From 7bac09fc2616f0207e400b06868e3dee8a9403b7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 9 Sep 2009 12:20:51 +0000
Subject: * ext/bigdecimal/bigdecimal.c (BigDecimal_data_type): typed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24822 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/bigdecimal/bigdecimal.c | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

(limited to 'ext/bigdecimal')

diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index c917e84090..de18b83784 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -203,11 +203,23 @@ static int   VpLimitRound(Real *c,U_LONG ixDigit);
  */
 
 static void
-BigDecimal_delete(Real *pv)
+BigDecimal_delete(void *pv)
 {
     VpFree(pv);
 }
 
+static size_t
+BigDecimal_memsize(const void *ptr)
+{
+    const Real *pv = ptr;
+    return pv ? (sizeof(*pv) + pv->MaxPrec * sizeof(U_LONG)) : 0;
+}
+
+static const rb_data_type_t BigDecimal_data_type = {
+    "BigDecimal",
+    0, BigDecimal_delete, BigDecimal_memsize,
+};
+
 static VALUE
 ToValue(Real *p)
 {
@@ -231,8 +243,8 @@ GetVpValue(VALUE v, int must)
     switch(TYPE(v))
     {
     case T_DATA:
-        if(RDATA(v)->dfree ==(void *) BigDecimal_delete) {
-            Data_Get_Struct(v, Real, pv);
+        if(rb_typeddata_is_kind_of(v, &BigDecimal_data_type)) {
+            pv = DATA_PTR(v);
             return pv;
         } else {
             goto SomeOneMayDoIt;
@@ -503,7 +515,7 @@ VP_EXPORT Real *
 VpNewRbClass(U_LONG mx, char *str, VALUE klass)
 {
     Real *pv = VpAlloc(mx,str);
-    pv->obj = (VALUE)Data_Wrap_Struct(klass, 0, BigDecimal_delete, pv);
+    pv->obj = TypedData_Wrap_Struct(klass, &BigDecimal_data_type, pv);
     return pv;
 }
 
@@ -511,7 +523,7 @@ VP_EXPORT Real *
 VpCreateRbObject(U_LONG mx, const char *str)
 {
     Real *pv = VpAlloc(mx,str);
-    pv->obj = (VALUE)Data_Wrap_Struct(rb_cBigDecimal, 0, BigDecimal_delete, pv);
+    pv->obj = TypedData_Wrap_Struct(rb_cBigDecimal, &BigDecimal_data_type, pv);
     return pv;
 }
 
-- 
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