diff options
Diffstat (limited to 'odb/vector-impl.ixx')
| -rw-r--r-- | odb/vector-impl.ixx | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/odb/vector-impl.ixx b/odb/vector-impl.ixx index 941fa55..21999d5 100644 --- a/odb/vector-impl.ixx +++ b/odb/vector-impl.ixx @@ -1,5 +1,4 @@ // file : odb/vector-impl.ixx -// copyright : Copyright (c) 2009-2019 Code Synthesis Tools CC // license : GNU GPL v2; see accompanying LICENSE file #ifdef ODB_CXX11 @@ -19,9 +18,19 @@ namespace odb { } + inline void vector_impl:: + swap (vector_impl& x) + { + std::swap (state_, x.state_); + std::swap (size_, x.size_); + std::swap (tail_, x.tail_); + std::swap (capacity_, x.capacity_); + std::swap (data_, x.data_); + } + #ifdef ODB_CXX11 inline vector_impl:: - vector_impl (vector_impl&& x) + vector_impl (vector_impl&& x) noexcept : state_ (state_not_tracking), size_ (0), tail_ (0), capacity_ (0), data_ (0) { @@ -37,16 +46,6 @@ namespace odb } inline void vector_impl:: - swap (vector_impl& x) - { - std::swap (state_, x.state_); - std::swap (size_, x.size_); - std::swap (tail_, x.tail_); - std::swap (capacity_, x.capacity_); - std::swap (data_, x.data_); - } - - inline void vector_impl:: reserve (std::size_t n) { if (n > capacity_) @@ -147,6 +146,17 @@ namespace odb inline vector_base:: vector_base (): tran_ (0) {} + inline void vector_base:: + _arm (transaction& t) const + { + tran_ = &t; + t.callback_register (&rollback, + const_cast<vector_base*> (this), + transaction::event_rollback, + 0, + &tran_); + } + inline vector_base:: vector_base (const vector_base& x) : impl_ (x.impl_), tran_ (0) @@ -168,12 +178,19 @@ namespace odb #ifdef ODB_CXX11 inline vector_base:: - vector_base (vector_base&& x) + vector_base (vector_base&& x) noexcept : impl_ (std::move (x.impl_)), tran_ (0) { if (x.tran_ != 0) { x.tran_->callback_unregister (&x); + + // Note that _arm() can potentially throw bad_alloc while adding a new + // callback to the callbacks list of the transaction object. However, we + // assume that this will not happen since the new callback should be + // saved into an existing slot, freed by the above callback_unregister() + // call. + // _arm (*x.tran_); } } @@ -190,15 +207,4 @@ namespace odb { return impl_.tracking (); } - - inline void vector_base:: - _arm (transaction& t) const - { - tran_ = &t; - t.callback_register (&rollback, - const_cast<vector_base*> (this), - transaction::event_rollback, - 0, - &tran_); - } } |