FairMQ/cmake/FairMQBuildOption.cmake
2021-05-28 10:38:14 +02:00

51 lines
1.6 KiB
CMake

################################################################################
# Copyright (C) 2018-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH #
# #
# This software is distributed under the terms of the #
# GNU Lesser General Public Licence (LGPL) version 3, #
# copied verbatim in the file "LICENSE" #
################################################################################
include_guard(GLOBAL)
include(CMakeDependentOption)
macro(fairmq_build_option option description)
cmake_parse_arguments(ARGS "" "DEFAULT" "REQUIRES" ${ARGN})
if(ARGS_DEFAULT)
set(__default__ ON)
else()
set(__default__ OFF)
endif()
if(ARGS_REQUIRES)
set(__requires__ ${ARGS_REQUIRES})
foreach(d ${__requires__})
string(REGEX REPLACE " +" ";" __requires_condition__ "${d}")
if(${__requires_condition__})
else()
if(${option})
message(FATAL_ERROR "Cannot enable build option ${option}, depending option is not set: ${__requires_condition__}")
endif()
endif()
endforeach()
else()
set(__requires__)
endif()
if(__requires__)
cmake_dependent_option(${option} ${description} ${__default__} "${__requires__}" OFF)
else()
option(${option} ${description} ${__default__})
endif()
set(__default__)
set(__requires__)
set(__requires_condition__)
set(ARGS_DEFAULT)
set(ARGS_REQUIRES)
set(option)
set(description)
endmacro()