CMakeLists.txt

cmake_minimum_required(VERSION 3.13)
project(my_cp_lib)

set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)

# global variables
add_compile_definitions(EPS=1e-6)

# List here the directories in extern
#add_subdirectory(extern/gnuplot_i)

# 
add_subdirectory(src)


# ------------------------------------------------------------------------ #
# documentation by doxygen (you have to create a directory "docs" first)
option(DOCS "Build the documentation" OFF)

if(DOCS)
    find_package(Doxygen
        REQUIRED dot
        OPTIONAL_COMPONENTS mscgen dia)
    
#    # set input and output files
    set(DOXYGEN_IN ${CMAKE_CURRENT_SOURCE_DIR}/docs/Doxyfile.in)
    set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/docs/)
#
#    # request to configure the file
#    configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)
#    message("Doxygen build started")
#
    # note the option ALL which allows to build the docs together with the application
    add_custom_target(doc_doxygen ALL
        COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_IN}
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
        COMMENT "Generating API documentation with Doxygen"
        VERBATIM )
endif()