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find_package(Doxygen REQUIRED)
find_package(Sphinx REQUIRED)
set(DOXYGEN_INPUT_DIR ${PROJECT_SOURCE_DIR})
set(DOXYGEN_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR})
set(DOXYGEN_INDEX_FILE ${DOXYGEN_OUTPUT_DIR}/xml/index.xml)
set(DOXYFILE_IN ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in)
set(DOXYFILE_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
set(SPHINX_SOURCE ${CMAKE_CURRENT_SOURCE_DIR})
set(SPHINX_BUILD ${CMAKE_CURRENT_BINARY_DIR})
set(SPHINX_INDEX_FILE ${SPHINX_BUILD}/_build/html/index.html)
configure_file(${DOXYFILE_IN} ${DOXYFILE_OUT} @ONLY)
file(MAKE_DIRECTORY ${DOXYGEN_OUTPUT_DIR})
add_custom_command(OUTPUT ${DOXYGEN_INDEX_FILE}
COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYFILE_OUT}
MAIN_DEPENDENCY ${DOXYFILE_OUT} ${DOXYFILE_IN}
COMMENT "Generating doc/xml")
add_custom_target(Doxygen DEPENDS ${DOXYGEN_INDEX_FILE})
add_custom_target(docs
DEPENDS ${DOXYGEN_INDEX_FILE}
COMMAND ${SPHINX_EXECUTABLE} -b html
-Dbreathe_projects.rune-engine=${DOXYGEN_OUTPUT_DIR}/xml
${SPHINX_SOURCE} ${SPHINX_BUILD}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating documentation")
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