From: tomo <tomo>
Date: Wed, 8 Jan 2003 01:53:38 +0000 (+0000)
Subject: (simplify_char_spec): New function.
X-Git-Tag: r21-4-10-utf-2000-0_20-5~294
X-Git-Url: http://git.chise.org/gitweb/?a=commitdiff_plain;h=9cc75dde15e504c56666357a45d3a53c44389a84;p=chise%2Fxemacs-chise.git

(simplify_char_spec): New function.
(char_ref_simplify_spec): New function.
(Fchar_refs_simplify_char_specs): New function.
(syms_of_fns): Add new builtin function
`char-refs-simplify-char-specs'.
---

diff --git a/src/fns.c b/src/fns.c
index 46241f0..8c02746 100644
--- a/src/fns.c
+++ b/src/fns.c
@@ -3811,6 +3811,59 @@ Format ideographic-structure IDS-LIST as an IDS-string.
     }
   return dest;
 }
+
+Lisp_Object simplify_char_spec (Lisp_Object char_spec);
+Lisp_Object
+simplify_char_spec (Lisp_Object char_spec)
+{
+  if (CHARP (char_spec))
+    return char_spec;
+  else if (INTP (char_spec))
+    return Fdecode_char (Qucs, char_spec, Qnil);
+  else
+    {
+      Lisp_Object ret = Ffind_char (char_spec);
+      
+      if (CHARP (ret))
+	return ret;
+      else
+	return char_spec;
+    }
+}
+
+Lisp_Object char_ref_simplify_spec (Lisp_Object char_ref);
+Lisp_Object
+char_ref_simplify_spec (Lisp_Object char_ref)
+{
+  if (!NILP (Fchar_ref_p (char_ref)))
+    {
+      Lisp_Object ret = Fplist_get (char_ref, Qkeyword_char, Qnil);
+
+      if (NILP (ret))
+	return char_ref;
+      else
+	return Fplist_put (Fcopy_sequence (char_ref), Qkeyword_char,
+			   simplify_char_spec (ret));
+    }
+  else
+    return simplify_char_spec (char_ref);
+}
+
+DEFUN ("char-refs-simplify-char-specs",
+       Fchar_refs_simplify_char_specs, 1, 1, 0, /*
+Simplify char-specs in CHAR-REFS.
+*/
+       (char_refs))
+{
+  Lisp_Object rest = char_refs;
+
+  while (CONSP (rest))
+    {
+      Fsetcar (rest, char_ref_simplify_spec (XCAR (rest)));
+      rest = XCDR (rest);
+    }
+  return char_refs;
+}
 
 Lisp_Object Qyes_or_no_p;
 
@@ -3910,6 +3963,7 @@ syms_of_fns (void)
   DEFSUBR (Fbase64_decode_region);
   DEFSUBR (Fbase64_decode_string);
   DEFSUBR (Fideographic_structure_to_ids);
+  DEFSUBR (Fchar_refs_simplify_char_specs);
 }
 
 void