(newline)
(widget-insert "There are text properties here:\n")
(describe-property-list properties)))))
-
-(defcustom unicodedata-file nil
- "Location of Unicode data file.
-This is the UnicodeData.txt file from the Unicode consortium, used for
-diagnostics. If it is non-nil `describe-char-after' will print data
-looked up from it. This facility is mostly of use to people doing
-multilingual development.
-
-This is a fairly large file, not typically present on GNU systems. At
-the time of writing it is at
-<URL:ftp://www.unicode.org/Public/UNIDATA/UnicodeData.txt>."
- :group 'mule
- :version "21.5"
- :type '(choice (const :tag "None" nil)
- file))
-
-;; We could convert the unidata file into a Lispy form once-for-all
-;; and distribute it for loading on demand. It might be made more
-;; space-efficient by splitting strings word-wise and replacing them
-;; with lists of symbols interned in a private obarray, e.g.
-;; "LATIN SMALL LETTER A" => '(LATIN SMALL LETTER A).
-
-;; Fixme: Check whether this needs updating for Unicode 4.
-(defun unicode-data (char)
- "Return a list of Unicode data for unicode CHAR.
-Each element is a list of a property description and the property value.
-The list is null if CHAR isn't found in `unicodedata-file'."
- (when unicodedata-file
- (unless (file-exists-p unicodedata-file)
- (error "`unicodedata-file' %s not found" unicodedata-file))
- (save-excursion
- ;; Find file in fundamental mode to avoid, e.g. flyspell turned
- ;; on for .txt. Don't use RAWFILE arg in case of DOS line endings.
- (set-buffer (let ((auto-mode-alist))
- (find-file-noselect unicodedata-file)))
- (goto-char (point-min))
- (let ((hex (format "%04X" char))
- found first last)
- (if (re-search-forward (concat "^" hex) nil t)
- (setq found t)
- ;; It's not listed explicitly. Look for ranges, e.g. CJK
- ;; ideographs, and check whether it's in one of them.
- (while (and (re-search-forward "^\\([^;]+\\);[^;]+First>;" nil t)
- (>= char (setq first
- (string-to-number (match-string 1) 16)))
- (progn
- (forward-line 1)
- (looking-at "^\\([^;]+\\);[^;]+Last>;")
- (> char
- (setq last
- (string-to-number (match-string 1) 16))))))
- (if (and (>= char first)
- (<= char last))
- (setq found t)))
- (if found
- (let ((fields (mapcar (lambda (elt)
- (if (> (length elt) 0)
- elt))
- (cdr (split-string
- (buffer-substring
- (line-beginning-position)
- (line-end-position))
- ";")))))
- ;; The length depends on whether the last field was empty.
- (unless (or (= 13 (length fields))
- (= 14 (length fields)))
- (error "Invalid contents in %s" unicodedata-file))
- ;; The field names and values lists are slightly
- ;; modified from Mule-UCS unidata.el.
- (list
- (list "Name" (let ((name (nth 0 fields)))
- ;; Check for <..., First>, <..., Last>
- (if (string-match "\\`\\(<[^,]+\\)," name)
- (concat (match-string 1 name) ">")
- name)))
- (list "Category"
- (cdr (assoc
- (nth 1 fields)
- '(("Lu" . "uppercase letter")
- ("Ll" . "lowercase letter")
- ("Lt" . "titlecase letter")
- ("Mn" . "non-spacing mark")
- ("Mc" . "spacing-combining mark")
- ("Me" . "enclosing mark")
- ("Nd" . "decimal digit")
- ("Nl" . "letter number")
- ("No" . "other number")
- ("Zs" . "space separator")
- ("Zl" . "line separator")
- ("Zp" . "paragraph separator")
- ("Cc" . "other control")
- ("Cf" . "other format")
- ("Cs" . "surrogate")
- ("Co" . "private use")
- ("Cn" . "not assigned")
- ("Lm" . "modifier letter")
- ("Lo" . "other letter")
- ("Pc" . "connector punctuation")
- ("Pd" . "dash punctuation")
- ("Ps" . "open punctuation")
- ("Pe" . "close punctuation")
- ("Pi" . "initial-quotation punctuation")
- ("Pf" . "final-quotation punctuation")
- ("Po" . "other punctuation")
- ("Sm" . "math symbol")
- ("Sc" . "currency symbol")
- ("Sk" . "modifier symbol")
- ("So" . "other symbol")))))
- (list "Combining class"
- (cdr (assoc
- (string-to-number (nth 2 fields))
- '((0 . "Spacing")
- (1 . "Overlays and interior")
- (7 . "Nuktas")
- (8 . "Hiragana/Katakana voicing marks")
- (9 . "Viramas")
- (10 . "Start of fixed position classes")
- (199 . "End of fixed position classes")
- (200 . "Below left attached")
- (202 . "Below attached")
- (204 . "Below right attached")
- (208 . "Left attached (reordrant around \
-single base character)")
- (210 . "Right attached")
- (212 . "Above left attached")
- (214 . "Above attached")
- (216 . "Above right attached")
- (218 . "Below left")
- (220 . "Below")
- (222 . "Below right")
- (224 . "Left (reordrant around single base \
-character)")
- (226 . "Right")
- (228 . "Above left")
- (230 . "Above")
- (232 . "Above right")
- (233 . "Double below")
- (234 . "Double above")
- (240 . "Below (iota subscript)")))))
- (list "Bidi category"
- (cdr (assoc
- (nth 3 fields)
- '(("L" . "Left-to-Right")
- ("LRE" . "Left-to-Right Embedding")
- ("LRO" . "Left-to-Right Override")
- ("R" . "Right-to-Left")
- ("AL" . "Right-to-Left Arabic")
- ("RLE" . "Right-to-Left Embedding")
- ("RLO" . "Right-to-Left Override")
- ("PDF" . "Pop Directional Format")
- ("EN" . "European Number")
- ("ES" . "European Number Separator")
- ("ET" . "European Number Terminator")
- ("AN" . "Arabic Number")
- ("CS" . "Common Number Separator")
- ("NSM" . "Non-Spacing Mark")
- ("BN" . "Boundary Neutral")
- ("B" . "Paragraph Separator")
- ("S" . "Segment Separator")
- ("WS" . "Whitespace")
- ("ON" . "Other Neutrals")))))
- (list
- "Decomposition"
- (if (nth 4 fields)
- (let* ((parts (split-string (nth 4 fields)))
- (info (car parts)))
- (if (string-match "\\`<\\(.+\\)>\\'" info)
- (setq info (match-string 1 info))
- (setq info nil))
- (if info (setq parts (cdr parts)))
- ;; Maybe printing ? for unrepresentable unicodes
- ;; here and below should be changed?
- (setq parts (mapconcat
- (lambda (arg)
- (string (or (decode-char
- 'ucs
- (string-to-number arg 16))
- ??)))
- parts " "))
- (concat info parts))))
- (list "Decimal digit value"
- (nth 5 fields))
- (list "Digit value"
- (nth 6 fields))
- (list "Numeric value"
- (nth 7 fields))
- (list "Mirrored"
- (if (equal "Y" (nth 8 fields))
- "yes"))
- (list "Old name" (nth 9 fields))
- (list "ISO 10646 comment" (nth 10 fields))
- (list "Uppercase" (and (nth 11 fields)
- (string (or (decode-char
- 'ucs
- (string-to-number
- (nth 11 fields) 16))
- ??))))
- (list "Lowercase" (and (nth 12 fields)
- (string (or (decode-char
- 'ucs
- (string-to-number
- (nth 12 fields) 16))
- ??))))
- (list "Titlecase" (and (nth 13 fields)
- (string (or (decode-char
- 'ucs
- (string-to-number
- (nth 13 fields) 16))
- ??)))))))))))
-
+\f
+;;; We cannot use the UnicodeData.txt file as such; it is not free.
+;;; We can turn that info a different format and release the result
+;;; as free data. When that is done, we could reinstate the code below.
+;;; For the mean time, here is a dummy placeholder.
+;;; -- rms
+(defun describe-char-unicode-data (char) nil)
+
+;;; (defcustom describe-char-unicodedata-file nil
+;;; "Location of Unicode data file.
+;;; This is the UnicodeData.txt file from the Unicode consortium, used for
+;;; diagnostics. If it is non-nil `describe-char-after' will print data
+;;; looked up from it. This facility is mostly of use to people doing
+;;; multilingual development.
+
+;;; This is a fairly large file, not typically present on GNU systems. At
+;;; the time of writing it is at
+;;; <URL:ftp://www.unicode.org/Public/UNIDATA/UnicodeData.txt>."
+;;; :group 'mule
+;;; :version "21.5"
+;;; :type '(choice (const :tag "None" nil)
+;;; file))
+
+;;; ;; We could convert the unidata file into a Lispy form once-for-all
+;;; ;; and distribute it for loading on demand. It might be made more
+;;; ;; space-efficient by splitting strings word-wise and replacing them
+;;; ;; with lists of symbols interned in a private obarray, e.g.
+;;; ;; "LATIN SMALL LETTER A" => '(LATIN SMALL LETTER A).
+
+;;; ;; Fixme: Check whether this needs updating for Unicode 4.
+;;; (defun describe-char-unicode-data (char)
+;;; "Return a list of Unicode data for unicode CHAR.
+;;; Each element is a list of a property description and the property value.
+;;; The list is null if CHAR isn't found in `describe-char-unicodedata-file'."
+;;; (when describe-char-unicodedata-file
+;;; (unless (file-exists-p describe-char-unicodedata-file)
+;;; (error "`unicodedata-file' %s not found" describe-char-unicodedata-file))
+;;; (save-excursion
+;;; ;; Find file in fundamental mode to avoid, e.g. flyspell turned
+;;; ;; on for .txt. Don't use RAWFILE arg in case of DOS line endings.
+;;; (set-buffer (let ((auto-mode-alist))
+;;; (find-file-noselect describe-char-unicodedata-file)))
+;;; (goto-char (point-min))
+;;; (let ((hex (format "%04X" char))
+;;; found first last)
+;;; (if (re-search-forward (concat "^" hex) nil t)
+;;; (setq found t)
+;;; ;; It's not listed explicitly. Look for ranges, e.g. CJK
+;;; ;; ideographs, and check whether it's in one of them.
+;;; (while (and (re-search-forward "^\\([^;]+\\);[^;]+First>;" nil t)
+;;; (>= char (setq first
+;;; (string-to-number (match-string 1) 16)))
+;;; (progn
+;;; (forward-line 1)
+;;; (looking-at "^\\([^;]+\\);[^;]+Last>;")
+;;; (> char
+;;; (setq last
+;;; (string-to-number (match-string 1) 16))))))
+;;; (if (and (>= char first)
+;;; (<= char last))
+;;; (setq found t)))
+;;; (if found
+;;; (let ((fields (mapcar (lambda (elt)
+;;; (if (> (length elt) 0)
+;;; elt))
+;;; (cdr (split-string
+;;; (buffer-substring
+;;; (line-beginning-position)
+;;; (line-end-position))
+;;; ";")))))
+;;; ;; The length depends on whether the last field was empty.
+;;; (unless (or (= 13 (length fields))
+;;; (= 14 (length fields)))
+;;; (error "Invalid contents in %s" describe-char-unicodedata-file))
+;;; ;; The field names and values lists are slightly
+;;; ;; modified from Mule-UCS unidata.el.
+;;; (list
+;;; (list "Name" (let ((name (nth 0 fields)))
+;;; ;; Check for <..., First>, <..., Last>
+;;; (if (string-match "\\`\\(<[^,]+\\)," name)
+;;; (concat (match-string 1 name) ">")
+;;; name)))
+;;; (list "Category"
+;;; (cdr (assoc
+;;; (nth 1 fields)
+;;; '(("Lu" . "uppercase letter")
+;;; ("Ll" . "lowercase letter")
+;;; ("Lt" . "titlecase letter")
+;;; ("Mn" . "non-spacing mark")
+;;; ("Mc" . "spacing-combining mark")
+;;; ("Me" . "enclosing mark")
+;;; ("Nd" . "decimal digit")
+;;; ("Nl" . "letter number")
+;;; ("No" . "other number")
+;;; ("Zs" . "space separator")
+;;; ("Zl" . "line separator")
+;;; ("Zp" . "paragraph separator")
+;;; ("Cc" . "other control")
+;;; ("Cf" . "other format")
+;;; ("Cs" . "surrogate")
+;;; ("Co" . "private use")
+;;; ("Cn" . "not assigned")
+;;; ("Lm" . "modifier letter")
+;;; ("Lo" . "other letter")
+;;; ("Pc" . "connector punctuation")
+;;; ("Pd" . "dash punctuation")
+;;; ("Ps" . "open punctuation")
+;;; ("Pe" . "close punctuation")
+;;; ("Pi" . "initial-quotation punctuation")
+;;; ("Pf" . "final-quotation punctuation")
+;;; ("Po" . "other punctuation")
+;;; ("Sm" . "math symbol")
+;;; ("Sc" . "currency symbol")
+;;; ("Sk" . "modifier symbol")
+;;; ("So" . "other symbol")))))
+;;; (list "Combining class"
+;;; (cdr (assoc
+;;; (string-to-number (nth 2 fields))
+;;; '((0 . "Spacing")
+;;; (1 . "Overlays and interior")
+;;; (7 . "Nuktas")
+;;; (8 . "Hiragana/Katakana voicing marks")
+;;; (9 . "Viramas")
+;;; (10 . "Start of fixed position classes")
+;;; (199 . "End of fixed position classes")
+;;; (200 . "Below left attached")
+;;; (202 . "Below attached")
+;;; (204 . "Below right attached")
+;;; (208 . "Left attached (reordrant around \
+;;; single base character)")
+;;; (210 . "Right attached")
+;;; (212 . "Above left attached")
+;;; (214 . "Above attached")
+;;; (216 . "Above right attached")
+;;; (218 . "Below left")
+;;; (220 . "Below")
+;;; (222 . "Below right")
+;;; (224 . "Left (reordrant around single base \
+;;; character)")
+;;; (226 . "Right")
+;;; (228 . "Above left")
+;;; (230 . "Above")
+;;; (232 . "Above right")
+;;; (233 . "Double below")
+;;; (234 . "Double above")
+;;; (240 . "Below (iota subscript)")))))
+;;; (list "Bidi category"
+;;; (cdr (assoc
+;;; (nth 3 fields)
+;;; '(("L" . "Left-to-Right")
+;;; ("LRE" . "Left-to-Right Embedding")
+;;; ("LRO" . "Left-to-Right Override")
+;;; ("R" . "Right-to-Left")
+;;; ("AL" . "Right-to-Left Arabic")
+;;; ("RLE" . "Right-to-Left Embedding")
+;;; ("RLO" . "Right-to-Left Override")
+;;; ("PDF" . "Pop Directional Format")
+;;; ("EN" . "European Number")
+;;; ("ES" . "European Number Separator")
+;;; ("ET" . "European Number Terminator")
+;;; ("AN" . "Arabic Number")
+;;; ("CS" . "Common Number Separator")
+;;; ("NSM" . "Non-Spacing Mark")
+;;; ("BN" . "Boundary Neutral")
+;;; ("B" . "Paragraph Separator")
+;;; ("S" . "Segment Separator")
+;;; ("WS" . "Whitespace")
+;;; ("ON" . "Other Neutrals")))))
+;;; (list
+;;; "Decomposition"
+;;; (if (nth 4 fields)
+;;; (let* ((parts (split-string (nth 4 fields)))
+;;; (info (car parts)))
+;;; (if (string-match "\\`<\\(.+\\)>\\'" info)
+;;; (setq info (match-string 1 info))
+;;; (setq info nil))
+;;; (if info (setq parts (cdr parts)))
+;;; ;; Maybe printing ? for unrepresentable unicodes
+;;; ;; here and below should be changed?
+;;; (setq parts (mapconcat
+;;; (lambda (arg)
+;;; (string (or (decode-char
+;;; 'ucs
+;;; (string-to-number arg 16))
+;;; ??)))
+;;; parts " "))
+;;; (concat info parts))))
+;;; (list "Decimal digit value"
+;;; (nth 5 fields))
+;;; (list "Digit value"
+;;; (nth 6 fields))
+;;; (list "Numeric value"
+;;; (nth 7 fields))
+;;; (list "Mirrored"
+;;; (if (equal "Y" (nth 8 fields))
+;;; "yes"))
+;;; (list "Old name" (nth 9 fields))
+;;; (list "ISO 10646 comment" (nth 10 fields))
+;;; (list "Uppercase" (and (nth 11 fields)
+;;; (string (or (decode-char
+;;; 'ucs
+;;; (string-to-number
+;;; (nth 11 fields) 16))
+;;; ??))))
+;;; (list "Lowercase" (and (nth 12 fields)
+;;; (string (or (decode-char
+;;; 'ucs
+;;; (string-to-number
+;;; (nth 12 fields) 16))
+;;; ??))))
+;;; (list "Titlecase" (and (nth 13 fields)
+;;; (string (or (decode-char
+;;; 'ucs
+;;; (string-to-number
+;;; (nth 13 fields) 16))
+;;; ??)))))))))))
+\f
;;;###autoload
(defun describe-char (pos)
"Describe the character after POS (interactively, the character after point).
(encoded-string-description encoded coding)
"not encodable"))))
,@(let ((unicodedata (and unicode
- (unicode-data unicode))))
+ (describe-char-unicode-data unicode))))
(if unicodedata
(cons (list "Unicode data" " ") unicodedata))))))
(setq max-width (apply #'max (mapcar #'(lambda (x) (length (car x)))
projects / emacs.git / commitdiff