File: add-dependencies.cmake

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cmake 4.2.1-2
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add_custom_target(foobar
  COMMAND ${CMAKE_COMMAND} -E copy
    ${CMAKE_CURRENT_SOURCE_DIR}/generated.h.in
    ${CMAKE_CURRENT_BINARY_DIR}/generated.h
)

add_custom_command(
  OUTPUT generated.hpp
  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/generated.h
                                   ${CMAKE_CURRENT_BINARY_DIR}/generated.hpp
  CODEGEN
)

add_custom_target(hpp_creator ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/generated.hpp)

# This test will fail if add_dependencies isn't account for in the
# codegen build graph
add_dependencies(hpp_creator foobar)