(defparameter *decomposition-base* nil)
(defun hash-misc (gc-index bidi-index ccc-index decimal-digit digit
- bidi-mirrored cl-both-case-p)
+ bidi-mirrored cl-both-case-p decomposition-info)
(let* ((list (list gc-index bidi-index ccc-index decimal-digit digit
- bidi-mirrored cl-both-case-p))
+ bidi-mirrored cl-both-case-p decomposition-info))
(index (gethash list *misc-hash*)))
(or index
(progn
(defun compare-misc-entry (left right)
(destructuring-bind (left-gc-index left-bidi-index left-ccc-index
left-decimal-digit left-digit left-bidi-mirrored
- left-cl-both-case-p)
+ left-cl-both-case-p left-decomposition-info)
left
(destructuring-bind (right-gc-index right-bidi-index right-ccc-index
right-decimal-digit right-digit right-bidi-mirrored
- right-cl-both-case-p)
+ right-cl-both-case-p right-decomposition-info)
right
(or (and left-cl-both-case-p (not right-cl-both-case-p))
(and (or left-cl-both-case-p (not right-cl-both-case-p))
(or (< left-gc-index right-gc-index)
(and (= left-gc-index right-gc-index)
- (or (< left-bidi-index right-bidi-index)
- (and (= left-bidi-index right-bidi-index)
- (or (< left-ccc-index right-ccc-index)
- (and (= left-ccc-index right-ccc-index)
- (or (string< left-decimal-digit
- right-decimal-digit)
- (and (string= left-decimal-digit
- right-decimal-digit)
- (or (string< left-digit right-digit)
- (and (string= left-digit
- right-digit)
- (string< left-bidi-mirrored
- right-bidi-mirrored))))))))))))))))
+ (or (< left-decomposition-info right-decomposition-info)
+ (and (= left-decomposition-info right-decomposition-info)
+ (or (< left-bidi-index right-bidi-index)
+ (and (= left-bidi-index right-bidi-index)
+ (or (< left-ccc-index right-ccc-index)
+ (and (= left-ccc-index right-ccc-index)
+ (or (string< left-decimal-digit
+ right-decimal-digit)
+ (and (string= left-decimal-digit
+ right-decimal-digit)
+ (or (string< left-digit right-digit)
+ (and (string= left-digit
+ right-digit)
+ (string< left-bidi-mirrored
+ right-bidi-mirrored))))))))))))))))))
(defun build-misc-table ()
(sort *misc-table* #'compare-misc-entry)
(setq *misc-mapping* (make-array (1+ *misc-index*)))
(loop for i from 0 to *misc-index*
- do (setf (aref *misc-mapping*
- (gethash (aref *misc-table* i) *misc-hash*))
- i)))
+ do (setf (aref *misc-mapping*
+ (gethash (aref *misc-table* i) *misc-hash*))
+ i)))
(defun slurp-ucd ()
(setq *last-uppercase* nil)
(setq *name-size* 0)
(setq *misc-hash* (make-hash-table :test #'equal))
(setq *misc-index* -1)
- (setq *misc-table* (make-array 256 :fill-pointer 0))
+ (setq *misc-table* (make-array 2048 :fill-pointer 0))
(setq *both-cases* nil)
(setq *decompositions* 0)
- (setq *decomposition-types* (make-hash-table :test #'equal))
+ (setq *decomposition-types*
+ (let ((array (make-array 256 :initial-element nil :fill-pointer 1)))
+ (vector-push "" array)
+ (vector-push "<compat>" array)
+ array))
(setq *decomposition-length-max* 0)
(setq *decomposition-base* (make-array (ash #x110000
(- *page-size-exponent*))
(cl-both-case-p
(not (null (or (and (= gc-index 0) lower-index)
(and (= gc-index 1) upper-index)))))
- (misc-index (hash-misc gc-index bidi-index ccc-index
- decimal-digit digit bidi-mirrored
- cl-both-case-p)))
+ (decomposition-info 0))
(declare (ignore digit-index))
(when (and (not cl-both-case-p)
(< gc-index 2))
(format t "~A~%" name))
(incf *name-size* (length name))
(when (string/= "" decomposition-type-and-mapping)
- (let ((split (split-string decomposition-type-and-mapping
- #\Space)))
- (when (char= #\< (aref (first split) 0))
- (setf (gethash (pop split) *decomposition-types*) t))
+ (let ((split (split-string decomposition-type-and-mapping #\Space)))
+ (cond
+ ((char= #\< (aref (first split) 0))
+ (unless (position (first split) *decomposition-types*
+ :test #'equal)
+ (vector-push (first split) *decomposition-types*))
+ (setf decomposition-info (position (pop split) *decomposition-types* :test #'equal)))
+ (t (setf decomposition-info 1)))
(unless (aref *decomposition-base* (cp-high code-point))
(setf (aref *decomposition-base* (cp-high code-point))
(make-array (ash 1 *page-size-exponent*)
(setq *last-uppercase* nil)))
(when (> ccc-index 255)
(error "canonical combining class too large ~A" ccc-index))
- (let ((result (make-ucd :misc misc-index
- :transform (or upper-index lower-index 0))))
+ (let* ((misc-index (hash-misc gc-index bidi-index ccc-index
+ decimal-digit digit bidi-mirrored
+ cl-both-case-p decomposition-info))
+ (result (make-ucd :misc misc-index
+ :transform (or upper-index lower-index 0))))
(when (and (> (length name) 7)
(string= ", Last>" name :start2 (- (length name) 7)))
(let ((page-start (ash (+ *block-first*
(setf (aref (aref *ucd-base* code-high) code-low) encoding
(gethash code-point *unicode-names*) name))))
+;;; this fixes up the case conversion discrepancy between CL and
+;;; Unicode: CL operators depend on char-downcase / char-upcase being
+;;; inverses, which is not true in general in Unicode even for
+;;; characters which change case to single characters.
(defun second-pass ()
(loop for i from 0 below (length *ucd-base*)
when (aref *ucd-base* i)
(+ (ash i *page-size-exponent*) j))))
do (destructuring-bind (gc-index bidi-index ccc-index
decimal-digit digit bidi-mirrored
- cl-both-case-p)
+ cl-both-case-p decomposition-info)
(aref *misc-table* (ucd-misc result))
(declare (ignore cl-both-case-p))
(format t "~A~%" (+ (ash i *page-size-exponent*) j))
(setf (ucd-misc result)
(hash-misc gc-index bidi-index ccc-index
decimal-digit digit bidi-mirrored
- nil))))))
+ nil decomposition-info))))))
(defun write-3-byte (triplet stream)
(write-byte (ldb (byte 8 0) triplet) stream)
(write-byte (ldb (byte 8 8) triplet) stream)
(write-byte (ldb (byte 8 16) triplet) stream))
+(defun write-4-byte (quadruplet stream)
+ (write-byte (ldb (byte 8 24) quadruplet) stream)
+ (write-byte (ldb (byte 8 16) quadruplet) stream)
+ (write-byte (ldb (byte 8 8) quadruplet) stream)
+ (write-byte (ldb (byte 8 0) quadruplet) stream))
+
(defun digit-to-byte (digit)
(if (string= "" digit)
255
:if-exists :supersede
:if-does-not-exist :create)
(loop for (gc-index bidi-index ccc-index decimal-digit digit
- bidi-mirrored)
+ bidi-mirrored nil decomposition-info)
across *misc-table*
do (write-byte gc-index stream)
do (write-byte bidi-index stream)
do (write-byte (digit-to-byte decimal-digit) stream)
do (write-byte (digit-to-byte digit) stream)
do (write-byte (if (string= "N" bidi-mirrored) 0 1) stream)
- do (write-byte 0 stream)
+ do (write-byte decomposition-info stream)
do (write-byte 0 stream))
(loop for page across *ucd-base*
do (write-byte (if page (gethash page hash) 0) stream))
(loop for page across array
do (loop for entry across page
+ do (write-4-byte
+ (dpb (if entry (aref *misc-mapping* (ucd-misc entry)) #x7ff)
+ (byte 11 21)
+ (if entry (ucd-transform entry) 0))
+ stream)
+ #+nil #+nil
do (write-byte (if entry
(aref *misc-mapping* (ucd-misc entry))
255)
stream)
+ #+nil #+nil
do (write-3-byte (if entry (ucd-transform entry) 0)
stream))))))
(with-open-file (f (make-pathname :name "ucd-names" :type "lisp-expr"
(values))
;;; The stuff below is dependent on misc.lisp-expr being
-;;; (:LENGTH 217 :UPPERCASE (0 2) :LOWERCASE (1 3) :TITLECASE (4)).
;;;
-;;; There are two entries for UPPERCASE and LOWERCASE because some
-;;; characters have case (by Unicode standards) but are not
-;;; transformable character-by-character in a locale-independent way
-;;; (as CL requires for its standard operators).
+;;; (:LENGTH 395 :UPPERCASE (0 1 2 3 8 9 10 11) :LOWERCASE (4 5 6 7 12 13 14 15) :TITLECASE (16 17))
+;;;
+;;; There are two groups of entries for UPPERCASE and LOWERCASE
+;;; because some characters have case (by Unicode standards) but are
+;;; not transformable character-by-character in a locale-independent
+;;; way (as CL requires for its standard operators).
;;;
;;; for more details on these debugging functions, see the description
;;; of the character database format in src/code/target-char.lisp
-(defparameter *length* 217)
+(defparameter *length* 395)
(defun cp-index (cp)
(let* ((cp-high (cp-high cp))
(* 4 (cp-low cp)))))
(defun cp-value-0 (cp)
- (aref *compiled-ucd* (cp-index cp)))
+ (let ((index (cp-index cp)))
+ (dpb (aref *compiled-ucd* index)
+ (byte 8 3)
+ (ldb (byte 3 5) (aref *compiled-ucd* (1+ index))))))
(defun cp-value-1 (cp)
(let ((index (cp-index cp)))
- (dpb (aref *compiled-ucd* (+ index 3)) (byte 8 16)
+ (dpb (aref *compiled-ucd* (1+ index)) (byte 5 16)
(dpb (aref *compiled-ucd* (+ index 2)) (byte 8 8)
- (aref *compiled-ucd* (1+ index))))))
+ (aref *compiled-ucd* (+ index 3))))))
(defun cp-general-category (cp)
(aref *compiled-ucd* (* 8 (cp-value-0 cp))))
(<= 160 cp)))
(defun cp-char-upcase (cp)
- (if (= (cp-value-0 cp) 1)
+ (if (< 3 (cp-value-0 cp) 8)
(cp-value-1 cp)
cp))
(defun cp-char-downcase (cp)
- (if (= (cp-value-0 cp) 0)
+ (if (< (cp-value-0 cp) 4)
(cp-value-1 cp)
cp))
(defun cp-upper-case-p (cp)
- (= (cp-value-0 cp) 0))
+ (< (cp-value-0 cp) 4))
(defun cp-lower-case-p (cp)
- (= (cp-value-0 cp) 1))
+ (< 3 (cp-value-0 cp) 8))
(defun cp-both-case-p (cp)
- (< (cp-value-0 cp) 2))
+ (< (cp-value-0 cp) 8))
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