74 lines
2.2 KiB
CMake
74 lines
2.2 KiB
CMake
cmake_minimum_required(VERSION 3.31)
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project(magenta C ASM)
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if (NOT BUILD_TOOLS_DIR)
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message(FATAL_ERROR "No build tools directory specified. Please run build.sh")
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endif ()
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set(CMAKE_C_STANDARD 17)
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set(kernel_arch x86_64)
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set(kernel_name "Magenta")
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set(kernel_exe_name "magenta_kernel")
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set(generic_src_dirs ds init kernel libc sched util vm syscall)
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set(kernel_sources "")
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set(kernel_headers "")
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set(version_args --arch ${CMAKE_SYSTEM_PROCESSOR})
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if (CMAKE_BUILD_TYPE AND NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
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set(version_args ${version_args} "--release")
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endif()
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execute_process(
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COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/tools/magenta.buildid
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${version_args}
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OUTPUT_VARIABLE kernel_version
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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message(STATUS "Magenta kernel version: ${kernel_version}")
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foreach (dir ${generic_src_dirs})
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file(GLOB_RECURSE dir_sources ${dir}/*.c)
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file(GLOB_RECURSE dir_headers ${dir}/*.h)
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set(kernel_sources ${kernel_sources} ${dir_sources})
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set(kernel_headers ${kernel_headers} ${dir_headers})
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endforeach (dir)
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file(GLOB_RECURSE arch_sources_c arch/${kernel_arch}/*.c)
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file(GLOB_RECURSE arch_sources_asm arch/${kernel_arch}/*.S)
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file(GLOB_RECURSE arch_headers arch/${kernel_arch}/*.h)
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add_executable(${kernel_exe_name}
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${kernel_sources}
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${kernel_headers}
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${arch_sources_c}
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${arch_sources_asm}
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${arch_headers})
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target_include_directories(${kernel_exe_name} PRIVATE
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include
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libc/include
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libmagenta/include
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arch/${kernel_arch}/include)
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target_compile_options(${kernel_exe_name} PRIVATE
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-nostdlib -ffreestanding
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-Wall -Werror -pedantic -Wno-language-extension-token -Wno-unused-function -Wno-gnu-statement-expression
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-g -fPIC -Iinclude -Iarch/${kernel_arch}/include -Ilibc/include)
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add_custom_command(
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TARGET ${kernel_exe_name}
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POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:${kernel_exe_name}> $<TARGET_FILE:${kernel_exe_name}>.debug
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COMMAND ${CMAKE_STRIP} -g $<TARGET_FILE:${kernel_exe_name}>)
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target_link_libraries(${kernel_exe_name} -nostdlib -ffreestanding -lgcc)
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target_compile_definitions(${kernel_exe_name} PRIVATE KERNEL_VERSION="${kernel_version}")
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include(arch/${kernel_arch}/config.cmake)
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include(arch/${kernel_arch}/targets.cmake)
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