diff options
Diffstat (limited to 'lldb/source/Host/macosx/cfcpp/CFCReleaser.h')
-rw-r--r-- | lldb/source/Host/macosx/cfcpp/CFCReleaser.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/lldb/source/Host/macosx/cfcpp/CFCReleaser.h b/lldb/source/Host/macosx/cfcpp/CFCReleaser.h index 816dba8813b..8a29f398021 100644 --- a/lldb/source/Host/macosx/cfcpp/CFCReleaser.h +++ b/lldb/source/Host/macosx/cfcpp/CFCReleaser.h @@ -15,7 +15,6 @@ #include <assert.h> -//---------------------------------------------------------------------- // Templatized CF helper class that can own any CF pointer and will // call CFRelease() on any valid pointer it owns unless that pointer is // explicitly released using the release() member function. This class @@ -24,42 +23,33 @@ // CFCReleaser<T>::release() function won't actually CFRelease any owned // pointer, it is designed to relinquish ownership of the pointer just // like std:auto_ptr<T>::release() does. -//---------------------------------------------------------------------- template <class T> class CFCReleaser { public: - //---------------------------------------------------------- // Constructor that takes a pointer to a CF object that is // to be released when this object goes out of scope - //---------------------------------------------------------- CFCReleaser(T ptr = NULL) : _ptr(ptr) {} - //---------------------------------------------------------- // Copy constructor // // Note that copying a CFCReleaser will not transfer // ownership of the contained pointer, but it will bump its // reference count. This is where this class differs from // std::auto_ptr. - //---------------------------------------------------------- CFCReleaser(const CFCReleaser &rhs) : _ptr(rhs.get()) { if (get()) ::CFRetain(get()); } - //---------------------------------------------------------- // The destructor will release the pointer that it contains // if it has a valid pointer. - //---------------------------------------------------------- virtual ~CFCReleaser() { reset(); } - //---------------------------------------------------------- // Assignment operator. // // Note that assigning one CFCReleaser to another will // not transfer ownership of the contained pointer, but it // will bump its reference count. This is where this class // differs from std::auto_ptr. - //---------------------------------------------------------- CFCReleaser &operator=(const CFCReleaser<T> &rhs) { if (this != &rhs) { // Replace our owned pointer with the new one @@ -71,7 +61,6 @@ public: return *this; } - //---------------------------------------------------------- // Get the address of the contained type in case it needs // to be passed to a function that will fill in a pointer // value. The function currently will assert if _ptr is not @@ -83,36 +72,29 @@ public: // sure any owned objects has CFRelease called on it. // I had to add the "enforce_null" bool here because some // API's require the pointer address even though they don't change it. - //---------------------------------------------------------- T *ptr_address(bool enforce_null = true) { if (enforce_null) assert(_ptr == NULL); return &_ptr; } - //---------------------------------------------------------- // Access the pointer itself - //---------------------------------------------------------- T get() { return _ptr; } const T get() const { return _ptr; } - //---------------------------------------------------------- // Set a new value for the pointer and CFRelease our old // value if we had a valid one. - //---------------------------------------------------------- void reset(T ptr = NULL) { if ((_ptr != NULL) && (ptr != _ptr)) ::CFRelease(_ptr); _ptr = ptr; } - //---------------------------------------------------------- // Release ownership without calling CFRelease. This class // is designed to mimic std::auto_ptr<T>, so the release // method releases ownership of the contained pointer // and does NOT call CFRelease. - //---------------------------------------------------------- T release() { T tmp = _ptr; _ptr = NULL; |