diff options
Diffstat (limited to 'JavaScriptCore/wtf/OwnArrayPtr.h')
-rw-r--r-- | JavaScriptCore/wtf/OwnArrayPtr.h | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/JavaScriptCore/wtf/OwnArrayPtr.h b/JavaScriptCore/wtf/OwnArrayPtr.h index b06e640..d40ea17 100644 --- a/JavaScriptCore/wtf/OwnArrayPtr.h +++ b/JavaScriptCore/wtf/OwnArrayPtr.h @@ -30,20 +30,21 @@ namespace WTF { template <typename T> class OwnArrayPtr : public Noncopyable { public: explicit OwnArrayPtr(T* ptr = 0) : m_ptr(ptr) { } - ~OwnArrayPtr() { safeDelete(); } + ~OwnArrayPtr() { safeDelete(m_ptr); } T* get() const { return m_ptr; } T* release() { T* ptr = m_ptr; m_ptr = 0; return ptr; } - // FIXME: This should be renamed to adopt. + // FIXME: This should be removed and replaced with PassOwnArrayPtr. void set(T* ptr) { ASSERT(!ptr || m_ptr != ptr); - safeDelete(); + T* oldPtr = m_ptr; m_ptr = ptr; + safeDelete(oldPtr); } - void clear() { safeDelete(); m_ptr = 0; } + void clear(); T& operator*() const { ASSERT(m_ptr); return *m_ptr; } T* operator->() const { ASSERT(m_ptr); return m_ptr; } @@ -63,11 +64,25 @@ namespace WTF { void swap(OwnArrayPtr& o) { std::swap(m_ptr, o.m_ptr); } private: - void safeDelete() { typedef char known[sizeof(T) ? 1 : -1]; if (sizeof(known)) delete [] m_ptr; } + static void safeDelete(T*); T* m_ptr; }; + template<typename T> inline void OwnArrayPtr<T>::clear() + { + T* ptr = m_ptr; + m_ptr = 0; + safeDelete(ptr); + } + + template<typename T> inline void OwnArrayPtr<T>::safeDelete(T* ptr) + { + typedef char known[sizeof(T) ? 1 : -1]; + if (sizeof(known)) + delete [] ptr; + } + template <typename T> inline void swap(OwnArrayPtr<T>& a, OwnArrayPtr<T>& b) { a.swap(b); } template <typename T> inline T* getPtr(const OwnArrayPtr<T>& p) |