CMakeLists.txt

cmake_minimum_required(VERSION 3.30)

project(oberon-lang VERSION 0.1.0)
set(SMB_FILE_VERSION 4)

if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
    # warning level 4
    add_compile_options(/Wall /W4 /external:anglebrackets /external:W0)
else ()
    # lots of warnings and all warnings as errors -Wglobal-constructors -Wexit-time-destructors
    add_compile_options(-W -Wall -Wextra -Werror -Wpedantic -Wno-error=deprecated -Wunreachable-code -Winvalid-pch -Wcast-align -Wformat=2 -Wformat-nonliteral -Wmissing-declarations -Wmissing-noreturn -Wmissing-format-attribute -Wmissing-include-dirs -Wredundant-decls -Wswitch-default -Wsign-conversion -Wfloat-conversion)
    add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-Woverloaded-virtual>)
    if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
        add_compile_options(-Wweak-vtables)
        if (WIN32)
            add_compile_options(-fms-extensions)
        endif ()
    elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
        # using GCC
    endif ()
endif ()

# compile error for LLVM 16 with C++23
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# define DEBUG
if (CMAKE_BUILD_TYPE MATCHES Debug)
    add_definitions(-D_DEBUG)
endif ()

# add the cmake folder of the project for extension modules
set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})

add_subdirectory(src)
add_subdirectory(liboberon)
add_subdirectory(test)
add_subdirectory(docs)