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https://github.com/encounter/osdev.git
synced 2026-03-30 11:33:54 -07:00
Luke Street
29 lines
1013 B
CMake
29 lines
1013 B
CMake
cmake_minimum_required(VERSION 3.2)
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set(CMAKE_VERBOSE_MAKEFILE on)
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set(CMAKE_SYSTEM_NAME "Generic" CACHE STRING "Target system.")
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if (CMAKE_HOST_APPLE AND CMAKE_C_LINK_FLAGS)
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string(REPLACE "-Wl,-search_paths_first" "" CMAKE_C_LINK_FLAGS ${CMAKE_C_LINK_FLAGS})
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endif ()
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# set(CMAKE_C_COMPILER clang)
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if (CMAKE_HOST_APPLE)
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set(CMAKE_C_COMPILER i386-elf-gcc)
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endif ()
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set(CMAKE_ASM_NASM_OBJECT_FORMAT elf)
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enable_language(ASM_NASM)
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set(LINKER_SCRIPT "${CMAKE_SOURCE_DIR}/linker.ld")
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set(CMAKE_C_FLAGS "-m32 -ffreestanding -fno-pie")
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# if clang: -Wno-error=unused-command-line-argument -nobuiltininc
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -nostdinc -fno-builtin -nostdlib -nodefaultlibs")
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set(CMAKE_EXE_LINKER_FLAGS "-Wl,-n -Wl,--build-id=none -Wl,-T${LINKER_SCRIPT}")
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add_executable(kernel.bin dummy.c multiboot.asm)
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target_link_libraries(kernel.bin kernel c)
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set_target_properties(kernel.bin PROPERTIES LINK_DEPENDS ${LINKER_SCRIPT})
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add_subdirectory(kernel)
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add_subdirectory(libc)
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add_subdirectory(bin) |