PMDK C++ bindings  1.5.2
This is the C++ bindings documentation for PMDK's libpmemobj.
make_persistent_atomic.hpp
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32 
40 #ifndef LIBPMEMOBJ_CPP_MAKE_PERSISTENT_ATOMIC_HPP
41 #define LIBPMEMOBJ_CPP_MAKE_PERSISTENT_ATOMIC_HPP
42 
47 #include <libpmemobj++/pool.hpp>
48 #include <libpmemobj/atomic_base.h>
49 
50 #include <tuple>
51 
52 namespace pmem
53 {
54 
55 namespace obj
56 {
57 
73 template <typename T, typename... Args>
74 void
77  Args &&... args)
78 {
79  std::tuple<Args &...> arg_pack{args...};
80  auto ret = pmemobj_alloc(pool.handle(), ptr.raw_ptr(), sizeof(T),
81  detail::type_num<T>(),
82  &detail::obj_constructor<T, Args...>,
83  static_cast<void *>(&arg_pack));
84 
85  if (ret != 0)
86  throw std::bad_alloc();
87 }
88 
99 template <typename T>
100 void
102  typename detail::pp_if_not_array<T>::type &ptr) noexcept
103 {
104  if (ptr == nullptr)
105  return;
106 
107  /* we CAN'T call the destructor */
108  pmemobj_free(ptr.raw_ptr());
109 }
110 
111 } /* namespace obj */
112 
113 } /* namespace pmem */
114 
115 #endif /* LIBPMEMOBJ_CPP_MAKE_PERSISTENT_ATOMIC_HPP */
common.hpp
Commonly used functionality.
pmem::obj::make_persistent_atomic
void make_persistent_atomic(pool_base &pool, typename detail::pp_if_array< T >::type &ptr, std::size_t N)
Atomically allocate an array of objects.
Definition: make_persistent_array_atomic.hpp:72
pexceptions.hpp
Custom exceptions.
pmem::obj::delete_persistent_atomic
void delete_persistent_atomic(typename detail::pp_if_array< T >::type &ptr, std::size_t)
Atomically deallocate an array of objects.
Definition: make_persistent_array_atomic.hpp:129
check_persistent_ptr_array.hpp
Compile time type check for make_persistent.
make_atomic_impl.hpp
Implementation details of atomic allocation and construction.
pool.hpp
C++ pmemobj pool.
pmem::obj::persistent_ptr
Persistent pointer class.
Definition: persistent_ptr.hpp:132
pmem::obj::pool
PMEMobj pool class.
Definition: pool.hpp:430
pmem::obj::pool_base
The non-template pool base class.
Definition: pool.hpp:66