CMakeLists.txt

cmake_minimum_required(VERSION 3.18)

project(pml_system LANGUAGES C VERSION "1.0.0")

set (CMAKE_C_STANDARD 11)

add_compile_options("$<$<CONFIG:RELEASE>:-W;-Wall;-O3;-pedantic;-ffunction-sections;-fdata-sections>")
add_compile_options("$<$<CONFIG:DEBUG>:-W;-Wall;-Wextra;-O0;-g;-DDEBUG;-pedantic;-ffunction-sections;-fdata-sections>")
# set(CMAKE_CXX_CLANG_TIDY "clang-tidy;-checks=*")

if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
  if (MSVC)
    # warning level 4 and all warnings as errors
    add_compile_options(/W4 /WX)
  else()
    # lots of warnings and all warnings as errors
    add_compile_options(-Wall -Wextra -pedantic)
  endif()
endif()

# SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pg")
# SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
# SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -pg")

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Release)
endif()

find_package(Git QUIET)
if(GIT_FOUND AND EXISTS "${PROJECT_SOURCE_DIR}/.git")
# Update submodules as needed
    option(GIT_SUBMODULE "Check submodules during build" ON)
    if(GIT_SUBMODULE)
        message(STATUS "Submodule update")
        execute_process(COMMAND ${GIT_EXECUTABLE} submodule update --init --recursive
                        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                        RESULT_VARIABLE GIT_SUBMOD_RESULT)
        if(NOT GIT_SUBMOD_RESULT EQUAL "0")
            message(FATAL_ERROR "git submodule update --init --recursive failed with ${GIT_SUBMOD_RESULT}, please checkout submodules")
        endif()
    endif()
endif()

if(NOT EXISTS "${PROJECT_SOURCE_DIR}/lib/tld/CMakeLists.txt")
    message(FATAL_ERROR "The submodules were not downloaded! GIT_SUBMODULE was turned off or failed. Please update submodules and try again.")
endif()
add_subdirectory(lib)
add_subdirectory(src)