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# Utility function: adds sample executable target with name "example_<group>_<file_name>"
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# Usage:
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# ocv_define_sample(<output target> <relative filename> <group>)
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function(ocv_define_sample out_target source sub)
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get_filename_component(name "${source}" NAME_WE)
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set(the_target "example_${sub}_${name}")
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if(OPENCV_DUMP_EXAMPLE_TARGET)
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message(STATUS "Example: ${the_target} (${source})")
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endif()
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add_executable(${the_target} "${source}")
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if(TARGET Threads::Threads AND NOT OPENCV_EXAMPLES_DISABLE_THREADS)
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target_link_libraries(${the_target} PRIVATE Threads::Threads)
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endif()
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set_target_properties(${the_target} PROPERTIES PROJECT_LABEL "(sample) ${name}")
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if(ENABLE_SOLUTION_FOLDERS)
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set_target_properties(${the_target} PROPERTIES FOLDER "samples/${sub}")
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endif()
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if(WIN32 AND MSVC AND NOT BUILD_SHARED_LIBS)
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set_target_properties(${the_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
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endif()
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# Should be usable in stand-alone build scenario
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if((NOT DEFINED INSTALL_BIN_EXAMPLES AND WIN32) OR INSTALL_BIN_EXAMPLES)
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if(NOT DEFINED OPENCV_SAMPLES_BIN_INSTALL_PATH)
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set(OPENCV_SAMPLES_BIN_INSTALL_PATH "samples")
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endif()
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install(TARGETS ${the_target} RUNTIME DESTINATION "${OPENCV_SAMPLES_BIN_INSTALL_PATH}/${sub}" COMPONENT samples)
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endif()
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# Add single target to build all samples in the group: 'make opencv_samples_cpp'
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set(parent_target opencv_samples_${sub})
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if(NOT TARGET ${parent_target})
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add_custom_target(${parent_target})
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if(TARGET opencv_samples)
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add_dependencies(opencv_samples ${parent_target})
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endif()
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endif()
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add_dependencies(${parent_target} ${the_target})
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set(${out_target} ${the_target} PARENT_SCOPE)
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endfunction()
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