Index: webrtc/base/linked_ptr.h |
diff --git a/webrtc/base/linked_ptr.h b/webrtc/base/linked_ptr.h |
deleted file mode 100644 |
index 65e5a00ecfa75fec7389445122c0fd17f0c64dc5..0000000000000000000000000000000000000000 |
--- a/webrtc/base/linked_ptr.h |
+++ /dev/null |
@@ -1,125 +0,0 @@ |
-/* |
- * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
- * |
- * Use of this source code is governed by a BSD-style license |
- * that can be found in the LICENSE file in the root of the source |
- * tree. An additional intellectual property rights grant can be found |
- * in the file PATENTS. All contributing project authors may |
- * be found in the AUTHORS file in the root of the source tree. |
- */ |
- |
-/* |
- * linked_ptr - simple reference linked pointer |
- * (like reference counting, just using a linked list of the references |
- * instead of their count.) |
- * |
- * The implementation stores three pointers for every linked_ptr, but |
- * does not allocate anything on the free store. |
- */ |
- |
-#ifndef WEBRTC_BASE_LINKED_PTR_H__ |
-#define WEBRTC_BASE_LINKED_PTR_H__ |
- |
-namespace rtc { |
- |
-/* For ANSI-challenged compilers, you may want to #define |
- * NO_MEMBER_TEMPLATES, explicit or mutable */ |
-#define NO_MEMBER_TEMPLATES |
- |
-template <class X> class linked_ptr |
-{ |
-public: |
- |
-#ifndef NO_MEMBER_TEMPLATES |
-# define TEMPLATE_FUNCTION template <class Y> |
- TEMPLATE_FUNCTION friend class linked_ptr<Y>; |
-#else |
-# define TEMPLATE_FUNCTION |
- typedef X Y; |
-#endif |
- |
- typedef X element_type; |
- |
- explicit linked_ptr(X* p = 0) throw() |
- : itsPtr(p) {itsPrev = itsNext = this;} |
- ~linked_ptr() |
- {release();} |
- linked_ptr(const linked_ptr& r) throw() |
- {acquire(r);} |
- linked_ptr& operator=(const linked_ptr& r) |
- { |
- if (this != &r) { |
- release(); |
- acquire(r); |
- } |
- return *this; |
- } |
- |
-#ifndef NO_MEMBER_TEMPLATES |
- template <class Y> friend class linked_ptr<Y>; |
- template <class Y> linked_ptr(const linked_ptr<Y>& r) throw() |
- {acquire(r);} |
- template <class Y> linked_ptr& operator=(const linked_ptr<Y>& r) |
- { |
- if (this != &r) { |
- release(); |
- acquire(r); |
- } |
- return *this; |
- } |
-#endif // NO_MEMBER_TEMPLATES |
- |
- X& operator*() const throw() {return *itsPtr;} |
- X* operator->() const throw() {return itsPtr;} |
- X* get() const throw() {return itsPtr;} |
- bool unique() const throw() {return itsPrev ? itsPrev==this : true;} |
- |
-private: |
- X* itsPtr; |
- mutable const linked_ptr* itsPrev; |
- mutable const linked_ptr* itsNext; |
- |
- void acquire(const linked_ptr& r) throw() |
- { // insert this to the list |
- itsPtr = r.itsPtr; |
- itsNext = r.itsNext; |
- itsNext->itsPrev = this; |
- itsPrev = &r; |
-#ifndef mutable |
- r.itsNext = this; |
-#else // for ANSI-challenged compilers |
- (const_cast<linked_ptr<X>*>(&r))->itsNext = this; |
-#endif |
- } |
- |
-#ifndef NO_MEMBER_TEMPLATES |
- template <class Y> void acquire(const linked_ptr<Y>& r) throw() |
- { // insert this to the list |
- itsPtr = r.itsPtr; |
- itsNext = r.itsNext; |
- itsNext->itsPrev = this; |
- itsPrev = &r; |
-#ifndef mutable |
- r.itsNext = this; |
-#else // for ANSI-challenged compilers |
- (const_cast<linked_ptr<X>*>(&r))->itsNext = this; |
-#endif |
- } |
-#endif // NO_MEMBER_TEMPLATES |
- |
- void release() |
- { // erase this from the list, delete if unique |
- if (unique()) delete itsPtr; |
- else { |
- itsPrev->itsNext = itsNext; |
- itsNext->itsPrev = itsPrev; |
- itsPrev = itsNext = 0; |
- } |
- itsPtr = 0; |
- } |
-}; |
- |
-} // namespace rtc |
- |
-#endif // WEBRTC_BASE_LINKED_PTR_H__ |
- |