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1.1 root 1: ;; Spelling correction interface for Emacs.
2: ;; Copyright (C) 1985 Free Software Foundation, Inc.
3:
4: ;; This file is part of GNU Emacs.
5:
6: ;; GNU Emacs is free software; you can redistribute it and/or modify
7: ;; it under the terms of the GNU General Public License as published by
8: ;; the Free Software Foundation; either version 1, or (at your option)
9: ;; any later version.
10:
11: ;; GNU Emacs is distributed in the hope that it will be useful,
12: ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13: ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14: ;; GNU General Public License for more details.
15:
16: ;; You should have received a copy of the GNU General Public License
17: ;; along with GNU Emacs; see the file COPYING. If not, write to
18: ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
19:
20:
21: (defvar spell-command "spell"
22: "*Command to run the spell program.")
23:
24: (defvar spell-filter nil
25: "*Filter function to process text before passing it to spell program.
26: This function might remove text-processor commands.
27: nil means don't alter the text before checking it.")
28:
29: (defun spell-buffer ()
30: "Check spelling of every word in the buffer.
31: For each incorrect word, you are asked for the correct spelling
32: and then put into a query-replace to fix some or all occurrences.
33: If you do not want to change a word, just give the same word
34: as its \"correct\" spelling; then the query replace is skipped."
35: (interactive)
36: (spell-region (point-min) (point-max) "buffer"))
37:
38: (defun spell-word ()
39: "Check spelling of word at or before point.
40: If it is not correct, ask user for the correct spelling
41: and query-replace the entire buffer to substitute it."
42: (interactive)
43: (let (beg end spell-filter)
44: (save-excursion
45: (if (not (looking-at "\\<"))
46: (forward-word -1))
47: (setq beg (point))
48: (forward-word 1)
49: (setq end (point)))
50: (spell-region beg end (buffer-substring beg end))))
51:
52: (defun spell-region (start end &optional description)
53: "Like spell-buffer but applies only to region.
54: Used in a program, applies from START to END.
55: DESCRIPTION is an optional string naming the unit being checked:
56: for example, \"word\"."
57: (interactive "r")
58: (let ((filter spell-filter)
59: (buf (get-buffer-create " *temp*")))
60: (save-excursion
61: (set-buffer buf)
62: (widen)
63: (erase-buffer))
64: (message "Checking spelling of %s..." (or description "region"))
65: (if (and (null filter) (= ?\n (char-after (1- end))))
66: (if (string= "spell" spell-command)
67: (call-process-region start end "spell" nil buf)
68: (call-process-region start end shell-file-name
69: nil buf nil "-c" spell-command))
70: (let ((oldbuf (current-buffer)))
71: (save-excursion
72: (set-buffer buf)
73: (insert-buffer-substring oldbuf start end)
74: (or (bolp) (insert ?\n))
75: (if filter (funcall filter))
76: (if (string= "spell" spell-command)
77: (call-process-region (point-min) (point-max) "spell" t buf)
78: (call-process-region (point-min) (point-max) shell-file-name
79: t buf nil "-c" spell-command)))))
80: (message "Checking spelling of %s...%s"
81: (or description "region")
82: (if (save-excursion
83: (set-buffer buf)
84: (> (buffer-size) 0))
85: "not correct"
86: "correct"))
87: (let (word newword
88: (case-fold-search t)
89: (case-replace t))
90: (while (save-excursion
91: (set-buffer buf)
92: (> (buffer-size) 0))
93: (save-excursion
94: (set-buffer buf)
95: (goto-char (point-min))
96: (setq word (downcase
97: (buffer-substring (point)
98: (progn (end-of-line) (point)))))
99: (forward-char 1)
100: (delete-region (point-min) (point))
101: (setq newword
102: (read-input (concat "`" word
103: "' not recognized; edit a replacement: ")
104: word))
105: (flush-lines (concat "^" (regexp-quote word) "$")))
106: (if (not (equal word newword))
107: (progn
108: (goto-char (point-min))
109: (query-replace-regexp (concat "\\b" (regexp-quote word) "\\b")
110: newword)))))))
111:
112:
113: (defun spell-string (string)
114: "Check spelling of string supplied as argument."
115: (interactive "sSpell string: ")
116: (let ((buf (get-buffer-create " *temp*")))
117: (save-excursion
118: (set-buffer buf)
119: (widen)
120: (erase-buffer)
121: (insert string "\n")
122: (if (string= "spell" spell-command)
123: (call-process-region (point-min) (point-max) "spell"
124: t t)
125: (call-process-region (point-min) (point-max) shell-file-name
126: t t nil "-c" spell-command))
127: (if (= 0 (buffer-size))
128: (message "%s is correct" string)
129: (goto-char (point-min))
130: (while (search-forward "\n" nil t)
131: (replace-match " "))
132: (message "%sincorrect" (buffer-substring 1 (point-max)))))))
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