delete_allocated_memory.hpp

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#ifndef MLPACK_BINDINGS_CLI_DELETE_ALLOCATED_MEMORY_HPP
#define MLPACK_BINDINGS_CLI_DELETE_ALLOCATED_MEMORY_HPP

#include <mlpack/core/util/param_data.hpp>

namespace mlpack {
namespace bindings {
namespace cli {

template<typename T>
void DeleteAllocatedMemoryImpl(
    util::ParamData& /* d */,
    const typename std::enable_if<!data::HasSerialize<T>::value>::type* = 0,
    const typename std::enable_if<!arma::is_arma_type<T>::value>::type* = 0)
{
  // Do nothing.
}

template<typename T>
void DeleteAllocatedMemoryImpl(
    util::ParamData& /* d */,
    const typename std::enable_if<arma::is_arma_type<T>::value>::type* = 0)
{
  // Do nothing.
}

template<typename T>
void DeleteAllocatedMemoryImpl(
    util::ParamData& d,
    const typename std::enable_if<!arma::is_arma_type<T>::value>::type* = 0,
    const typename std::enable_if<data::HasSerialize<T>::value>::type* = 0)
{
  // Delete the allocated memory (hopefully we actually own it).
  typedef std::tuple<T*, std::string> TupleType;
  delete std::get<0>(*boost::any_cast<TupleType>(&d.value));
}

template<typename T>
void DeleteAllocatedMemory(
    util::ParamData& d,
    const void* /* input */,
    void* /* output */)
{
  DeleteAllocatedMemoryImpl<typename std::remove_pointer<T>::type>(d);
}

} // namespace cli
} // namespace bindings
} // namespace mlpack

#endif