From: tomo <tomo>
Date: Tue, 14 Dec 2004 15:32:58 +0000 (+0000)
Subject: (decoding_table_put_char): Copied from char-ucs.h; changed to normal
X-Git-Tag: r21-4-15-chise-0_21-32^2~86
X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=614724a49443bec0091c9522103c214ec0b2d4d0;p=chise%2Fxemacs-chise.git

(decoding_table_put_char): Copied from char-ucs.h; changed to normal
function.
(encode_char_2): Likewise.
---

diff --git a/src/mule-charset.c b/src/mule-charset.c
index aa09e70..30b720a 100644
--- a/src/mule-charset.c
+++ b/src/mule-charset.c
@@ -176,6 +176,93 @@ decoding_table_check_elements (Lisp_Object v, int dim, int ccs_len)
   return 0;
 }
 
+void
+decoding_table_put_char (Lisp_Object ccs,
+			 int code_point, Lisp_Object character)
+{
+#if 1
+  Lisp_Object table1 = XCHARSET_DECODING_TABLE (ccs);
+  int dim = XCHARSET_DIMENSION (ccs);
+
+  if (dim == 1)
+    XCHARSET_DECODING_TABLE (ccs)
+      = put_ccs_octet_table (table1, ccs, code_point, character);
+  else if (dim == 2)
+    {
+      Lisp_Object table2
+	= get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 8));
+
+      table2 = put_ccs_octet_table (table2, ccs,
+				    (unsigned char)code_point, character);
+      XCHARSET_DECODING_TABLE (ccs)
+	= put_ccs_octet_table (table1, ccs,
+			       (unsigned char)(code_point >> 8), table2);
+    }
+  else if (dim == 3)
+    {
+      Lisp_Object table2
+	= get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 16));
+      Lisp_Object table3
+	= get_ccs_octet_table (table2, ccs, (unsigned char)(code_point >>  8));
+
+      table3 = put_ccs_octet_table (table3, ccs,
+				    (unsigned char)code_point, character);
+      table2 = put_ccs_octet_table (table2, ccs,
+				    (unsigned char)(code_point >> 8), table3);
+      XCHARSET_DECODING_TABLE (ccs)
+	= put_ccs_octet_table (table1, ccs,
+			       (unsigned char)(code_point >> 16), table2);
+    }
+  else /* if (dim == 4) */
+    {
+      Lisp_Object table2
+	= get_ccs_octet_table (table1, ccs, (unsigned char)(code_point >> 24));
+      Lisp_Object table3
+	= get_ccs_octet_table (table2, ccs, (unsigned char)(code_point >> 16));
+      Lisp_Object table4
+	= get_ccs_octet_table (table3, ccs, (unsigned char)(code_point >>  8));
+
+      table4 = put_ccs_octet_table (table4, ccs,
+				    (unsigned char)code_point, character);
+      table3 = put_ccs_octet_table (table3, ccs,
+				    (unsigned char)(code_point >>  8), table4);
+      table2 = put_ccs_octet_table (table2, ccs,
+				    (unsigned char)(code_point >> 16), table3);
+      XCHARSET_DECODING_TABLE (ccs)
+	= put_ccs_octet_table (table1, ccs,
+			       (unsigned char)(code_point >> 24), table2);
+    }
+#else
+  Lisp_Object v = XCHARSET_DECODING_TABLE (ccs);
+  int dim = XCHARSET_DIMENSION (ccs);
+  int byte_offset = XCHARSET_BYTE_OFFSET (ccs);
+  int i = -1;
+  Lisp_Object nv;
+  int ccs_len = XVECTOR_LENGTH (v);
+
+  while (dim > 0)
+    {
+      dim--;
+      i = ((code_point >> (8 * dim)) & 255) - byte_offset;
+      nv = XVECTOR_DATA(v)[i];
+      if (dim > 0)
+	{
+	  if (!VECTORP (nv))
+	    {
+	      if (EQ (nv, character))
+		return;
+	      else
+		nv = (XVECTOR_DATA(v)[i] = make_vector (ccs_len, Qnil));
+	    }
+	  v = nv;
+	}
+      else
+	break;
+    }
+  XVECTOR_DATA(v)[i] = character;
+#endif
+}
+
 Lisp_Object
 put_char_ccs_code_point (Lisp_Object character,
 			 Lisp_Object ccs, Lisp_Object value)
@@ -1223,6 +1310,55 @@ charset_code_point (Lisp_Object charset, Emchar ch, int defined_only)
 }
 
 int
+encode_char_2 (Emchar ch, Lisp_Object* charset)
+{
+  Lisp_Object charsets = Vdefault_coded_charset_priority_list;
+  int code_point;
+
+  while (!NILP (charsets))
+    {
+      *charset = Ffind_charset (Fcar (charsets));
+      if ( !NILP (*charset)
+	   && (XCHARSET_DIMENSION (*charset) <= 2) )
+	{
+	  code_point = charset_code_point (*charset, ch, 0);
+	  if (code_point >= 0)
+	    return code_point;
+
+	  if ( !NILP (Vdisplay_coded_charset_priority_use_inheritance) &&
+	       NILP (Vdisplay_coded_charset_priority_use_hierarchy_order) )
+	    {
+	      code_point = encode_char_2_search_children (ch, charset);
+	      if (code_point >= 0)
+		return code_point;
+	    }
+	}
+      charsets = Fcdr (charsets);	      
+    }
+  
+  if ( !NILP (Vdisplay_coded_charset_priority_use_inheritance) &&
+       !NILP (Vdisplay_coded_charset_priority_use_hierarchy_order) )
+    {
+      charsets = Vdefault_coded_charset_priority_list;
+      while (!NILP (charsets))
+	{
+	  *charset = Ffind_charset (Fcar (charsets));
+	  if ( !NILP (*charset)
+	       && (XCHARSET_DIMENSION (*charset) <= 2) )
+	    {
+	      code_point = encode_char_2_search_children (ch, charset);
+	      if (code_point >= 0)
+		return code_point;
+	    }
+	  charsets = Fcdr (charsets);	      
+	}
+    }
+
+  /* otherwise --- maybe for bootstrap */
+  return encode_builtin_char_1 (ch, charset);
+}
+
+int
 encode_builtin_char_1 (Emchar c, Lisp_Object* charset)
 {
   if (c <= MAX_CHAR_BASIC_LATIN)