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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 ;; Some error trapping.
  56 ;;
  57 ;; If individual bits of this file go tits-up, we don't particularly want
  58 ;; the whole lot to stop right there and then, because it's bloody annoying.
  59
  60 (defmacro trap (&rest forms)
  61   "Execute FORMS without allowing errors to propagate outside."
  62   (declare (indent 0)
  63            (debug t))
  64   `(condition-case err
  65        ,(if (cdr forms) (cons 'progn forms) (car forms))
  66      (error (message "Error (trapped): %s in %s"
  67                      (error-message-string err)
  68                      ',forms))))
  69
  70 ;; Configuration reading.
  71
  72 (defvar mdw-config nil)
  73 (defun mdw-config (sym)
  74   "Read the configuration variable named SYM."
  75   (unless mdw-config
  76     (setq mdw-config
  77           (flet ((replace (what with)
  78                    (goto-char (point-min))
  79                    (while (re-search-forward what nil t)
  80                      (replace-match with t))))
  81             (with-temp-buffer
  82               (insert-file-contents "~/.mdw.conf")
  83               (replace  "^[ \t]*\\(#.*\\|\\)\n" "")
  84               (replace (concat "^[ \t]*"
  85                                "\\([-a-zA-Z0-9_.]*\\)"
  86                                "[ \t]*=[ \t]*"
  87                                "\\(.*[^ \t\n]\\|\\)"
  88                                "[ \t]**\\(\n\\|$\\)")
  89                        "(\\1 . \"\\2\")\n")
  90               (car (read-from-string
  91                     (concat "(" (buffer-string) ")")))))))
  92   (cdr (assq sym mdw-config)))
  93
  94 ;; Set up the load path convincingly.
  95
  96 (dolist (dir (append (and (boundp 'debian-emacs-flavor)
  97                           (list (concat "/usr/share/"
  98                                         (symbol-name debian-emacs-flavor)
  99                                         "/site-lisp")))))
 100   (dolist (sub (directory-files dir t))
 101     (when (and (file-accessible-directory-p sub)
 102                (not (member sub load-path)))
 103       (setq load-path (nconc load-path (list sub))))))
 104
 105 ;; Is an Emacs library available?
 106
 107 (defun library-exists-p (name)
 108   "Return non-nil if NAME is an available library.
 109 Return non-nil if NAME.el (or NAME.elc) somewhere on the Emacs
 110 load path.  The non-nil value is the filename we found for the
 111 library."
 112   (let ((path load-path) elt (foundp nil))
 113     (while (and path (not foundp))
 114       (setq elt (car path))
 115       (setq path (cdr path))
 116       (setq foundp (or (let ((file (concat elt "/" name ".elc")))
 117                          (and (file-exists-p file) file))
 118                        (let ((file (concat elt "/" name ".el")))
 119                          (and (file-exists-p file) file)))))
 120     foundp))
 121
 122 (defun maybe-autoload (symbol file &optional docstring interactivep type)
 123   "Set an autoload if the file actually exists."
 124   (and (library-exists-p file)
 125        (autoload symbol file docstring interactivep type)))
 126
 127 (defun mdw-kick-menu-bar (&optional frame)
 128   "Regenerate FRAME's menu bar so it doesn't have empty menus."
 129   (interactive)
 130   (unless frame (setq frame (selected-frame)))
 131   (let ((old (frame-parameter frame 'menu-bar-lines)))
 132     (set-frame-parameter frame 'menu-bar-lines 0)
 133     (set-frame-parameter frame 'menu-bar-lines old)))
 134
 135 ;; Splitting windows.
 136
 137 (unless (fboundp 'scroll-bar-columns)
 138   (defun scroll-bar-columns (side)
 139     (cond ((eq side 'left) 0)
 140           (window-system 3)
 141           (t 1))))
 142 (unless (fboundp 'fringe-columns)
 143   (defun fringe-columns (side)
 144     (cond ((not window-system) 0)
 145           ((eq side 'left) 1)
 146           (t 2))))
 147
 148 (defun mdw-horizontal-window-overhead ()
 149   "Computes the horizontal window overhead.
 150 This is the number of columns used by fringes, scroll bars and other such
 151 cruft."
 152   (if (not window-system)
 153       1
 154     (let ((tot 0))
 155       (dolist (what '(scroll-bar fringe))
 156         (dolist (side '(left right))
 157           (incf tot (funcall (intern (concat (symbol-name what) "-columns"))
 158                              side))))
 159       tot)))
 160
 161 (defun mdw-split-window-horizontally (&optional width)
 162   "Split a window horizontally.
 163 Without a numeric argument, split the window approximately in
 164 half.  With a numeric argument WIDTH, allocate WIDTH columns to
 165 the left-hand window (if positive) or -WIDTH columns to the
 166 right-hand window (if negative).  Space for scroll bars and
 167 fringes is not taken out of the allowance for WIDTH, unlike
 168 \\[split-window-horizontally]."
 169   (interactive "P")
 170   (split-window-horizontally
 171    (cond ((null width) nil)
 172          ((>= width 0) (+ width (mdw-horizontal-window-overhead)))
 173          ((< width 0) width))))
 174
 175 (defun mdw-divvy-window (&optional width)
 176   "Split a wide window into appropriate widths."
 177   (interactive "P")
 178   (setq width (cond (width (prefix-numeric-value width))
 179                     ((and window-system
 180                           (>= emacs-major-version 22))
 181                      77)
 182                     (t 78)))
 183   (let* ((win (selected-window))
 184          (sb-width (mdw-horizontal-window-overhead))
 185          (c (/ (+ (window-width) sb-width)
 186                (+ width sb-width))))
 187     (while (> c 1)
 188       (setq c (1- c))
 189       (split-window-horizontally (+ width sb-width))
 190       (other-window 1))
 191     (select-window win)))
 192
 193 ;; Transient mark mode hacks.
 194
 195 (defadvice exchange-point-and-mark
 196     (around mdw-highlight (&optional arg) activate compile)
 197   "Maybe don't actually exchange point and mark.
 198 If `transient-mark-mode' is on and the mark is inactive, then
 199 just activate it.  A non-trivial prefix argument will force the
 200 usual behaviour.  A trivial prefix argument (i.e., just C-u) will
 201 activate the mark and temporarily enable `transient-mark-mode' if
 202 it's currently off."
 203   (cond ((or mark-active
 204              (and (not transient-mark-mode) (not arg))
 205              (and arg (or (not (consp arg))
 206                           (not (= (car arg) 4)))))
 207          ad-do-it)
 208         (t
 209          (or transient-mark-mode (setq transient-mark-mode 'only))
 210          (set-mark (mark t)))))
 211
 212 ;; Functions for sexp diary entries.
 213
 214 (defun mdw-weekday (l)
 215   "Return non-nil if `date' falls on one of the days of the week in L.
 216 L is a list of day numbers (from 0 to 6 for Sunday through to
 217 Saturday) or symbols `sunday', `monday', etc. (or a mixture).  If
 218 the date stored in `date' falls on a listed day, then the
 219 function returns non-nil."
 220   (let ((d (calendar-day-of-week date)))
 221     (or (memq d l)
 222         (memq (nth d '(sunday monday tuesday wednesday
 223                               thursday friday saturday)) l))))
 224
 225 (defun mdw-todo (&optional when)
 226   "Return non-nil today, or on WHEN, whichever is later."
 227   (let ((w (calendar-absolute-from-gregorian (calendar-current-date)))
 228         (d (calendar-absolute-from-gregorian date)))
 229     (if when
 230         (setq w (max w (calendar-absolute-from-gregorian
 231                         (cond
 232                          ((not european-calendar-style)
 233                           when)
 234                          ((> (car when) 100)
 235                           (list (nth 1 when)
 236                                 (nth 2 when)
 237                                 (nth 0 when)))
 238                          (t
 239                           (list (nth 1 when)
 240                                 (nth 0 when)
 241                                 (nth 2 when))))))))
 242     (eq w d)))
 243
 244 ;; Fighting with Org-mode's evil key maps.
 245
 246 (defvar mdw-evil-keymap-keys
 247   '(([S-up] . [?\C-c up])
 248     ([S-down] . [?\C-c down])
 249     ([S-left] . [?\C-c left])
 250     ([S-right] . [?\C-c right])
 251     (([M-up] [?\e up]) . [C-up])
 252     (([M-down] [?\e down]) . [C-down])
 253     (([M-left] [?\e left]) . [C-left])
 254     (([M-right] [?\e right]) . [C-right]))
 255   "Defines evil keybindings to clobber in `mdw-clobber-evil-keymap'.
 256 The value is an alist mapping evil keys (as a list, or singleton)
 257 to good keys (in the same form).")
 258
 259 (defun mdw-clobber-evil-keymap (keymap)
 260   "Replace evil key bindings in the KEYMAP.
 261 Evil key bindings are defined in `mdw-evil-keymap-keys'."
 262   (dolist (entry mdw-evil-keymap-keys)
 263     (let ((binding nil)
 264           (keys (if (listp (car entry))
 265                     (car entry)
 266                   (list (car entry))))
 267           (replacements (if (listp (cdr entry))
 268                             (cdr entry)
 269                           (list (cdr entry)))))
 270       (catch 'found
 271         (dolist (key keys)
 272           (setq binding (lookup-key keymap key))
 273           (when binding
 274             (throw 'found nil))))
 275       (when binding
 276         (dolist (key keys)
 277           (define-key keymap key nil))
 278         (dolist (key replacements)
 279           (define-key keymap key binding))))))
 280
 281 (eval-after-load "org-latex"
 282   '(progn
 283      (push '("strayman"
 284              "\\documentclass{strayman}
 285 \\usepackage[utf8]{inputenc}
 286 \\usepackage[palatino, helvetica, courier, maths=cmr]{mdwfonts}
 287 \\usepackage[T1]{fontenc}
 288 \\usepackage{graphicx, tikz, mdwtab, mdwmath, crypto, longtable}"
 289              ("\\section{%s}" . "\\section*{%s}")
 290              ("\\subsection{%s}" . "\\subsection*{%s}")
 291              ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
 292              ("\\paragraph{%s}" . "\\paragraph*{%s}")
 293              ("\\subparagraph{%s}" . "\\subparagraph*{%s}"))
 294            org-export-latex-classes)))
 295
 296 (setq org-export-docbook-xslt-proc-command "xsltproc --output %o %s %i"
 297       org-export-docbook-xsl-fo-proc-command "fop %i.safe %o"
 298       org-export-docbook-xslt-stylesheet
 299       "/usr/share/xml/docbook/stylesheet/docbook-xsl/fo/docbook.xsl")
 300
 301 ;;;--------------------------------------------------------------------------
 302 ;;; Mail and news hacking.
 303
 304 (define-derived-mode  mdwmail-mode mail-mode "[mdw] mail"
 305   "Major mode for editing news and mail messages from external programs.
 306 Not much right now.  Just support for doing MailCrypt stuff."
 307   :syntax-table nil
 308   :abbrev-table nil
 309   (run-hooks 'mail-setup-hook))
 310
 311 (define-key mdwmail-mode-map [?\C-c ?\C-c] 'disabled-operation)
 312
 313 (add-hook 'mdwail-mode-hook
 314           (lambda ()
 315             (set-buffer-file-coding-system 'utf-8)
 316             (make-local-variable 'paragraph-separate)
 317             (make-local-variable 'paragraph-start)
 318             (setq paragraph-start
 319                   (concat "[ \t]*[-_][-_][-_]+$\\|^-- \\|-----\\|"
 320                           paragraph-start))
 321             (setq paragraph-separate
 322                   (concat "[ \t]*[-_][-_][-_]+$\\|^-- \\|-----\\|"
 323                           paragraph-separate))))
 324
 325 ;; How to encrypt in mdwmail.
 326
 327 (defun mdwmail-mc-encrypt (&optional recip scm start end from sign)
 328   (or start
 329       (setq start (save-excursion
 330                     (goto-char (point-min))
 331                     (or (search-forward "\n\n" nil t) (point-min)))))
 332   (or end
 333       (setq end (point-max)))
 334   (mc-encrypt-generic recip scm start end from sign))
 335
 336 ;; How to sign in mdwmail.
 337
 338 (defun mdwmail-mc-sign (key scm start end uclr)
 339   (or start
 340       (setq start (save-excursion
 341                     (goto-char (point-min))
 342                     (or (search-forward "\n\n" nil t) (point-min)))))
 343   (or end
 344       (setq end (point-max)))
 345   (mc-sign-generic key scm start end uclr))
 346
 347 ;; Some signature mangling.
 348
 349 (defun mdwmail-mangle-signature ()
 350   (save-excursion
 351     (goto-char (point-min))
 352     (perform-replace "\n-- \n" "\n-- " nil nil nil)))
 353 (add-hook 'mail-setup-hook 'mdwmail-mangle-signature)
 354 (add-hook 'message-setup-hook 'mdwmail-mangle-signature)
 355
 356 ;; Insert my login name into message-ids, so I can score replies.
 357
 358 (defadvice message-unique-id (after mdw-user-name last activate compile)
 359   "Ensure that the user's name appears at the end of the message-id string,
 360 so that it can be used for convenient filtering."
 361   (setq ad-return-value (concat ad-return-value "." (user-login-name))))
 362
 363 ;; Tell my movemail hack where movemail is.
 364 ;;
 365 ;; This is needed to shup up warnings about LD_PRELOAD.
 366
 367 (let ((path exec-path))
 368   (while path
 369     (let ((try (expand-file-name "movemail" (car path))))
 370       (if (file-executable-p try)
 371           (setenv "REAL_MOVEMAIL" try))
 372       (setq path (cdr path)))))
 373
 374 (eval-after-load "erc"
 375     '(load "~/.ercrc.el"))
 376
 377 ;;;--------------------------------------------------------------------------
 378 ;;; Utility functions.
 379
 380 (or (fboundp 'line-number-at-pos)
 381     (defun line-number-at-pos (&optional pos)
 382       (let ((opoint (or pos (point))) start)
 383         (save-excursion
 384           (save-restriction
 385             (goto-char (point-min))
 386             (widen)
 387             (forward-line 0)
 388             (setq start (point))
 389             (goto-char opoint)
 390             (forward-line 0)
 391             (1+ (count-lines 1 (point))))))))
 392
 393 (defun mdw-uniquify-alist (&rest alists)
 394   "Return the concatenation of the ALISTS with duplicate elements removed.
 395 The first association with a given key prevails; others are
 396 ignored.  The input lists are not modified, although they'll
 397 probably become garbage."
 398   (and alists
 399        (let ((start-list (cons nil nil)))
 400          (mdw-do-uniquify start-list
 401                           start-list
 402                           (car alists)
 403                           (cdr alists)))))
 404
 405 (defun mdw-do-uniquify (done end l rest)
 406   "A helper function for mdw-uniquify-alist.
 407 The DONE argument is a list whose first element is `nil'.  It
 408 contains the uniquified alist built so far.  The leading `nil' is
 409 stripped off at the end of the operation; it's only there so that
 410 DONE always references a cons cell.  END refers to the final cons
 411 cell in the DONE list; it is modified in place each time to avoid
 412 the overheads of `append'ing all the time.  The L argument is the
 413 alist we're currently processing; the remaining alists are given
 414 in REST."
 415
 416   ;; There are several different cases to deal with here.
 417   (cond
 418
 419    ;; Current list isn't empty.  Add the first item to the DONE list if
 420    ;; there's not an item with the same KEY already there.
 421    (l (or (assoc (car (car l)) done)
 422           (progn
 423             (setcdr end (cons (car l) nil))
 424             (setq end (cdr end))))
 425       (mdw-do-uniquify done end (cdr l) rest))
 426
 427    ;; The list we were working on is empty.  Shunt the next list into the
 428    ;; current list position and go round again.
 429    (rest (mdw-do-uniquify done end (car rest) (cdr rest)))
 430
 431    ;; Everything's done.  Remove the leading `nil' from the DONE list and
 432    ;; return it.  Finished!
 433    (t (cdr done))))
 434
 435 (defun date ()
 436   "Insert the current date in a pleasing way."
 437   (interactive)
 438   (insert (save-excursion
 439             (let ((buffer (get-buffer-create "*tmp*")))
 440               (unwind-protect (progn (set-buffer buffer)
 441                                      (erase-buffer)
 442                                      (shell-command "date +%Y-%m-%d" t)
 443                                      (goto-char (mark))
 444                                      (delete-backward-char 1)
 445                                      (buffer-string))
 446                 (kill-buffer buffer))))))
 447
 448 (defun uuencode (file &optional name)
 449   "UUencodes a file, maybe calling it NAME, into the current buffer."
 450   (interactive "fInput file name: ")
 451
 452   ;; If NAME isn't specified, then guess from the filename.
 453   (if (not name)
 454       (setq name
 455             (substring file
 456                        (or (string-match "[^/]*$" file) 0))))
 457   (print (format "uuencode `%s' `%s'" file name))
 458
 459   ;; Now actually do the thing.
 460   (call-process "uuencode" file t nil name))
 461
 462 (defvar np-file "~/.np"
 463   "*Where the `now-playing' file is.")
 464
 465 (defun np (&optional arg)
 466   "Grabs a `now-playing' string."
 467   (interactive)
 468   (save-excursion
 469     (or arg (progn
 470               (goto-char (point-max))
 471               (insert "\nNP: ")
 472               (insert-file-contents np-file)))))
 473
 474 (defun mdw-version-< (ver-a ver-b)
 475   "Answer whether VER-A is strictly earlier than VER-B.
 476 VER-A and VER-B are version numbers, which are strings containing digit
 477 sequences separated by `.'."
 478   (let* ((la (mapcar (lambda (x) (car (read-from-string x)))
 479                      (split-string ver-a "\\.")))
 480          (lb (mapcar (lambda (x) (car (read-from-string x)))
 481                      (split-string ver-b "\\."))))
 482     (catch 'done
 483       (while t
 484         (cond ((null la) (throw 'done lb))
 485               ((null lb) (throw 'done nil))
 486               ((< (car la) (car lb)) (throw 'done t))
 487               ((= (car la) (car lb)) (setq la (cdr la) lb (cdr lb))))))))
 488
 489 (defun mdw-check-autorevert ()
 490   "Sets global-auto-revert-ignore-buffer appropriately for this buffer.
 491 This takes into consideration whether it's been found using
 492 tramp, which seems to get itself into a twist."
 493   (cond ((not (boundp 'global-auto-revert-ignore-buffer))
 494          nil)
 495         ((and (buffer-file-name)
 496               (fboundp 'tramp-tramp-file-p)
 497               (tramp-tramp-file-p (buffer-file-name)))
 498          (unless global-auto-revert-ignore-buffer
 499            (setq global-auto-revert-ignore-buffer 'tramp)))
 500         ((eq global-auto-revert-ignore-buffer 'tramp)
 501          (setq global-auto-revert-ignore-buffer nil))))
 502
 503 (defadvice find-file (after mdw-autorevert activate)
 504   (mdw-check-autorevert))
 505 (defadvice write-file (after mdw-autorevert activate)
 506   (mdw-check-autorevert))
 507
 508 ;;;--------------------------------------------------------------------------
 509 ;;; Dired hacking.
 510
 511 (defadvice dired-maybe-insert-subdir
 512     (around mdw-marked-insertion first activate)
 513   "The DIRNAME may be a list of directory names to insert.
 514 Interactively, if files are marked, then insert all of them.
 515 With a numeric prefix argument, select that many entries near
 516 point; with a non-numeric prefix argument, prompt for listing
 517 options."
 518   (interactive
 519    (list (dired-get-marked-files nil
 520                                  (and (integerp current-prefix-arg)
 521                                       current-prefix-arg)
 522                                  #'file-directory-p)
 523          (and current-prefix-arg
 524               (not (integerp current-prefix-arg))
 525               (read-string "Switches for listing: "
 526                            (or dired-subdir-switches
 527                                dired-actual-switches)))))
 528   (let ((dirs (ad-get-arg 0)))
 529     (dolist (dir (if (listp dirs) dirs (list dirs)))
 530       (ad-set-arg 0 dir)
 531       ad-do-it)))
 532
 533 ;;;--------------------------------------------------------------------------
 534 ;;; URL viewing.
 535
 536 (defun mdw-w3m-browse-url (url &optional new-session-p)
 537   "Invoke w3m on the URL in its current window, or at least a different one.
 538 If NEW-SESSION-P, start a new session."
 539   (interactive "sURL: \nP")
 540   (save-excursion
 541     (let ((window (selected-window)))
 542       (unwind-protect
 543           (progn
 544             (select-window (or (and (not new-session-p)
 545                                     (get-buffer-window "*w3m*"))
 546                                (progn
 547                                  (if (one-window-p t) (split-window))
 548                                  (get-lru-window))))
 549             (w3m-browse-url url new-session-p))
 550         (select-window window)))))
 551
 552 (defvar mdw-good-url-browsers
 553   '(browse-url-generic
 554     (w3m . mdw-w3m-browse-url)
 555     browse-url-w3
 556     browse-url-mozilla)
 557   "List of good browsers for mdw-good-url-browsers.
 558 Each item is a browser function name, or a cons (CHECK . FUNC).
 559 A symbol FOO stands for (FOO . FOO).")
 560
 561 (defun mdw-good-url-browser ()
 562   "Return a good URL browser.
 563 Trundle the list of such things, finding the first item for which
 564 CHECK is fboundp, and returning the correponding FUNC."
 565   (let ((bs mdw-good-url-browsers) b check func answer)
 566     (while (and bs (not answer))
 567       (setq b (car bs)
 568             bs (cdr bs))
 569       (if (consp b)
 570           (setq check (car b) func (cdr b))
 571         (setq check b func b))
 572       (if (fboundp check)
 573           (setq answer func)))
 574     answer))
 575
 576 (eval-after-load "w3m-search"
 577   '(progn
 578      (dolist
 579          (item
 580           '(("g" "Google" "http://www.google.co.uk/search?q=%s")
 581             ("gd" "Google Directory"
 582              "http://www.google.com/search?cat=gwd/Top&q=%s")
 583             ("gg" "Google Groups" "http://groups.google.com/groups?q=%s")
 584             ("ward" "Ward's wiki" "http://c2.com/cgi/wiki?%s")
 585             ("gi" "Images" "http://images.google.com/images?q=%s")
 586             ("rfc" "RFC"
 587              "http://metalzone.distorted.org.uk/ftp/pub/mirrors/rfc/rfc%s.txt.gz")
 588             ("wp" "Wikipedia"
 589              "http://en.wikipedia.org/wiki/Special:Search?go=Go&search=%s")
 590             ("imdb" "IMDb" "http://www.imdb.com/Find?%s")
 591             ("nc-wiki" "nCipher wiki"
 592              "http://wiki.ncipher.com/wiki/bin/view/Devel/?topic=%s")
 593             ("map" "Google maps" "http://maps.google.co.uk/maps?q=%s&hl=en")
 594             ("lp" "Launchpad bug by number"
 595              "https://bugs.launchpad.net/bugs/%s")
 596             ("lppkg" "Launchpad bugs by package"
 597              "https://bugs.launchpad.net/%s")
 598             ("msdn" "MSDN"
 599              "http://social.msdn.microsoft.com/Search/en-GB/?query=%s&ac=8")
 600             ("debbug" "Debian bug by number"
 601              "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=%s")
 602             ("debbugpkg" "Debian bugs by package"
 603              "http://bugs.debian.org/cgi-bin/pkgreport.cgi?pkg=%s")
 604             ("ljlogin" "LJ login" "http://www.livejournal.com/login.bml")))
 605        (add-to-list 'w3m-search-engine-alist
 606                     (list (cadr item) (caddr item) nil))
 607        (add-to-list 'w3m-uri-replace-alist
 608                     (list (concat "\\`" (car item) ":")
 609                           'w3m-search-uri-replace
 610                           (cadr item))))))
 611
 612 ;;;--------------------------------------------------------------------------
 613 ;;; Paragraph filling.
 614
 615 ;; Useful variables.
 616
 617 (defvar mdw-fill-prefix nil
 618   "*Used by `mdw-line-prefix' and `mdw-fill-paragraph'.
 619 If there's no fill prefix currently set (by the `fill-prefix'
 620 variable) and there's a match from one of the regexps here, it
 621 gets used to set the fill-prefix for the current operation.
 622
 623 The variable is a list of items of the form `REGEXP . PREFIX'; if
 624 the REGEXP matches, the PREFIX is used to set the fill prefix.
 625 It in turn is a list of things:
 626
 627   STRING -- insert a literal string
 628   (match . N) -- insert the thing matched by bracketed subexpression N
 629   (pad . N) -- a string of whitespace the same width as subexpression N
 630   (expr . FORM) -- the result of evaluating FORM")
 631
 632 (make-variable-buffer-local 'mdw-fill-prefix)
 633
 634 (defvar mdw-hanging-indents
 635   (concat "\\(\\("
 636             "\\([*o+]\\|-[-#]?\\|[0-9]+\\.\\|\\[[0-9]+\\]\\|([a-zA-Z])\\)"
 637             "[ \t]+"
 638           "\\)?\\)")
 639   "*Standard regexp matching parts of a hanging indent.
 640 This is mainly useful in `auto-fill-mode'.")
 641
 642 ;; Setting things up.
 643
 644 (fset 'mdw-do-auto-fill (symbol-function 'do-auto-fill))
 645
 646 ;; Utility functions.
 647
 648 (defun mdw-maybe-tabify (s)
 649   "Tabify or untabify the string S, according to `indent-tabs-mode'."
 650   (with-temp-buffer
 651     (save-match-data
 652       (let ((tabfun (if indent-tabs-mode #'tabify #'untabify)))
 653         (insert s "\n")
 654         (let ((start (point-min)) (end (point-max)))
 655           (funcall tabfun start end)
 656           (setq s (buffer-substring start (1- end))))))))
 657
 658 (defun mdw-examine-fill-prefixes (l)
 659   "Given a list of dynamic fill prefixes, pick one which matches
 660 context and return the static fill prefix to use.  Point must be
 661 at the start of a line, and match data must be saved."
 662   (cond ((not l) nil)
 663                ((looking-at (car (car l)))
 664                 (mdw-maybe-tabify (apply #'concat
 665                                          (mapcar #'mdw-do-prefix-match
 666                                                  (cdr (car l))))))
 667                (t (mdw-examine-fill-prefixes (cdr l)))))
 668
 669 (defun mdw-maybe-car (p)
 670   "If P is a pair, return (car P), otherwise just return P."
 671   (if (consp p) (car p) p))
 672
 673 (defun mdw-padding (s)
 674   "Return a string the same width as S but made entirely from whitespace."
 675   (let* ((l (length s)) (i 0) (n (make-string l ? )))
 676     (while (< i l)
 677       (if (= 9 (aref s i))
 678           (aset n i 9))
 679       (setq i (1+ i)))
 680     n))
 681
 682 (defun mdw-do-prefix-match (m)
 683   "Expand a dynamic prefix match element.
 684 See `mdw-fill-prefix' for details."
 685   (cond ((not (consp m)) (format "%s" m))
 686            ((eq (car m) 'match) (match-string (mdw-maybe-car (cdr m))))
 687            ((eq (car m) 'pad) (mdw-padding (match-string
 688                                             (mdw-maybe-car (cdr m)))))
 689            ((eq (car m) 'eval) (eval (cdr m)))
 690            (t "")))
 691
 692 (defun mdw-choose-dynamic-fill-prefix ()
 693   "Work out the dynamic fill prefix based on the variable `mdw-fill-prefix'."
 694   (cond ((and fill-prefix (not (string= fill-prefix ""))) fill-prefix)
 695            ((not mdw-fill-prefix) fill-prefix)
 696            (t (save-excursion
 697                 (beginning-of-line)
 698                 (save-match-data
 699                   (mdw-examine-fill-prefixes mdw-fill-prefix))))))
 700
 701 (defun do-auto-fill ()
 702   "Handle auto-filling, working out a dynamic fill prefix in the
 703 case where there isn't a sensible static one."
 704   (let ((fill-prefix (mdw-choose-dynamic-fill-prefix)))
 705     (mdw-do-auto-fill)))
 706
 707 (defun mdw-fill-paragraph ()
 708   "Fill paragraph, getting a dynamic fill prefix."
 709   (interactive)
 710   (let ((fill-prefix (mdw-choose-dynamic-fill-prefix)))
 711     (fill-paragraph nil)))
 712
 713 (defun mdw-standard-fill-prefix (rx &optional mat)
 714   "Set the dynamic fill prefix, handling standard hanging indents and stuff.
 715 This is just a short-cut for setting the thing by hand, and by
 716 design it doesn't cope with anything approximating a complicated
 717 case."
 718   (setq mdw-fill-prefix
 719            `((,(concat rx mdw-hanging-indents)
 720               (match . 1)
 721               (pad . ,(or mat 2))))))
 722
 723 ;;;--------------------------------------------------------------------------
 724 ;;; Other common declarations.
 725
 726 ;; Common mode settings.
 727
 728 (defvar mdw-auto-indent t
 729   "Whether to indent automatically after a newline.")
 730
 731 (defun mdw-whitespace-mode (&optional arg)
 732   "Turn on/off whitespace mode, but don't highlight trailing space."
 733   (interactive "P")
 734   (when (and (boundp 'whitespace-style)
 735              (fboundp 'whitespace-mode))
 736     (let ((whitespace-style (remove 'trailing whitespace-style)))
 737       (whitespace-mode arg))
 738     (setq show-trailing-whitespace whitespace-mode)))
 739
 740 (defun mdw-misc-mode-config ()
 741   (and mdw-auto-indent
 742        (cond ((eq major-mode 'lisp-mode)
 743               (local-set-key "\C-m" 'mdw-indent-newline-and-indent))
 744              ((or (eq major-mode 'slime-repl-mode)
 745                   (eq major-mode 'asm-mode))
 746               nil)
 747              (t
 748               (local-set-key "\C-m" 'newline-and-indent))))
 749   (local-set-key [C-return] 'newline)
 750   (make-local-variable 'page-delimiter)
 751   (setq page-delimiter "\f\\|^.*-\\{6\\}.*$")
 752   (setq comment-column 40)
 753   (auto-fill-mode 1)
 754   (setq fill-column 77)
 755   (setq show-trailing-whitespace t)
 756   (mdw-whitespace-mode 1)
 757   (and (fboundp 'gtags-mode)
 758        (gtags-mode))
 759   (if (fboundp 'hs-minor-mode)
 760       (hs-minor-mode t)
 761     (outline-minor-mode t))
 762   (reveal-mode t)
 763   (trap (turn-on-font-lock)))
 764
 765 (defun mdw-post-config-mode-hack ()
 766   (mdw-whitespace-mode 1))
 767
 768 (eval-after-load 'gtags
 769   '(progn
 770      (dolist (key '([mouse-2] [mouse-3]))
 771        (define-key gtags-mode-map key nil))
 772      (define-key gtags-mode-map [C-S-mouse-2] 'gtags-find-tag-by-event)
 773      (define-key gtags-select-mode-map [C-S-mouse-2]
 774        'gtags-select-tag-by-event)
 775      (dolist (map (list gtags-mode-map gtags-select-mode-map))
 776        (define-key map [C-S-mouse-3] 'gtags-pop-stack))))
 777
 778 ;; Backup file handling.
 779
 780 (defvar mdw-backup-disable-regexps nil
 781   "*List of regular expressions: if a file name matches any of
 782 these then the file is not backed up.")
 783
 784 (defun mdw-backup-enable-predicate (name)
 785   "[mdw]'s default backup predicate.
 786 Allows a backup if the standard predicate would allow it, and it
 787 doesn't match any of the regular expressions in
 788 `mdw-backup-disable-regexps'."
 789   (and (normal-backup-enable-predicate name)
 790        (let ((answer t) (list mdw-backup-disable-regexps))
 791          (save-match-data
 792            (while list
 793              (if (string-match (car list) name)
 794                  (setq answer nil))
 795              (setq list (cdr list)))
 796            answer))))
 797 (setq backup-enable-predicate 'mdw-backup-enable-predicate)
 798
 799 ;; Frame cleanup.
 800
 801 (defun mdw-last-one-out-turn-off-the-lights (frame)
 802   "Disconnect from an X display if this was the last frame on that display."
 803   (let ((frame-display (frame-parameter frame 'display)))
 804     (when (and frame-display
 805                (eq window-system 'x)
 806                (not (some (lambda (fr)
 807                             (and (not (eq fr frame))
 808                                  (string= (frame-parameter fr 'display)
 809                                           frame-display)))
 810                           (frame-list))))
 811       (run-with-idle-timer 0 nil #'x-close-connection frame-display))))
 812 (add-hook 'delete-frame-functions 'mdw-last-one-out-turn-off-the-lights)
 813
 814 ;;;--------------------------------------------------------------------------
 815 ;;; General fontification.
 816
 817 (defmacro mdw-define-face (name &rest body)
 818   "Define a face, and make sure it's actually set as the definition."
 819   (declare (indent 1)
 820            (debug 0))
 821   `(progn
 822      (make-face ',name)
 823      (defvar ,name ',name)
 824      (put ',name 'face-defface-spec ',body)
 825      (face-spec-set ',name ',body nil)))
 826
 827 (mdw-define-face default
 828   (((type w32)) :family "courier new" :height 85)
 829   (((type x)) :family "6x13" :foundry "trad" :height 130)
 830   (((type color)) :foreground "white" :background "black")
 831   (t nil))
 832 (mdw-define-face fixed-pitch
 833   (((type w32)) :family "courier new" :height 85)
 834   (((type x)) :family "6x13" :foundry "trad" :height 130)
 835   (t :foreground "white" :background "black"))
 836 (if (>= emacs-major-version 23)
 837     (mdw-define-face variable-pitch
 838       (((type x)) :family "sans" :height 100))
 839   (mdw-define-face variable-pitch
 840     (((type x)) :family "helvetica" :height 90)))
 841 (mdw-define-face region
 842   (((type tty) (class color)) :background "blue")
 843   (((type tty) (class mono)) :inverse-video t)
 844   (t :background "grey30"))
 845 (mdw-define-face minibuffer-prompt
 846   (t :weight bold))
 847 (mdw-define-face mode-line
 848   (((class color)) :foreground "blue" :background "yellow"
 849                    :box (:line-width 1 :style released-button))
 850   (t :inverse-video t))
 851 (mdw-define-face mode-line-inactive
 852   (((class color)) :foreground "yellow" :background "blue"
 853                    :box (:line-width 1 :style released-button))
 854   (t :inverse-video t))
 855 (mdw-define-face scroll-bar
 856   (t :foreground "black" :background "lightgrey"))
 857 (mdw-define-face fringe
 858   (t :foreground "yellow"))
 859 (mdw-define-face show-paren-match
 860   (((class color)) :background "darkgreen")
 861   (t :underline t))
 862 (mdw-define-face show-paren-mismatch
 863   (((class color)) :background "red")
 864   (t :inverse-video t))
 865 (mdw-define-face highlight
 866   (((type x) (class color)) :background "DarkSeaGreen4")
 867   (((type tty) (class color)) :background "cyan")
 868   (t :inverse-video t))
 869
 870 (mdw-define-face holiday-face
 871   (t :background "red"))
 872 (mdw-define-face calendar-today-face
 873   (t :foreground "yellow" :weight bold))
 874
 875 (mdw-define-face comint-highlight-prompt
 876   (t :weight bold))
 877 (mdw-define-face comint-highlight-input
 878   (t nil))
 879
 880 (mdw-define-face dired-directory
 881   (t :foreground "cyan" :weight bold))
 882 (mdw-define-face dired-symlink
 883   (t :foreground "cyan"))
 884 (mdw-define-face dired-perm-write
 885   (t nil))
 886
 887 (mdw-define-face trailing-whitespace
 888   (((class color)) :background "red")
 889   (t :inverse-video t))
 890 (mdw-define-face mdw-punct-face
 891   (((type tty)) :foreground "yellow") (t :foreground "burlywood2"))
 892 (mdw-define-face mdw-number-face
 893   (t :foreground "yellow"))
 894 (mdw-define-face font-lock-function-name-face
 895   (t :slant italic))
 896 (mdw-define-face font-lock-keyword-face
 897   (t :weight bold))
 898 (mdw-define-face font-lock-constant-face
 899   (t :slant italic))
 900 (mdw-define-face font-lock-builtin-face
 901   (t :weight bold))
 902 (mdw-define-face font-lock-type-face
 903   (t :weight bold :slant italic))
 904 (mdw-define-face font-lock-reference-face
 905   (t :weight bold))
 906 (mdw-define-face font-lock-variable-name-face
 907   (t :slant italic))
 908 (mdw-define-face font-lock-comment-delimiter-face
 909   (((class mono)) :weight bold)
 910   (((type tty) (class color)) :foreground "green")
 911   (t :slant italic :foreground "SeaGreen1"))
 912 (mdw-define-face font-lock-comment-face
 913   (((class mono)) :weight bold)
 914   (((type tty) (class color)) :foreground "green")
 915   (t :slant italic :foreground "SeaGreen1"))
 916 (mdw-define-face font-lock-string-face
 917   (((class mono)) :weight bold)
 918   (((class color)) :foreground "SkyBlue1"))
 919 (mdw-define-face message-separator
 920   (t :background "red" :foreground "white" :weight bold))
 921 (mdw-define-face message-cited-text
 922   (default :slant italic)
 923   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 924 (mdw-define-face message-header-cc
 925   (default :weight bold)
 926   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 927 (mdw-define-face message-header-newsgroups
 928   (default :weight bold)
 929   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 930 (mdw-define-face message-header-subject
 931   (default :weight bold)
 932   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 933 (mdw-define-face message-header-to
 934   (default :weight bold)
 935   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 936 (mdw-define-face message-header-xheader
 937   (default :weight bold)
 938   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 939 (mdw-define-face message-header-other
 940   (default :weight bold)
 941   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 942 (mdw-define-face message-header-name
 943   (((type tty)) :foreground "green") (t :foreground "SeaGreen1"))
 944 (mdw-define-face which-func
 945   (t nil))
 946
 947 (mdw-define-face diff-header
 948   (t nil))
 949 (mdw-define-face diff-index
 950   (t :weight bold))
 951 (mdw-define-face diff-file-header
 952   (t :weight bold))
 953 (mdw-define-face diff-hunk-header
 954   (t :foreground "SkyBlue1"))
 955 (mdw-define-face diff-function
 956   (t :foreground "SkyBlue1" :weight bold))
 957 (mdw-define-face diff-header
 958   (t :background "grey10"))
 959 (mdw-define-face diff-added
 960   (t :foreground "green"))
 961 (mdw-define-face diff-removed
 962   (t :foreground "red"))
 963 (mdw-define-face diff-context
 964   (t nil))
 965 (mdw-define-face diff-refine-change
 966   (((class color) (type x)) :background "RoyalBlue4")
 967   (t :underline t))
 968
 969 (mdw-define-face magit-diff-add
 970   (t :foreground "green"))
 971 (mdw-define-face magit-diff-del
 972   (t :foreground "red"))
 973 (mdw-define-face magit-diff-file-header
 974   (t :weight bold))
 975 (mdw-define-face magit-diff-hunk-header
 976   (t :foreground "SkyBlue1"))
 977
 978 (mdw-define-face erc-input-face
 979   (t :foreground "red"))
 980
 981 (mdw-define-face woman-bold
 982   (t :weight bold))
 983 (mdw-define-face woman-italic
 984   (t :slant italic))
 985
 986 (eval-after-load "rst"
 987   '(progn
 988      (mdw-define-face rst-level-1-face
 989        (t :foreground "SkyBlue1" :weight bold))
 990      (mdw-define-face rst-level-2-face
 991        (t :foreground "SeaGreen1" :weight bold))
 992      (mdw-define-face rst-level-3-face
 993        (t :weight bold))
 994      (mdw-define-face rst-level-4-face
 995        (t :slant italic))
 996      (mdw-define-face rst-level-5-face
 997        (t :underline t))
 998      (mdw-define-face rst-level-6-face
 999        ())))
1000
1001 (mdw-define-face p4-depot-added-face
1002   (t :foreground "green"))
1003 (mdw-define-face p4-depot-branch-op-face
1004   (t :foreground "yellow"))
1005 (mdw-define-face p4-depot-deleted-face
1006   (t :foreground "red"))
1007 (mdw-define-face p4-depot-unmapped-face
1008   (t :foreground "SkyBlue1"))
1009 (mdw-define-face p4-diff-change-face
1010   (t :foreground "yellow"))
1011 (mdw-define-face p4-diff-del-face
1012   (t :foreground "red"))
1013 (mdw-define-face p4-diff-file-face
1014   (t :foreground "SkyBlue1"))
1015 (mdw-define-face p4-diff-head-face
1016   (t :background "grey10"))
1017 (mdw-define-face p4-diff-ins-face
1018   (t :foreground "green"))
1019
1020 (mdw-define-face w3m-anchor-face
1021   (t :foreground "SkyBlue1" :underline t))
1022 (mdw-define-face w3m-arrived-anchor-face
1023   (t :foreground "SkyBlue1" :underline t))
1024
1025 (mdw-define-face whizzy-slice-face
1026   (t :background "grey10"))
1027 (mdw-define-face whizzy-error-face
1028   (t :background "darkred"))
1029
1030 ;; Ellipses used to indicate hidden text (and similar).
1031 (mdw-define-face mdw-ellipsis-face
1032   (((type tty)) :foreground "blue") (t :foreground "grey60"))
1033 (let ((dollar (make-glyph-code ?$ 'mdw-ellipsis-face))
1034       (backslash (make-glyph-code ?\ 'mdw-ellipsis-face))
1035       (dot (make-glyph-code ?. 'mdw-ellipsis-face))
1036       (bar (make-glyph-code ?| mdw-ellipsis-face)))
1037   (set-display-table-slot standard-display-table 0 dollar)
1038   (set-display-table-slot standard-display-table 1 backslash)
1039   (set-display-table-slot standard-display-table 4
1040                           (vector dot dot dot))
1041   (set-display-table-slot standard-display-table 5 bar))
1042
1043 ;;;--------------------------------------------------------------------------
1044 ;;; C programming configuration.
1045
1046 ;; Linux kernel hacking.
1047
1048 (defvar linux-c-mode-hook)
1049
1050 (defun linux-c-mode ()
1051   (interactive)
1052   (c-mode)
1053   (setq major-mode 'linux-c-mode)
1054   (setq mode-name "Linux C")
1055   (run-hooks 'linux-c-mode-hook))
1056
1057 ;; Make C indentation nice.
1058
1059 (defun mdw-c-lineup-arglist (langelem)
1060   "Hack for DWIMmery in c-lineup-arglist."
1061   (if (save-excursion
1062         (c-block-in-arglist-dwim (c-langelem-2nd-pos c-syntactic-element)))
1063       0
1064     (c-lineup-arglist langelem)))
1065
1066 (defun mdw-c-indent-extern-mumble (langelem)
1067   "Indent `extern \"...\" {' lines."
1068   (save-excursion
1069     (back-to-indentation)
1070     (if (looking-at
1071          "\\s-*\\<extern\\>\\s-*\"\\([^\\\\\"]+\\|\\.\\)*\"\\s-*{")
1072         c-basic-offset
1073       nil)))
1074
1075 (defun mdw-c-style ()
1076   (c-add-style "[mdw] C and C++ style"
1077                '((c-basic-offset . 2)
1078                  (comment-column . 40)
1079                  (c-class-key . "class")
1080                  (c-backslash-column . 72)
1081                  (c-offsets-alist
1082                   (substatement-open . (add 0 c-indent-one-line-block))
1083                   (defun-open . (add 0 c-indent-one-line-block))
1084                   (arglist-cont-nonempty . mdw-c-lineup-arglist)
1085                   (topmost-intro . mdw-c-indent-extern-mumble)
1086                   (cpp-define-intro . 0)
1087                   (knr-argdecl . 0)
1088                   (inextern-lang . [0])
1089                   (label . 0)
1090                   (case-label . +)
1091                   (access-label . -)
1092                   (inclass . +)
1093                   (inline-open . ++)
1094                   (statement-cont . +)
1095                   (statement-case-intro . +)))
1096                t))
1097
1098 (defvar mdw-c-comment-fill-prefix
1099   `((,(concat "\\([ \t]*/?\\)"
1100               "\\(\*\\|//]\\)"
1101               "\\([ \t]*\\)"
1102               "\\([A-Za-z]+:[ \t]*\\)?"
1103               mdw-hanging-indents)
1104      (pad . 1) (match . 2) (pad . 3) (pad . 4) (pad . 5)))
1105   "Fill prefix matching C comments (both kinds).")
1106
1107 (defun mdw-fontify-c-and-c++ ()
1108
1109   ;; Fiddle with some syntax codes.
1110   (modify-syntax-entry ?* ". 23")
1111   (modify-syntax-entry ?/ ". 124b")
1112   (modify-syntax-entry ?\n "> b")
1113
1114   ;; Other stuff.
1115   (mdw-c-style)
1116   (setq c-hanging-comment-ender-p nil)
1117   (setq c-backslash-column 72)
1118   (setq c-label-minimum-indentation 0)
1119   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1120
1121   ;; Now define things to be fontified.
1122   (make-local-variable 'font-lock-keywords)
1123   (let ((c-keywords
1124          (mdw-regexps "and"             ;C++
1125                       "and_eq"          ;C++
1126                       "asm"             ;K&R, GCC
1127                       "auto"            ;K&R, C89
1128                       "bitand"          ;C++
1129                       "bitor"           ;C++
1130                       "bool"            ;C++, C9X macro
1131                       "break"           ;K&R, C89
1132                       "case"            ;K&R, C89
1133                       "catch"           ;C++
1134                       "char"            ;K&R, C89
1135                       "class"           ;C++
1136                       "complex"         ;C9X macro, C++ template type
1137                       "compl"           ;C++
1138                       "const"           ;C89
1139                       "const_cast"      ;C++
1140                       "continue"        ;K&R, C89
1141                       "defined"         ;C89 preprocessor
1142                       "default"         ;K&R, C89
1143                       "delete"          ;C++
1144                       "do"              ;K&R, C89
1145                       "double"          ;K&R, C89
1146                       "dynamic_cast"    ;C++
1147                       "else"            ;K&R, C89
1148                       ;; "entry"        ;K&R -- never used
1149                       "enum"            ;C89
1150                       "explicit"        ;C++
1151                       "export"          ;C++
1152                       "extern"          ;K&R, C89
1153                       "false"           ;C++, C9X macro
1154                       "float"           ;K&R, C89
1155                       "for"             ;K&R, C89
1156                       ;; "fortran"      ;K&R
1157                       "friend"          ;C++
1158                       "goto"            ;K&R, C89
1159                       "if"              ;K&R, C89
1160                       "imaginary"       ;C9X macro
1161                       "inline"          ;C++, C9X, GCC
1162                       "int"             ;K&R, C89
1163                       "long"            ;K&R, C89
1164                       "mutable"         ;C++
1165                       "namespace"       ;C++
1166                       "new"             ;C++
1167                       "operator"        ;C++
1168                       "or"              ;C++
1169                       "or_eq"           ;C++
1170                       "private"         ;C++
1171                       "protected"       ;C++
1172                       "public"          ;C++
1173                       "register"        ;K&R, C89
1174                       "reinterpret_cast" ;C++
1175                       "restrict"         ;C9X
1176                       "return"           ;K&R, C89
1177                       "short"            ;K&R, C89
1178                       "signed"           ;C89
1179                       "sizeof"           ;K&R, C89
1180                       "static"           ;K&R, C89
1181                       "static_cast"      ;C++
1182                       "struct"           ;K&R, C89
1183                       "switch"           ;K&R, C89
1184                       "template"         ;C++
1185                       "this"             ;C++
1186                       "throw"            ;C++
1187                       "true"             ;C++, C9X macro
1188                       "try"              ;C++
1189                       "this"             ;C++
1190                       "typedef"          ;C89
1191                       "typeid"           ;C++
1192                       "typeof"           ;GCC
1193                       "typename"         ;C++
1194                       "union"            ;K&R, C89
1195                       "unsigned"         ;K&R, C89
1196                       "using"            ;C++
1197                       "virtual"          ;C++
1198                       "void"             ;C89
1199                       "volatile"         ;C89
1200                       "wchar_t"          ;C++, C89 library type
1201                       "while"            ;K&R, C89
1202                       "xor"              ;C++
1203                       "xor_eq"           ;C++
1204                       "_Bool"            ;C9X
1205                       "_Complex"         ;C9X
1206                       "_Imaginary"       ;C9X
1207                       "_Pragma"          ;C9X preprocessor
1208                       "__alignof__"      ;GCC
1209                       "__asm__"          ;GCC
1210                       "__attribute__"    ;GCC
1211                       "__complex__"      ;GCC
1212                       "__const__"        ;GCC
1213                       "__extension__"    ;GCC
1214                       "__imag__"         ;GCC
1215                       "__inline__"       ;GCC
1216                       "__label__"        ;GCC
1217                       "__real__"         ;GCC
1218                       "__signed__"       ;GCC
1219                       "__typeof__"       ;GCC
1220                       "__volatile__"     ;GCC
1221                       ))
1222         (preprocessor-keywords
1223          (mdw-regexps "assert" "define" "elif" "else" "endif" "error"
1224                       "ident" "if" "ifdef" "ifndef" "import" "include"
1225                       "line" "pragma" "unassert" "undef" "warning"))
1226         (objc-keywords
1227          (mdw-regexps "class" "defs" "encode" "end" "implementation"
1228                       "interface" "private" "protected" "protocol" "public"
1229                       "selector")))
1230
1231     (setq font-lock-keywords
1232           (list
1233
1234            ;; Fontify include files as strings.
1235            (list (concat "^[ \t]*\\#[ \t]*"
1236                          "\\(include\\|import\\)"
1237                          "[ \t]*\\(<[^>]+\\(>\\|\\)\\)")
1238                  '(2 font-lock-string-face))
1239
1240            ;; Preprocessor directives are `references'?.
1241            (list (concat "^\\([ \t]*#[ \t]*\\(\\("
1242                          preprocessor-keywords
1243                          "\\)\\>\\|[0-9]+\\|$\\)\\)")
1244                  '(1 font-lock-keyword-face))
1245
1246            ;; Handle the keywords defined above.
1247            (list (concat "@\\<\\(" objc-keywords "\\)\\>")
1248                  '(0 font-lock-keyword-face))
1249
1250            (list (concat "\\<\\(" c-keywords "\\)\\>")
1251                  '(0 font-lock-keyword-face))
1252
1253            ;; Handle numbers too.
1254            ;;
1255            ;; This looks strange, I know.  It corresponds to the
1256            ;; preprocessor's idea of what a number looks like, rather than
1257            ;; anything sensible.
1258            (list (concat "\\(\\<[0-9]\\|\\.[0-9]\\)"
1259                          "\\([Ee][+-]\\|[0-9A-Za-z_.]\\)*")
1260                  '(0 mdw-number-face))
1261
1262            ;; And anything else is punctuation.
1263            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1264                  '(0 mdw-punct-face))))
1265
1266     (mdw-post-config-mode-hack)))
1267
1268 ;;;--------------------------------------------------------------------------
1269 ;;; AP calc mode.
1270
1271 (defun apcalc-mode ()
1272   (interactive)
1273   (c-mode)
1274   (setq major-mode 'apcalc-mode)
1275   (setq mode-name "AP Calc")
1276   (run-hooks 'apcalc-mode-hook))
1277
1278 (defun mdw-fontify-apcalc ()
1279
1280   ;; Fiddle with some syntax codes.
1281   (modify-syntax-entry ?* ". 23")
1282   (modify-syntax-entry ?/ ". 14")
1283
1284   ;; Other stuff.
1285   (mdw-c-style)
1286   (setq c-hanging-comment-ender-p nil)
1287   (setq c-backslash-column 72)
1288   (setq comment-start "/* ")
1289   (setq comment-end " */")
1290   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1291
1292   ;; Now define things to be fontified.
1293   (make-local-variable 'font-lock-keywords)
1294   (let ((c-keywords
1295          (mdw-regexps "break" "case" "cd" "continue" "define" "default"
1296                       "do" "else" "exit" "for" "global" "goto" "help" "if"
1297                       "local" "mat" "obj" "print" "quit" "read" "return"
1298                       "show" "static" "switch" "while" "write")))
1299
1300     (setq font-lock-keywords
1301           (list
1302
1303            ;; Handle the keywords defined above.
1304            (list (concat "\\<\\(" c-keywords "\\)\\>")
1305                  '(0 font-lock-keyword-face))
1306
1307            ;; Handle numbers too.
1308            ;;
1309            ;; This looks strange, I know.  It corresponds to the
1310            ;; preprocessor's idea of what a number looks like, rather than
1311            ;; anything sensible.
1312            (list (concat "\\(\\<[0-9]\\|\\.[0-9]\\)"
1313                          "\\([Ee][+-]\\|[0-9A-Za-z_.]\\)*")
1314                  '(0 mdw-number-face))
1315
1316            ;; And anything else is punctuation.
1317            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1318                  '(0 mdw-punct-face)))))
1319
1320   (mdw-post-config-mode-hack))
1321
1322 ;;;--------------------------------------------------------------------------
1323 ;;; Java programming configuration.
1324
1325 ;; Make indentation nice.
1326
1327 (defun mdw-java-style ()
1328   (c-add-style "[mdw] Java style"
1329                '((c-basic-offset . 2)
1330                  (c-offsets-alist (substatement-open . 0)
1331                                   (label . +)
1332                                   (case-label . +)
1333                                   (access-label . 0)
1334                                   (inclass . +)
1335                                   (statement-case-intro . +)))
1336                t))
1337
1338 ;; Declare Java fontification style.
1339
1340 (defun mdw-fontify-java ()
1341
1342   ;; Other stuff.
1343   (mdw-java-style)
1344   (setq c-hanging-comment-ender-p nil)
1345   (setq c-backslash-column 72)
1346   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1347
1348   ;; Now define things to be fontified.
1349   (make-local-variable 'font-lock-keywords)
1350   (let ((java-keywords
1351          (mdw-regexps "abstract" "boolean" "break" "byte" "case" "catch"
1352                       "char" "class" "const" "continue" "default" "do"
1353                       "double" "else" "extends" "final" "finally" "float"
1354                       "for" "goto" "if" "implements" "import" "instanceof"
1355                       "int" "interface" "long" "native" "new" "package"
1356                       "private" "protected" "public" "return" "short"
1357                       "static" "super" "switch" "synchronized" "this"
1358                       "throw" "throws" "transient" "try" "void" "volatile"
1359                       "while"
1360
1361                       "false" "null" "true")))
1362
1363     (setq font-lock-keywords
1364           (list
1365
1366            ;; Handle the keywords defined above.
1367            (list (concat "\\<\\(" java-keywords "\\)\\>")
1368                  '(0 font-lock-keyword-face))
1369
1370            ;; Handle numbers too.
1371            ;;
1372            ;; The following isn't quite right, but it's close enough.
1373            (list (concat "\\<\\("
1374                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1375                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1376                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1377                          "[lLfFdD]?")
1378                  '(0 mdw-number-face))
1379
1380            ;; And anything else is punctuation.
1381            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1382                  '(0 mdw-punct-face)))))
1383
1384   (mdw-post-config-mode-hack))
1385
1386 ;;;--------------------------------------------------------------------------
1387 ;;; Javascript programming configuration.
1388
1389 (defun mdw-javascript-style ()
1390   (setq js-indent-level 2)
1391   (setq js-expr-indent-offset 0))
1392
1393 (defun mdw-fontify-javascript ()
1394
1395   ;; Other stuff.
1396   (mdw-javascript-style)
1397   (setq js-auto-indent-flag t)
1398
1399   ;; Now define things to be fontified.
1400   (make-local-variable 'font-lock-keywords)
1401   (let ((javascript-keywords
1402          (mdw-regexps "abstract" "boolean" "break" "byte" "case" "catch"
1403                       "char" "class" "const" "continue" "debugger" "default"
1404                       "delete" "do" "double" "else" "enum" "export" "extends"
1405                       "final" "finally" "float" "for" "function" "goto" "if"
1406                       "implements" "import" "in" "instanceof" "int"
1407                       "interface" "let" "long" "native" "new" "package"
1408                       "private" "protected" "public" "return" "short"
1409                       "static" "super" "switch" "synchronized" "throw"
1410                       "throws" "transient" "try" "typeof" "var" "void"
1411                       "volatile" "while" "with" "yield"
1412
1413                       "boolean" "byte" "char" "double" "float" "int" "long"
1414                       "short" "void"))
1415         (javascript-constants
1416          (mdw-regexps "false" "null" "undefined" "Infinity" "NaN" "true"
1417                       "arguments" "this")))
1418
1419     (setq font-lock-keywords
1420           (list
1421
1422            ;; Handle the keywords defined above.
1423            (list (concat "\\<\\(" javascript-keywords "\\)\\>")
1424                  '(0 font-lock-keyword-face))
1425
1426            ;; Handle the predefined constants defined above.
1427            (list (concat "\\<\\(" javascript-constants "\\)\\>")
1428                  '(0 font-lock-variable-name-face))
1429
1430            ;; Handle numbers too.
1431            ;;
1432            ;; The following isn't quite right, but it's close enough.
1433            (list (concat "\\<\\("
1434                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1435                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1436                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1437                          "[lLfFdD]?")
1438                  '(0 mdw-number-face))
1439
1440            ;; And anything else is punctuation.
1441            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1442                  '(0 mdw-punct-face)))))
1443
1444   (mdw-post-config-mode-hack))
1445
1446 ;;;--------------------------------------------------------------------------
1447 ;;; C# programming configuration.
1448
1449 ;; Make indentation nice.
1450
1451 (defun mdw-csharp-style ()
1452   (c-add-style "[mdw] C# style"
1453                '((c-basic-offset . 2)
1454                  (c-offsets-alist (substatement-open . 0)
1455                                   (label . 0)
1456                                   (case-label . +)
1457                                   (access-label . 0)
1458                                   (inclass . +)
1459                                   (statement-case-intro . +)))
1460                t))
1461
1462 ;; Declare C# fontification style.
1463
1464 (defun mdw-fontify-csharp ()
1465
1466   ;; Other stuff.
1467   (mdw-csharp-style)
1468   (setq c-hanging-comment-ender-p nil)
1469   (setq c-backslash-column 72)
1470   (setq mdw-fill-prefix mdw-c-comment-fill-prefix)
1471
1472   ;; Now define things to be fontified.
1473   (make-local-variable 'font-lock-keywords)
1474   (let ((csharp-keywords
1475          (mdw-regexps "abstract" "as" "base" "bool" "break"
1476                       "byte" "case" "catch" "char" "checked"
1477                       "class" "const" "continue" "decimal" "default"
1478                       "delegate" "do" "double" "else" "enum"
1479                       "event" "explicit" "extern" "false" "finally"
1480                       "fixed" "float" "for" "foreach" "goto"
1481                       "if" "implicit" "in" "int" "interface"
1482                       "internal" "is" "lock" "long" "namespace"
1483                       "new" "null" "object" "operator" "out"
1484                       "override" "params" "private" "protected" "public"
1485                       "readonly" "ref" "return" "sbyte" "sealed"
1486                       "short" "sizeof" "stackalloc" "static" "string"
1487                       "struct" "switch" "this" "throw" "true"
1488                       "try" "typeof" "uint" "ulong" "unchecked"
1489                       "unsafe" "ushort" "using" "virtual" "void"
1490                       "volatile" "while" "yield")))
1491
1492     (setq font-lock-keywords
1493           (list
1494
1495            ;; Handle the keywords defined above.
1496            (list (concat "\\<\\(" csharp-keywords "\\)\\>")
1497                  '(0 font-lock-keyword-face))
1498
1499            ;; Handle numbers too.
1500            ;;
1501            ;; The following isn't quite right, but it's close enough.
1502            (list (concat "\\<\\("
1503                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1504                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1505                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1506                          "[lLfFdD]?")
1507                  '(0 mdw-number-face))
1508
1509            ;; And anything else is punctuation.
1510            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1511                  '(0 mdw-punct-face)))))
1512
1513   (mdw-post-config-mode-hack))
1514
1515 (define-derived-mode csharp-mode java-mode "C#"
1516   "Major mode for editing C# code.")
1517
1518 ;;;--------------------------------------------------------------------------
1519 ;;; Go programming configuration.
1520
1521 (defun mdw-fontify-go ()
1522
1523   (make-local-variable 'font-lock-keywords)
1524   (let ((go-keywords
1525          (mdw-regexps "break" "case" "chan" "const" "continue"
1526                       "default" "defer" "else" "fallthrough" "for"
1527                       "func" "go" "goto" "if" "import"
1528                       "interface" "map" "package" "range" "return"
1529                       "select" "struct" "switch" "type" "var")))
1530
1531     (setq font-lock-keywords
1532           (list
1533
1534            ;; Handle the keywords defined above.
1535            (list (concat "\\<\\(" go-keywords "\\)\\>")
1536                  '(0 font-lock-keyword-face))
1537
1538            ;; Handle numbers too.
1539            ;;
1540            ;; The following isn't quite right, but it's close enough.
1541            (list (concat "\\<\\("
1542                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1543                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1544                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)")
1545                  '(0 mdw-number-face))
1546
1547            ;; And anything else is punctuation.
1548            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1549                  '(0 mdw-punct-face)))))
1550
1551   (mdw-post-config-mode-hack))
1552
1553 ;;;--------------------------------------------------------------------------
1554 ;;; Awk programming configuration.
1555
1556 ;; Make Awk indentation nice.
1557
1558 (defun mdw-awk-style ()
1559   (c-add-style "[mdw] Awk style"
1560                '((c-basic-offset . 2)
1561                  (c-offsets-alist (substatement-open . 0)
1562                                   (statement-cont . 0)
1563                                   (statement-case-intro . +)))
1564                t))
1565
1566 ;; Declare Awk fontification style.
1567
1568 (defun mdw-fontify-awk ()
1569
1570   ;; Miscellaneous fiddling.
1571   (mdw-awk-style)
1572   (setq c-backslash-column 72)
1573   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
1574
1575   ;; Now define things to be fontified.
1576   (make-local-variable 'font-lock-keywords)
1577   (let ((c-keywords
1578          (mdw-regexps "BEGIN" "END" "ARGC" "ARGIND" "ARGV" "CONVFMT"
1579                       "ENVIRON" "ERRNO" "FIELDWIDTHS" "FILENAME" "FNR"
1580                       "FS" "IGNORECASE" "NF" "NR" "OFMT" "OFS" "ORS" "RS"
1581                       "RSTART" "RLENGTH" "RT"   "SUBSEP"
1582                       "atan2" "break" "close" "continue" "cos" "delete"
1583                       "do" "else" "exit" "exp" "fflush" "file" "for" "func"
1584                       "function" "gensub" "getline" "gsub" "if" "in"
1585                       "index" "int" "length" "log" "match" "next" "rand"
1586                       "return" "print" "printf" "sin" "split" "sprintf"
1587                       "sqrt" "srand" "strftime" "sub" "substr" "system"
1588                       "systime" "tolower" "toupper" "while")))
1589
1590     (setq font-lock-keywords
1591           (list
1592
1593            ;; Handle the keywords defined above.
1594            (list (concat "\\<\\(" c-keywords "\\)\\>")
1595                  '(0 font-lock-keyword-face))
1596
1597            ;; Handle numbers too.
1598            ;;
1599            ;; The following isn't quite right, but it's close enough.
1600            (list (concat "\\<\\("
1601                          "0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
1602                          "[0-9]+\\(\\.[0-9]*\\|\\)"
1603                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)\\)"
1604                          "[uUlL]*")
1605                  '(0 mdw-number-face))
1606
1607            ;; And anything else is punctuation.
1608            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1609                  '(0 mdw-punct-face)))))
1610
1611   (mdw-post-config-mode-hack))
1612
1613 ;;;--------------------------------------------------------------------------
1614 ;;; Perl programming style.
1615
1616 ;; Perl indentation style.
1617
1618 (fset 'perl-mode 'cperl-mode)
1619 (setq cperl-indent-level 2)
1620 (setq cperl-continued-statement-offset 2)
1621 (setq cperl-continued-brace-offset 0)
1622 (setq cperl-brace-offset -2)
1623 (setq cperl-brace-imaginary-offset 0)
1624 (setq cperl-label-offset 0)
1625
1626 ;; Define perl fontification style.
1627
1628 (defun mdw-fontify-perl ()
1629
1630   ;; Miscellaneous fiddling.
1631   (modify-syntax-entry ?$ "\\")
1632   (modify-syntax-entry ?$ "\\" font-lock-syntax-table)
1633   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
1634
1635   ;; Now define fontification things.
1636   (make-local-variable 'font-lock-keywords)
1637   (let ((perl-keywords
1638          (mdw-regexps "and" "break" "cmp" "continue" "do" "else" "elsif" "eq"
1639                       "for" "foreach" "ge" "given" "gt" "goto" "if"
1640                       "last" "le" "lt" "local" "my" "ne" "next" "or"
1641                       "our" "package" "redo" "require" "return" "sub"
1642                       "undef" "unless" "until" "use" "when" "while")))
1643
1644     (setq font-lock-keywords
1645           (list
1646
1647            ;; Set up the keywords defined above.
1648            (list (concat "\\<\\(" perl-keywords "\\)\\>")
1649                  '(0 font-lock-keyword-face))
1650
1651            ;; At least numbers are simpler than C.
1652            (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
1653                          "\\<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
1654                          "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
1655                  '(0 mdw-number-face))
1656
1657            ;; And anything else is punctuation.
1658            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1659                  '(0 mdw-punct-face)))))
1660
1661   (mdw-post-config-mode-hack))
1662
1663 (defun perl-number-tests (&optional arg)
1664   "Assign consecutive numbers to lines containing `#t'.  With ARG,
1665 strip numbers instead."
1666   (interactive "P")
1667   (save-excursion
1668     (goto-char (point-min))
1669     (let ((i 0) (fmt (if arg "" " %4d")))
1670       (while (search-forward "#t" nil t)
1671         (delete-region (point) (line-end-position))
1672         (setq i (1+ i))
1673         (insert (format fmt i)))
1674       (goto-char (point-min))
1675       (if (re-search-forward "\\(tests\\s-*=>\\s-*\\)\\w*" nil t)
1676           (replace-match (format "\\1%d" i))))))
1677
1678 ;;;--------------------------------------------------------------------------
1679 ;;; Python programming style.
1680
1681 (defun mdw-fontify-pythonic (keywords)
1682
1683   ;; Miscellaneous fiddling.
1684   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
1685   (setq indent-tabs-mode nil)
1686
1687   ;; Now define fontification things.
1688   (make-local-variable 'font-lock-keywords)
1689   (setq font-lock-keywords
1690         (list
1691
1692          ;; Set up the keywords defined above.
1693          (list (concat "\\_<\\(" keywords "\\)\\_>")
1694                '(0 font-lock-keyword-face))
1695
1696          ;; At least numbers are simpler than C.
1697          (list (concat "\\_<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
1698                        "\\_<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
1699                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|[lL]\\|\\)")
1700                '(0 mdw-number-face))
1701
1702          ;; And anything else is punctuation.
1703          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1704                '(0 mdw-punct-face))))
1705
1706   (mdw-post-config-mode-hack))
1707
1708 ;; Define Python fontification styles.
1709
1710 (defun mdw-fontify-python ()
1711   (mdw-fontify-pythonic
1712    (mdw-regexps "and" "as" "assert" "break" "class" "continue" "def"
1713                 "del" "elif" "else" "except" "exec" "finally" "for"
1714                 "from" "global" "if" "import" "in" "is" "lambda"
1715                 "not" "or" "pass" "print" "raise" "return" "try"
1716                 "while" "with" "yield")))
1717
1718 (defun mdw-fontify-pyrex ()
1719   (mdw-fontify-pythonic
1720    (mdw-regexps "and" "as" "assert" "break" "cdef" "class" "continue"
1721                 "ctypedef" "def" "del" "elif" "else" "except" "exec"
1722                 "extern" "finally" "for" "from" "global" "if"
1723                 "import" "in" "is" "lambda" "not" "or" "pass" "print"
1724                 "raise" "return" "struct" "try" "while" "with"
1725                 "yield")))
1726
1727 ;;;--------------------------------------------------------------------------
1728 ;;; Icon programming style.
1729
1730 ;; Icon indentation style.
1731
1732 (setq icon-brace-offset 0
1733       icon-continued-brace-offset 0
1734       icon-continued-statement-offset 2
1735       icon-indent-level 2)
1736
1737 ;; Define Icon fontification style.
1738
1739 (defun mdw-fontify-icon ()
1740
1741   ;; Miscellaneous fiddling.
1742   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
1743
1744   ;; Now define fontification things.
1745   (make-local-variable 'font-lock-keywords)
1746   (let ((icon-keywords
1747          (mdw-regexps "break" "by" "case" "create" "default" "do" "else"
1748                       "end" "every" "fail" "global" "if" "initial"
1749                       "invocable" "link" "local" "next" "not" "of"
1750                       "procedure" "record" "repeat" "return" "static"
1751                       "suspend" "then" "to" "until" "while"))
1752         (preprocessor-keywords
1753          (mdw-regexps "define" "else" "endif" "error" "ifdef" "ifndef"
1754                       "include" "line" "undef")))
1755     (setq font-lock-keywords
1756           (list
1757
1758            ;; Set up the keywords defined above.
1759            (list (concat "\\<\\(" icon-keywords "\\)\\>")
1760                  '(0 font-lock-keyword-face))
1761
1762            ;; The things that Icon calls keywords.
1763            (list "&\\sw+\\>" '(0 font-lock-variable-name-face))
1764
1765            ;; At least numbers are simpler than C.
1766            (list (concat "\\<[0-9]+"
1767                          "\\([rR][0-9a-zA-Z]+\\|"
1768                          "\\.[0-9]+\\([eE][+-]?[0-9]+\\)?\\)\\>\\|"
1769                          "\\.[0-9]+\\([eE][+-]?[0-9]+\\)?\\>")
1770                  '(0 mdw-number-face))
1771
1772            ;; Preprocessor.
1773            (list (concat "^[ \t]*$[ \t]*\\<\\("
1774                          preprocessor-keywords
1775                          "\\)\\>")
1776                  '(0 font-lock-keyword-face))
1777
1778            ;; And anything else is punctuation.
1779            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1780                  '(0 mdw-punct-face)))))
1781
1782   (mdw-post-config-mode-hack))
1783
1784 ;;;--------------------------------------------------------------------------
1785 ;;; ARM assembler programming configuration.
1786
1787 ;; There doesn't appear to be an Emacs mode for this yet.
1788 ;;
1789 ;; Better do something about that, I suppose.
1790
1791 (defvar arm-assembler-mode-map nil)
1792 (defvar arm-assembler-abbrev-table nil)
1793 (defvar arm-assembler-mode-syntax-table (make-syntax-table))
1794
1795 (or arm-assembler-mode-map
1796     (progn
1797       (setq arm-assembler-mode-map (make-sparse-keymap))
1798       (define-key arm-assembler-mode-map "\C-m" 'arm-assembler-newline)
1799       (define-key arm-assembler-mode-map [C-return] 'newline)
1800       (define-key arm-assembler-mode-map "\t" 'tab-to-tab-stop)))
1801
1802 (defun arm-assembler-mode ()
1803   "Major mode for ARM assembler programs"
1804   (interactive)
1805
1806   ;; Do standard major mode things.
1807   (kill-all-local-variables)
1808   (use-local-map arm-assembler-mode-map)
1809   (setq local-abbrev-table arm-assembler-abbrev-table)
1810   (setq major-mode 'arm-assembler-mode)
1811   (setq mode-name "ARM assembler")
1812
1813   ;; Set up syntax table.
1814   (set-syntax-table arm-assembler-mode-syntax-table)
1815   (modify-syntax-entry ?;   ; Nasty hack
1816                        "<" arm-assembler-mode-syntax-table)
1817   (modify-syntax-entry ?\n ">" arm-assembler-mode-syntax-table)
1818   (modify-syntax-entry ?_ "_" arm-assembler-mode-syntax-table)
1819   (modify-syntax-entry ?' "\"'" arm-assembler-mode-syntax-table)
1820
1821   (make-local-variable 'comment-start)
1822   (setq comment-start ";")
1823   (make-local-variable 'comment-end)
1824   (setq comment-end "")
1825   (make-local-variable 'comment-column)
1826   (setq comment-column 48)
1827   (make-local-variable 'comment-start-skip)
1828   (setq comment-start-skip ";+[ \t]*")
1829
1830   ;; Play with indentation.
1831   (make-local-variable 'indent-line-function)
1832   (setq indent-line-function 'indent-relative-maybe)
1833
1834   ;; Set fill prefix.
1835   (mdw-standard-fill-prefix "\\([ \t]*;+[ \t]*\\)")
1836
1837   ;; Fiddle with fontification.
1838   (make-local-variable 'font-lock-keywords)
1839   (setq font-lock-keywords
1840         (list
1841
1842          ;; Handle numbers too.
1843          ;;
1844          ;; The following isn't quite right, but it's close enough.
1845          (list (concat "\\("
1846                        "&[0-9a-fA-F]+\\|"
1847                        "\\<[0-9]+\\(\\.[0-9]*\\|_[0-9a-zA-Z]+\\|\\)"
1848                        "\\)")
1849                '(0 mdw-number-face))
1850
1851          ;; Do something about operators.
1852          (list "^[^ \t]*[ \t]+\\(GET\\|LNK\\)[ \t]+\\([^;\n]*\\)"
1853                '(1 font-lock-keyword-face)
1854                '(2 font-lock-string-face))
1855          (list ":[a-zA-Z]+:"
1856                '(0 font-lock-keyword-face))
1857
1858          ;; Do menemonics and directives.
1859          (list "^[^ \t]*[ \t]+\\([a-zA-Z]+\\)"
1860                '(1 font-lock-keyword-face))
1861
1862          ;; And anything else is punctuation.
1863          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1864                '(0 mdw-punct-face)))
1865
1866   (mdw-post-config-mode-hack))
1867   (run-hooks 'arm-assembler-mode-hook))
1868
1869 ;;;--------------------------------------------------------------------------
1870 ;;; Assembler mode.
1871
1872 (defun mdw-fontify-asm ()
1873   (modify-syntax-entry ?' "\"")
1874   (modify-syntax-entry ?. "w")
1875   (setf fill-prefix nil)
1876   (mdw-standard-fill-prefix "\\([ \t]*;+[ \t]*\\)"))
1877
1878 ;;;--------------------------------------------------------------------------
1879 ;;; TCL configuration.
1880
1881 (defun mdw-fontify-tcl ()
1882   (mapcar #'(lambda (ch) (modify-syntax-entry ch ".")) '(?$))
1883   (mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
1884   (make-local-variable 'font-lock-keywords)
1885   (setq font-lock-keywords
1886         (list
1887          (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
1888                        "\\<[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
1889                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
1890                '(0 mdw-number-face))
1891          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1892                '(0 mdw-punct-face))))
1893   (mdw-post-config-mode-hack))
1894
1895 ;;;--------------------------------------------------------------------------
1896 ;;; REXX configuration.
1897
1898 (defun mdw-rexx-electric-* ()
1899   (interactive)
1900   (insert ?*)
1901   (rexx-indent-line))
1902
1903 (defun mdw-rexx-indent-newline-indent ()
1904   (interactive)
1905   (rexx-indent-line)
1906   (if abbrev-mode (expand-abbrev))
1907   (newline-and-indent))
1908
1909 (defun mdw-fontify-rexx ()
1910
1911   ;; Various bits of fiddling.
1912   (setq mdw-auto-indent nil)
1913   (local-set-key [?\C-m] 'mdw-rexx-indent-newline-indent)
1914   (local-set-key [?*] 'mdw-rexx-electric-*)
1915   (mapcar #'(lambda (ch) (modify-syntax-entry ch "w"))
1916           '(?! ?? ?# ?@ ?$))
1917   (mdw-standard-fill-prefix "\\([ \t]*/?\*[ \t]*\\)")
1918
1919   ;; Set up keywords and things for fontification.
1920   (make-local-variable 'font-lock-keywords-case-fold-search)
1921   (setq font-lock-keywords-case-fold-search t)
1922
1923   (setq rexx-indent 2)
1924   (setq rexx-end-indent rexx-indent)
1925   (setq rexx-cont-indent rexx-indent)
1926
1927   (make-local-variable 'font-lock-keywords)
1928   (let ((rexx-keywords
1929          (mdw-regexps "address" "arg" "by" "call" "digits" "do" "drop"
1930                       "else" "end" "engineering" "exit" "expose" "for"
1931                       "forever" "form" "fuzz" "if" "interpret" "iterate"
1932                       "leave" "linein" "name" "nop" "numeric" "off" "on"
1933                       "options" "otherwise" "parse" "procedure" "pull"
1934                       "push" "queue" "return" "say" "select" "signal"
1935                       "scientific" "source" "then" "trace" "to" "until"
1936                       "upper" "value" "var" "version" "when" "while"
1937                       "with"
1938
1939                       "abbrev" "abs" "bitand" "bitor" "bitxor" "b2x"
1940                       "center" "center" "charin" "charout" "chars"
1941                       "compare" "condition" "copies" "c2d" "c2x"
1942                       "datatype" "date" "delstr" "delword" "d2c" "d2x"
1943                       "errortext" "format" "fuzz" "insert" "lastpos"
1944                       "left" "length" "lineout" "lines" "max" "min"
1945                       "overlay" "pos" "queued" "random" "reverse" "right"
1946                       "sign" "sourceline" "space" "stream" "strip"
1947                       "substr" "subword" "symbol" "time" "translate"
1948                       "trunc" "value" "verify" "word" "wordindex"
1949                       "wordlength" "wordpos" "words" "xrange" "x2b" "x2c"
1950                       "x2d")))
1951
1952     (setq font-lock-keywords
1953           (list
1954
1955            ;; Set up the keywords defined above.
1956            (list (concat "\\<\\(" rexx-keywords "\\)\\>")
1957                  '(0 font-lock-keyword-face))
1958
1959            ;; Fontify all symbols the same way.
1960            (list (concat "\\<\\([0-9.][A-Za-z0-9.!?_#@$]*[Ee][+-]?[0-9]+\\|"
1961                          "[A-Za-z0-9.!?_#@$]+\\)")
1962                  '(0 font-lock-variable-name-face))
1963
1964            ;; And everything else is punctuation.
1965            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
1966                  '(0 mdw-punct-face)))))
1967
1968   (mdw-post-config-mode-hack))
1969
1970 ;;;--------------------------------------------------------------------------
1971 ;;; Standard ML programming style.
1972
1973 (defun mdw-fontify-sml ()
1974
1975   ;; Make underscore an honorary letter.
1976   (modify-syntax-entry ?' "w")
1977
1978   ;; Set fill prefix.
1979   (mdw-standard-fill-prefix "\\([ \t]*(\*[ \t]*\\)")
1980
1981   ;; Now define fontification things.
1982   (make-local-variable 'font-lock-keywords)
1983   (let ((sml-keywords
1984          (mdw-regexps "abstype" "and" "andalso" "as"
1985                       "case"
1986                       "datatype" "do"
1987                       "else" "end" "eqtype" "exception"
1988                       "fn" "fun" "functor"
1989                       "handle"
1990                       "if" "in" "include" "infix" "infixr"
1991                       "let" "local"
1992                       "nonfix"
1993                       "of" "op" "open" "orelse"
1994                       "raise" "rec"
1995                       "sharing" "sig" "signature" "struct" "structure"
1996                       "then" "type"
1997                       "val"
1998                       "where" "while" "with" "withtype")))
1999
2000     (setq font-lock-keywords
2001           (list
2002
2003            ;; Set up the keywords defined above.
2004            (list (concat "\\<\\(" sml-keywords "\\)\\>")
2005                  '(0 font-lock-keyword-face))
2006
2007            ;; At least numbers are simpler than C.
2008            (list (concat "\\<\\(\\~\\|\\)"
2009                             "\\(0\\(\\([wW]\\|\\)[xX][0-9a-fA-F]+\\|"
2010                                    "[wW][0-9]+\\)\\|"
2011                                 "\\([0-9]+\\(\\.[0-9]+\\|\\)"
2012                                          "\\([eE]\\(\\~\\|\\)"
2013                                                 "[0-9]+\\|\\)\\)\\)")
2014                  '(0 mdw-number-face))
2015
2016            ;; And anything else is punctuation.
2017            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2018                  '(0 mdw-punct-face)))))
2019
2020   (mdw-post-config-mode-hack))
2021
2022 ;;;--------------------------------------------------------------------------
2023 ;;; Haskell configuration.
2024
2025 (defun mdw-fontify-haskell ()
2026
2027   ;; Fiddle with syntax table to get comments right.
2028   (modify-syntax-entry ?' "\"")
2029   (modify-syntax-entry ?- ". 123")
2030   (modify-syntax-entry ?{ ". 1b")
2031   (modify-syntax-entry ?} ". 4b")
2032   (modify-syntax-entry ?\n ">")
2033
2034   ;; Set fill prefix.
2035   (mdw-standard-fill-prefix "\\([ \t]*{?--?[ \t]*\\)")
2036
2037   ;; Fiddle with fontification.
2038   (make-local-variable 'font-lock-keywords)
2039   (let ((haskell-keywords
2040          (mdw-regexps "as" "case" "ccall" "class" "data" "default"
2041                       "deriving" "do" "else" "foreign" "hiding" "if"
2042                       "import" "in" "infix" "infixl" "infixr" "instance"
2043                       "let" "module" "newtype" "of" "qualified" "safe"
2044                       "stdcall" "then" "type" "unsafe" "where")))
2045
2046     (setq font-lock-keywords
2047           (list
2048            (list "--.*$"
2049                  '(0 font-lock-comment-face))
2050            (list (concat "\\<\\(" haskell-keywords "\\)\\>")
2051                  '(0 font-lock-keyword-face))
2052            (list (concat "\\<0\\([xX][0-9a-fA-F]+\\|[0-7]+\\)\\|"
2053                          "\\<[0-9][0-9_]*\\(\\.[0-9]*\\|\\)"
2054                          "\\([eE]\\([-+]\\|\\)[0-9]+\\|\\)")
2055                  '(0 mdw-number-face))
2056            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2057                  '(0 mdw-punct-face)))))
2058
2059   (mdw-post-config-mode-hack))
2060
2061 ;;;--------------------------------------------------------------------------
2062 ;;; Erlang configuration.
2063
2064 (setq erlang-electric-commands nil)
2065
2066 (defun mdw-fontify-erlang ()
2067
2068   ;; Set fill prefix.
2069   (mdw-standard-fill-prefix "\\([ \t]*{?%*[ \t]*\\)")
2070
2071   ;; Fiddle with fontification.
2072   (make-local-variable 'font-lock-keywords)
2073   (let ((erlang-keywords
2074          (mdw-regexps "after" "and" "andalso"
2075                       "band" "begin" "bnot" "bor" "bsl" "bsr" "bxor"
2076                       "case" "catch" "cond"
2077                       "div" "end" "fun" "if" "let" "not"
2078                       "of" "or" "orelse"
2079                       "query" "receive" "rem" "try" "when" "xor")))
2080
2081     (setq font-lock-keywords
2082           (list
2083            (list "%.*$"
2084                  '(0 font-lock-comment-face))
2085            (list (concat "\\<\\(" erlang-keywords "\\)\\>")
2086                  '(0 font-lock-keyword-face))
2087            (list (concat "^-\\sw+\\>")
2088                  '(0 font-lock-keyword-face))
2089            (list "\\<[0-9]+\\(\\|#[0-9a-zA-Z]+\\|[eE][+-]?[0-9]+\\)\\>"
2090                  '(0 mdw-number-face))
2091            (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2092                  '(0 mdw-punct-face)))))
2093
2094   (mdw-post-config-mode-hack))
2095
2096 ;;;--------------------------------------------------------------------------
2097 ;;; Texinfo configuration.
2098
2099 (defun mdw-fontify-texinfo ()
2100
2101   ;; Set fill prefix.
2102   (mdw-standard-fill-prefix "\\([ \t]*@c[ \t]+\\)")
2103
2104   ;; Real fontification things.
2105   (make-local-variable 'font-lock-keywords)
2106   (setq font-lock-keywords
2107         (list
2108
2109          ;; Environment names are keywords.
2110          (list "@\\(end\\)  *\\([a-zA-Z]*\\)?"
2111                '(2 font-lock-keyword-face))
2112
2113          ;; Unmark escaped magic characters.
2114          (list "\\(@\\)\\([@{}]\\)"
2115                '(1 font-lock-keyword-face)
2116                '(2 font-lock-variable-name-face))
2117
2118          ;; Make sure we get comments properly.
2119          (list "@c\\(\\|omment\\)\\( .*\\)?$"
2120                '(0 font-lock-comment-face))
2121
2122          ;; Command names are keywords.
2123          (list "@\\([^a-zA-Z@]\\|[a-zA-Z@]*\\)"
2124                '(0 font-lock-keyword-face))
2125
2126          ;; Fontify TeX special characters as punctuation.
2127          (list "[{}]+"
2128                '(0 mdw-punct-face))))
2129
2130   (mdw-post-config-mode-hack))
2131
2132 ;;;--------------------------------------------------------------------------
2133 ;;; TeX and LaTeX configuration.
2134
2135 (defun mdw-fontify-tex ()
2136   (setq ispell-parser 'tex)
2137   (turn-on-reftex)
2138
2139   ;; Don't make maths into a string.
2140   (modify-syntax-entry ?$ ".")
2141   (modify-syntax-entry ?$ "." font-lock-syntax-table)
2142   (local-set-key [?$] 'self-insert-command)
2143
2144   ;; Set fill prefix.
2145   (mdw-standard-fill-prefix "\\([ \t]*%+[ \t]*\\)")
2146
2147   ;; Real fontification things.
2148   (make-local-variable 'font-lock-keywords)
2149   (setq font-lock-keywords
2150         (list
2151
2152          ;; Environment names are keywords.
2153          (list (concat "\\\\\\(begin\\|end\\|newenvironment\\)"
2154                        "{\\([^}\n]*\\)}")
2155                '(2 font-lock-keyword-face))
2156
2157          ;; Suspended environment names are keywords too.
2158          (list (concat "\\\\\\(suspend\\|resume\\)\\(\\[[^]]*\\]\\)?"
2159                        "{\\([^}\n]*\\)}")
2160                '(3 font-lock-keyword-face))
2161
2162          ;; Command names are keywords.
2163          (list "\\\\\\([^a-zA-Z@]\\|[a-zA-Z@]*\\)"
2164                '(0 font-lock-keyword-face))
2165
2166          ;; Handle @/.../ for italics.
2167          ;; (list "\\(@/\\)\\([^/]*\\)\\(/\\)"
2168          ;;       '(1 font-lock-keyword-face)
2169          ;;       '(3 font-lock-keyword-face))
2170
2171          ;; Handle @*...* for boldness.
2172          ;; (list "\\(@\\*\\)\\([^*]*\\)\\(\\*\\)"
2173          ;;       '(1 font-lock-keyword-face)
2174          ;;       '(3 font-lock-keyword-face))
2175
2176          ;; Handle @`...' for literal syntax things.
2177          ;; (list "\\(@`\\)\\([^']*\\)\\('\\)"
2178          ;;       '(1 font-lock-keyword-face)
2179          ;;       '(3 font-lock-keyword-face))
2180
2181          ;; Handle @<...> for nonterminals.
2182          ;; (list "\\(@<\\)\\([^>]*\\)\\(>\\)"
2183          ;;       '(1 font-lock-keyword-face)
2184          ;;       '(3 font-lock-keyword-face))
2185
2186          ;; Handle other @-commands.
2187          ;; (list "@\\([^a-zA-Z]\\|[a-zA-Z]*\\)"
2188          ;;       '(0 font-lock-keyword-face))
2189
2190          ;; Make sure we get comments properly.
2191          (list "%.*"
2192                '(0 font-lock-comment-face))
2193
2194          ;; Fontify TeX special characters as punctuation.
2195          (list "[$^_{}#&]"
2196                '(0 mdw-punct-face))))
2197
2198   (mdw-post-config-mode-hack))
2199
2200 ;;;--------------------------------------------------------------------------
2201 ;;; SGML hacking.
2202
2203 (defun mdw-sgml-mode ()
2204   (interactive)
2205   (sgml-mode)
2206   (mdw-standard-fill-prefix "")
2207   (make-local-variable 'sgml-delimiters)
2208   (setq sgml-delimiters
2209         '("AND" "&" "COM" "--" "CRO" "&#" "DSC" "]" "DSO" "[" "DTGC" "]"
2210           "DTGO" "[" "ERO" "&" "ETAGO" ":e" "GRPC" ")" "GRPO" "(" "LIT" "\""
2211           "LITA" "'" "MDC" ">" "MDO" "<!" "MINUS" "-" "MSC" "]]" "NESTC" "{"
2212           "NET" "}" "OPT" "?" "OR" "|" "PERO" "%" "PIC" ">" "PIO" "<?"
2213           "PLUS" "+" "REFC" "." "REP" "*" "RNI" "#" "SEQ" "," "STAGO" ":"
2214           "TAGC" "." "VI" "=" "MS-START" "<![" "MS-END" "]]>"
2215           "XML-ECOM" "-->" "XML-PIC" "?>" "XML-SCOM" "<!--" "XML-TAGCE" "/>"
2216           "NULL" ""))
2217   (setq major-mode 'mdw-sgml-mode)
2218   (setq mode-name "[mdw] SGML")
2219   (run-hooks 'mdw-sgml-mode-hook))
2220
2221 ;;;--------------------------------------------------------------------------
2222 ;;; Configuration files.
2223
2224 (defvar mdw-conf-quote-normal nil
2225   "*Control syntax category of quote characters `\"' and `''.
2226 If this is `t', consider quote characters to be normal
2227 punctuation, as for `conf-quote-normal'.  If this is `nil' then
2228 leave quote characters as quotes.  If this is a list, then
2229 consider the quote characters in the list to be normal
2230 punctuation.  If this is a single quote character, then consider
2231 that character only to be normal punctuation.")
2232 (defun mdw-conf-quote-normal-acceptable-value-p (value)
2233   "Is the VALUE is an acceptable value for `mdw-conf-quote-normal'?"
2234   (or (booleanp value)
2235       (every (lambda (v) (memq v '(?\" ?')))
2236              (if (listp value) value (list value)))))
2237 (put 'mdw-conf-quote-normal 'safe-local-variable '
2238      mdw-conf-quote-normal-acceptable-value-p)
2239
2240 (defun mdw-fix-up-quote ()
2241   "Apply the setting of `mdw-conf-quote-normal'."
2242   (let ((flag mdw-conf-quote-normal))
2243     (cond ((eq flag t)
2244            (conf-quote-normal t))
2245           ((not flag)
2246            nil)
2247           (t
2248            (let ((table (copy-syntax-table (syntax-table))))
2249              (mapc (lambda (ch) (modify-syntax-entry ch "." table))
2250                    (if (listp flag) flag (list flag)))
2251              (set-syntax-table table)
2252              (and font-lock-mode (font-lock-fontify-buffer)))))))
2253 (defun mdw-fix-up-quote-hack ()
2254   "Unpleasant hack to call `mdw-fix-up-quote' at the right time.
2255 Annoyingly, `hack-local-variables' is done after `set-auto-mode'
2256 so we wouldn't see a local-variable setting of
2257 `mdw-conf-quote-normal' in `conf-mode-hook'.  Instead, wire
2258 ourselves onto `hack-local-variables-hook' here, and check the
2259 setting once it's actually been made."
2260   (add-hook 'hack-local-variables-hook 'mdw-fix-up-quote t t))
2261 (add-hook 'conf-mode-hook 'mdw-fix-up-quote-hack t)
2262
2263 ;;;--------------------------------------------------------------------------
2264 ;;; Shell scripts.
2265
2266 (defun mdw-setup-sh-script-mode ()
2267
2268   ;; Fetch the shell interpreter's name.
2269   (let ((shell-name sh-shell-file))
2270
2271     ;; Try reading the hash-bang line.
2272     (save-excursion
2273       (goto-char (point-min))
2274       (if (looking-at "#![ \t]*\\([^ \t\n]*\\)")
2275           (setq shell-name (match-string 1))))
2276
2277     ;; Now try to set the shell.
2278     ;;
2279     ;; Don't let `sh-set-shell' bugger up my script.
2280     (let ((executable-set-magic #'(lambda (s &rest r) s)))
2281       (sh-set-shell shell-name)))
2282
2283   ;; Now enable my keys and the fontification.
2284   (mdw-misc-mode-config)
2285
2286   ;; Set the indentation level correctly.
2287   (setq sh-indentation 2)
2288   (setq sh-basic-offset 2))
2289
2290 (setq sh-shell-file "/bin/sh")
2291
2292 ;; Awful hacking to override the shell detection for particular scripts.
2293 (defmacro define-custom-shell-mode (name shell)
2294   `(defun ,name ()
2295      (interactive)
2296      (set (make-local-variable 'sh-shell-file) ,shell)
2297      (sh-mode)))
2298 (define-custom-shell-mode bash-mode "/bin/bash")
2299 (define-custom-shell-mode rc-mode "/usr/bin/rc")
2300 (put 'sh-shell-file 'permanent-local t)
2301
2302 ;; Hack the rc syntax table.  Backquotes aren't paired in rc.
2303 (eval-after-load "sh-script"
2304   '(or (assq 'rc sh-mode-syntax-table-input)
2305        (let ((frag '(nil
2306                      ?# "<"
2307                      ?\n ">#"
2308                      ?\" "\"\""
2309                      ?\' "\"\'"
2310                      ?$ "'"
2311                      ?\` "."
2312                      ?! "_"
2313                      ?% "_"
2314                      ?. "_"
2315                      ?^ "_"
2316                      ?~ "_"
2317                      ?, "_"
2318                      ?= "."
2319                      ?< "."
2320                      ?> "."))
2321              (assoc (assq 'rc sh-mode-syntax-table-input)))
2322          (if assoc
2323              (rplacd assoc frag)
2324            (setq sh-mode-syntax-table-input
2325                  (cons (cons 'rc frag)
2326                        sh-mode-syntax-table-input))))))
2327
2328 ;;;--------------------------------------------------------------------------
2329 ;;; Emacs shell mode.
2330
2331 (defun mdw-eshell-prompt ()
2332   (let ((left "[") (right "]"))
2333     (when (= (user-uid) 0)
2334       (setq left "«" right "»"))
2335     (concat left
2336             (save-match-data
2337               (replace-regexp-in-string "\\..*$" "" (system-name)))
2338             " "
2339             (let* ((pwd (eshell/pwd)) (npwd (length pwd))
2340                    (home (expand-file-name "~")) (nhome (length home)))
2341               (if (and (>= npwd nhome)
2342                        (or (= nhome npwd)
2343                            (= (elt pwd nhome) ?/))
2344                        (string= (substring pwd 0 nhome) home))
2345                   (concat "~" (substring pwd (length home)))
2346                 pwd))
2347             right)))
2348 (setq eshell-prompt-function 'mdw-eshell-prompt)
2349 (setq eshell-prompt-regexp "^\\[[^]>]+\\(\\]\\|>>?\\)")
2350
2351 (defun eshell/e (file) (find-file file) nil)
2352 (defun eshell/ee (file) (find-file-other-window file) nil)
2353 (defun eshell/w3m (url) (w3m-goto-url url) nil)
2354
2355 (mdw-define-face eshell-prompt (t :weight bold))
2356 (mdw-define-face eshell-ls-archive (t :weight bold :foreground "red"))
2357 (mdw-define-face eshell-ls-backup (t :foreground "lightgrey" :slant italic))
2358 (mdw-define-face eshell-ls-product (t :foreground "lightgrey" :slant italic))
2359 (mdw-define-face eshell-ls-clutter (t :foreground "lightgrey" :slant italic))
2360 (mdw-define-face eshell-ls-executable (t :weight bold))
2361 (mdw-define-face eshell-ls-directory (t :foreground "cyan" :weight bold))
2362 (mdw-define-face eshell-ls-readonly (t nil))
2363 (mdw-define-face eshell-ls-symlink (t :foreground "cyan"))
2364
2365 ;;;--------------------------------------------------------------------------
2366 ;;; Messages-file mode.
2367
2368 (defun messages-mode-guts ()
2369   (setq messages-mode-syntax-table (make-syntax-table))
2370   (set-syntax-table messages-mode-syntax-table)
2371   (modify-syntax-entry ?0 "w" messages-mode-syntax-table)
2372   (modify-syntax-entry ?1 "w" messages-mode-syntax-table)
2373   (modify-syntax-entry ?2 "w" messages-mode-syntax-table)
2374   (modify-syntax-entry ?3 "w" messages-mode-syntax-table)
2375   (modify-syntax-entry ?4 "w" messages-mode-syntax-table)
2376   (modify-syntax-entry ?5 "w" messages-mode-syntax-table)
2377   (modify-syntax-entry ?6 "w" messages-mode-syntax-table)
2378   (modify-syntax-entry ?7 "w" messages-mode-syntax-table)
2379   (modify-syntax-entry ?8 "w" messages-mode-syntax-table)
2380   (modify-syntax-entry ?9 "w" messages-mode-syntax-table)
2381   (make-local-variable 'comment-start)
2382   (make-local-variable 'comment-end)
2383   (make-local-variable 'indent-line-function)
2384   (setq indent-line-function 'indent-relative)
2385   (mdw-standard-fill-prefix "\\([ \t]*\\(;\\|/?\\*\\)+[ \t]*\\)")
2386   (make-local-variable 'font-lock-defaults)
2387   (make-local-variable 'messages-mode-keywords)
2388   (let ((keywords
2389          (mdw-regexps "array" "bitmap" "callback" "docs[ \t]+enum"
2390                       "export" "enum" "fixed-octetstring" "flags"
2391                       "harmless" "map" "nested" "optional"
2392                       "optional-tagged" "package" "primitive"
2393                       "primitive-nullfree" "relaxed[ \t]+enum"
2394                       "set" "table" "tagged-optional"   "union"
2395                       "variadic" "vector" "version" "version-tag")))
2396     (setq messages-mode-keywords
2397           (list
2398            (list (concat "\\<\\(" keywords "\\)\\>:")
2399                  '(0 font-lock-keyword-face))
2400            '("\\([-a-zA-Z0-9]+:\\)" (0 font-lock-warning-face))
2401            '("\\(\\<[a-z][-_a-zA-Z0-9]*\\)"
2402              (0 font-lock-variable-name-face))
2403            '("\\<\\([0-9]+\\)\\>" (0 mdw-number-face))
2404            '("\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2405              (0 mdw-punct-face)))))
2406   (setq font-lock-defaults
2407         '(messages-mode-keywords nil nil nil nil))
2408   (run-hooks 'messages-file-hook))
2409
2410 (defun messages-mode ()
2411   (interactive)
2412   (fundamental-mode)
2413   (setq major-mode 'messages-mode)
2414   (setq mode-name "Messages")
2415   (messages-mode-guts)
2416   (modify-syntax-entry ?# "<" messages-mode-syntax-table)
2417   (modify-syntax-entry ?\n ">" messages-mode-syntax-table)
2418   (setq comment-start "# ")
2419   (setq comment-end "")
2420   (run-hooks 'messages-mode-hook))
2421
2422 (defun cpp-messages-mode ()
2423   (interactive)
2424   (fundamental-mode)
2425   (setq major-mode 'cpp-messages-mode)
2426   (setq mode-name "CPP Messages")
2427   (messages-mode-guts)
2428   (modify-syntax-entry ?* ". 23" messages-mode-syntax-table)
2429   (modify-syntax-entry ?/ ". 14" messages-mode-syntax-table)
2430   (setq comment-start "/* ")
2431   (setq comment-end " */")
2432   (let ((preprocessor-keywords
2433          (mdw-regexps "assert" "define" "elif" "else" "endif" "error"
2434                       "ident" "if" "ifdef" "ifndef" "import" "include"
2435                       "line" "pragma" "unassert" "undef" "warning")))
2436     (setq messages-mode-keywords
2437           (append (list (list (concat "^[ \t]*\\#[ \t]*"
2438                                       "\\(include\\|import\\)"
2439                                       "[ \t]*\\(<[^>]+\\(>\\|\\)\\)")
2440                               '(2 font-lock-string-face))
2441                         (list (concat "^\\([ \t]*#[ \t]*\\(\\("
2442                                       preprocessor-keywords
2443                                       "\\)\\>\\|[0-9]+\\|$\\)\\)")
2444                               '(1 font-lock-keyword-face)))
2445                   messages-mode-keywords)))
2446   (run-hooks 'cpp-messages-mode-hook))
2447
2448 (add-hook 'messages-mode-hook 'mdw-misc-mode-config t)
2449 (add-hook 'cpp-messages-mode-hook 'mdw-misc-mode-config t)
2450 ; (add-hook 'messages-file-hook 'mdw-fontify-messages t)
2451
2452 ;;;--------------------------------------------------------------------------
2453 ;;; Messages-file mode.
2454
2455 (defvar mallow-driver-substitution-face 'mallow-driver-substitution-face
2456   "Face to use for subsittution directives.")
2457 (make-face 'mallow-driver-substitution-face)
2458 (defvar mallow-driver-text-face 'mallow-driver-text-face
2459   "Face to use for body text.")
2460 (make-face 'mallow-driver-text-face)
2461
2462 (defun mallow-driver-mode ()
2463   (interactive)
2464   (fundamental-mode)
2465   (setq major-mode 'mallow-driver-mode)
2466   (setq mode-name "Mallow driver")
2467   (setq mallow-driver-mode-syntax-table (make-syntax-table))
2468   (set-syntax-table mallow-driver-mode-syntax-table)
2469   (make-local-variable 'comment-start)
2470   (make-local-variable 'comment-end)
2471   (make-local-variable 'indent-line-function)
2472   (setq indent-line-function 'indent-relative)
2473   (mdw-standard-fill-prefix "\\([ \t]*\\(;\\|/?\\*\\)+[ \t]*\\)")
2474   (make-local-variable 'font-lock-defaults)
2475   (make-local-variable 'mallow-driver-mode-keywords)
2476   (let ((keywords
2477          (mdw-regexps "each" "divert" "file" "if"
2478                       "perl" "set" "string" "type" "write")))
2479     (setq mallow-driver-mode-keywords
2480           (list
2481            (list (concat "^%\\s *\\(}\\|\\(" keywords "\\)\\>\\).*$")
2482                  '(0 font-lock-keyword-face))
2483            (list "^%\\s *\\(#.*\\|\\)$"
2484                  '(0 font-lock-comment-face))
2485            (list "^%"
2486                  '(0 font-lock-keyword-face))
2487            (list "^|?\\(.+\\)$" '(1 mallow-driver-text-face))
2488            (list "\\${[^}]*}"
2489                  '(0 mallow-driver-substitution-face t)))))
2490   (setq font-lock-defaults
2491         '(mallow-driver-mode-keywords nil nil nil nil))
2492   (modify-syntax-entry ?\" "_" mallow-driver-mode-syntax-table)
2493   (modify-syntax-entry ?\n ">" mallow-driver-mode-syntax-table)
2494   (setq comment-start "%# ")
2495   (setq comment-end "")
2496   (run-hooks 'mallow-driver-mode-hook))
2497
2498 (add-hook 'mallow-driver-hook 'mdw-misc-mode-config t)
2499
2500 ;;;--------------------------------------------------------------------------
2501 ;;; NFast debugs.
2502
2503 (defun nfast-debug-mode ()
2504   (interactive)
2505   (fundamental-mode)
2506   (setq major-mode 'nfast-debug-mode)
2507   (setq mode-name "NFast debug")
2508   (setq messages-mode-syntax-table (make-syntax-table))
2509   (set-syntax-table messages-mode-syntax-table)
2510   (make-local-variable 'font-lock-defaults)
2511   (make-local-variable 'nfast-debug-mode-keywords)
2512   (setq truncate-lines t)
2513   (setq nfast-debug-mode-keywords
2514         (list
2515          '("^\\(NFast_\\(Connect\\|Disconnect\\|Submit\\|Wait\\)\\)"
2516            (0 font-lock-keyword-face))
2517          (list (concat "^[ \t]+\\(\\("
2518                        "[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]"
2519                        "[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]"
2520                        "[ \t]+\\)*"
2521                        "[0-9a-fA-F]+\\)[ \t]*$")
2522            '(0 mdw-number-face))
2523          '("^[ \t]+\.status=[ \t]+\\<\\(OK\\)\\>"
2524            (1 font-lock-keyword-face))
2525          '("^[ \t]+\.status=[ \t]+\\<\\([a-zA-Z][0-9a-zA-Z]*\\)\\>"
2526            (1 font-lock-warning-face))
2527          '("^[ \t]+\.status[ \t]+\\<\\(zero\\)\\>"
2528            (1 nil))
2529          (list (concat "^[ \t]+\\.cmd=[ \t]+"
2530                        "\\<\\([a-zA-Z][0-9a-zA-Z]*\\)\\>")
2531            '(1 font-lock-keyword-face))
2532          '("-?\\<\\([0-9]+\\|0x[0-9a-fA-F]+\\)\\>" (0 mdw-number-face))
2533          '("^\\([ \t]+[a-z0-9.]+\\)" (0 font-lock-variable-name-face))
2534          '("\\<\\([a-z][a-z0-9.]+\\)\\>=" (1 font-lock-variable-name-face))
2535          '("\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)" (0 mdw-punct-face))))
2536   (setq font-lock-defaults
2537         '(nfast-debug-mode-keywords nil nil nil nil))
2538   (run-hooks 'nfast-debug-mode-hook))
2539
2540 ;;;--------------------------------------------------------------------------
2541 ;;; Other languages.
2542
2543 ;; Smalltalk.
2544
2545 (defun mdw-setup-smalltalk ()
2546   (and mdw-auto-indent
2547        (local-set-key "\C-m" 'smalltalk-newline-and-indent))
2548   (make-local-variable 'mdw-auto-indent)
2549   (setq mdw-auto-indent nil)
2550   (local-set-key "\C-i" 'smalltalk-reindent))
2551
2552 (defun mdw-fontify-smalltalk ()
2553   (make-local-variable 'font-lock-keywords)
2554   (setq font-lock-keywords
2555         (list
2556          (list "\\<[A-Z][a-zA-Z0-9]*\\>"
2557                '(0 font-lock-keyword-face))
2558          (list (concat "\\<0\\([xX][0-9a-fA-F_]+\\|[0-7_]+\\)\\|"
2559                        "[0-9][0-9_]*\\(\\.[0-9_]*\\|\\)"
2560                        "\\([eE]\\([-+]\\|\\)[0-9_]+\\|\\)")
2561                '(0 mdw-number-face))
2562          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2563                '(0 mdw-punct-face))))
2564   (mdw-post-config-mode-hack))
2565
2566 ;; Lispy languages.
2567
2568 ;; Unpleasant bodge.
2569 (unless (boundp 'slime-repl-mode-map)
2570   (setq slime-repl-mode-map (make-sparse-keymap)))
2571
2572 (defun mdw-indent-newline-and-indent ()
2573   (interactive)
2574   (indent-for-tab-command)
2575   (newline-and-indent))
2576
2577 (eval-after-load "cl-indent"
2578   '(progn
2579      (mapc #'(lambda (pair)
2580                (put (car pair)
2581                     'common-lisp-indent-function
2582                     (cdr pair)))
2583       '((destructuring-bind . ((&whole 4 &rest 1) 4 &body))
2584         (multiple-value-bind . ((&whole 4 &rest 1) 4 &body))))))
2585
2586 (defun mdw-common-lisp-indent ()
2587   (make-local-variable 'lisp-indent-function)
2588   (setq lisp-indent-function 'common-lisp-indent-function))
2589
2590 (setq lisp-simple-loop-indentation 2
2591       lisp-loop-keyword-indentation 6
2592       lisp-loop-forms-indentation 6)
2593
2594 (defun mdw-fontify-lispy ()
2595
2596   ;; Set fill prefix.
2597   (mdw-standard-fill-prefix "\\([ \t]*;+[ \t]*\\)")
2598
2599   ;; Not much fontification needed.
2600   (make-local-variable 'font-lock-keywords)
2601   (setq font-lock-keywords
2602         (list
2603          (list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
2604                '(0 mdw-punct-face))))
2605
2606   (mdw-post-config-mode-hack))
2607
2608 (defun comint-send-and-indent ()
2609   (interactive)
2610   (comint-send-input)
2611   (and mdw-auto-indent
2612        (indent-for-tab-command)))
2613
2614 (defun mdw-setup-m4 ()
2615   (mdw-standard-fill-prefix "\\([ \t]*\\(?:#+\\|\\<dnl\\>\\)[ \t]*\\)"))
2616
2617 ;;;--------------------------------------------------------------------------
2618 ;;; Text mode.
2619
2620 (defun mdw-text-mode ()
2621   (setq fill-column 72)
2622   (flyspell-mode t)
2623   (mdw-standard-fill-prefix
2624    "\\([ \t]*\\([>#|:] ?\\)*[ \t]*\\)" 3)
2625   (auto-fill-mode 1))
2626
2627 ;;;--------------------------------------------------------------------------
2628 ;;; Outline and hide/show modes.
2629
2630 (defun mdw-outline-collapse-all ()
2631   "Completely collapse everything in the entire buffer."
2632   (interactive)
2633   (save-excursion
2634     (goto-char (point-min))
2635     (while (< (point) (point-max))
2636       (hide-subtree)
2637       (forward-line))))
2638
2639 (setq hs-hide-comments-when-hiding-all nil)
2640
2641 (defadvice hs-hide-all (after hide-first-comment activate)
2642   (save-excursion (hs-hide-initial-comment-block)))
2643
2644 ;;;--------------------------------------------------------------------------
2645 ;;; Shell mode.
2646
2647 (defun mdw-sh-mode-setup ()
2648   (local-set-key [?\C-a] 'comint-bol)
2649   (add-hook 'comint-output-filter-functions
2650             'comint-watch-for-password-prompt))
2651
2652 (defun mdw-term-mode-setup ()
2653   (setq term-prompt-regexp shell-prompt-pattern)
2654   (make-local-variable 'mouse-yank-at-point)
2655   (make-local-variable 'transient-mark-mode)
2656   (setq mouse-yank-at-point t)
2657   (auto-fill-mode -1)
2658   (setq tab-width 8))
2659
2660 (defun term-send-meta-right () (interactive) (term-send-raw-string "\e\e[C"))
2661 (defun term-send-meta-left  () (interactive) (term-send-raw-string "\e\e[D"))
2662 (defun term-send-ctrl-uscore () (interactive) (term-send-raw-string "\C-_"))
2663 (defun term-send-meta-meta-something ()
2664   (interactive)
2665   (term-send-raw-string "\e\e")
2666   (term-send-raw))
2667 (eval-after-load 'term
2668   '(progn
2669      (define-key term-raw-map [?\e ?\e] nil)
2670      (define-key term-raw-map [?\e ?\e t] 'term-send-meta-meta-something)
2671      (define-key term-raw-map [?\C-/] 'term-send-ctrl-uscore)
2672      (define-key term-raw-map [M-right] 'term-send-meta-right)
2673      (define-key term-raw-map [?\e ?\M-O ?C] 'term-send-meta-right)
2674      (define-key term-raw-map [M-left] 'term-send-meta-left)
2675      (define-key term-raw-map [?\e ?\M-O ?D] 'term-send-meta-left)))
2676
2677 (defadvice term-exec (before program-args-list compile activate)
2678   "If the PROGRAM argument is a list, interpret it as (PROGRAM . SWITCHES).
2679 This allows you to pass a list of arguments through `ansi-term'."
2680   (let ((program (ad-get-arg 2)))
2681     (if (listp program)
2682         (progn
2683           (ad-set-arg 2 (car program))
2684           (ad-set-arg 4 (cdr program))))))
2685
2686 (defun ssh (host)
2687   "Open a terminal containing an ssh session to the HOST."
2688   (interactive "sHost: ")
2689   (ansi-term (list "ssh" host) (format "ssh@%s" host)))
2690
2691 ;;;--------------------------------------------------------------------------
2692 ;;; Inferior Emacs Lisp.
2693
2694 (setq comint-prompt-read-only t)
2695
2696 (eval-after-load "comint"
2697   '(progn
2698      (define-key comint-mode-map "\C-w" 'comint-kill-region)
2699      (define-key comint-mode-map [C-S-backspace] 'comint-kill-whole-line)))
2700
2701 (eval-after-load "ielm"
2702   '(progn
2703      (define-key ielm-map "\C-w" 'comint-kill-region)
2704      (define-key ielm-map [C-S-backspace] 'comint-kill-whole-line)))
2705
2706 ;;;----- That's all, folks --------------------------------------------------
2707
2708 (provide 'dot-emacs)