CMakeLists.txt

# Specify the minimum version for CMake
cmake_minimum_required(VERSION 3.0.0)

# project information
project(factor-oracle_docs)

# check if Doxygen is installed
find_package(Doxygen)

if (DOXYGEN_FOUND)
  # set input and output files
  set(DOXYGEN_IN Doxyfile)
  set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)

  # request to configure the file
  configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)

  # note the option ALL which allows to build the docs together with the application
  add_custom_target(doxygen ALL
    COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
    COMMENT "Generating API documentation with Doxygen"
    VERBATIM)
else (DOXYGEN_FOUND)
  message("Doxygen need to be installed to generate the doxygen documentation")
endif (DOXYGEN_FOUND)