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if(NOT TARGET examples)
add_custom_target(examples COMMAND ctest -L examples ${PROJECT_BINARY_DIR})
endif()
function(add_example targetname)
cmake_parse_arguments(example "NOTEST" "WORKING_DIRECTORY" "LIBRARIES;LABELS;DEPENDS" ${ARGN})
# Source deduce from targetname if possible
unset(source)
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${targetname}.cc")
set(source ${targetname}.cc)
elseif("${example_UNPARSED_ARGUMENTS}" STREQUAL "")
message(FATAL_ERROR "No source given or found for ${targetname}")
endif()
add_executable(example_${targetname} ${source} ${example_UNPARSED_ARGUMENTS})
set_target_properties(example_${targetname} PROPERTIES OUTPUT_NAME ${targetname})
if(example_LIBRARIES)
target_link_libraries(example_${targetname} ${example_LIBRARIES})
endif()
add_dependencies(examples example_${targetname})
if(example_DEPENDS)
add_dependencies(example_${targetname} ${example_DEPENDS})
endif()
if(TARGET lookup_dependencies)
add_dependencies(example_${targetname} lookup_dependencies)
endif()
# Add to tests
if(NOT example_NOTEST)
unset(EXTRA_ARGS)
if(example_WORKING_DIRECTORY)
set(EXTRA_ARGS WORKING_DIRECTORY ${example_WORKING_DIRECTORY})
endif()
add_test(NAME test_example_${targetname} COMMAND "./example_${targetname}" ${EXTRA_ARGS})
list(APPEND example_LABELS examples)
set_tests_properties(test_example_${targetname} PROPERTIES LABELS "${example_LABELS}")
endif()
endfunction()
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