*** empty log message ***

[gnu-emacs] / src / category.c

diff --git a/src/category.c b/src/category.c
index d858fd1e36d83d57335f7186557f0b59491566dd..c74b483e7d91f9cafb0513d09cca12c68658ec80 100644 (file)
--- a/src/category.c
+++ b/src/category.c
@@ -253,16 +253,31 @@ It is a copy of the TABLE, which defaults to the standard category table.")
   return copy_category_table (table);
 }
 
+DEFUN ("make-category-table", Fmake_category_table, Smake_category_table,
+       0, 0, 0,
+  "Construct a new and empty category table and return it.")
+  ()
+{
+  Lisp_Object val;
+
+  val = Fmake_char_table (Qcategory_table, Qnil);
+  XCHAR_TABLE (val)->defalt = MAKE_CATEGORY_SET;
+  Fset_char_table_extra_slot (val, make_number (0),
+                             Fmake_vector (make_number (95), Qnil));
+  return val;
+}
+
 DEFUN ("set-category-table", Fset_category_table, Sset_category_table, 1, 1, 0,
   "Specify TABLE as the category table for the current buffer.")
   (table)
      Lisp_Object table;
 {
+  int idx;
   table = check_category_table (table);
   current_buffer->category_table = table;
   /* Indicate that this buffer now has a specified category table.  */
-  current_buffer->local_var_flags
-    |= XFASTINT (buffer_local_flags.category_table);
+  idx = PER_BUFFER_VAR_IDX (category_table);
+  SET_PER_BUFFER_VALUE_P (current_buffer, idx, 1);
   return table;
 }
 
@@ -314,12 +329,11 @@ modify_lower_category_set (table, category, set_value)
   Lisp_Object val;
   int i;
 
-  if (NILP (XCHAR_TABLE (table)->defalt))
-    {
-      val = MAKE_CATEGORY_SET;
-      SET_CATEGORY_SET (val, category, set_value);
-      XCHAR_TABLE (table)->defalt = val;
-    }
+  val = XCHAR_TABLE (table)->defalt;
+  if (!CATEGORY_SET_P (val))
+    val = MAKE_CATEGORY_SET;
+  SET_CATEGORY_SET (val, category, set_value);
+  XCHAR_TABLE (table)->defalt = val;
 
   for (i = 32; i < SUB_CHAR_TABLE_ORDINARY_SLOTS; i++)
     {
@@ -380,7 +394,7 @@ If optional fourth argument RESET is non-nil,\n\
       return Qnil;
     }
 
-  SPLIT_NON_ASCII_CHAR (c, charset, c1, c2);
+  SPLIT_CHAR (c, charset, c1, c2);
 
   /* The top level table.  */
   val = XCHAR_TABLE (table)->contents[charset + 128];
@@ -586,15 +600,15 @@ word_boundary_p (c1, c2)
   if (NILP (category_set2))
     return default_result;
 
-  for (; CONSP (tail); tail = XCONS (tail)->cdr)
+  for (; CONSP (tail); tail = XCDR (tail))
     {
-      Lisp_Object elt = XCONS(tail)->car;
+      Lisp_Object elt = XCAR (tail);
 
       if (CONSP (elt)
-         && CATEGORYP (XCONS (elt)->car)
-         && CATEGORYP (XCONS (elt)->cdr)
-         && CATEGORY_MEMBER (XFASTINT (XCONS (elt)->car), category_set1)
-         && CATEGORY_MEMBER (XFASTINT (XCONS (elt)->cdr), category_set2))
+         && CATEGORYP (XCAR (elt))
+         && CATEGORYP (XCDR (elt))
+         && CATEGORY_MEMBER (XFASTINT (XCAR (elt)), category_set1)
+         && CATEGORY_MEMBER (XFASTINT (XCDR (elt)), category_set2))
        return !default_result;
     }
   return default_result;
@@ -685,6 +699,7 @@ See the documentation of the variable `word-combining-categories'.");
   defsubr (&Scategory_table);
   defsubr (&Sstandard_category_table);
   defsubr (&Scopy_category_table);
+  defsubr (&Smake_category_table);
   defsubr (&Sset_category_table);
   defsubr (&Schar_category_set);
   defsubr (&Scategory_set_mnemonics);