X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fmule-charset.c;h=751fd32c25a2b6fbf9d10d14da1297e43b806e3d;hb=edb1d7f5d06e1f3ca783853fe435f41eaa32ea8e;hp=157e12bfbaed4f8049223ec0a2d587496c581b09;hpb=c85646be9e6961fe9a569f774421de07d30ba77d;p=chise%2Fxemacs-chise.git-

diff --git a/src/mule-charset.c b/src/mule-charset.c
index 157e12b..751fd32 100644
--- a/src/mule-charset.c
+++ b/src/mule-charset.c
@@ -77,7 +77,7 @@ Lisp_Object Vcharset_latin_tcvn5712;
 Lisp_Object Vcharset_latin_viscii_lower;
 Lisp_Object Vcharset_latin_viscii_upper;
 Lisp_Object Vcharset_chinese_big5;
-Lisp_Object Vcharset_chinese_big5_cdp;
+/* Lisp_Object Vcharset_chinese_big5_cdp; */
 Lisp_Object Vcharset_ideograph_hanziku_1;
 Lisp_Object Vcharset_ideograph_hanziku_2;
 Lisp_Object Vcharset_ideograph_hanziku_3;
@@ -350,7 +350,7 @@ Lisp_Object Qascii,
   Qvietnamese_viscii_lower,
   Qvietnamese_viscii_upper,
   Qchinese_big5,
-  Qchinese_big5_cdp,
+  /*  Qchinese_big5_cdp, */
   Qideograph_hanziku_1,
   Qideograph_hanziku_2,
   Qideograph_hanziku_3,
@@ -906,12 +906,52 @@ get_unallocated_leading_byte (int dimension)
 #define BIG5_SAME_ROW (0xFF - 0xA1 + 0x7F - 0x40)
 
 Emchar
+decode_defined_char (Lisp_Object ccs, int code_point)
+{
+  int dim = XCHARSET_DIMENSION (ccs);
+  Lisp_Object decoding_table = XCHARSET_DECODING_TABLE (ccs);
+  Emchar char_id = -1;
+  Lisp_Object mother;
+
+  while (dim > 0)
+    {
+      dim--;
+      decoding_table
+	= get_ccs_octet_table (decoding_table, ccs,
+			       (code_point >> (dim * 8)) & 255);
+    }
+  if (CHARP (decoding_table))
+    return XCHAR (decoding_table);
+#ifdef HAVE_DATABASE
+  if (EQ (decoding_table, Qunloaded) ||
+      EQ (decoding_table, Qunbound) ||
+      NILP (decoding_table) )
+    {
+      char_id = load_char_decoding_entry_maybe (ccs, code_point);
+    }
+#endif
+  if (char_id >= 0)
+    return char_id;
+  else if ( CHARSETP (mother = XCHARSET_MOTHER (ccs)) )
+    {
+      if ( XCHARSET_CONVERSION (ccs) == CONVERSION_IDENTICAL )
+	{
+	  if ( EQ (mother, Vcharset_ucs) )
+	    return DECODE_CHAR (mother, code_point);
+	  else
+	    return decode_defined_char (mother, code_point);
+	}
+    }
+  return -1;
+}
+
+Emchar
 decode_builtin_char (Lisp_Object charset, int code_point)
 {
   Lisp_Object mother = XCHARSET_MOTHER (charset);
   int final;
 
-  if ( CHARSETP (mother) )
+  if ( CHARSETP (mother) && (XCHARSET_MAX_CODE (charset) > 0) )
     {
       int code = code_point;
 
@@ -950,8 +990,10 @@ decode_builtin_char (Lisp_Object charset, int code_point)
 	      + (row - (18 + 32)) * 94
 	      + cell - 33;
 	}
-      return DECODE_CHAR (mother, code + XCHARSET_CODE_OFFSET(charset));
+      return
+	decode_builtin_char (mother, code + XCHARSET_CODE_OFFSET(charset));
     }
+#if 0
   else if (EQ (charset, Vcharset_chinese_big5))
     {
       int c1 = code_point >> 8;
@@ -978,6 +1020,7 @@ decode_builtin_char (Lisp_Object charset, int code_point)
 	  code_point = ((I / 94 + 33) << 8) | (I % 94 + 33);
 	}
     }
+#endif
   if ((final = XCHARSET_FINAL (charset)) >= '0')
     {
       if (XCHARSET_DIMENSION (charset) == 1)
@@ -1056,7 +1099,8 @@ charset_code_point (Lisp_Object charset, Emchar ch)
 	code = charset_code_point (mother, ch);
       else
 	code = ch;
-      if ( (min <= code) && (code <= max) )
+      if ( ((max == 0) && CHARSETP (mother)) ||
+	   ((min <= code) && (code <= max)) )
 	{
 	  int d = code - XCHARSET_CODE_OFFSET (charset);
 
@@ -2040,8 +2084,8 @@ Save mapping-table of CHARSET.
 
   db_file = char_attribute_system_db_file (CHARSET_NAME (cs),
 					   Qsystem_char_id, 1);
-  db = Fopen_database (db_file, Qnil, Qnil, Qnil, Qnil);
-      
+  db = Fopen_database (db_file, Qnil, Qnil, build_string ("w+"), Qnil);
+
   byte_min = CHARSET_BYTE_OFFSET (cs);
   byte_max = byte_min + CHARSET_BYTE_SIZE (cs);
   switch (CHARSET_DIMENSION (cs))
@@ -2178,7 +2222,7 @@ load_char_decoding_entry_maybe (Lisp_Object ccs, int code_point)
     = char_attribute_system_db_file (XCHARSET_NAME(ccs), Qsystem_char_id,
 				     0);
 
-  db = Fopen_database (db_file, Qnil, Qnil, Qnil, Qnil);
+  db = Fopen_database (db_file, Qnil, Qnil, build_string ("r"), Qnil);
   if (!NILP (db))
     {
       Lisp_Object ret
@@ -2224,7 +2268,7 @@ If corresponding character is not found, nil is returned.
   if (NILP (defined_only))
     c = DECODE_CHAR (charset, c);
   else
-    c = DECODE_DEFINED_CHAR (charset, c);
+    c = decode_defined_char (charset, c);
   return c >= 0 ? make_char (c) : Qnil;
 }
 
@@ -2626,7 +2670,7 @@ syms_of_mule_charset (void)
   defsymbol (&Qideograph_daikanwa_2,	"ideograph-daikanwa-2");
   defsymbol (&Qideograph_daikanwa,	"ideograph-daikanwa");
   defsymbol (&Qchinese_big5,		"chinese-big5");
-  defsymbol (&Qchinese_big5_cdp,	"chinese-big5-cdp");
+  /*  defsymbol (&Qchinese_big5_cdp,	"chinese-big5-cdp"); */
   defsymbol (&Qideograph_hanziku_1,	"ideograph-hanziku-1");
   defsymbol (&Qideograph_hanziku_2,	"ideograph-hanziku-2");
   defsymbol (&Qideograph_hanziku_3,	"ideograph-hanziku-3");
@@ -2720,7 +2764,7 @@ complex_vars_of_mule_charset (void)
 		  build_string ("UCS"),
 		  build_string ("ISO/IEC 10646"),
 		  build_string (""),
-		  Qnil, 0, 0xFFFFFFF, 0, 0, Qnil, CONVERSION_IDENTICAL);
+		  Qnil, 0, 0x7FFFFFFF, 0, 0, Qnil, CONVERSION_IDENTICAL);
   staticpro (&Vcharset_ucs_bmp);
   Vcharset_ucs_bmp =
     make_charset (LEADING_BYTE_UCS_BMP, Qucs_bmp, 256, 2,
@@ -2759,17 +2803,17 @@ complex_vars_of_mule_charset (void)
 		  build_string ("UCS for CNS 11643"),
 		  build_string ("ISO/IEC 10646 for CNS 11643"),
 		  build_string (""),
-		  Qnil, 0, 0, 0, 0,
-		  Qnil, CONVERSION_IDENTICAL);
+		  Qnil, 0, 0, 0, 0, Vcharset_ucs, CONVERSION_IDENTICAL);
   staticpro (&Vcharset_ucs_jis);
   Vcharset_ucs_jis =
     make_charset (LEADING_BYTE_UCS_JIS, Qucs_jis, 256, 3,
 		  2, 2, 0, CHARSET_LEFT_TO_RIGHT,
 		  build_string ("UCS for JIS"),
 		  build_string ("UCS for JIS X 0208, 0212 and 0213"),
-		  build_string ("ISO/IEC 10646 for JIS X 0208, 0212 and 0213"),
+		  build_string
+		  ("ISO/IEC 10646 for JIS X 0208, 0212 and 0213"),
 		  build_string (""),
-		  Qnil, 0, 0, 0, 0, Qnil, CONVERSION_IDENTICAL);
+		  Qnil, 0, 0, 0, 0, Vcharset_ucs, CONVERSION_IDENTICAL);
   staticpro (&Vcharset_ucs_ks);
   Vcharset_ucs_ks =
     make_charset (LEADING_BYTE_UCS_KS, Qucs_ks, 256, 3,
@@ -2778,7 +2822,7 @@ complex_vars_of_mule_charset (void)
 		  build_string ("UCS for CCS defined by KS"),
 		  build_string ("ISO/IEC 10646 for Korean Standards"),
 		  build_string (""),
-		  Qnil, 0, 0, 0, 0, Qnil, CONVERSION_IDENTICAL);
+		  Qnil, 0, 0, 0, 0, Vcharset_ucs, CONVERSION_IDENTICAL);
   staticpro (&Vcharset_ucs_big5);
   Vcharset_ucs_big5 =
     make_charset (LEADING_BYTE_UCS_BIG5, Qucs_big5, 256, 3,
@@ -2787,7 +2831,7 @@ complex_vars_of_mule_charset (void)
 		  build_string ("UCS for Big5"),
 		  build_string ("ISO/IEC 10646 for Big5"),
 		  build_string (""),
-		  Qnil, 0, 0, 0, 0, Qnil, CONVERSION_IDENTICAL);
+		  Qnil, 0, 0, 0, 0, Vcharset_ucs, CONVERSION_IDENTICAL);
 #else
 # define MIN_CHAR_THAI 0
 # define MAX_CHAR_THAI 0
@@ -3063,11 +3107,11 @@ complex_vars_of_mule_charset (void)
 		  build_string ("Big5"),
 		  build_string ("Big5"),
 		  build_string ("Big5 Chinese traditional"),
-		  build_string ("big5"),
+		  build_string ("big5-0"),
 		  Qnil,
-		  0 /* MIN_CHAR_BIG5_CDP */,
-		  0 /* MAX_CHAR_BIG5_CDP */, 0, 0,
-		  Qnil, CONVERSION_IDENTICAL);
+		  MIN_CHAR_BIG5_CDP, MAX_CHAR_BIG5_CDP,
+		  MIN_CHAR_BIG5_CDP, 0, Qnil, CONVERSION_IDENTICAL);
+#if 0
   staticpro (&Vcharset_chinese_big5_cdp);
   Vcharset_chinese_big5_cdp =
     make_charset (LEADING_BYTE_CHINESE_BIG5_CDP, Qchinese_big5_cdp, 256, 2,
@@ -3078,6 +3122,7 @@ complex_vars_of_mule_charset (void)
 		  build_string ("big5\\.cdp-0"),
 		  Qnil, MIN_CHAR_BIG5_CDP, MAX_CHAR_BIG5_CDP,
 		  MIN_CHAR_BIG5_CDP, 0, Qnil, CONVERSION_IDENTICAL);
+#endif
 #define DEF_HANZIKU(n)							\
   staticpro (&Vcharset_ideograph_hanziku_##n);				\
   Vcharset_ideograph_hanziku_##n =					\