/usr/include/odb/lazy-pointer-traits.hxx is in libodb-dev 2.4.0-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_LAZY_POINTER_TRAITS_HXX
#define ODB_LAZY_POINTER_TRAITS_HXX
#include <odb/pre.hxx>
#include <odb/pointer-traits.hxx>
#include <odb/lazy-ptr.hxx>
#include <odb/details/config.hxx> // ODB_CXX11
namespace odb
{
template <typename T>
class pointer_traits< lazy_ptr<T> >
{
public:
static const pointer_kind kind = pk_raw;
static const bool lazy = true;
typedef T element_type;
typedef lazy_ptr<element_type> pointer_type;
typedef element_type* eager_pointer_type;
static bool
null_ptr (const pointer_type& p)
{
return !p;
}
template <class O /* = T */>
static typename object_traits<O>::id_type
object_id (const pointer_type& p)
{
return p.template object_id<O> ();
}
};
template <typename T>
class pointer_traits< lazy_auto_ptr<T> >
{
public:
static const pointer_kind kind = pk_unique;
static const bool lazy = true;
typedef T element_type;
typedef lazy_auto_ptr<element_type> pointer_type;
typedef std::auto_ptr<element_type> eager_pointer_type;
static bool
null_ptr (const pointer_type& p)
{
return !p;
}
template <class O /* = T */>
static typename object_traits<O>::id_type
object_id (const pointer_type& p)
{
return p.template object_id<O> ();
}
};
#ifdef ODB_CXX11
template <typename T, typename D>
class pointer_traits<lazy_unique_ptr<T, D>>
{
public:
static const pointer_kind kind = pk_unique;
static const bool lazy = true;
typedef T element_type;
typedef lazy_unique_ptr<element_type, D> pointer_type;
typedef std::unique_ptr<element_type, D> eager_pointer_type;
static bool
null_ptr (const pointer_type& p)
{
return !p;
}
template <class O /* = T */>
static typename object_traits<O>::id_type
object_id (const pointer_type& p)
{
return p.template object_id<O> ();
}
};
template <typename T>
class pointer_traits<lazy_shared_ptr<T>>
{
public:
static const pointer_kind kind = pk_shared;
static const bool lazy = true;
typedef T element_type;
typedef lazy_shared_ptr<element_type> pointer_type;
typedef std::shared_ptr<element_type> eager_pointer_type;
static bool
null_ptr (const pointer_type& p)
{
return !p;
}
template <class O /* = T */>
static typename object_traits<O>::id_type
object_id (const pointer_type& p)
{
return p.template object_id<O> ();
}
};
template <typename T>
class pointer_traits<lazy_weak_ptr<T>>
{
public:
static const pointer_kind kind = pk_weak;
static const bool lazy = true;
typedef T element_type;
typedef lazy_weak_ptr<element_type> pointer_type;
typedef lazy_shared_ptr<element_type> strong_pointer_type;
typedef std::weak_ptr<element_type> eager_pointer_type;
static strong_pointer_type
lock (const pointer_type& p)
{
return p.lock ();
}
};
#endif // ODB_CXX11
}
#include <odb/post.hxx>
#endif // ODB_LAZY_POINTER_TRAITS_HXX
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