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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 "${PROJECT_SOURCE_DIR}/cmake/Modules")
include("GenerateBootableIso")
#[============================================================================[
# Global Build System Configuration
#]============================================================================]
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION YES)
set(CMAKE_CXX_STANDARD "20")
set(CMAKE_CXX_STANDARD_REQUIRED YES)
set(CMAKE_CXX_EXTENSIONS NO)
#[============================================================================[
# Global Build System Configuration
#]============================================================================]
add_executable("kernel")
add_subdirectory("libs")
add_subdirectory("kern")
add_subdirectory("arch")
target_link_libraries("kernel" PRIVATE
"arch::${CMAKE_SYSTEM_PROCESSOR}"
"os::kern"
)
target_generate_bootable_iso("kernel")
# #[============================================================================[
# # Documentation
# #]============================================================================]
# find_package("Doxygen")
# set(DOXYGEN_GENERATE_HTML YES)
# set(DOXYGEN_GENERATE_XML YES)
# set(DOXYGEN_EXCLUDE_PATTERNS "*.cpp")
# set(DOXYGEN_OUTPUT_DIRECTORY "doxygen")
# set(DOXYGEN_QUIET YES)
# file(GLOB_RECURSE DOXYGEN_SOURCES CONFIGURE_DEPENDS "*.hpp")
# message(STATUS "${SPHINX_SOURCES}")
# doxygen_add_docs("docs_xml"
# ${DOXYGEN_SOURCES}
# ALL
# USE_STAMP_FILE
# COMMENT "Generating developer documentation sources"
# )
# set_target_properties("docs_xml" PROPERTIES
# ADDITIONAL_CLEAN_FILES
# "${PROJECT_BINARY_DIR}/doxygen"
# )
# file(GLOB_RECURSE SPHINX_SOURCES CONFIGURE_DEPENDS "../docs/**.rst")
# add_custom_target("docs" ALL
# COMMAND "${SPHINX_BUILD_EXE}"
# "../docs"
# "docs"
# "-q"
# DEPENDS "docs_xml"
# SOURCES ${SPHINX_SOURCES}
# COMMENT "Generating developer documentation html"
# )
# set_target_properties("docs" PROPERTIES
# ADDITIONAL_CLEAN_FILES
# "${PROJECT_BINARY_DIR}/docs"
# )
# #[============================================================================[
# # Global Compiler Configuration
# #]============================================================================]
# 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 Libraries
# #]============================================================================]
# add_subdirectory("libs/kstd" EXCLUDE_FROM_ALL SYSTEM)
# add_subdirectory("libs/multiboot2" EXCLUDE_FROM_ALL SYSTEM)
# #[============================================================================[
# # Global Directories
# #]============================================================================]
# include_directories(
# "include"
# "arch/${CMAKE_SYSTEM_PROCESSOR}/include"
# )
# #[============================================================================[
# # The Bootstrap Library
# #]============================================================================]
# add_library("_boot" OBJECT)
# add_library("teachos::boot" ALIAS "_boot")
# #[============================================================================[
# # The Video Library
# #]============================================================================]
# add_library("_video" OBJECT)
# add_library("teachos::video" ALIAS "_video")
# #[============================================================================[
# # THE Memory Library
# #]============================================================================]
# add_library("_memory" OBJECT)
# add_library("teachos::memory" ALIAS "_memory")
# #[============================================================================[
# # The Exception handling Library
# #]============================================================================]
# add_library("_exception" OBJECT)
# add_library("teachos::exception" ALIAS "_exception")
# #[============================================================================[
# # The Context switching Library
# #]============================================================================]
# add_library("_context" OBJECT)
# add_library("teachos::context_switching" ALIAS "_context")
# add_library("_interrupt_handling" OBJECT)
# add_library("teachos::interrupt_handling" ALIAS "_interrupt_handling")
# # https://forum.osdev.org/viewtopic.php?f=1&t=36712
# # https://gcc.gnu.org/onlinedocs/gcc/x86-Function-Attributes.html#index-interrupt-function-attribute_002c-x86
# target_compile_options("_interrupt_handling" PRIVATE "-mgeneral-regs-only")
# #[============================================================================[
# # The Kernel
# #]============================================================================]
# add_executable("_kernel"
# "src/kernel/main.cpp"
# )
# add_executable("teachos::kernel" ALIAS "_kernel")
# target_link_libraries("_kernel" PRIVATE
# "teachos::boot"
# "teachos::video"
# "teachos::memory"
# "teachos::exception"
# "teachos::context_switching"
# "teachos::interrupt_handling"
# )
# #[============================================================================[
# # Platform Specific Components
# #]============================================================================]
# add_subdirectory("arch/${CMAKE_SYSTEM_PROCESSOR}")
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