cmake: fix Ninja generator warning about pylintrc

CMake generated files is a part of target depends list. Details: `cmake --help-policy CMP0058`
7 years ago · 5e03011496
parent a68ffc81da
commit 5e03011496
1 changed files with 5 additions and 1 deletions
--- a/cmake/OpenCVPylint.cmake
+++ b/cmake/OpenCVPylint.cmake
@ -97,7 +97,11 @@ function(ocv_pylint_finalize)
    return()
  endif()

-  file(COPY "${CMAKE_SOURCE_DIR}/platforms/scripts/pylintrc" DESTINATION "${CMAKE_BINARY_DIR}")
+  add_custom_command(
+      OUTPUT "${CMAKE_BINARY_DIR}/pylintrc"
+      COMMAND ${CMAKE_COMMAND} -E copy_if_different "${CMAKE_SOURCE_DIR}/platforms/scripts/pylintrc" "${CMAKE_BINARY_DIR}/pylintrc"
+      DEPENDS "${CMAKE_SOURCE_DIR}/platforms/scripts/pylintrc"
+  )

  set(PYLINT_CONFIG_SCRIPT "")
  ocv_cmake_script_append_var(PYLINT_CONFIG_SCRIPT