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# Copyright Louis Dionne 2013-2022
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
add_custom_target(examples COMMENT "Build all the examples.")
add_dependencies(hana_check examples)
##############################################################################
# Take note of files that depend on Boost
##############################################################################
list(APPEND EXAMPLES_REQUIRING_BOOST
"ext/boost/*.cpp"
"tutorial/appendix_mpl.cpp"
"tutorial/ext/fusion_to_hana.cpp"
"tutorial/ext/mpl_vector.cpp"
"tutorial/integral.cpp"
"tutorial/introduction.cpp"
"tutorial/mpl_cheatsheet.cpp"
"tutorial/quadrants.cpp"
"tutorial/quickstart.switchAny.cpp"
"tutorial/rationale.container.cpp"
"tutorial/type.cpp"
"type/basic_type.cpp")
file(GLOB_RECURSE EXAMPLES_REQUIRING_BOOST ${EXAMPLES_REQUIRING_BOOST})
##############################################################################
# Caveats: Take note of examples that are not supported.
##############################################################################
if (NOT Boost_FOUND)
list(APPEND EXCLUDED_EXAMPLES ${EXAMPLES_REQUIRING_BOOST})
endif()
list(APPEND EXCLUDED_EXAMPLES "cmake_integration/main.cpp")
##############################################################################
# Add all the examples
##############################################################################
file(GLOB_RECURSE EXAMPLES "*.cpp")
file(GLOB_RECURSE EXCLUDED_EXAMPLES ${EXCLUDED_EXAMPLES})
list(REMOVE_ITEM EXAMPLES "" ${EXCLUDED_EXAMPLES})
# Several examples have unused parameters because the name of the parameters
# are useful for illustration, even if the implementation is not actually
# presented. We don't want to generate warnings for that or need to comment
# out all unused parameter names.
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-Wno-unused-parameter BOOST_HANA_HAS_WNO_UNUSED_PARAMETER)
check_cxx_compiler_flag(-Wno-unused-lambda-capture BOOST_HANA_HAS_WNO_UNUSED_LAMBDA_CAPTURE)
foreach(_file IN LISTS EXAMPLES)
boost_hana_target_name_for(_target "${_file}")
add_executable(${_target} EXCLUDE_FROM_ALL "${_file}")
add_test(${_target} "${CMAKE_CURRENT_BINARY_DIR}/${_target}")
boost_hana_set_test_properties(${_target})
if (_file IN_LIST EXAMPLES_REQUIRING_BOOST)
target_link_libraries(${_target} PRIVATE Boost::boost)
endif()
if (BOOST_HANA_HAS_WNO_UNUSED_PARAMETER)
target_compile_options(${_target} PRIVATE -Wno-unused-parameter)
endif()
if (BOOST_HANA_HAS_WNO_UNUSED_LAMBDA_CAPTURE)
target_compile_options(${_target} PRIVATE -Wno-unused-lambda-capture)
endif()
add_dependencies(examples ${_target})
endforeach()
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