-local-variable 'messages-mode-keywords)
2983   (let ((keywords
2984          (mdw-regexps "array" "bitmap" "callback" "docs[ \t]+enum"
2985                       "export" "enum" "fixed-octetstring" "flags"
2986                       "harmless" "map" "nested" "optional"
2987                       "optional-tagged" "package" "primitive"
2988                       "primitive-nullfree" "relaxed[ \t]+enum"
2989                       "set" "table" "tagged-optional"   "union"
2990                       "variadic" "vector" "version" "version-tag")))
2991     (setq messages-mode-keywords
2992           (list
2993            (list (concat "\\<\\(" keywords "\\)\\>:")
2994                  '(0 font-lock-keyword-face))
2995            '("\\([-a-zA-Z0-9]+:\\)" (0 font-lock-warning-face))
2996            '("\\(\\<[a-z][-_a-zA-Z0-9]*\\)"
2997              (0 font-lock-variable-name-face))
2998            '("\\<\\([0-9]+\\)\\>" (0 mdw-number-face))
2999            '("\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
3000              (0 mdw-punct-face)))))
3001   (setq font-lock-defaults
3002         '(messages-mode-keywords nil nil nil nil))
3003   (run-hooks 'messages-file-hook))
3004
3005 (defun messages-mode ()
3006   (interactive)
3007   (fundamental-mode)
3008   (setq major-mode 'messages-mode)
3009   (setq mode-name "Messages")
3010   (messages-mode-guts)
3011   (modify-syntax-entry ?# "<" messages-mode-syntax-table)
3012   (modify-syntax-entry ?\n ">" messages-mode-syntax-table)
3013   (setq comment-start "# ")
3014   (setq comment-end "")
3015   (run-hooks 'messages-mode-hook))
3016
3017 (defun cpp-messages-mode ()
3018   (interactive)
3019   (fundamental-mode)
3020   (setq major-mode 'cpp-messages-mode)
3021   (setq mode-name "CPP Messages")
3022   (messages-mode-guts)
3023   (modify-syntax-entry ?* ". 23" messages-mode-syntax-table)
3024   (modify-syntax-entry ?/ ". 14" messages-mode-syntax-table)
3025   (setq comment-start "/* ")
3026   (setq comment-end " */")
3027   (let ((preprocessor-keywords
3028          (mdw-regexps "assert" "define" "elif" "else" "endif" "error"
3029                       "ident" "if" "ifdef" "ifndef" "import" "include"
3030                       "line" "pragma" "unassert" "undef" "warning")))
3031     (setq messages-mode-keywords
3032           (append (list (list (concat "^[ \t]*\\#[ \t]*"
3033                                       "\\(include\\|import\\)"
3034                                       "[ \t]*\\(<[^>]+\\(>\\|\\)\\)")
3035                               '(2 font-lock-string-face))
3036                         (list (concat "^\\([ \t]*#[ \t]*\\(\\("
3037                                       preprocessor-keywords
3038                                       "\\)\\>\\|[0-9]+\\|$\\)\\)")
3039                               '(1 font-lock-keyword-face)))
3040                   messages-mode-keywords)))
3041   (run-hooks 'cpp-messages-mode-hook))
3042
3043 (add-hook 'messages-mode-hook 'mdw-misc-mode-config t)
3044 (add-hook 'cpp-messages-mode-hook 'mdw-misc-mode-config t)
3045 ; (add-hook 'messages-file-hook 'mdw-fontify-messages t)
3046
3047 ;;;--------------------------------------------------------------------------
3048 ;;; Messages-file mode.
3049
3050 (defvar mallow-driver-substitution-face 'mallow-driver-substitution-face
3051   "Face to use for subsittution directives.")
3052 (make-face 'mallow-driver-substitution-face)
3053 (defvar mallow-driver-text-face 'mallow-driver-text-face
3054   "Face to use for body text.")
3055 (make-face 'mallow-driver-text-face)
3056
3057 (defun mallow-driver-mode ()
3058   (interactive)
3059   (fundamental-mode)
3060   (setq major-mode 'mallow-driver-mode)
3061   (setq mode-name "Mallow driver")
3062   (setq mallow-driver-mode-syntax-table (make-syntax-table))
3063   (set-syntax-table mallow-driver-mode-syntax-table)
3064   (make-local-variable 'comment-start)
3065   (make-local-variable 'comment-end)
3066   (make-local-variable 'indent-line-function)
3067   (setq indent-line-function 'indent-relative)
3068   (mdw-standard-fill-prefix "\\([ \t]*\\(;\\|/?\\*\\)+[ \t]*\\)")
3069   (make-local-variable 'font-lock-defaults)
3070   (make-local-variable 'mallow-driver-mode-keywords)
3071   (let ((keywords
3072          (mdw-regexps "each" "divert" "file" "if"
3073                       "perl" "set" "string" "type" "write")))
3074     (setq mallow-driver-mode-keywords
3075           (list
3076            (list (concat "^%\\s *\\(}\\|\\(" keywords "\\)\\>\\).*$")
3077                  '(0 font-lock-keyword-face))
3078            (list "^%\\s *\\(#.*\\|\\)$"
3079                  '(0 font-lock-comment-face))
3080            (list "^%"
3081                  '(0 font-lock-keyword-face))
3082            (list "^|?\\(.+\\)$" '(1 mallow-driver-text-face))
3083            (list "\\${[^}]*}"
3084                  '(0 mallow-driver-substitution-face t)))))
3085   (setq font-lock-defaults
3086         '(mallow-driver-mode-keywords nil nil nil nil))
3087   (modify-syntax-entry ?\" "_" mallow-driver-mode-syntax-table)
3088   (modify-syntax-entry ?\n ">" mallow-driver-mode-syntax-table)
3089   (setq comment-start "%# ")
3090   (setq comment-end "")
3091   (run-hooks 'mallow-driver-mode-hook))
3092
3093 (add-hook 'mallow-driver-hook 'mdw-misc-mode-config t)
3094
3095 ;;;--------------------------------------------------------------------------
3096 ;;; NFast debugs.
3097
3098 (defun nfast-debug-mode ()
3099   (interactive)
3100   (fundamental-mode)
3101   (setq major-mode 'nfast-debug-mode)
3102   (setq mode-name "NFast debug")
3103   (setq messages-mode-syntax-table (make-syntax-table))
3104   (set-syntax-table messages-mode-syntax-table)
3105   (make-local-variable 'font-lock-defaults)
3106   (make-local-variable 'nfast-debug-mode-keywords)
3107   (setq truncate-lines t)
3108   (setq nfast-debug-mode-keywords
3109         (list
3110          '("^\\(NFast_\\(Connect\\|Disconnect\\|Submit\\|Wait\\)\\)"
3111            (0 font-lock-keyword-face))
3112          (list (concat "^[ \t]+\\(\\("
3113                        "[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]"
3114                        "[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]"
3115                        "[ \t]+\\)*"
3116                        "[0-9a-fA-F]+\\)[ \t]*$")
3117            '(0 mdw-number-face))
3118          '("^[ \t]+\.status=[ \t]+\\<\\(OK\\)\\>"
3119            (1 font-lock-keyword-face))
3120          '("^[ \t]+\.status=[ \t]+\\<\\([a-zA-Z][0-9a-zA-Z]*\\)\\>"
3121            (1 font-lock-warning-face))
3122          '("^[ \t]+\.status[ \t]+\\<\\(zero\\)\\>"
3123            (1 nil))
3124          (list (concat "^[ \t]+\\.cmd=[ \t]+"
3125                        "\\<\\([a-zA-Z][0-9a-zA-Z]*\\)\\>")
3126            '(1 font-lock-keyword-face))
3127          '("-?\\<\\([0-9]+\\|0x[0-9a-fA-F]+\\)\\>" (0 mdw-number-face))
3128          '("^\\([ \t]+[a-z0-9.]+\\)" (0 font-lock-variable-name-face))
3129          '("\\<\\([a-z][a-z0-9.]+\\)\\>=" (1 font-lock-variable-name-face))
3130          '("\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)" (0 mdw-punct-face))))
3131   (setq font-lock-defaults
3132         '(nfast-debug-mode-keywords nil nil nil nil))
3133   (run-hooks 'nfast-debug-mode-hook))
3134
3135 ;;;--------------------------------------------------------------------------
3136 ;;; Other languages.
3137
3138 ;; Smalltalk.
3139
3140 (defun mdw-setup-smalltalk ()
3141   (and mdw-auto-indent
3142        (local-set-key "\C-m" 'smalltalk-newline-and-indent))
3143   (make-local-variable 'mdw-auto-indent)
3144   (setq mdw-auto-indent nil)
3145   (local-set-key "\C-i" 'smalltalk-reindent))
3146
3147 (defun mdw-fontify-smalltalk ()
3148   (make-local-variable 'font-lock-keywords)
3149   (setq font-lock-keywords
3150         (list
3151          (list "\\<[A-Z][a-zA-Z0-9]*\\>"
3152                '(0 font-lock-keyword-face))
3153          (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
3154                        "[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
3155                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
3156                '(0 mdw-number-face))
3157          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
3158                '(0 mdw-punct-face)))))
3159
3160 ;; Lispy languages.
3161
3162 ;; Unpleasant bodge.
3163 (unless (boundp 'slime-repl-mode-map)
3164   (setq slime-repl-mode-map (make-sparse-keymap)))
3165
3166 (defun mdw-indent-newline-and-indent ()
3167   (interactive)
3168   (indent-for-tab-command)
3169   (newline-and-indent))
3170
3171 (eval-after-load "cl-indent"
3172   '(progn
3173      (mapc #'(lambda (pair)
3174                (put (car pair)
3175                     'common-lisp-indent-function
3176                     (cdr pair)))
3177       '((destructuring-bind . ((&whole 4 &rest 1) 4 &body))
3178         (multiple-value-bind . ((&whole 4 &rest 1) 4 &body))))))
3179
3180 (defun mdw-common-lisp-indent ()
3181   (make-local-variable 'lisp-indent-function)
3182   (setq lisp-indent-function 'common-lisp-indent-function))
3183
3184 (setq lisp-simple-loop-indentation 2
3185       lisp-loop-keyword-indentation 6
3186       lisp-loop-forms-indentation 6)
3187
3188 (defun mdw-fontify-lispy ()
3189
3190   ;; Set fill prefix.
3191   (mdw-standard-fill-prefix "\\([ \t]*;+[ \t]*\\)")
3192
3193   ;; Not much fontification needed.
3194   (make-local-variable 'font-lock-keywords)
3195   (setq font-lock-keywords
3196         (list (list (concat "\\("
3197                             "\\_<[-+]?"
3198                             "\\(" "[0-9]+/[0-9]+"
3199                             "\\|" "\\(" "[0-9]+" "\\(\\.[0-9]*\\)?" "\\|"
3200                                         "\\.[0-9]+" "\\)"
3201                                   "\\([dDeEfFlLsS][-+]?[0-9]+\\)?"
3202                             "\\)"
3203                             "\\|"
3204                             "#"
3205                             "\\(" "x" "[-+]?"
3206                                   "[0-9A-Fa-f]+" "\\(/[0-9A-Fa-f]+\\)?"
3207                             "\\|" "o" "[-+]?" "[0-7]+" "\\(/[0-7]+\\)?"
3208                             "\\|" "b" "[-+]?" "[01]+" "\\(/[01]+\\)?"
3209                             "\\|" "[0-9]+" "r" "[-+]?"
3210                                   "[0-9a-zA-Z]+" "\\(/[0-9a-zA-Z]+\\)?"
3211                             "\\)"
3212                             "\\)\\_>")
3213                     '(0 mdw-number-face))
3214               (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
3215                     '(0 mdw-punct-face)))))
3216
3217 (defun comint-send-and-indent ()
3218   (interactive)
3219   (comint-send-input)
3220   (and mdw-auto-indent
3221        (indent-for-tab-command)))
3222
3223 (defun mdw-setup-m4 ()
3224
3225   ;; Inexplicably, Emacs doesn't match braces in m4 mode.  This is very
3226   ;; annoying: fix it.
3227   (modify-syntax-entry ?{ "(")
3228   (modify-syntax-entry ?} ")")
3229
3230   ;; Fill prefix.
3231   (mdw-standard-fill-prefix "\\([ \t]*\\(?:#+\\|\\<dnl\\>\\)[ \t]*\\)"))
3232
3233 ;;;--------------------------------------------------------------------------
3234 ;;; Text mode.
3235
3236 (defun mdw-text-mode ()
3237   (setq fill-column 72)
3238   (flyspell-mode t)
3239   (mdw-standard-fill-prefix
3240    "\\([ \t]*\\([>#|:] ?\\)*[ \t]*\\)" 3)
3241   (auto-fill-mode 1))
3242
3243 ;;;--------------------------------------------------------------------------
3244 ;;; Outline and hide/show modes.
3245
3246 (defun mdw-outline-collapse-all ()
3247   "Completely collapse everything in the entire buffer."
3248   (interactive)
3249   (save-excursion
3250     (goto-char (point-min))
3251     (while (< (point) (point-max))
3252       (hide-subtree)
3253       (forward-line))))
3254
3255 (setq hs-hide-comments-when-hiding-all nil)
3256
3257 (defadvice hs-hide-all (after hide-first-comment activate)
3258   (save-excursion (hs-hide-initial-comment-block)))
3259
3260 ;;;--------------------------------------------------------------------------
3261 ;;; Shell mode.
3262
3263 (defun mdw-sh-mode-setup ()
3264   (local-set-key [?\C-a] 'comint-bol)
3265   (add-hook 'comint-output-filter-functions
3266             'comint-watch-for-password-prompt))
3267
3268 (defun mdw-term-mode-setup ()
3269   (setq term-prompt-regexp shell-prompt-pattern)
3270   (make-local-variable 'mouse-yank-at-point)
3271   (make-local-variable 'transient-mark-mode)
3272   (setq mouse-yank-at-point t)
3273   (auto-fill-mode -1)
3274   (setq tab-width 8))
3275
3276 (defun term-send-meta-right () (interactive) (term-send-raw-string "\e\e[C"))
3277 (defun term-send-meta-left  () (interactive) (term-send-raw-string "\e\e[D"))
3278 (defun term-send-ctrl-uscore () (interactive) (term-send-raw-string "\C-_"))
3279 (defun term-send-meta-meta-something ()
3280   (interactive)
3281   (term-send-raw-string "\e\e")
3282   (term-send-raw))
3283 (eval-after-load 'term
3284   '(progn
3285      (define-key term-raw-map [?\e ?\e] nil)
3286      (define-key term-raw-map [?\e ?\e t] 'term-send-meta-meta-something)
3287      (define-key term-raw-map [?\C-/] 'term-send-ctrl-uscore)
3288      (define-key term-raw-map [M-right] 'term-send-meta-right)
3289      (define-key term-raw-map [?\e ?\M-O ?C] 'term-send-meta-right)
3290      (define-key term-raw-map [M-left] 'term-send-meta-left)
3291      (define-key term-raw-map [?\e ?\M-O ?D] 'term-send-meta-left)))
3292
3293 (defadvice term-exec (before program-args-list compile activate)
3294   "If the PROGRAM argument is a list, interpret it as (PROGRAM . SWITCHES).
3295 This allows you to pass a list of arguments through `ansi-term'."
3296   (let ((program (ad-get-arg 2)))
3297     (if (listp program)
3298         (progn
3299           (ad-set-arg 2 (car program))
3300           (ad-set-arg 4 (cdr program))))))
3301
3302 (defun ssh (host)
3303   "Open a terminal containing an ssh session to the HOST."
3304   (interactive "sHost: ")
3305   (ansi-term (list "ssh" host) (format "ssh@%s" host)))
3306
3307 (defvar git-grep-command
3308   "env PAGER=cat git grep --no-color -nH -e "
3309   "*The default command for \\[git-grep].")
3310
3311 (defvar git-grep-history nil)
3312
3313 (defun git-grep (command-args)
3314   "Run `git grep' with user-specified args and collect output in a buffer."
3315   (interactive
3316    (list (read-shell-command "Run git grep (like this): "
3317                              git-grep-command 'git-grep-history)))
3318   (grep command-args))
3319
3320 ;;;--------------------------------------------------------------------------
3321 ;;; Inferior Emacs Lisp.
3322
3323 (setq comint-prompt-read-only t)
3324
3325 (eval-after-load "comint"
3326   '(progn
3327      (define-key comint-mode-map "\C-w" 'comint-kill-region)
3328      (define-key comint-mode-map [C-S-backspace] 'comint-kill-whole-line)))
3329
3330 (eval-after-load "ielm"
3331   '(progn
3332      (define-key ielm-map "\C-w" 'comint-kill-region)
3333      (define-key ielm-map [C-S-backspace] 'comint-kill-whole-line)))
3334
3335 ;;;----- That's all, folks --------------------------------------------------
3336
3337 (provide 'dot-emacs)