set(DOXYGEN_FOUND AUTO CACHE STRING "Enable Doxygen documentation generator") set_property(CACHE DOXYGEN_FOUND PROPERTY STRINGS ON OFF AUTO) find_package(Doxygen) if(DOXYGEN_FOUND) set(DOXYGEN_FOUND ON CACHE STRING "Doxygen documentation generator enabled" FORCE) else() set(DOXYGEN_FOUND OFF CACHE STRING "Doxygen documentation generator disabled" FORCE) endif() function(add_doxygen_target) set(options) set(oneValueArgs TARGET_NAME SQLITE LATEX HTML) set(multiValueArgs) cmake_parse_arguments(_DOXYGEN "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) if(DOXYGEN_FOUND) set(GENERATE_XML NO) set(GENERATE_HTML NO) set(GENERATE_LATEX NO) set(GENERATE_SQLITE YES) if(_DOXYGEN_HTML) set(GENERATE_HTML YES) endif() if(_DOXYGEN_LATEX) set(GENERATE_LATEX YES) endif() if(_DOXYGEN_SQLITE) set(GENERATE_SQLITE YES) endif() set(WORK_DIR ${CMAKE_BINARY_DIR}/doc/doxygen) configure_file(${CMAKE_SOURCE_DIR}/cmake/doc/Doxyfile.in ${WORK_DIR}/Doxyfile @ONLY) add_custom_target( ${_DOXYGEN_TARGET_NAME} VERBATIM COMMAND "${CMAKE_COMMAND}" -E remove -f "${WORK_DIR}/doxygen_sqlite3.db" COMMAND ${DOXYGEN_EXECUTABLE} ${WORK_DIR}/Doxyfile WORKING_DIRECTORY ${WORK_DIR} COMMENT "Generating API documentation with Doxygen") else() add_custom_target( ${_DOXYGEN_TARGET_NAME} VERBATIM COMMENT "Doxygen is not found. Skipping target ${_DOXYGEN_TARGET_NAME} build") endif() endfunction()