(char-db-ignored-attributes): New variable.

(char-db-coded-charset-priority-list): Modify for new definitions of
big5 variants.
(char-db-insert-char-spec): Refer `char-db-ignored-attributes'; add
`ideographic-structure' into requesting non-CCS attributes if
requesting is nil.
(insert-char-attributes): Refer `char-db-ignored-attributes'.

diff --git a/lisp/utf-2000/char-db-util.el b/lisp/utf-2000/char-db-util.el
index 431cfc1..4aa1368 100644 (file)
--- a/lisp/utf-2000/char-db-util.el
+++ b/lisp/utf-2000/char-db-util.el
@@ -71,6 +71,8 @@
       (aset v 34 (make-char 'chinese-gb2312 #x62 #x3A)))
     v))
 
+(defvar char-db-ignored-attributes nil)
+
 ;;;###autoload
 (defun char-ref-p (obj)
   (and (consp obj)
@@ -159,13 +161,15 @@
                       arabic-digit
                       arabic-1-column
                       arabic-2-column)))
+             ((string-match "^chinese-big5" (symbol-name (car rest))))
              ((string-match "^ideograph-gt-pj-" (symbol-name (car rest)))
               (unless (memq 'ideograph-gt dest)
                 (setq dest (cons 'ideograph-gt dest))))
              (t
               (setq dest (cons (car rest) dest)))))
       (setq rest (cdr rest)))
-    (sort dest #'char-attribute-name<)))
+    (append (sort dest #'char-attribute-name<)
+           '(chinese-big5-cdp chinese-big5-eten chinese-big5))))
 
 (defun char-db-insert-char-spec (char &optional readable column)
   (unless column
@@ -210,10 +214,14 @@
          cal nil)
     (while char-spec
       (setq key (car (car char-spec)))
-      (if (find-charset key)
-         (setq cal (cons key cal))
-       (setq al (cons key al)))
+      (unless (memq key char-db-ignored-attributes)
+       (if (find-charset key)
+           (setq cal (cons key cal))
+         (setq al (cons key al))))
       (setq char-spec (cdr char-spec)))
+    (unless (or cal
+               (memq 'ideographic-structure al))
+      (push 'ideographic-structure al))
     (insert-char-attributes char
                            readable
                            (or al 'none) cal)
@@ -362,18 +370,32 @@
     (setq attributes
          (sort (if attributes
                    (if (consp attributes)
-                       (copy-sequence attributes))
+                       (progn
+                         (dolist (name attributes)
+                           (unless (memq name char-db-ignored-attributes)
+                             (push name atr-d)))
+                         atr-d))
                  (dolist (name (char-attribute-list))
-                   (if (find-charset name)
-                       (push name ccs-d)
-                     (push name atr-d)))
+                   (unless (memq name char-db-ignored-attributes)
+                     (if (find-charset name)
+                         (push name ccs-d)
+                       (push name atr-d))))
                  atr-d)
                #'char-attribute-name<))
     (setq ccs-attributes
          (sort (if ccs-attributes
-                   (copy-sequence ccs-attributes)
+                   (progn
+                     (setq ccs-d nil)
+                     (dolist (name ccs-attributes)
+                       (unless (memq name char-db-ignored-attributes)
+                         (push name ccs-d)))
+                     ccs-d)
                  (or ccs-d
-                     (charset-list)))
+                     (progn
+                       (dolist (name (charset-list))
+                         (unless (memq name char-db-ignored-attributes)
+                           (push name ccs-d)))
+                       ccs-d)))
                #'char-attribute-name<)))
   (unless column
     (setq column (current-column)))