[gforth] / gforth / gforth.el  

gforth: gforth/gforth.el

Diff for /gforth/gforth.el between version 1.13 and 1.46

version 1.13, Wed Sep 6 21:00:15 1995 UTC version 1.46, Sat Dec 16 17:19:41 2000 UTC
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 ;; This file is part of GNU Emacs.  ;; Forth mode for Emacs
 ;; Changes by anton  
 ;; This is a variant of forth.el that came with TILE.  ;; Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc.
 ;; I left most of this stuff untouched and made just a few changes for  
 ;; the things I use (mainly indentation and syntax tables).  ;; This file is part of Gforth.
 ;; So there is still a lot of work to do to adapt this to gforth.  
   
 ;; GNU Emacs is distributed in the hope that it will be useful,  ;; GForth is distributed in the hope that it will be useful,
 ;; but WITHOUT ANY WARRANTY.  No author or distributor  ;; but WITHOUT ANY WARRANTY.  No author or distributor
 ;; accepts responsibility to anyone for the consequences of using it  ;; accepts responsibility to anyone for the consequences of using it
 ;; or for whether it serves any particular purpose or works at all,  ;; or for whether it serves any particular purpose or works at all,
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 ;; Everyone is granted permission to copy, modify and redistribute  ;; Everyone is granted permission to copy, modify and redistribute
 ;; GNU Emacs, but only under the conditions described in the  ;; GNU Emacs, but only under the conditions described in the
 ;; GNU Emacs General Public License.   A copy of this license is  ;; GNU Emacs General Public License.   A copy of this license is
 ;; supposed to have been given to you along with GNU Emacs so you  ;; supposed to have been given to you along with Gforth so you
 ;; can know your rights and responsibilities.  It should be in a  ;; can know your rights and responsibilities.  It should be in a
 ;; file named COPYING.  Among other things, the copyright notice  ;; file named COPYING.  Among other things, the copyright notice
 ;; and this notice must be preserved on all copies.  ;; and this notice must be preserved on all copies.
   
 ;;; $Header$  ;; Changes by anton
   ;; This is a variant of forth.el that came with TILE.
   ;; I left most of this stuff untouched and made just a few changes for
   ;; the things I use (mainly indentation and syntax tables).
   ;; So there is still a lot of work to do to adapt this to gforth.
   
 ;;-------------------------------------------------------------------  ;;-------------------------------------------------------------------
 ;; A Forth indentation, documentation search and interaction library  ;; A Forth indentation, documentation search and interaction library
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 (defvar forth-positives  (defvar forth-positives
   " : :noname begin do ?do while if ?dup-if ?dup-not-if else case struct [if] [else] "    " : :noname m: :m code interpretation: ;code does> begin do ?do +do -do u+do u-do while if ?dup-if ?dup-0=-if else case of struct [if] [ifdef] [ifundef] [else] with public: private: class try recover "
   "Contains all words which will cause the indent-level to be incremented    "*Contains all words which will cause the indent-level to be incremented
 on the next line.  on the next line.
 OBS! All words in forth-positives must be surrounded by spaces.")  OBS! All words in forth-positives must be surrounded by spaces.")
   
 (defvar forth-negatives  (defvar forth-negatives
   " ; until repeat while +loop loop s+loop else then endif again endcase end-struct [then] [else] [endif]"    " ; ;m end-code ;code does> until repeat while +loop loop -loop s+loop else then endif again endcase endof end-struct [then] [else] [endif] endwith end-class class; how: recover endtry "
   "Contains all words which will cause the indent-level to be decremented    "*Contains all words which will cause the indent-level to be decremented
 on the current line.  on the current line.
 OBS! All words in forth-negatives must be surrounded by spaces.")  OBS! All words in forth-negatives must be surrounded by spaces.")
   
 (defvar forth-zeroes  (defvar forth-zeroes
   " : :noname "    " : :noname code interpretation: public: private: how: implements class class; "
   "Contains all words which causes the indent to go to zero")    "*Contains all words which causes the indent to go to zero")
   
   (setq forth-zero 0)
   
   (defvar forth-zup
     " how: implements "
     "Contains all words which causes zero indent level to change")
   
   (defvar forth-zdown
     " class; how: class public: private: "
     "Contains all words which causes zero indent level to change")
   
 (defvar forth-prefixes  (defvar forth-prefixes
   " postpone [compile] ['] [char] "    " postpone [compile] ['] [char] "
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 (if (not forth-mode-map)  (if (not forth-mode-map)
     (setq forth-mode-map (make-sparse-keymap)))      (setq forth-mode-map (make-sparse-keymap)))
   
 (global-set-key "\e\C-m" 'forth-send-paragraph)  
 (global-set-key "\C-x\C-m" 'forth-split)  
 (global-set-key "\e " 'forth-reload)  
   
 ;(define-key forth-mode-map "\M-\C-x" 'compile)  ;(define-key forth-mode-map "\M-\C-x" 'compile)
 (define-key forth-mode-map "\C-x\\" 'comment-region)  (define-key forth-mode-map "\C-x\\" 'comment-region)
 (define-key forth-mode-map "\C-x~" 'forth-remove-tracers)  (define-key forth-mode-map "\C-x~" 'forth-remove-tracers)
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 (define-key forth-mode-map "\M-q" 'forth-fill-paragraph)  (define-key forth-mode-map "\M-q" 'forth-fill-paragraph)
 (define-key forth-mode-map "\e." 'forth-find-tag)  (define-key forth-mode-map "\e." 'forth-find-tag)
   
 (load "etags.el")  ;setup for C-h C-i to work
   (if (fboundp 'info-lookup-add-help)
       (info-lookup-add-help
        :topic 'symbol
        :mode 'forth-mode
        :regexp "[^
   ]+"
        :ignore-case t
        :doc-spec '(("(gforth)Name Index" nil "`" "'  "))))
   
   (load "etags")
   
 (defun forth-find-tag (tagname &optional next-p regexp-p)  (defun forth-find-tag (tagname &optional next-p regexp-p)
   (interactive (find-tag-interactive "Find tag: "))    (interactive (find-tag-interactive "Find tag: "))
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   (setq comment-column 40)    (setq comment-column 40)
   (make-local-variable 'comment-start-skip)    (make-local-variable 'comment-start-skip)
   (setq comment-start-skip "\\ ")    (setq comment-start-skip "\\ ")
   (make-local-variable 'comment-indent-hook)  ; this is obsolete (according to 20.5 docs) and replace with comment-indent-function
   (setq comment-indent-hook 'forth-comment-indent)  ;  (make-local-hook 'comment-indent-hook)
   ;  (add-hook 'comment-indent-hook 'forth-comment-indent nil t)
     (make-local-variable 'comment-indent-function)
     (setq comment-indent-function 'forth-comment-indent)
   (make-local-variable 'parse-sexp-ignore-comments)    (make-local-variable 'parse-sexp-ignore-comments)
   (setq parse-sexp-ignore-comments t))    (setq parse-sexp-ignore-comments t))
   
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   "    "
 Major mode for editing Forth code. Tab indents for Forth code. Comments  Major mode for editing Forth code. Tab indents for Forth code. Comments
 are delimited with \\ and newline. Paragraphs are separated by blank lines  are delimited with \\ and newline. Paragraphs are separated by blank lines
 only. Delete converts tabs to spaces as it moves back.  only.
 \\{forth-mode-map}  \\{forth-mode-map}
  Forth-split   Forth-split
     Positions the current buffer on top and a forth-interaction window      Positions the current buffer on top and a forth-interaction window
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 ;      (run-forth forth-program-name))  ;      (run-forth forth-program-name))
   (run-hooks 'forth-mode-hook))    (run-hooks 'forth-mode-hook))
   
 (setq forth-mode-hook  (add-hook 'forth-mode-hook
       '(lambda ()        '(lambda ()
          (make-local-variable 'compile-command)           (make-local-variable 'compile-command)
          (setq compile-command "gforth ")))           (setq compile-command "gforth ")))
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     (beginning-of-line)      (beginning-of-line)
     (while (and      (while (and
              (= (forward-line -1) 0)               (= (forward-line -1) 0)
              (looking-at "[ \t]*\\\\[ \t]+")))               (looking-at "[ \t]*\\\\g?[ \t]+")))
     (if (not (looking-at "[ \t]*\\\\[ \t]+"))      (if (not (looking-at "[ \t]*\\\\g?[ \t]+"))
         (forward-line 1))          (forward-line 1))
     (let ((from (point))      (let ((from (point))
           (to (save-excursion (forward-paragraph) (point))))            (to (save-excursion (forward-paragraph) (point))))
       (if (looking-at "[ \t]*\\\\[ \t]+")        (if (looking-at "[ \t]*\\\\g?[ \t]+")
           (progn (goto-char (match-end 0))            (progn (goto-char (match-end 0))
                  (set-fill-prefix)                   (set-fill-prefix)
                  (fill-region from to nil))))))                   (fill-region from to nil))))))
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                          (regexp-quote (concat " " w1 " "))                           (regexp-quote (concat " " w1 " "))
                          forth-negatives)                           forth-negatives)
                         forth-indent-level 0)))                          forth-indent-level 0)))
       (if (string-match (regexp-quote (concat " " w1 " ")) forth-zdown)
           (setq forth-zero 0))
     (if (string-match (regexp-quote (concat " " w1 " ")) forth-zeroes)      (if (string-match (regexp-quote (concat " " w1 " ")) forth-zeroes)
         (setq indent 0))          (setq indent forth-zero))
       (if (string-match (regexp-quote (concat " " w1 " ")) forth-zup)
           (setq forth-zero 4))
     indent))      indent))
   
 (defun forth-sum-line-indentation ()  (defun forth-sum-line-indentation ()
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 (defun forth-remove-tracers ()  (defun forth-remove-tracers ()
   "Remove tracers of the form `~~ '. Queries the user for each occurrence."    "Remove tracers of the form `~~ '. Queries the user for each occurrence."
   (interactive)    (interactive)
   (query-replace "~~ " ""))    (query-replace-regexp "\\(~~ \\| ~~$\\)" "" nil))
   
 (defvar forth-program-name "gforth"  (defvar forth-program-name "gforth"
   "*Program invoked by the `run-forth' command.")    "*Program invoked by the `run-forth' command.")
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   (forth-split)    (forth-split)
   (forth-set-runlight forth-runlight:input))    (forth-set-runlight forth-runlight:input))
   
   (defun run-forth-if-not ()
     (if (not (forth-process-running-p))
         (run-forth forth-program-name)))
   
 (defun reset-forth ()  (defun reset-forth ()
   "Reset the Forth process."    "Reset the Forth process."
   (interactive)    (interactive)
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   (interactive)    (interactive)
   (let ((process (get-process forth-program-name)))    (let ((process (get-process forth-program-name)))
     (if process (kill-process process t)))      (if process (kill-process process t)))
   (sleep-for-millisecs 100)    (sleep-for 0 100)
   (forth-mode))    (forth-mode))
   
   
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 (require 'outline)  (require 'outline)
   
 ;;(define-key outline-minor-mode-map 'f9 'show-entry)  (defun f-outline-level ()
 ;;(define-key outline-minor-mode-map 'f10 'hide-entry)          (cond   ((looking-at "\\`\\\\")
                           0)
                   ((looking-at "\\\\ SEC")
                           0)
                   ((looking-at "\\\\ \\\\ .*")
                           0)
                   ((looking-at "\\\\ DEFS")
                           1)
                   ((looking-at "\\/\\* ")
                           1)
                   ((looking-at ": .*")
                           1)
                   ((looking-at "\\\\G")
                           2)
                   ((looking-at "[ \t]+\\\\")
                           3))
   )
   
 (defun fold-f  ()  (defun fold-f  ()
    (interactive)     (interactive)
    (add-hook 'outline-minor-mode-hook 'hide-body)     (add-hook 'outline-minor-mode-hook 'hide-body)
   
    ; outline mode header start, i.e. find word definitions     ; outline mode header start, i.e. find word definitions
    (setq  outline-regexp  "^\\(:\\)[ \t]+\\([^ \t]*\\)")  ;;;   (setq  outline-regexp  "^\\(:\\)[ \t]+\\([^ \t]*\\)")
      (setq  outline-regexp  "\\`\\\\\\|:\\|\\\\ SEC\\|\\\\G\\|[ \t]+\\\\\\|\\\\ DEFS\\|\\/\\*\\|\\\\ \\\\ .*")
      (setq outline-level 'f-outline-level)
   
    (outline-minor-mode)     (outline-minor-mode)
      (define-key outline-minor-mode-map '(shift up) 'hide-sublevels)
      (define-key outline-minor-mode-map '(shift right) 'show-children)
      (define-key outline-minor-mode-map '(shift left) 'hide-subtree)
      (define-key outline-minor-mode-map '(shift down) 'show-subtree)
   
 )  )
   
   ;;(define-key global-map '(shift up) 'fold-f)
   
 ;;; end file folding  ;;; end file folding
   
 ;;; func-menu is a package that scans your source file for function definitions  ;;; func-menu is a package that scans your source file for function definitions
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        (require 'func-menu)         (require 'func-menu)
 ;;       (define-key global-map 'f8 'function-menu)  ;;       (define-key global-map 'f8 'function-menu)
        (add-hook 'find-fible-hooks 'fume-add-menubar-entry)         (add-hook 'find-fible-hooks 'fume-add-menubar-entry)
        (define-key global-map "\C-cg" 'fume-prompt-function-goto)  ;       (define-key global-map "\C-cg" 'fume-prompt-function-goto)
        (define-key global-map '(shift button3) 'mouse-function-menu)  ;       (define-key global-map '(shift button3) 'mouse-function-menu)
        ))         ))
   
   ;;; Highlighting
   
   ; (cond ((featurep 'hilit19)
   ;  (if (not (file-exists-p "/usr/share/emacs/site-lisp/hl319.el"))
   ;      (require 'hilit19)
   ;    (require 'hl319))
   
   ;  (hilit-set-mode-patterns
   ;   '(forth-mode)
   ;   (append
   ;    '(("\\\\ \\(.*\\)$" nil comment))    ; comments
   ;    '(("\\\\[gG] \\(.*\\)$" nil comment)) ; comments
   ;    '(("(\\( [^)\n]* \\| \\)--\\( [^)\n]* \\| \\))" nil decl))
   ;    '(("( " ")" comment))
   ;    '(("\" [^\"\n]*\"" nil string))
   ;    '(("\\(\\[IF]\\|\\[IFDEF]\\|\\[IFUNDEF]\\|\\[ELSE]\\|\\[THEN]\\|IF\\|ELSE\\|THEN\\|CASE\\|ENDCASE\\|OF\\|ENDOF\\|BEGIN\\|WHILE\\|REPEAT\\|UNTIL\\|AGAIN\\|DOES>\\|?DO\\|DO\\|\+LOOP\\|UNLOOP\\|LOOP\\|EXIT\\)" nil keyword))
   ;    '(("\\(\\[if]\\|\\[ifdef]\\|\\[ifundef]\\|\\[else]\\|\\[then]\\|if\\|else\\|then\\|case\\|endcase\\|of\\|endof\\|begin\\|while\\|repeat\\|until\\|again\\|does>\\|?do\\|do\\|\+loop\\|unloop\\|loop\\|exit\\)" nil keyword))
   ;    '((": *[^ \n]*" nil defun))
   ;    '(("Defer *[^ \n]*" nil defun))
   ;    '(("\\(Variable\\|Constant\\|Value\\|Create\\) *[^ \n]*" nil define))
   ;    '(("\\(include\\|require\\) *[^ \n]*" nil include))
   ;    '(("[\n    ]\\(\\$[0-9A-Fa-f]+[\n  ]\\|&[0-9]+[\n  ]\\|[0-9]+[\n   ]\\|%[01]+[\n   ]\\|'[^ \n]+\\)+" nil formula))
   ;    '((":noname" nil defun))))))
   
   ;; end
   

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