new.h

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// =====================================================================================================================
//  fennec, a free and open source game engine
//  Copyright © 2025  Medusa Slockbower
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//2
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <https://www.gnu.org/licenses/>.
// =====================================================================================================================
 
 
 
#ifndef FENNEC_MEMORY_NEW_H
#define FENNEC_MEMORY_NEW_H
 
#include <fennec/lang/types.h>
#include <fennec/lang/utility.h>
 
namespace fennec
{
 
enum class align_t : size_t;
 
struct nothrow_t
{
    explicit nothrow_t() noexcept { }
};
 
size_t pagesize();
 
template<typename TypeT> void construct(TypeT* ptr) {
    new(ptr) TypeT();
}
 
template<typename TypeT> void construct(TypeT* ptr, const TypeT& val) {
    new(ptr) TypeT(val);
}
 
template<typename TypeT> void construct(TypeT* ptr, TypeT&& val) {
    new(ptr) TypeT(fennec::forward<TypeT>(val));
}
 
template<typename TypeT, typename...ArgsT> void construct(TypeT* ptr, ArgsT&&...args) {
    new(ptr) TypeT(fennec::forward<ArgsT>(args)...);
}
 
template<typename TypeT> void destruct(TypeT* ptr) {
    ptr->~TypeT();
}
 
}
 
void* operator new  (fennec::size_t size);
void* operator new[](fennec::size_t size);
void* operator new  (fennec::size_t size, const fennec::nothrow_t&);
void* operator new[](fennec::size_t size, const fennec::nothrow_t&);
void* operator new  (fennec::size_t size, fennec::align_t align);
void* operator new[](fennec::size_t size, fennec::align_t align);
void* operator new  (fennec::size_t size, fennec::align_t align, const fennec::nothrow_t&);
void* operator new[](fennec::size_t size, fennec::align_t align, const fennec::nothrow_t&);
 
 
void operator delete  (void* ptr) noexcept;
void operator delete[](void* ptr) noexcept;
void operator delete  (void* ptr, fennec::size_t) noexcept;
void operator delete[](void* ptr, fennec::size_t) noexcept;
void operator delete  (void* ptr, const fennec::nothrow_t&) noexcept;
void operator delete[](void* ptr, const fennec::nothrow_t&) noexcept;
void operator delete  (void* ptr, fennec::size_t, const fennec::nothrow_t&) noexcept;
void operator delete[](void* ptr, fennec::size_t, const fennec::nothrow_t&) noexcept;
 
void operator delete  (void* ptr, fennec::align_t) noexcept;
void operator delete[](void* ptr, fennec::align_t) noexcept;
void operator delete  (void* ptr, fennec::size_t, fennec::align_t) noexcept;
void operator delete[](void* ptr, fennec::size_t, fennec::align_t) noexcept;
void operator delete  (void* ptr, fennec::align_t, const fennec::nothrow_t&) noexcept;
void operator delete[](void* ptr, fennec::align_t, const fennec::nothrow_t&) noexcept;
 
template<typename TypeT> constexpr void* operator new  (fennec::size_t, TypeT* ptr) { return ptr; }
template<typename TypeT> constexpr void* operator new[](fennec::size_t, TypeT* ptr) { return ptr; }
 
 
#endif // FENNEC_MEMORY_NEW_H