X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=cos.c;h=db92207e671db81b98a42da221c0be2deb4d0828;hb=7336a58b86f85500a6b0ad70ebb06c9750094053;hp=299852b4d94fd1a6ce3f9000251d093c5a996506;hpb=e108fbaaff85cfaddae07cfec6e4bfdf73880aca;p=chise%2Fconcord.git

diff --git a/cos.c b/cos.c
index 299852b..db92207 100644
--- a/cos.c
+++ b/cos.c
@@ -28,6 +28,22 @@ const char concord_system_db_dir[] = CONCORD_SI_DB_DIR;
 
 CONCORD_DS concord_current_env = NULL;
 
+int (*COS_Object_retain_function_table
+     [COS_OBJECT_TYPE_MAX - COS_Object_Type_char])
+  (COS_Object)
+  = { cos_retain_string,
+      cos_retain_symbol,
+      cos_retain_cons,
+      cos_retain_container,
+      cos_retain_sexp,
+      cos_retain_binary,
+      cos_retain_ds,
+      cos_retain_genre,
+      cos_retain_feature,
+      cos_retain_index,
+      cos_retain_db_object
+};
+
 int (*COS_Object_release_function_table
      [COS_OBJECT_TYPE_MAX - COS_Object_Type_char])
   (COS_Object)
@@ -51,6 +67,12 @@ cos_make_int (COS_C_Int num)
   return (COS_object)((COS_INT)(num << 1) | 1);
 }
 
+int
+cos_int_p (COS_object obj)
+{
+  return COS_OBJECT_INT_P (obj);
+}
+
 COS_C_Int
 cos_int_value (COS_object obj)
 {
@@ -59,12 +81,6 @@ cos_int_value (COS_object obj)
   return INTPTR_MIN;
 }
 
-int
-cos_int_p (COS_object obj)
-{
-  return COS_OBJECT_INT_P (obj);
-}
-
 
 COS_object
 cos_make_char (int code)
@@ -73,17 +89,17 @@ cos_make_char (int code)
 }
 
 int
-cos_char_id (COS_object obj)
+cos_char_p (COS_object obj)
 {
-  if (COS_OBJECT_CHAR_P (obj))
-    return ((COS_INT)obj) >> 2;
-  return -1;
+  return COS_OBJECT_CHAR_P (obj);
 }
 
 int
-cos_char_p (COS_object obj)
+cos_char_id (COS_object obj)
 {
-  return COS_OBJECT_CHAR_P (obj);
+  if (COS_OBJECT_CHAR_P (obj))
+    return (((COS_INT)obj) >> 2) & 0x7FFFFFFF;
+  return -1;
 }
 
 
@@ -106,7 +122,12 @@ COS_Object
 cos_retain_object (COS_Object obj)
 {
   if (COS_OBJECT_P (obj))
-    obj->header.reference_count++;
+    {
+      obj->header.reference_count++;
+      (*COS_Object_retain_function_table
+       [((COS_Object)obj)->header.type
+	- COS_FAT_OBJECT_TYPE_MIN])(obj);
+    }
   return obj;
 }
 
@@ -116,7 +137,6 @@ cos_release_object (COS_object obj)
   if (COS_OBJECT_P (obj))
     {
       ((COS_Object)obj)->header.reference_count--;
-
       if ( ((COS_Object)obj)->header.reference_count <= 0 )
 	return (*COS_Object_release_function_table
 		[((COS_Object)obj)->header.type
@@ -173,6 +193,12 @@ cos_build_string (char* str)
 }
 
 int
+cos_retain_string (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_string (COS_Object obj)
 {
   if (obj == NULL)
@@ -219,6 +245,14 @@ cos_cons (COS_object car, COS_object cdr)
 }
 
 int
+cos_retain_cons (COS_Object obj)
+{
+  //cos_retain_object (COS_CAR (obj));
+  //cos_retain_object (COS_CDR (obj));
+  return 0;
+}
+
+int
 cos_release_cons (COS_Object obj)
 {
   if (obj == NULL)
@@ -230,6 +264,12 @@ cos_release_cons (COS_Object obj)
   return 0;
 }
 
+int
+cos_cons_p (COS_object obj)
+{
+  return COS_OBJECT_CONS_P (obj);
+}
+
 COS_object
 cos_car (COS_Cons pair)
 {
@@ -248,6 +288,35 @@ cos_cdr (COS_Cons pair)
     return NULL;
 }
 
+COS_Cons
+cos_assoc (COS_object key, COS_Cons alist)
+{
+  COS_Cons rest = alist;
+
+  while ( COS_OBJECT_CONS_P (rest) )
+    {
+      COS_Cons cell = cos_car (rest);
+
+      if ( cos_car (cell) == key )
+	return cell;
+
+      rest = cos_cdr (rest);
+    }
+  return NULL;
+}
+
+COS_object
+cos_alist_get (COS_Cons alist, COS_object key)
+{
+  return cos_cdr (cos_assoc (key, alist));
+}
+
+
+int
+cos_retain_container (COS_Object obj)
+{
+  return 0;
+}
 
 int
 cos_release_container (COS_Object obj)
@@ -257,6 +326,12 @@ cos_release_container (COS_Object obj)
 
 
 int
+cos_retain_sexp (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_sexp (COS_Object obj)
 {
   return 0;
@@ -264,6 +339,12 @@ cos_release_sexp (COS_Object obj)
 
 
 int
+cos_retain_binary (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_binary (COS_Object obj)
 {
   return 0;
@@ -293,11 +374,23 @@ concord_open_env (COS_object ds)
 }
 
 int
+cos_retain_ds (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_ds (COS_Object obj)
 {
   return concord_close_ds ((COS_DS)obj);
 }
 
+int
+concord_ds_p (COS_object obj)
+{
+  return COS_OBJECT_DS_P (obj);
+}
+
 
 COS_Genre
 concord_get_genre (COS_object ds, COS_object genre)
@@ -312,6 +405,12 @@ concord_get_genre (COS_object ds, COS_object genre)
 }
 
 int
+cos_retain_genre (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_genre (COS_Object obj)
 {
   return concord_close_genre ((COS_Genre)obj);
@@ -343,6 +442,12 @@ concord_get_feature (COS_object ds,
 }
 
 int
+cos_retain_feature (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_feature (COS_Object obj)
 {
   return concord_close_feature ((COS_Feature)obj);
@@ -371,6 +476,12 @@ concord_get_feature_index (COS_object ds,
 }
 
 int
+cos_retain_index (COS_Object obj)
+{
+  return concord_close_index ((COS_Feature_INDEX)obj);
+}
+
+int
 cos_release_index (COS_Object obj)
 {
   return concord_close_index ((COS_Feature_INDEX)obj);
@@ -378,6 +489,12 @@ cos_release_index (COS_Object obj)
 
 
 int
+cos_retain_db_object (COS_Object obj)
+{
+  return 0;
+}
+
+int
 cos_release_db_object (COS_Object obj)
 {
   return 0;
@@ -391,67 +508,47 @@ concord_decode_object (COS_object ds, COS_object genre,
   char* id_str;
   char buf[256];
   CONCORD_String_Tank obj_st;
-  COS_String obj_string;
   int cid;
   size_t end;
 
   if (index == NULL)
     return NULL;
 
-  printf ("decoding id (%lX)...", id);
   if (COS_OBJECT_INT_P (id))
     {
-      printf ("(id is an int)...");
       snprintf(buf, 256, "%ld", cos_int_value (id));
       id_str = buf;
     }
   else if (COS_OBJECT_CHAR_P (id))
     {
-      printf ("(id is a char)...");
-      snprintf(buf, 256, "%ld", cos_char_id (id));
+      snprintf(buf, 256, "%d", cos_char_id (id));
       id_str = buf;
     }
   else if (COS_OBJECT_SYMBOL_P (id))
     {
-      printf ("(id is a symbol)....");
       id_str = cos_string_data (cos_symbol_name ((COS_Symbol)id));
     }
   else if (COS_OBJECT_C_STRING_P (id))
     {
-      printf ("(id is a C-string)....");
       id_str = (char*)id;
     }
   else if (COS_OBJECT_STRING_P (id))
     {
-      printf ("(id is a string)....");
       id_str = cos_string_data ((COS_String)id);
     }
   else
     return NULL;
-  printf ("done (%s).\n", id_str);
 
   if ( concord_index_strid_get_obj_string (index, id_str, &obj_st) )
     return NULL;
 
-  obj_string = cos_make_string ((char*)CONCORD_String_data (&obj_st),
-				CONCORD_String_size (&obj_st));
-
   cid = cos_read_char (CONCORD_String_data (&obj_st),
 		       CONCORD_String_size (&obj_st),
 		       0, &end);
   if ( cid >= 0 )
     {
-      printf ("obj = %s (%d, U+%04X), len = %d, end = %d\n",
-	      cos_string_data (obj_string),
-	      cid, cid,
-	      CONCORD_String_size (&obj_st), end);
-      cos_release_object (obj_string);
       return cos_make_char (cid);
     }
-  else
-    printf ("obj = %s\n", cos_string_data (obj_string));
-
-  cos_release_object (obj_string);
 
   return NULL;
 }
@@ -459,55 +556,60 @@ concord_decode_object (COS_object ds, COS_object genre,
 COS_object
 concord_object_get_feature_value (COS_object object, COS_object feature)
 {
-  char id_buf[256];
+  CONCORD_Genre gobj;
   CONCORD_Feature fobj;
-  CONCORD_String_Tank val_st;
-  COS_String val_string;
-  size_t end;
-  int val_cid;
-  COS_String val_str;
-  COS_object val_obj;
+  COS_object ret;
 
   if (COS_OBJECT_CHAR_P (object))
     {
-      cos_utf8_print_char (object, id_buf, 256);
-      printf ("Object[char:0x%lX]'s id is %s.\n", object, id_buf);
+      if (!COS_OBJECT_DS_P (concord_current_env))
+	{
+	  concord_current_env = NULL;
+	  return NULL;
+	}
+      gobj = concord_get_genre (concord_current_env, "character");
     }
   else
     return NULL;
-
-  fobj = concord_get_feature (concord_current_env,
-			      "character", feature);
-  if (fobj == NULL)
+  if (gobj == NULL)
     return NULL;
 
-  if ( concord_obj_get_feature_value_string (id_buf, fobj, &val_st) )
+  fobj = concord_get_feature (concord_current_env, gobj, feature);
+  if (fobj == NULL)
     return NULL;
 
-  val_string = cos_make_string ((char*)CONCORD_String_data (&val_st),
-				CONCORD_String_size (&val_st));
-  printf ("obj[%s]'s %s = %s\n",
-	  id_buf,
-	  concord_feature_get_name (fobj),
-	  cos_string_data (val_string));
+  if ( fobj->value_table != NULL )
+    {
+      ret = cos_hash_table_get (fobj->value_table, object);
+      if (ret != NULL)
+	return ret;
+    }
+  else
+    fobj->value_table = cos_make_hash_table ();
+
+  {
+    char id_buf[256];
+    CONCORD_String_Tank val_st;
+    size_t end;
+
+    if (COS_OBJECT_CHAR_P (object))
+      {
+	cos_utf8_print_char (object, (unsigned char*)id_buf, 256);
+      }
+    else
+      return NULL;
 
-  val_obj = cos_read_int (CONCORD_String_data (&val_st),
-			  CONCORD_String_size (&val_st),
-			  0, &end);
-  if ( val_obj != NULL )
-    return val_obj;
+    if ( concord_obj_get_feature_value_string (id_buf, fobj, &val_st) )
+      return NULL;
 
-  val_cid = cos_read_char (CONCORD_String_data (&val_st),
+    ret = cos_read_object (CONCORD_String_data (&val_st),
 			   CONCORD_String_size (&val_st),
 			   0, &end);
-  if ( val_cid >= 0 )
-    return cos_make_char (val_cid);
-
-  val_str = cos_read_string (CONCORD_String_data (&val_st),
-			     CONCORD_String_size (&val_st),
-			     0, &end);
-  if ( val_str != NULL )
-    return val_str;
+    if ( ret == NULL )
+      return NULL;
 
-  return NULL;
+    cos_retain_object (ret);
+    cos_hash_table_put (fobj->value_table, object, ret);
+    return ret;
+  }
 }