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# OpenClonk, http://www.openclonk.org
#
# Copyright (c) 2013-2016, The OpenClonk Team and contributors
#
# Distributed under the terms of the ISC license; see accompanying file
# "COPYING" for details.
#
# "Clonk" is a registered trademark of Matthes Bender, used with permission.
# See accompanying file "TRADEMARK" for details.
#
# To redistribute this file separately, substitute the full license texts
# for the above references.
include(CheckCXXSourceCompiles)
macro(REQUIRE_CXX_SOURCE_COMPILES _code _var)
CHECK_CXX_SOURCE_COMPILES("${_code}" ${_var})
if(NOT ${_var})
unset(${_var} CACHE)
MESSAGE(FATAL_ERROR "${_var} is required for this project to build properly.${ARGN} Aborting.")
endif()
endmacro()
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