1 ;;; spell.el --- spelling correction interface for Emacs.
3 ;; Copyright (C) 1985 Free Software Foundation, Inc.
8 ;; This file is part of XEmacs.
10 ;; XEmacs is free software; you can redistribute it and/or modify it
11 ;; under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; XEmacs is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with XEmacs; see the file COPYING. If not, write to the Free
22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 ;;; Synched up with: FSF 19.34.
29 ;; This mode provides an Emacs interface to the UNIX spell(1) program.
30 ;; Entry points are `spell-buffer', `spell-word', `spell-region' and
31 ;; `spell-string'. These facilities are documented in the Emacs user's
36 (defvar spell-command "spell"
37 "*Command to run the spell program.")
39 (defvar spell-filter nil
40 "*Filter function to process text before passing it to spell program.
41 This function might remove text-processor commands.
42 nil means don't alter the text before checking it.")
45 (put 'spell-filter 'risky-local-variable t)
48 (defun spell-buffer ()
49 "Check spelling of every word in the buffer.
50 For each incorrect word, you are asked for the correct spelling
51 and then put into a query-replace to fix some or all occurrences.
52 If you do not want to change a word, just give the same word
53 as its \"correct\" spelling; then the query replace is skipped."
55 (spell-region (point-min) (point-max) "buffer"))
59 "Check spelling of word at or before point.
60 If it is not correct, ask user for the correct spelling
61 and `query-replace' the entire buffer to substitute it."
63 (let (beg end spell-filter)
65 (if (not (looking-at "\\<"))
70 (spell-region beg end (buffer-substring beg end))))
73 (defun spell-region (start end &optional description)
74 "Like `spell-buffer' but applies only to region.
75 Used in a program, applies from START to END.
76 DESCRIPTION is an optional string naming the unit being checked:
77 for example, \"word\"."
79 (let ((filter spell-filter)
80 (buf (get-buffer-create " *temp*")))
85 (message "Checking spelling of %s..." (or description "region"))
86 (if (and (null filter) (= ?\n (char-after (1- end))))
87 (if (string= "spell" spell-command)
88 (call-process-region start end "spell" nil buf)
89 (call-process-region start end shell-file-name
90 nil buf nil "-c" spell-command))
91 (let ((oldbuf (current-buffer)))
94 (insert-buffer-substring oldbuf start end)
95 (or (bolp) (insert ?\n))
96 (if filter (funcall filter))
97 (if (string= "spell" spell-command)
98 (call-process-region (point-min) (point-max) "spell" t buf)
99 (call-process-region (point-min) (point-max) shell-file-name
100 t buf nil "-c" spell-command)))))
101 (message "Checking spelling of %s...%s"
102 (or description "region")
111 (while (save-excursion
116 (goto-char (point-min))
118 (buffer-substring (point)
119 (progn (end-of-line) (point)))))
121 (delete-region (point-min) (point))
123 (read-input (concat "`" word
124 "' not recognized; edit a replacement: ")
126 (flush-lines (concat "^" (regexp-quote word) "$")))
127 (if (not (equal word newword))
129 (goto-char (point-min))
130 (query-replace-regexp (concat "\\b" (regexp-quote word) "\\b")
135 (defun spell-string (string)
136 "Check spelling of string supplied as argument."
137 (interactive "sSpell string: ")
138 (let ((buf (get-buffer-create " *temp*")))
144 (if (string= "spell" spell-command)
145 (call-process-region (point-min) (point-max) "spell"
147 (call-process-region (point-min) (point-max) shell-file-name
148 t t nil "-c" spell-command))
149 (if (= 0 (buffer-size))
150 (message "%s is correct" string)
151 (goto-char (point-min))
152 (while (search-forward "\n" nil t)
154 (message "%sincorrect" (buffer-substring 1 (point-max)))))))
156 ;;; spell.el ends here