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minor cleanups

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This commit is contained in:
Wenzel Jakob 2016-04-25 03:24:46 +02:00
parent 0871228f42
commit 7d0162a2df
1 changed files with 6 additions and 1 deletions
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7
include/pybind11/common.h
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@ -137,19 +137,24 @@ enum class return_value_policy : int {
/** Automatic: copy objects returned as values and take ownership of objects
returned as pointers */
automatic = 0,
/** Automatic variant 2: copy objects returned as values and reference objects
returned as pointers */
automatic_reference,
/** Reference the object and take ownership. Python will call the
destructor and delete operator when the reference count reaches zero */
take_ownership,
/** Reference the object, but do not take ownership (dangerous when C++ code
deletes it and Python still has a nonzero reference count) */
reference,
/** Reference the object, but do not take ownership. The object is considered
be owned by the C++ instance whose method or property returned it. The
Python object will increase the reference count of this 'parent' by 1 */
reference_internal,
/// Create a new copy of the returned object, which will be owned by Python
copy
};
@ -252,7 +257,7 @@ template <typename T> struct intrinsic_type<T&&> { typedef type
template <typename T, size_t N> struct intrinsic_type<const T[N]> { typedef typename intrinsic_type<T>::type type; };
template <typename T, size_t N> struct intrinsic_type<T[N]> { typedef typename intrinsic_type<T>::type type; };
/** \brief SFINAE helper class to check if a copy constructor is usable (in contrast to
/** \brief SFINAE helper class to check if a copy constructor is usable (in contrast to
* std::is_copy_constructible, this class also checks if the 'new' operator is accessible */
template <typename T> struct is_copy_constructible {
template <typename T2> static std::true_type test(decltype(new T2(std::declval<typename std::add_lvalue_reference<T2>::type>())) *);