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;;; Copyright (C) 2001-2009, 2012, 2014 by Sam Steingold
;;; released under the GNU GPL <http://www.gnu.org/copyleft/gpl.html>
;;; as a part of CLISP <http://clisp.cons.org>
;;;
;;; the mode for editing CLISP *.d files
;;; add the following to your ~/.emacs.el
;;; (setq auto-mode-alist (cons '("\\.d\\'" . d-mode) auto-mode-alist))
;;; (autoload 'd-mode "/usr/local/src/clisp/emacs/d-mode")
(require 'cc-mode)
(require 'cc-fonts)
(require 'cl) ; `subst'
(defun d-mode-translate-word (word)
"translate the word at point from German into English"
(interactive (list (read-string "translate: " (thing-at-point 'word))))
(shell-command (format "wordtrans -d de-en -i %s" word)))
(defun d-mode-find-C-def (sym)
(interactive
(let ((sym (or (thing-at-point 'symbol)
(save-excursion
(skip-syntax-backward "^w")
(unless (bobp) (backward-char 1))
(thing-at-point 'symbol) ""))))
(list (read-string
"function name: "
(if (string-match ":\\([^:]+\\)$" sym)
(match-string 1 sym) sym)))))
(let* ((c-name
(with-current-buffer (find-file-noselect "constsym.d")
(goto-char (point-min))
(search-forward (concat "\"" (upcase sym) "\""))
(buffer-substring-no-properties
(scan-sexps (point) -2) (1- (scan-sexps (point) -1)))))
(c-def
(with-current-buffer (find-file-noselect "subr.d")
(goto-char (point-min))
(search-forward (concat "(" c-name ","))
(buffer-substring-no-properties
(line-beginning-position) (point)))))
(message "C-name: %s; c-def: %s" c-name c-def)
(tags-search (concat "^" c-def))))
(defun d-mode-extract-index-name-function ()
"Extract the index item name, given a position.
A valid value for `imenu-extract-index-name-function'."
(save-match-data
(cond ((looking-at "LISP")
(search-forward "(")
(let ((c-name (buffer-substring-no-properties
(point) (scan-sexps (point) 1))))
(set-buffer (find-file-noselect "constsym.d"))
(save-excursion
(goto-char (point-min))
(search-forward (concat "LISPSYM(" c-name ","))
(buffer-substring-no-properties
(1+ (point)) (1- (scan-sexps (point) 1))))))
((looking-at "DEFUN")
(re-search-forward "([-A-Za-Z]*::?\\([^ ,]+\\)")
(match-string 1))
((looking-at "\\(local\\|global\\|modexp\\|_Noreturn\\)")
(search-forward "(") (forward-char -1)
(let ((beg (scan-sexps (point) -1)))
(buffer-substring-no-properties beg (scan-sexps beg 1))))
(t ;; (or (looking-at "struct ") (looking-at "#define ")
;; (looking-at "typedef "))
(let ((add-log-current-defun-function nil))
(add-log-current-defun))))))
(defun d-mode-current-defun-function ()
"Return the name of the current function."
(save-excursion
(d-mode-beg-of-defun)
(d-mode-extract-index-name-function)))
(defun d-mode-beg-of-defun ()
"A valid value for `beginning-of-defun-function' for `d-mode'."
(re-search-backward
(eval-when-compile
(concat "^" (regexp-opt '("LISPFUN" "LISPSPECFORM"
"local " "global " "modexp "
"#define " "_Noreturn"
"typedef " "struct " "DEFUN")
t)))
nil 1)) ; move to the limit
(defun d-mode-convert-function ()
"Convert from the old-style to ANSI function definition.
The point should be on the prototype and the definition should follow."
(interactive)
(let ((beg (point)))
(end-of-line 1)
(delete-region (1- (point)) (- (search-forward "{" nil nil) 2))
(forward-char -1) (insert "\n")
(c-indent-region beg (progn (backward-char 2) (forward-sexp) (point)))))
(defun d-mode-convert-lispfun ()
"Convert the LISPFUN to the new indentation."
(interactive)
(search-forward "LISPFUN")
(beginning-of-line)
(let ((beg (point)))
(forward-sexp 2) (insert "\n{ ") (delete-char 1)
(re-search-forward "^ *{")
(delete-region (line-beginning-position) (1+ (point)))
(goto-char beg)
(c-indent-region beg (progn (forward-sexp 3) (point)))))
(defvar d-comment-start "# ") ; for C++: "// ?"
(defconst d-comment-start-block (concat "[ \t]*\\(" d-comment-start "\\)"))
(defun d-mode-convert-comment ()
"Comvert the current comment line from # to /**/"
(interactive)
(save-excursion
(beginning-of-line)
(when (re-search-forward d-comment-start (line-end-position) t)
(replace-match "/* ") (end-of-line)
(if (/= ?\\ (char-before)) (insert " */")
(forward-char -1) (just-one-space) (insert "*/ ")))))
(defun d-mode-convert-block-comment ()
"Comvert the current comment block from # to /**/"
(interactive)
(save-excursion
(beginning-of-line)
(while (looking-at d-comment-start-block)
(forward-line -1))
(replace-match "/* " t t nil 1)
(forward-line 1)
(while (looking-at d-comment-start-block)
(replace-match " " t t nil 1) (forward-line 1))
(forward-char -1) (skip-chars-backward "\\\\") (just-one-space)
(insert "*/ ")))
(defun d-mode-convert-next-comment ()
"Convert the next comment appropriately"
(interactive)
(re-search-forward d-comment-start)
(if (progn (beginning-of-line) (looking-at d-comment-start-block))
(d-mode-convert-block-comment)
(d-mode-convert-comment) (comment-indent)))
(defun d-mode-wrap-do-while ()
"Wrap this block in do/while(0) [for CPP macros]."
(interactive)
(insert "do") (just-one-space) (forward-sexp 1) (just-one-space)
(insert "while(0)"))
(defun d-mode-indent-sharp (s-element)
"Check whether a macro or a comment and indent accordingly."
(save-excursion (back-to-indentation)
(if (looking-at d-comment-start) 0 [0])))
(defvar d-font-lock-extra-types
'(nconc (list "bool" "object" "chart" "[otac]int" "signean" "\\sw+_T"
"s[aco]int" "[csu]?int[BCDLPQWX0-9]*" "hfint" "fcint" "SPint"
"[SU]LONG" "[SU]BYTE" "[DSU]WORD" "[SU]LONGLONG" "RET\\sw*TYPE"
"\\sw+_Pseudofun"
"Values" "SOCKET" "Handle" "stringarg" "FILETIME")
c-font-lock-extra-types)
"Extra types to be fontified as such.")
(defun d-mode-modify-font-lock (form)
"Modify the font locking spec appropriately."
(subst d-font-lock-extra-types 'c-font-lock-extra-types
;; `d-mode' should highlight #foo not only at the beginning-of-line
(if (and (consp form) (stringp (car form))
(= ?^ (aref (car form) 0))
(= ?# (aref (car form) 1)))
(cons (concat "^[ \t]*" (substring (car form) 1)) (cdr form))
form)))
(defvar d-extra-keywords
(eval-when-compile
(regexp-opt '("var" "local" "global" "modexp" "true" "false" "NIL" "T"
"loop" "inline" "NULL" "nullobj" "maygc" "per_thread"
"popSTACK" "pushSTACK" "skipSTACK" "skipSTACKop" "STACKop"
"dotimespC" "dotimesC" "dotimespL" "dotimesL" "dotimespW"
"dotimesW" "_Noreturn" "return_Values"
"SstringDispatch" "SstringCase")
'words)))
(defvar d-font-lock-keywords-1
(mapcar #'d-mode-modify-font-lock c-font-lock-keywords-1))
(defvar d-font-lock-keywords-2
(cons d-extra-keywords
(mapcar #'d-mode-modify-font-lock c-font-lock-keywords-2)))
(defvar d-font-lock-keywords-3
(cons d-extra-keywords
(mapcar #'d-mode-modify-font-lock c-font-lock-keywords-3)))
(defvar d-font-lock-keywords d-font-lock-keywords-1)
(defun d-mode-add-font-locking (default)
(cons (list 'd-font-lock-keywords 'd-font-lock-keywords-1
'd-font-lock-keywords-2 'd-font-lock-keywords-3)
(cdr default)))
(defvar d-mode-font-lock-defaults
(d-mode-add-font-locking
(if (boundp 'running-xemacs)
(get 'c-mode 'font-lock-defaults)
(when (> 21 emacs-major-version)
;; for pre-21 emacs; newer versions inherit font lock automatically
(cdr (assq 'c-mode font-lock-defaults-alist)))))
"The `font-lock-defaults' for `d-mode'.")
(defvar d-mode-build-dir "../build/"
"*The build directory to look at when there is not makefile in src.")
;; from Martin Stjernholm <mast@lysator.liu.se>
;; Date: 26 May 2002 17:34:21 +0200
;; restore the indentation to pre-e21.4
(defun d-indent-to-boi (langelem)
(save-excursion
(goto-char (cdr langelem))
(back-to-indentation)
(vector (current-column))))
(defun d-indent-to-boi+offset (langelem)
(save-excursion
(goto-char (cdr langelem))
(back-to-indentation)
(vector (+ (current-column) c-basic-offset))))
(defun d-mode-compile-command ()
"Compute a reasonable value for the buffer-local `compile-command'."
(let* ((target (if (eq window-system 'w32) "lisp.exe" "lisp.run"))
build-dir
(make (if (eq window-system 'w32) "nmake" "make"))
(makefile
(cond ((file-readable-p "Makefile") nil)
((file-readable-p "makefile") nil)
((file-readable-p "makefile-msvc") "makefile-msvc")
((file-readable-p "makefile.msvc") "makefile.msvc")
((file-readable-p "makefile.msvc5") "makefile.msvc5")
((file-readable-p "Makefile.msvc5") "Makefile.msvc5")
((file-readable-p "makefile-msvs") "makefile-msvs")
((file-readable-p "makefile-gcc")
(setq make "make") "makefile-gcc")
((file-directory-p d-mode-build-dir)
(setq build-dir d-mode-build-dir make "make")
"Makefile")
(t nil))))
(if build-dir
(concat make " -C " build-dir " -f " makefile " " target)
(if makefile
(concat make " -f " makefile " " target)
(concat make " " target)))))
(define-derived-mode d-mode c-mode "D"
"Major mode for editing CLISP source code.
Special commands:
\\{d-mode-map}
Turning on D mode calls the value of the variable `d-mode-hook',
if that value is non-nil.
If you are using Emacs 20.2 or earlier (including XEmacs) and want to
use fontifications, you have to (require 'font-lock) first. Sorry.
Beware - this will modify the original C-mode too!"
(set (make-local-variable 'add-log-current-defun-function)
'd-mode-current-defun-function)
(set (make-local-variable 'imenu-extract-index-name-function)
'd-mode-extract-index-name-function)
(c-set-offset 'cpp-macro 'd-mode-indent-sharp)
(c-set-offset 'block-close 'd-indent-to-boi)
(c-set-offset 'statement-block-intro 'd-indent-to-boi+offset)
;; (setq defun-prompt-regexp
;; "^\\(LISPFUNN?(.*) \\|\\(local\\|global\\|modexp\\|_Noreturn\\) .*\\)")
(set (make-local-variable 'beginning-of-defun-function)
'd-mode-beg-of-defun)
(when (<= 21 emacs-major-version)
(set (make-local-variable 'font-lock-defaults)
d-mode-font-lock-defaults))
(set (make-local-variable 'compile-command)
(d-mode-compile-command)))
(when window-system
;; enable font locking
(if (boundp 'running-xemacs)
(put 'd-mode 'font-lock-defaults d-mode-font-lock-defaults)
(when (and (> 21 emacs-major-version)
(null (assq 'd-mode font-lock-defaults-alist)))
(setq font-lock-defaults-alist
(cons (cons 'd-mode d-mode-font-lock-defaults)
font-lock-defaults-alist)))))
;; enable CLISP "# foo" comments
(modify-syntax-entry ?# ". 1b" d-mode-syntax-table)
(modify-syntax-entry 32 ; space
(if (boundp 'running-xemacs) " 2b" "- 2b")
d-mode-syntax-table)
(modify-syntax-entry ?\n "> b" d-mode-syntax-table)
(modify-syntax-entry ?\f "> b" d-mode-syntax-table)
;; put D buffers along with the C buffers in the menus
(when (boundp 'mouse-buffer-menu-mode-groups)
(push '("\\<D\\>" . "C") mouse-buffer-menu-mode-groups))
;; some keybindings
(define-key d-mode-map (kbd "<f5>") 'd-mode-convert-next-comment)
(eval-and-compile
(defun clisp-existing-file (f &optional r)
"Check that F exists and return R or F if it does."
(and (file-exists-p f) (or r f))))
;; update the dates in headers
(defvar clisp-home-dir
(eval-when-compile
(cl-flet ((clisp-p (dir)
(clisp-existing-file (concat dir "/src/makemake.in") dir)))
(or (clisp-p "~/clisp") (clisp-p "~/src/clisp")
(clisp-p "~/src/clisp/current")
(clisp-p "d:/gnu/clisp/current"))))
"*The location of clisp sources for `clisp-update-dates'")
(defvar clisp-update-dates-user user-full-name
"*Default argument for `clisp-update-dates'")
(defun clisp-update-dates (&optional user)
"Update the dates in file header for the user.
Look at the files that are mentioned in `clisp-home-dir'/src/ChangeLog
as changed by the `user' and check that this date is in that file's header."
(interactive (list (read-from-minibuffer "User: " clisp-update-dates-user)))
(setq clisp-update-dates-user user)
(message "clisp-update-dates: %s" user)
(let* ((c-l (find-file-noselect (expand-file-name "src/ChangeLog"
clisp-home-dir)))
(year (format-time-string "%Y")) start all add update
(re (concat "^" year "-.*" user)))
(with-current-buffer c-l
(save-excursion
(goto-char 0)
(while (setq start (re-search-forward re nil t))
(let ((end (re-search-forward "^[0-9]")))
(goto-char start)
(while (re-search-forward "^\t\\* " end t)
(dolist (file (split-string
(buffer-substring-no-properties
(point) (re-search-forward
"[:()]" (line-end-position) t))
"[ ,():]+" t))
(unless (string-match "gl\\(m4\\|lib\\)\\|build-aux" file)
(push file all))))))))
(setq all (delete-dups all))
(message "clisp-update-dates: %d files: %s" (length all) all)
(dolist (file all)
(let ((fn (or (clisp-existing-file
(expand-file-name file clisp-home-dir))
(clisp-existing-file
(expand-file-name file (concat clisp-home-dir "/src")))
(clisp-existing-file
(expand-file-name
file (concat clisp-home-dir "/modules"))))))
(if fn
(let ((buf (find-file-noselect fn)))
(with-current-buffer buf
(save-excursion
(goto-char 0)
(cond ((null (search-forward user nil t))
(message "clisp-update-dates: %s does not mention %s"
file user)
(push file add))
((progn (beginning-of-line)
(search-forward year (line-end-position) t))
(message "clisp-update-dates: %s is good!" file)
(kill-buffer buf))
(t (message "clisp-update-dates: %s needs updating"
file)
(push file update))))))
(message "clisp-update-dates: %s does not exist" file))))
(message "clisp-update-dates: update %d files %s; add to %d files %s"
(length update) update (length add) add)
(values update add all)))
(provide 'd-mode)