version 1.13, 1995/09/06 21:00:15
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version 1.19, 1996/05/06 12:38:59
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;; This file is part of GNU Emacs. |
;; Forth mode for Emacs |
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;; This file is part of GForth. |
;; Changes by anton |
;; Changes by anton |
;; This is a variant of forth.el that came with TILE. |
;; 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 |
;; I left most of this stuff untouched and made just a few changes for |
;; the things I use (mainly indentation and syntax tables). |
;; the things I use (mainly indentation and syntax tables). |
;; So there is still a lot of work to do to adapt this to gforth. |
;; So there is still a lot of work to do to adapt this to gforth. |
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;; 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. |
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;;; $Header$ |
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;;------------------------------------------------------------------- |
;;------------------------------------------------------------------- |
;; 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 code interpretation: ;code does> begin do ?do +do -do u+do u-do while if ?dup-if ?dup-0=-if else case struct [if] [else] " |
"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.") |
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(defvar forth-negatives |
(defvar forth-negatives |
" ; until repeat while +loop loop s+loop else then endif again endcase end-struct [then] [else] [endif]" |
" ; end-code ;code does> until repeat while +loop loop -loop s+loop else then endif again endcase end-struct [then] [else] [endif] " |
"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.") |
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(defvar forth-zeroes |
(defvar forth-zeroes |
" : :noname " |
" : :noname code interpretation: " |
"Contains all words which causes the indent to go to zero") |
"Contains all words which causes the indent to go to zero") |
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(defvar forth-prefixes |
(defvar forth-prefixes |
Line 240 programmers who tend to fill code won't
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Line 239 programmers who tend to fill code won't
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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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Line 377 the input stream (comments, arguments, e
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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)) |
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(defvar forth-program-name "gforth" |
(defvar forth-program-name "gforth" |
"*Program invoked by the `run-forth' command.") |
"*Program invoked by the `run-forth' command.") |