Namonay/42_irc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

adding unstd base

Browse Source
This commit is contained in:
Kbz-8
2024-01-20 13:17:11 +01:00
parent a2b0a4f7e7
commit c82548df98
12 changed files with 664 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

109
includes/unstd/weak_ptr.ipp Normal file
View File

@@ -0,0 +1,109 @@
/* **************************************************************************** */
/* */
/* ::: :::::::: */
/* weak_ptr.ipp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maldavid <kbz_8.dev@akel-engine.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/01/20 12:58:44 by maldavid #+# #+# */
/* Updated: 2024/01/20 12:58:44 by maldavid ### ########.fr */
/* */
/* **************************************************************************** */
namespace unstd
{
template <typename T>
WeakPtr<T>::WeakPtr() : _ref(NULL), _ptr(NULL) {}
template <typename T>
WeakPtr<T>::WeakPtr(const WeakPtr<T>& rhs) : _ref(rhs._ref), _ptr(rhs._ptr)
{
if(_ptr && _ref)
_ref->weak++;
}
template <typename T>
WeakPtr<T>::WeakPtr(const SharedPtr<T>& shared) : _ref(shared._ref), _ptr(shared._ptr)
{
if(_ptr && _ref)
_ref->weak++;
}
template <typename T>
WeakPtr<T>& WeakPtr<T>::operator=(const WeakPtr<T>& rhs)
{
if(_ptr == rhs._ptr)
return *this;
safeRelease();
_ptr = rhs._ptr;
_ref = rhs._ref;
return *this;
}
template <typename T>
WeakPtr<T>& WeakPtr<T>::operator=(const SharedPtr<T>& shared)
{
if(_ptr == shared._ptr)
return *this;
safeRelease();
_ptr = shared._ptr;
_ref = shared._ref;
_ref->weak++;
return *this;
}
template <typename T>
void WeakPtr<T>::reset()
{
safeRelease();
_ptr = NULL;
_ref = NULL;
}
template <typename T>
void WeakPtr<T>::swap(WeakPtr<T>& rhs)
{
T* tmptr = _ptr;
bits::RefCount* tmpref = _ref;
_ptr = rhs._ptr;
_ref = rhs._ref;
rhs._ptr = tmptr;
rhs._ref = tmpref;
}
template <typename T>
bool WeakPtr<T>::expired() const
{
return (_ptr && _ref && _ref->shared > 0);
}
template <typename T>
SharedPtr<T> WeakPtr<T>::lock() const
{
return (expired() ? SharedPtr<T>() : SharedPtr<T>(_ptr));
}
template <typename T>
void WeakPtr<T>::safeRelease()
{
if(_ref == NULL)
return;
_ref->weak--;
if(_ref && _ref->shared <= 0)
{
delete _ptr;
_ptr = NULL;
delete _ref;
_ref = NULL;
}
}
template <typename T>
WeakPtr<T>::~WeakPtr()
{
if(_ptr && _ref && _ref->shared > 0)
safeRelease();
}
}