From eb15e8a6b950b8f80784a15cbdcd9e4b020b31d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=82=B9=E6=99=93=E8=88=AA?= <1210603696@qq.com>
Date: Sun, 15 Mar 2015 19:03:50 +0800
Subject: [PATCH] shared_ptr

---
 TinySTL/Memory.h | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/TinySTL/Memory.h b/TinySTL/Memory.h
index bba9941..3629b5f 100644
--- a/TinySTL/Memory.h
+++ b/TinySTL/Memory.h
@@ -1,8 +1,10 @@
 #ifndef _MEMORY_H_
-#define _MEMORY_H
+#define _MEMORY_H_
 
 #include <utility>
 
+#include "Detail\Ref.h"
+
 namespace TinySTL{
 	template<class T>
 	struct default_delete{
@@ -100,6 +102,24 @@ namespace TinySTL{
 	unique_ptr<T> make_unique(Args&&... args){
 		return unique_ptr<T>(new T(std::forward<Args>(args)...));
 	};
+
+	template<class T>
+	class shared_ptr{
+	public:
+		typedef T element_type;
+	public:
+		explicit shared_ptr(T *p = nullptr) :ref_(new ref_t<T>(p)){}
+		template<class D>
+		shared_ptr(T *p, D del) : ref_(new ref_t<T>(p, del)){}
+
+		element_type* get() const{ return ref_->get_data(); }
+		size_t use_count() const{ return ref_->count(); }
+	private:
+		template<class Type>
+		using ref_t = Detail::ref_t < Type > ;
+
+		ref_t<T> *ref_;
+	};
 }
 
 #endif
\ No newline at end of file
-- 
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