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Annotation of 43BSDReno/contrib/emacs-18.55/lisp/spell.el, revision 1.1

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 distributed in the hope that it will be useful,
        !             7: ;; but WITHOUT ANY WARRANTY.  No author or distributor
        !             8: ;; accepts responsibility to anyone for the consequences of using it
        !             9: ;; or for whether it serves any particular purpose or works at all,
        !            10: ;; unless he says so in writing.  Refer to the GNU Emacs General Public
        !            11: ;; License for full details.
        !            12: 
        !            13: ;; Everyone is granted permission to copy, modify and redistribute
        !            14: ;; GNU Emacs, but only under the conditions described in the
        !            15: ;; GNU Emacs General Public License.   A copy of this license is
        !            16: ;; supposed to have been given to you along with GNU Emacs so you
        !            17: ;; can know your rights and responsibilities.  It should be in a
        !            18: ;; file named COPYING.  Among other things, the copyright notice
        !            19: ;; and this notice must be preserved on all copies.
        !            20: 
        !            21: 
        !            22: (defvar spell-command "spell"
        !            23:   "*Command to run the spell program.")
        !            24: 
        !            25: (defvar spell-filter nil
        !            26:   "*Filter function to process text before passing it to spell program.
        !            27: This function might remove text-processor commands.
        !            28: nil means don't alter the text before checking it.")
        !            29: 
        !            30: (defun spell-buffer ()
        !            31:   "Check spelling of every word in the buffer.
        !            32: For each incorrect word, you are asked for the correct spelling
        !            33: and then put into a query-replace to fix some or all occurrences.
        !            34: If you do not want to change a word, just give the same word
        !            35: as its \"correct\" spelling; then the query replace is skipped."
        !            36:   (interactive)
        !            37:   (spell-region (point-min) (point-max) "buffer"))
        !            38: 
        !            39: (defun spell-word ()
        !            40:   "Check spelling of word at or before point.
        !            41: If it is not correct, ask user for the correct spelling
        !            42: and query-replace the entire buffer to substitute it."
        !            43:   (interactive)
        !            44:   (let (beg end spell-filter)
        !            45:     (save-excursion
        !            46:      (if (not (looking-at "\\<"))
        !            47:         (forward-word -1))
        !            48:      (setq beg (point))
        !            49:      (forward-word 1)
        !            50:      (setq end (point)))
        !            51:     (spell-region beg end (buffer-substring beg end))))
        !            52: 
        !            53: (defun spell-region (start end &optional description)
        !            54:   "Like spell-buffer but applies only to region.
        !            55: Used in a program, applies from START to END.
        !            56: DESCRIPTION is an optional string naming the unit being checked:
        !            57: for example, \"word\"."
        !            58:   (interactive "r")
        !            59:   (let ((filter spell-filter)
        !            60:        (buf (get-buffer-create " *temp*")))
        !            61:     (save-excursion
        !            62:      (set-buffer buf)
        !            63:      (widen)
        !            64:      (erase-buffer))
        !            65:     (message "Checking spelling of %s..." (or description "region"))
        !            66:     (if (and (null filter) (= ?\n (char-after (1- end))))
        !            67:        (if (string= "spell" spell-command)
        !            68:            (call-process-region start end "spell" nil buf)
        !            69:          (call-process-region start end shell-file-name
        !            70:                               nil buf nil "-c" spell-command))
        !            71:       (let ((oldbuf (current-buffer)))
        !            72:        (save-excursion
        !            73:         (set-buffer buf)
        !            74:         (insert-buffer-substring oldbuf start end)
        !            75:         (or (bolp) (insert ?\n))
        !            76:         (if filter (funcall filter))
        !            77:         (if (string= "spell" spell-command)
        !            78:             (call-process-region (point-min) (point-max) "spell" t buf)
        !            79:           (call-process-region (point-min) (point-max) shell-file-name
        !            80:                                t buf nil "-c" spell-command)))))
        !            81:     (message "Checking spelling of %s...%s"
        !            82:             (or description "region")
        !            83:             (if (save-excursion
        !            84:                  (set-buffer buf)
        !            85:                  (> (buffer-size) 0))
        !            86:                 "not correct"
        !            87:               "correct"))
        !            88:     (let (word newword
        !            89:          (case-fold-search t)
        !            90:          (case-replace t))
        !            91:       (while (save-excursion
        !            92:              (set-buffer buf)
        !            93:              (> (buffer-size) 0))
        !            94:        (save-excursion
        !            95:         (set-buffer buf)
        !            96:         (goto-char (point-min))
        !            97:         (setq word (downcase
        !            98:                     (buffer-substring (point)
        !            99:                                       (progn (end-of-line) (point)))))
        !           100:         (forward-char 1)
        !           101:         (delete-region (point-min) (point))
        !           102:         (setq newword
        !           103:               (read-input (concat "`" word
        !           104:                                   "' not recognized; edit a replacement: ")
        !           105:                           word))
        !           106:         (flush-lines (concat "^" (regexp-quote word) "$")))
        !           107:        (if (not (equal word newword))
        !           108:            (progn
        !           109:             (goto-char (point-min))
        !           110:             (query-replace-regexp (concat "\\b" (regexp-quote word) "\\b")
        !           111:                                   newword)))))))
        !           112: 
        !           113: 
        !           114: (defun spell-string (string)
        !           115:   "Check spelling of string supplied as argument."
        !           116:   (interactive "sSpell string: ")
        !           117:   (let ((buf (get-buffer-create " *temp*")))
        !           118:     (save-excursion
        !           119:      (set-buffer buf)
        !           120:      (widen)
        !           121:      (erase-buffer)
        !           122:      (insert string "\n")
        !           123:      (if (string= "spell" spell-command)
        !           124:         (call-process-region (point-min) (point-max) "spell"
        !           125:                              t t)
        !           126:        (call-process-region (point-min) (point-max) shell-file-name
        !           127:                            t t nil "-c" spell-command))
        !           128:      (if (= 0 (buffer-size))
        !           129:         (message "%s is correct" string)
        !           130:        (goto-char (point-min))
        !           131:        (while (search-forward "\n" nil t)
        !           132:         (replace-match " "))
        !           133:        (message "%sincorrect" (buffer-substring 1 (point-max)))))))

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