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find_package(Doxygen)
# Find all the public headers
get_target_property(LIBECPINT_PUBLIC_HEADER_DIR ecpint INTERFACE_INCLUDE_DIRECTORIES)
file(GLOB_RECURSE LIBECPINT_PUBLIC_HEADERS ${LIBECPINT_PUBLIC_HEADER_DIR}/*.hpp)
#This will be the main output of our command
set(DOXYGEN_INDEX_FILE ${CMAKE_CURRENT_SOURCE_DIR}/html/index.html)
add_custom_command(OUTPUT ${DOXYGEN_INDEX_FILE}
DEPENDS ${LIBECPINT_PUBLIC_HEADERS}
COMMAND ${DOXYGEN_EXECUTABLE} Doxyfile
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
MAIN_DEPENDENCY Doxyfile
COMMENT "Generating docs")
add_custom_target(Doxygen ALL DEPENDS ${DOXYGEN_INDEX_FILE})
set_target_properties(Doxygen PROPERTIES EXCLUDE_FROM_ALL TRUE)
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