dot-emacs: New functions: library-exists-p and maybe-autoload

[profile] / emacs

;;; -*-emacs-lisp-*-
;;;
;;; $Id: .emacs,v 1.11 1997/01/01 18:47:09 mdw Exp $
;;;
;;; Emacs configuration file
;;;
;;; (c) 1996-1999 Mark Wooding
;;;

;;;----- Licensing notice ---------------------------------------------------
;;;
;;; This program is free software; you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2 of the License, or
;;; (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program; if not, write to the Free Software
;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

(setq load-path (nconc load-path (list "~/lib/emacs")))
(require 'dot-emacs)

;;;----- Some random initialisation -----------------------------------------

(setq mdw-init-window (selected-window))

;; --- Load some other bits of code ---

(setq load-path (cons "~/lib/emacs" load-path))

(autoload 'cc-mode "cc-mode" nil t)
(autoload 'rexx-mode "rexx-mode" nil t)
(autoload 'cvs-update "pcl-cvs" nil t)
(autoload 'debian-changelog-mode "debian-changelog-mode" nil t)

(trap
  (or (fboundp 'make-regexp)
      (load "make-regexp")))

(trap (require 'tex-site))

;; --- Skeleton stuff ---

(trap (require 'skel-init))

;; --- Window system-dependent things ---

(require 'paren)
(trap (show-paren-mode t))
(or window-system (menu-bar-mode -1))

;; --- Temporary directory handling ---

(defun mdw-check-dir-exists (dir)
  (and dir
       (file-directory-p dir)
       dir))
(setq tmpdir (or (mdw-check-dir-exists (getenv "TMPDIR"))
		 (mdw-check-dir-exists (format "/tmp/%s" (user-login-name)))
		 "/tmp"))

;; --- Emacs server behaviour ---

(and window-system
     (trap (gnuserv-start)
	   (setq server-temp-file-regexp (concat "^" tmpdir "\\|/draft$"))))

;; --- Control backup behaviour ---

(setq backup-by-copying nil)
(setq backup-by-copying-when-linked t)
(setq backup-by-copying-when-mismatch t)

;; --- Calculator fiddling ---

(setq calc-settings-file "~/.emacs-calc")
(load calc-settings-file)

;; ---- Some mail and news configuration ---

(setq mail-from-style 'parens)
(setq mail-signature t)
(setq mail-yank-prefix "> ")
(setq mail-archive-file-name "~/Mail/sent")

(setq rmail-display-summary t)
(setq rmail-file-name "~/Mail/rmail")

;; --- GNUS configuration ---

(setq gnus-select-method '(nntp "tux.nsict.org"))
(setq gnus-read-active-file 'some)
(setq gnus-inhibit-startup-message t)
(setq gnus-large-newsgroup 500)

;; --- Internationalization twiddling ---

(trap
  (standard-display-european 1)
  (let ((im (current-input-mode)))
    (apply #'set-input-mode
	   (nconc (list (nth 0 im) (nth 1 im) 0) (nthcdr 3 im))))
  (set-language-environment "Latin-1"))

;; --- Don't disable any commands ---

(mapatoms #'(lambda (sym) (put sym 'disabled nil)))

;; --- Split a wide window ---

(mdw-divvy-window)

;; --- Other goodies ---

(resize-minibuffer-mode 1)		;Make minibuffer grow dynamically
(auto-compression-mode 1)		;Enable automatic compression
(setq dabbrev-case-replace nil)		;Retain case when completing
(setq next-line-add-newlines nil)	;Don't add weird newlines
(setq split-height-threshold 45)	;Reuse windows where sensible
(setq dired-deletion-confirmer		;Make deletion easier in dired
      (symbol-function 'y-or-n-p))
(setq dired-listing-switches "-alF")	;Do `ls -F' things in dired windows
(setq case-fold-file-names nil)		;Don't translate file names (grr...)
(setq scroll-step 5)			;Don't scroll too much at a time
(setq-default fill-column 77)		;I use rather narrow windows
(setq-default comment-column 40)	;Set a standard comment column
(setq-default truncate-partial-width-windows nil)
(setq diff-switches "-u"		;I like reading unified diffs
      cvs-diff-flags (list diff-switches))
(setq echo-keystrokes 10)		;Long delay before keystrokes echo
(setq ange-ftp-ftp-program-name "pftp")	;Use passive FTP
(setq find-ls-option			;Build file lists efficiently
      '("-print0 | xargs -0r ls -ld" . "ld"))
(setq Info-fontify-maximum-menu-size 60000)
(setq ispell-dictionary "british"
      flyspell-default-dictionary "british")
(setq browse-url-browser-function 'browse-url-mozilla
      browse-url-mozilla-program "firefox")
(trap
  (require 'uniquify)
  (setq uniquify-buffer-name-style 'post-forward-angle-brackets)
  (setq uniquify-after-kill-buffer-p t))
(transient-mark-mode t)
(trap
  (tooltip-mode 0)
  (tool-bar-mode 0))
(trap (global-auto-revert-mode t))
(setq psgml-html-build-new-buffer nil)

(setq cltl2-root-url (mdw-config 'cltl-url))
(setq common-lisp-hyperspec-root (mdw-config 'hyperspec-url))

;;;----- W3 and URL fetching stuff ------------------------------------------

(let ((proxy (mdw-config 'proxy)))
  (setq url-proxy-services
	`(("http" . ,proxy)
	  ("ftp" . ,proxy)
	  ("gopher" . ,proxy))))
(setq url-cookie-untrusted-urls '("."))

(setq w3-do-incremental-display t
      w3-use-menus '(file edit view go bookmark options
		     buffers style search emacs nil help)
      w3-display-inline-image t
      w3-keybinding 'info)

;;;----- Calendar configuration ---------------------------------------------

;; --- Trivial stuff for the sunrise/sunset calculations ---

(setq calendar-latitude 52.2)
(setq calendar-longitude 0.1)
(setq calendar-location-name "Cambridge, UK")

;; --- Date format fiddling ---

(setq european-calendar-style t)

(setq diary-date-forms '((day "[-/]" month "[^-/0-9]")
			 (day " *" monthname "[ \t]*\\(\^M\\|\n\\)")
			 (backup day " *" monthname "\\W+\\<[^*0-9]")
			 (day "[-/]" month "[-/]" year "[^0-9]")
			 (day " *" monthname " *" year "[^0-9]")
			 (year "[-/]" month "[-/]" day "[^0-9]")
			 (dayname "\\W")))

;; --- Fancy diary handling ---

(add-hook 'diary-display-hook 'fancy-diary-display)
(setq diary-list-include-blanks t)
(add-hook 'list-diary-entries-hook 'sort-diary-entries t)
(add-hook 'list-diary-entries-hook 'include-other-diary-files)
(add-hook 'mark-diary-entries-hook 'mark-included-diary-files)

;; --- Appointment management ---

(add-hook 'diary-hook 'appt-make-list)
(setq appt-issue-message t)
(setq appt-display-interval 3)
(setq appt-message-warning-time 10)

;; --- Cosmetic stuff ---

(setq display-time-24hr-format t)
(display-time)
(trap
  (if window-system
      (let ((view-diary-entries-initially t))
	(calendar))))

(defvar mdw-black-background t)

;; --- Define more mode hooks for MailCrypt ---

(setq mdw-mc-modes
      '((mdwmail-mode (encrypt . mdwmail-mc-encrypt)
		      (sign . mdwmail-mc-sign))))

;; --- Load the MailCrypt support ---

(trap
  (and (string-match "linux" (symbol-name system-type))
       (progn (require 'mailcrypt-init)
	      (require 'mailcrypt)
	      (setq mc-default-scheme 'mc-scheme-gpg)
	      (setq mc-pgp-user-id "mdw-nsict-pgp")
	      (setq mc-gpg-user-id "mdw-nsict-gpg")
	      (setq mc-modes-alist (append mc-modes-alist mdw-mc-modes))
	      (setq mc-pgp-always-sign t)
	      (setq mc-gpg-always-sign t)
	      (setq mc-always-replace 'never)
	      (setq mc-passwd-timeout 3600)
	      (setq mc-temp-directory tmpdir)
	      (setq mc-modes-alist (append mc-modes-alist mdw-mc-modes))
	      (define-key mc-write-mode-map "\C-c/S" 'mc-sign-region)
	      (define-key mc-write-mode-map "\C-c/E" 'mc-encrypt-region)
	      (add-hook 'text-mode-hook 'mc-install-write-mode))))

;;;----- Other common declarations ------------------------------------------

;; --- Default frame size ---

(setq default-frame-alist
      (mdw-uniquify-alist
       '((width . 78)
	 (height . 33)
	 (vertical-scroll-bars . right))
       (and window-system
	    '((cursor-type . bar)
	      (cursor-blink . t)))
       '((cursor-color . "red"))
       (if mdw-black-background
	   '((background-color . "black")
	     (foreground-color . "white")
	     (background-mode . dark))
	 '((background-mode . light)))
       (and (eq window-system 'pm)
	    '((font . "-os2-System VIO-medium-r-normal--*-40-*-*-m-*-cp850")
	      (menu-font . "8.Helv")
	      (background-color . "lightgrey")))
       '((transparency . t))
       default-frame-alist))

;; --- Other frame fiddling ---

(setq frame-title-format '("" invocation-name "@" system-name ": %b"))

;; --- Global keymap changes ---

(trap
  (windmove-default-keybindings)
  (setq windmove-wrap-around t))
(trap (iswitchb-mode))
(global-set-key [f4] 'query-replace-regexp)
(global-set-key [f5] 'goto-line)
(global-set-key [f6] 'auto-fill-mode)
(global-set-key [f7] 'occur)
(global-set-key [f8] 'undo)
(global-set-key [f9] 'mdw-divvy-window)
(global-set-key [insertchar] 'overwrite-mode)
(global-set-key "\C-xm" 'vm-mail)
(global-set-key "\C-x\C-n" 'skel-create-file)
(global-set-key "\C-x4n" 'skel-create-file-other-window)
(global-set-key "\C-x5n" 'skel-create-file-other-frame)
(global-set-key [delete] 'delete-char)
(global-set-key "\C-[\C-m" 'call-last-kbd-macro)
(global-set-key "\M-q" 'mdw-fill-paragraph)
(global-set-key "\C-h\C-m" 'manual-entry)
(global-set-key [mode-line C-mouse-1] 'mouse-tear-off-window)
(global-set-key [vertical-scroll-bar C-down-mouse-1]
		'mouse-drag-vertical-line)
(global-set-key [vertical-scroll-bar C-mouse-1]
		#'(lambda () (interactive)))
(global-set-key [mouse-4] 'mdw-wheel-up)
(global-set-key [mouse-5] 'mdw-wheel-down)

;; --- Recognising types of files ---

(setq auto-mode-alist
      (append `(("\\.p[lm]$" . perl-mode)
		("\\.m$" . objc-mode)
		("\\.mxd$" . c-mode)
		;; ("/[ch]/" . c-mode)
		(,(concat "/\\("
			  "\\.stgit\\.msg" "\\|"
			  "\\.git/COMMIT_EDITMSG" "\\|"
			  "svn-commit\\.tmp" "\\|"
			  "svk-commit[^/.]*\\.tmp"
			  "\\)$")
		 . text-mode)
		(,(concat "^" tmpdir "/\\("
			  "svk-commit[^/.]*\\.tmp" "\\|"
			  "gitci\\.[^/.]*" "\\|"
			  "cvs[^/.]\\{6\\}" "\\|"
			  "\\)$")
		 . text-mode)
		("\\.calc?$" . apcalc-mode)
		("/src/linux/.*\\.\\(c\\|h\\|cc\\)$" . linux-c-mode)
		("/\\(s\\|sh\\)/" . arm-assembler-mode)
		("\\.\\(cmd\\|exec\\|rexx\\)$" . rexx-mode)
		("\\.st$" . smalltalk-mode)
		("\\.msgs$" . messages-mode)
		("/all-cmds\\.in$" . cpp-messages-mode)
		("\\.\\(tex\\|dtx\\)$" . latex-mode)
		("\\.gc$" . haskell.-mode)
		(,(concat "^" (getenv "HOME") "/News/") . mdwmail-mode)
		(,(concat "^" tmpdir "/\\(SLRN\\|snd\\|pico\\)")
		 . mdwmail-mode))
	      auto-mode-alist))

(setq completion-ignored-extensions
      (append `(".hc" ".hi") completion-ignored-extensions))

;; --- Some common local definitions ---

(make-variable-buffer-local 'mdw-auto-indent)

(mapcar (lambda (hook) (add-hook hook 'mdw-misc-mode-config))
	'(c-mode-hook c++-mode-hook objc-mode-hook java-mode-hook
	  perl-mode-hook cperl-mode-hook python-mode-hook awk-mode-hook
	  tcl-mode-hook
	  TeX-mode-hook LaTeX-mode-hook TeXinfo-mode-hook
	  tex-mode-hook latex-mode-hook texinfo-mode-hook
	  emacs-lisp-mode-hook scheme-mode-hook
	  lisp-mode-hook lisp-interaction-mode-hook inferior-lisp-mode-hook
	  slime-repl-mode-hook
	  sml-mode-hook haskell-mode-hook
	  smalltalk-mode-hook rexx-mode-hook
	  arm-assembler-mode-hook))

(global-font-lock-mode t)
(defalias 'perl-mode 'cperl-mode)

;;;----- Rootly editingness -------------------------------------------------

(eval-after-load "tramp"
  '(progn
     (setq tramp-methods
	   (mdw-uniquify-alist
	    `(("become"
	       (tramp-connection-function tramp-open-connection-su)
	       (tramp-remote-sh "/bin/sh")
	       (tramp-login-program "become")
	       (tramp-copy-program nil)
	       (tramp-copy-args nil)
	       (tramp-copy-keep-date-arg nil)
	       (tramp-login-args ("TERM=dumb" "%u")))
	      ("really"
	       (tramp-connection-function tramp-open-connection-su)
	       (tramp-login-program "really")
	       (tramp-login-args ("-u" "%u" "--"
				  "env" "TERM=dumb" "/bin/sh"))
	       (tramp-copy-program nil)
	       (tramp-copy-args nil)
	       (tramp-copy-keep-date-arg nil)
	       (tramp-remote-sh "/bin/sh"))
	      ,@tramp-methods)))
     (setq tramp-multi-connection-function-alist
	   (mdw-uniquify-alist
	    '(("bc" tramp-multi-connect-su "become TERM=dumb %u%n"))
	    '(("r" tramp-multi-connect-su "really -u %u%n"))
	    tramp-multi-connection-function-alist))
     (setq tramp-default-method "ssh")
     (setq tramp-default-method-alist
	   `(("\\`localhost\\'" ""
	      ,(cond ((executable-find "become") "become")
		     ((executable-find "really") "really")
		     (t "su")))))))

;;;----- General fontification ----------------------------------------------

;; --- Configure lazy fontification ---

(setq font-lock-support-mode 'lazy-lock-mode)
; (setq lazy-lock-defer-contextually t)
(setq lazy-lock-defer-time nil)
(setq font-lock-maximum-decoration 3)
(setq lazy-lock-minimum-size 0)
(setq lazy-lock-stealth-time 5)
(setq lazy-lock-stealth-lines 100)
(setq lazy-lock-stealth-verbose t)

(add-hook 'after-make-frame-functions 'mdw-do-set-font)
(add-hook 'term-setup-hook (lambda () (mdw-do-set-font (selected-frame))))
(add-hook 'window-setup-hook (lambda () (mdw-do-set-font (selected-frame))))

(add-hook 'c-mode-hook 'mdw-fontify-c-and-c++ t)
(add-hook 'objc-mode-hook 'mdw-fontify-c-and-c++ t)
(add-hook 'c++-mode-hook 'mdw-fontify-c-and-c++ t)
(add-hook 'linux-c-mode-hook #'(lambda () (setq c-basic-offset 8)))

(add-hook 'apcalc-mode-hook 'mdw-misc-mode-config t)
(add-hook 'apcalc-mode-hook 'mdw-fontify-apcalc t)

(add-hook 'java-mode-hook 'mdw-fontify-java t)

(add-hook 'awk-mode-hook 'mdw-fontify-awk t)

(add-hook 'perl-mode-hook 'mdw-fontify-perl t)
(add-hook 'cperl-mode-hook 'mdw-fontify-perl t)

(setq-default py-indent-offset 2)
(add-hook 'python-mode-hook 'mdw-fontify-python t)

(setq-default tcl-indent-level 2)
(add-hook 'tcl-mode-hook 'mdw-fontify-tcl t)

(add-hook 'rexx-mode-hook 'mdw-fontify-rexx t)

(setq sml-nested-if-indent t)
(setq sml-case-indent nil)
(setq sml-indent-level 4)
(setq sml-type-of-indent nil)
(add-hook 'sml-mode-hook 'mdw-fontify-sml t)

(add-hook 'haskell-mode-hook 'mdw-fontify-haskell t)
(setq-default haskell-indent-offset 2)

(add-hook 'texinfo-mode-hook 'mdw-fontify-texinfo t)
(add-hook 'TeXinfo-mode-hook 'mdw-fontify-texinfo t)

(setq LaTeX-table-label "tbl:")
(setq-default TeX-master nil)
;; (setq TeX-parse-self t)
;; (setq TeX-auto-save t)
(setq TeX-auto-untabify nil)
(add-hook 'TeX-mode-hook 'mdw-fontify-tex t)
(add-hook 'tex-mode-hook 'mdw-fontify-tex t)
(add-hook 'LaTeX-mode-hook 'mdw-fontify-tex t)
(add-hook 'latex-mode-hook 'mdw-fontify-tex t)

(add-hook 'sh-mode-hook #'mdw-setup-sh-script-mode)

(add-hook 'smalltalk-mode-hook 'mdw-fontify-smalltalk t)
(add-hook 'smalltalk-mode-hook 'mdw-setup-smalltalk t)

(add-hook 'emacs-lisp-mode-hook 'mdw-fontify-lispy t)
(add-hook 'scheme-mode-hook 'mdw-fontify-lispy t)
(add-hook 'lisp-mode-hook 'mdw-fontify-lispy t)
(add-hook 'inferior-lisp-mode-hook 'mdw-fontify-lispy t)
(add-hook 'lisp-interaction-mode-hook 'mdw-fontify-lispy t)
(add-hook 'slime-repl-mode-hook 'mdw-fontify-lispy t)
(add-hook 'lisp-mode-hook 'mdw-common-lisp-indent t)
(trap
  (require 'slime)
  (slime-setup :autodoc t))
(trap (require 'xscheme))
(setq-default xscheme-process-command-line "scheme -large -emacs")
(add-hook 'inferior-lisp-mode-hook
	  #'(lambda ()
	      (local-set-key "\C-m" 'comint-send-and-indent)) t)

(add-hook 'text-mode-hook 'mdw-text-mode t)

;;;----- Shell mode ---------------------------------------------------------

;; --- Make the shell mode aware of my prompt ---