CMake/Source/cm_unordered_map.hxx
Daniel Pfeifer 1a74e71906 Introduce CM_UNORDERED_MAP
Avoid duplicating switch among std::unordered_map, cmsys::hash_map, and
std::map.
2016-10-24 09:58:52 -04:00

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C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef CM_UNORDERED_MAP_HXX
#define CM_UNORDERED_MAP_HXX
#include <cmConfigure.h>
#if defined(CMake_HAVE_CXX_UNORDERED_MAP)
#include <unordered_map>
#define CM_UNORDERED_MAP std::unordered_map
#elif defined(CMAKE_BUILD_WITH_CMAKE)
#include <cmsys/hash_map.hxx>
#define CM_UNORDERED_MAP cmsys::hash_map
#else
#include <map>
#define CM_UNORDERED_MAP std::map
#endif
#endif