cmake_minimum_required(VERSION 3.1)
project(
        DNNsim
        VERSION 1.0.0
        LANGUAGES CXX
)

set(CMAKE_CXX_FLAGS_RELEASE "-O3")

find_package(OpenMP)
if (OPENMP_FOUND)
    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OpenMP_EXE_LINKER_FLAGS}")
endif()

# Add protobuf specification files
add_subdirectory(proto)
# Add library for script support
add_subdirectory(sys)
# Add the base library
add_subdirectory(base)
# Add library for load the inputs and dump the networks
add_subdirectory(interface)
# Add the core library
add_subdirectory(core)

set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/..)

add_executable(
        ${PROJECT_NAME}
        main.cpp
)

target_link_libraries(
        ${PROJECT_NAME}
        PRIVATE base
        PRIVATE core
        PRIVATE interface
        PRIVATE sys
)

set_target_properties(
        ${PROJECT_NAME} PROPERTIES
        CXX_STANDARD 14
        CXX_STANDARD_REQUIRED ON
        COMPILE_FLAGS "${WARNING_FLAGS}"
        RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/..
        LINKER_LANGUAGE CXX
)

option(BUILD_DOC "Build documentation" ON)

find_package(Doxygen)
if (DOXYGEN_FOUND)

    set(DOXYGEN_IN ${CMAKE_CURRENT_SOURCE_DIR}/doc/Doxyfile.in)
    set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)

    configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)
    #message("Doxygen build started")

    add_custom_target( doc 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)