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cmake_minimum_required(VERSION "3.27")
project("kernel"
DESCRIPTION "An educational OS kernel"
HOMEPAGE_URL "https://gitlab.ost.ch/teachos/kernel"
VERSION "0.0.1"
LANGUAGES ASM C CXX
)
set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/Modules")
include("ElfTransformations")
include("GenerateBootableIso")
#[============================================================================[
# Global Build System Options
#]============================================================================]
option(TEACHOS_ENABLE_LINTING "Enable linting during build" ON)
option(TEACHOS_GENERATE_DOCS "Generate documentation during build" ON)
#[============================================================================[
# Global Build System Configuration
#]============================================================================]
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION YES)
set(CMAKE_CXX_STANDARD "23")
set(CMAKE_CXX_STANDARD_REQUIRED YES)
set(CMAKE_CXX_EXTENSIONS NO)
add_compile_options(
"$<$<CXX_COMPILER_ID:GNU>:-Wall>"
"$<$<CXX_COMPILER_ID:GNU>:-Wextra>"
"$<$<CXX_COMPILER_ID:GNU>:-Werror>"
"$<$<CXX_COMPILER_ID:GNU>:-pedantic-errors>"
)
#[============================================================================[
# Global Linting Configuration
#]============================================================================]
find_program(CLANG_TIDY_EXE NAMES
"clang-tidy-21"
"clang-tidy"
)
if(CLANG_TIDY_EXE AND TEACHOS_ENABLE_LINTING)
set(CMAKE_C_CLANG_TIDY "${CLANG_TIDY_EXE}")
set(CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_EXE}")
endif()
#[============================================================================[
# Global Documentation Configuration
#]============================================================================]
find_package(Doxygen "1.10")
if(Doxygen_FOUND AND TEACHOS_GENERATE_DOCS)
doxygen_add_docs("docs"
ALL
COMMENT "Generating documentation"
CONFIG_FILE "${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile"
)
endif()
#[============================================================================[
# Global Targets
#]============================================================================]
add_subdirectory("arch/${CMAKE_SYSTEM_PROCESSOR}")
add_subdirectory("kapi")
add_subdirectory("libs")
add_subdirectory("kernel")
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