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cmake: eliminate ninja generator warning (CMake 3.10), refactor code
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@ -38,15 +38,12 @@ ocv_list_filterout(opencv_hdrs "modules/.*_inl\\\\.h*")
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ocv_list_filterout(opencv_hdrs "modules/.*\\\\.details\\\\.h*")
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ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker\\\\.hpp") # Conditional compilation
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set(cv2_generated_hdrs
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set(cv2_generated_files
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"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_include.h"
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"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_funcs.h"
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"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_types.h"
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"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_type_reg.h"
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"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_ns_reg.h"
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)
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set(cv2_generated_files ${cv2_generated_hdrs}
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"${OPENCV_PYTHON_SIGNATURES_FILE}"
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)
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@ -54,18 +51,29 @@ string(REPLACE ";" "\n" opencv_hdrs_ "${opencv_hdrs}")
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${opencv_hdrs_}")
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add_custom_command(
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OUTPUT ${cv2_generated_files}
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COMMAND ${PYTHON_DEFAULT_EXECUTABLE} "${PYTHON_SOURCE_DIR}/src2/gen2.py" ${CMAKE_CURRENT_BINARY_DIR} "${CMAKE_CURRENT_BINARY_DIR}/headers.txt"
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DEPENDS ${PYTHON_SOURCE_DIR}/src2/gen2.py
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DEPENDS ${PYTHON_SOURCE_DIR}/src2/hdr_parser.py
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DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/headers.txt
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DEPENDS ${opencv_hdrs}
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COMMAND "${PYTHON_DEFAULT_EXECUTABLE}" "${PYTHON_SOURCE_DIR}/src2/gen2.py" "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/headers.txt"
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DEPENDS "${PYTHON_SOURCE_DIR}/src2/gen2.py"
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"${PYTHON_SOURCE_DIR}/src2/hdr_parser.py"
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# not a real build dependency (file(WRITE) result): ${CMAKE_CURRENT_BINARY_DIR}/headers.txt
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${opencv_hdrs}
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COMMENT "Generate files for Python bindings and documentation"
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)
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add_custom_target(gen_opencv_python_source DEPENDS ${cv2_generated_files})
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set(cv2_custom_hdr "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_custom_headers.h")
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file(WRITE ${cv2_custom_hdr} "//user-defined headers\n")
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set(cv2_custom_hdr_str "//user-defined headers\n")
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foreach(uh ${opencv_userdef_hdrs})
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file(APPEND ${cv2_custom_hdr} "#include \"${uh}\"\n")
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set(cv2_custom_hdr_str "${cv2_custom_hdr_str}#include \"${uh}\"\n")
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endforeach(uh)
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if(EXISTS "${cv2_custom_hdr}")
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file(READ "${cv2_custom_hdr}" __content)
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else()
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set(__content "")
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endif()
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if("${__content}" STREQUAL "${cv2_custom_hdr_str}")
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# Up-to-date
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else()
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file(WRITE "${cv2_custom_hdr}" "${cv2_custom_hdr_str}")
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endif()
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unset(__content)
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