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// file : odb/pgsql/result-ptr.hxx
// author : Constantin Michael <constantin@codesynthesis.com>
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_PGSQL_RESULT_PTR_HXX
#define ODB_PGSQL_RESULT_PTR_HXX
#include <odb/pre.hxx>
#include <libpq-fe.h>
#include <odb/pgsql/version.hxx>
#include <odb/pgsql/details/export.hxx>
//
// Note: do not include this header into public headers (i.e., those
// that may be included, directly or indirectly, by user code) because
// it includes libpq-fe.h
//
namespace odb
{
namespace pgsql
{
class LIBODB_PGSQL_EXPORT result_ptr
{
public:
result_ptr (PGresult* r = 0)
: r_ (r)
{
}
~result_ptr ()
{
if (r_ != 0)
PQclear (r_);
}
PGresult*
get () const
{
return r_;
}
void
reset (PGresult* r = 0)
{
if (r_ != 0)
PQclear (r_);
r_ = r;
}
PGresult*
release ()
{
PGresult* r (r_);
r_ = 0;
return r;
}
private:
result_ptr (const result_ptr&);
result_ptr& operator= (const result_ptr&);
private:
PGresult* r_;
};
}
}
#include <odb/post.hxx>
#endif // ODB_PGSQL_RESULT_PTR_HXX
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