mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-21 23:20:20 +00:00
6e7cc40b18
This makes it so we don't need to specify the full path to all the helper scripts we include() from different places in the codebase and feels a lot cleaner.
393 lines
16 KiB
CMake
393 lines
16 KiB
CMake
cmake_minimum_required(VERSION 3.16)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/Meta/CMake")
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project(SerenityOS C CXX ASM)
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if(NOT "${CMAKE_BUILD_TYPE}" STREQUAL "")
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message(FATAL_ERROR
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": Don't use CMAKE_BUILD_TYPE when building serenity.\n"
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"The default build type is optimized with debug info and asserts enabled,\n"
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"and that's all there is.")
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endif()
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if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.2)
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message(FATAL_ERROR
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"A GCC version less than 10.2 was detected (${CMAKE_CXX_COMPILER_VERSION}), this is unsupported.\n"
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"Please re-read the build instructions documentation, and upgrade your host compiler.\n")
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endif()
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set(CMAKE_INSTALL_MESSAGE NEVER)
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enable_testing()
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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set(SERENITY_ARCH "i686" CACHE STRING "Target architecture for SerenityOS.")
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if("${SERENITY_ARCH}" STREQUAL "i686")
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set(SERENITY_CLANG_ARCH "i386")
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else()
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set(SERENITY_CLANG_ARCH ${SERENITY_ARCH})
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endif()
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# Central location for all custom options used in the Serenity build.
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option(ENABLE_ADDRESS_SANITIZER "Enable address sanitizer testing in gcc/clang" OFF)
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option(ENABLE_KERNEL_ADDRESS_SANITIZER "Enable kernel address sanitizer testing in gcc/clang" OFF)
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option(ENABLE_KERNEL_COVERAGE_COLLECTION "Enable KCOV and kernel coverage instrumentation in gcc/clang" OFF)
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option(ENABLE_MEMORY_SANITIZER "Enable memory sanitizer testing in gcc/clang" OFF)
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option(ENABLE_UNDEFINED_SANITIZER "Enable undefined behavior sanitizer testing in gcc/clang" OFF)
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option(ENABLE_FUZZER_SANITIZER "Enable fuzzer sanitizer testing in clang" OFF)
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option(ENABLE_EXTRA_KERNEL_DEBUG_SYMBOLS "Enable -Og and -ggdb3 options for Kernel code for easier debugging" OFF)
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option(ENABLE_ALL_THE_DEBUG_MACROS "Enable all debug macros to validate they still compile" OFF)
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option(ENABLE_ALL_DEBUG_FACILITIES "Enable all noisy debug symbols and options. Not recommended for normal developer use" OFF)
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option(ENABLE_COMPILETIME_FORMAT_CHECK "Enable compiletime format string checks" ON)
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option(ENABLE_PCI_IDS_DOWNLOAD "Enable download of the pci.ids database at build time" ON)
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option(ENABLE_USB_IDS_DOWNLOAD "Enable download of the usb.ids database at build time" ON)
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option(BUILD_LAGOM "Build parts of the system targeting the host OS for fuzzing/testing" OFF)
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option(ENABLE_KERNEL_LTO "Build the kernel with link-time optimization" OFF)
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option(USE_CLANG_TOOLCHAIN "Build the kernel with the experimental Clang toolchain" OFF)
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# Meta target to run all code-gen steps in the build.
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add_custom_target(all_generated)
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add_custom_target(run
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COMMAND "${CMAKE_COMMAND}" -E env "SERENITY_ARCH=${SERENITY_ARCH}" "${SerenityOS_SOURCE_DIR}/Meta/run.sh"
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USES_TERMINAL
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)
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# This can currently only be implemented by ordered commands
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# as cmake doesn't support inter dependency ordering, and we
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# would like to avoid inject dependencies on the existing
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# custom commands to allow people to run commands adhoc with
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# out forcing re-builds when they might not want them.
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add_custom_target(setup-and-run
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COMMAND ${CMAKE_MAKE_PROGRAM} install
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COMMAND ${CMAKE_MAKE_PROGRAM} image
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COMMAND ${CMAKE_MAKE_PROGRAM} run
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USES_TERMINAL
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)
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add_custom_target(image
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DEPENDS qemu-image
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)
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set(GCC_VERSION 11.2.0)
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set(LLVM_VERSION 12.0.1)
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add_custom_target(qemu-image
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COMMAND "${CMAKE_COMMAND}" -E env "SERENITY_SOURCE_DIR=${SerenityOS_SOURCE_DIR}" "SERENITY_ARCH=${SERENITY_ARCH}" "USE_CLANG_TOOLCHAIN=$<BOOL:${USE_CLANG_TOOLCHAIN}>" "LLVM_VERSION=${LLVM_VERSION}" "${SerenityOS_SOURCE_DIR}/Meta/build-image-qemu.sh"
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BYPRODUCTS "${CMAKE_BINARY_DIR}/_disk_image"
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USES_TERMINAL
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)
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add_custom_target(grub-image
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COMMAND ${CMAKE_COMMAND} -E env "SERENITY_SOURCE_DIR=${SerenityOS_SOURCE_DIR}" "SERENITY_ARCH=${SERENITY_ARCH}" "USE_CLANG_TOOLCHAIN=$<BOOL:${USE_CLANG_TOOLCHAIN}>" "LLVM_VERSION=${LLVM_VERSION}" "${SerenityOS_SOURCE_DIR}/Meta/build-image-grub.sh"
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BYPRODUCTS ${CMAKE_BINARY_DIR}/grub_disk_image
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USES_TERMINAL
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)
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add_custom_target(extlinux-image
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COMMAND "${CMAKE_COMMAND}" -E env "SERENITY_SOURCE_DIR=${SerenityOS_SOURCE_DIR}" "SERENITY_ARCH=${SERENITY_ARCH}" "USE_CLANG_TOOLCHAIN=$<BOOL:${USE_CLANG_TOOLCHAIN}>" "LLVM_VERSION=${LLVM_VERSION}" "${SerenityOS_SOURCE_DIR}/Meta/build-image-extlinux.sh"
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BYPRODUCTS "${CMAKE_BINARY_DIR}/extlinux_disk_image"
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USES_TERMINAL
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)
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add_custom_target(lint-shell-scripts
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COMMAND "${SerenityOS_SOURCE_DIR}/Meta/lint-shell-scripts.sh"
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USES_TERMINAL
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)
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add_custom_target(check-style
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COMMAND "${SerenityOS_SOURCE_DIR}/Meta/check-style.sh"
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USES_TERMINAL
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)
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add_custom_target(install-ports
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COMMAND "${CMAKE_COMMAND}" -E env "SERENITY_SOURCE_DIR=${SerenityOS_SOURCE_DIR}" "SERENITY_ARCH=${SERENITY_ARCH}" "${SerenityOS_SOURCE_DIR}/Meta/install-ports-tree.sh"
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USES_TERMINAL
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)
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add_custom_target(configure-components
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COMMAND "$<TARGET_FILE:Lagom::ConfigureComponents>"
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USES_TERMINAL
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)
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add_dependencies(configure-components Lagom::ConfigureComponents)
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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add_compile_options(-fsized-deallocation)
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add_compile_options(-fno-delete-null-pointer-checks)
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
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add_compile_options(-Wno-literal-suffix)
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elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang$")
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add_compile_options(-Wno-overloaded-virtual)
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add_compile_options(-Wno-user-defined-literals)
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add_compile_options(-fconstexpr-steps=16777216)
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endif()
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if (ENABLE_ALL_DEBUG_FACILITIES)
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set(ENABLE_ALL_THE_DEBUG_MACROS ON)
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set(ENABLE_EXTRA_KERNEL_DEBUG_SYMBOLS ON)
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# Immediately finds violations during boot, shouldn't be discoverable
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# by people who aren't working on fixing issues. Use this check to make
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# sure this code continues to build instead of all_debug_macros to avoid
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# people filing bugs.
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set(KMALLOC_VERIFY_NO_SPINLOCK_HELD ON)
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# Enables KCOV API and injects kernel coverage instrumentation via
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# -fsanitize-coverage=trace-pc. Mostly here to ensure that the CI catches
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# commits breaking this flag.
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set(ENABLE_KERNEL_COVERAGE_COLLECTION ON)
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endif()
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if (ENABLE_ALL_THE_DEBUG_MACROS)
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include(all_the_debug_macros)
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endif(ENABLE_ALL_THE_DEBUG_MACROS)
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configure_file(AK/Debug.h.in AK/Debug.h @ONLY)
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configure_file(Kernel/Debug.h.in Kernel/Debug.h @ONLY)
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include_directories(Userland/Libraries)
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include_directories(.)
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include_directories(${CMAKE_BINARY_DIR})
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add_subdirectory(Meta/Lagom)
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find_program(CCACHE_PROGRAM ccache)
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if(CCACHE_PROGRAM)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
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endif()
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# FIXME: With cmake 3.18, we can change unzip/untar steps to use
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# file(ARCHIVE_EXTRACT) instead
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find_program(UNZIP unzip REQUIRED)
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find_program(TAR tar REQUIRED)
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unset(CMAKE_SYSROOT)
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set(CMAKE_STAGING_PREFIX ${CMAKE_BINARY_DIR}/Root)
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set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/Root)
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set(CMAKE_INSTALL_DATAROOTDIR ${CMAKE_BINARY_DIR}/Root/res)
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if (${CMAKE_HOST_SYSTEM_NAME} MATCHES SerenityOS)
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message("Good job on building cmake!")
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elseif(USE_CLANG_TOOLCHAIN)
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set(TOOLCHAIN_ROOT ${CMAKE_SOURCE_DIR}/Toolchain/Local/clang/${SERENITY_ARCH}/)
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set(TOOLCHAIN_PATH ${TOOLCHAIN_ROOT}/bin)
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set(CMAKE_C_COMPILER ${TOOLCHAIN_PATH}/clang)
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set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PATH}/clang++)
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set(CMAKE_ASM_COMPILER ${TOOLCHAIN_PATH}/clang)
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set(CMAKE_LINKER ${TOOLCHAIN_PATH}/ld.lld)
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set(CMAKE_RANLIB ${TOOLCHAIN_PATH}/llvm-ranlib)
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set(CMAKE_STRIP ${TOOLCHAIN_PATH}/llvm-strip)
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set(CMAKE_AR ${TOOLCHAIN_PATH}/llvm-ar)
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set(CMAKE_CXXFILT ${TOOLCHAIN_PATH}/llvm-cxxfilt)
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# FIXME: Persuade LLVM maintainers to add `--update-section` to llvm-objcopy, as it's required for the kernel symbol map.
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set(CMAKE_OBJCOPY ${TOOLCHAIN_ROOT}/binutils/bin/${SERENITY_ARCH}-pc-serenity-objcopy)
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else()
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set(TOOLCHAIN_ROOT ${SerenityOS_SOURCE_DIR}/Toolchain/Local/${SERENITY_ARCH}/)
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set(TOOLCHAIN_PATH ${TOOLCHAIN_ROOT}/bin)
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set(TOOLCHAIN_PREFIX ${TOOLCHAIN_PATH}/${SERENITY_ARCH}-pc-serenity-)
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set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc)
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set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++)
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set(CMAKE_ASM_COMPILER ${TOOLCHAIN_PREFIX}gcc)
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set(CMAKE_LINKER ${TOOLCHAIN_PREFIX}ld)
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set(CMAKE_RANLIB ${TOOLCHAIN_PREFIX}gcc-ranlib)
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set(CMAKE_STRIP ${TOOLCHAIN_PREFIX}strip)
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set(CMAKE_AR ${TOOLCHAIN_PREFIX}gcc-ar)
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set(CMAKE_OBJCOPY ${TOOLCHAIN_PREFIX}objcopy)
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set(CMAKE_CXXFILT ${TOOLCHAIN_PREFIX}c++filt)
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endif()
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foreach(lang ASM C CXX OBJC OBJCXX)
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unset(CMAKE_${lang}_OSX_COMPATIBILITY_VERSION_FLAG)
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unset(CMAKE_${lang}_OSX_CURRENT_VERSION_FLAG)
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unset(CMAKE_${lang}_LINK_FLAGS)
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unset(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS)
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unset(CMAKE_SHARED_MODULE_CREATE_${lang}_FLAGS)
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unset(CMAKE_SHARED_MODULE_LOADER_${lang}_FLAG )
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unset(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG)
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unset(CMAKE_${lang}_SYSROOT_FLAG)
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if (CMAKE_SYSTEM_NAME MATCHES Darwin)
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## macOS workaround. Use GNU ld flags for SONAMEs.
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set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
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"<CMAKE_${lang}_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> <LINK_FLAGS> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
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set(CMAKE_SHARED_LIBRARY_SONAME_${lang}_FLAG "-Wl,-soname,")
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endif()
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endforeach()
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set(CMAKE_INSTALL_NAME_TOOL "")
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set(CMAKE_SHARED_LIBRARY_SUFFIX ".so")
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set(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared -Wl,--hash-style=gnu,-z,relro,-z,now,-z,noexecstack,-z,separate-code")
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set(CMAKE_CXX_LINK_FLAGS "-Wl,--hash-style=gnu,-z,relro,-z,now,-z,noexecstack,-z,max-page-size=0x1000,-z,separate-code")
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# We disable it completely because it makes cmake very spammy.
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# This will need to be revisited when the Loader supports RPATH/RUN_PATH.
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set(CMAKE_SKIP_RPATH TRUE)
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add_compile_options(-Wformat=2)
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add_compile_options(-fdiagnostics-color=always)
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if (NOT ${CMAKE_HOST_SYSTEM_NAME} MATCHES SerenityOS)
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# FIXME: Something makes this go crazy and flag unused variables that aren't flagged as such when building with the toolchain.
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# Disable -Werror for now.
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add_compile_options(-Werror)
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endif()
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add_compile_options(-Wall)
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add_compile_options(-Wextra)
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# The following warnings are sorted by the "base" name (the part excluding the initial Wno or W).
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add_compile_options(-Wno-address-of-packed-member)
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add_compile_options(-Wcast-qual)
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add_compile_options(-Wno-deprecated-copy)
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add_compile_options(-Wduplicated-cond)
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add_compile_options(-Wno-expansion-to-defined)
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add_compile_options(-Wformat=2)
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add_compile_options(-Wimplicit-fallthrough)
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add_compile_options(-Wlogical-op)
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add_compile_options(-Wmisleading-indentation)
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add_compile_options(-Wmissing-declarations)
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add_compile_options(-Wnon-virtual-dtor)
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add_compile_options(-Wno-unknown-warning-option)
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add_compile_options(-Wundef)
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add_compile_options(-Wunused)
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add_compile_options(-Wno-unused-private-field)
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add_compile_options(-Wno-unused-const-variable)
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add_compile_options(-Wno-unused-command-line-argument)
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add_compile_options(-Wwrite-strings)
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add_compile_options(-Wno-maybe-uninitialized)
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add_compile_options(-ffile-prefix-map=${SerenityOS_SOURCE_DIR}=.)
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add_compile_options(-fno-exceptions)
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add_compile_options(-ftls-model=initial-exec)
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add_compile_options(-fno-semantic-interposition)
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add_compile_options(-fstack-clash-protection)
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add_compile_options(-fstack-protector-strong)
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add_compile_options(-g1)
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if (USE_CLANG_TOOLCHAIN)
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add_compile_options(-Wno-atomic-alignment)
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add_compile_options(-Wno-c99-designator)
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add_compile_options(-Wno-implicit-const-int-float-conversion)
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add_compile_options(-Wno-inconsistent-missing-override)
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add_compile_options(-Wno-tautological-constant-out-of-range-compare)
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add_compile_options(-Wno-unneeded-internal-declaration)
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add_compile_options(-Wno-unused-function)
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add_compile_options(-Wno-user-defined-literals)
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# Without the 'SHELL' prefix, this would get removed through de-duplication with the flags set for the host compiler.
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# Then, that would come before '-Wextra', so it would not negate the '-Woverloaded-virtual' set by '-Wextra'.
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add_compile_options(SHELL:-Wno-overloaded-virtual)
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add_compile_options(--sysroot=${CMAKE_BINARY_DIR}/Root)
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add_compile_options(--target=${SERENITY_CLANG_ARCH}-pc-serenity)
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add_compile_options(-fno-aligned-allocation)
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add_compile_options(-fconstexpr-steps=16777216)
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add_compile_options(-gdwarf-4)
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# FIXME: Why is Clang not picking up this path?
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link_directories(${TOOLCHAIN_ROOT}/lib/clang/${LLVM_VERSION}/lib/serenity)
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add_link_options(LINKER:--allow-shlib-undefined)
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else()
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add_compile_options(-Wcast-align)
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add_compile_options(-Wdouble-promotion)
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endif()
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add_link_options(LINKER:-z,text)
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if("${SERENITY_ARCH}" STREQUAL "i686")
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add_compile_options(-march=i686)
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elseif("${SERENITY_ARCH}" STREQUAL "x86_64")
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add_compile_options(-march=x86-64)
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endif()
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add_compile_definitions(SANITIZE_PTRS)
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set(CMAKE_CXX_FLAGS_STATIC "${CMAKE_CXX_FLAGS} -static")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pie -fpic")
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if (ENABLE_COMPILETIME_FORMAT_CHECK)
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add_compile_definitions(ENABLE_COMPILETIME_FORMAT_CHECK)
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endif()
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add_link_options(--sysroot ${CMAKE_BINARY_DIR}/Root)
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add_link_options(-Wno-unused-command-line-argument)
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include_directories(.)
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include_directories(Userland/Libraries)
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include_directories(Userland/Libraries/LibC)
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include_directories(Userland/Libraries/LibCrypt)
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include_directories(Userland/Libraries/LibM)
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include_directories(Userland/Libraries/LibPthread)
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include_directories(Userland/Libraries/LibSystem)
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include_directories(Userland/Services)
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include_directories(Userland)
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include_directories(${CMAKE_CURRENT_BINARY_DIR})
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include_directories(${CMAKE_CURRENT_BINARY_DIR}/Userland/Services)
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include_directories(${CMAKE_CURRENT_BINARY_DIR}/Userland/Libraries)
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include_directories(${CMAKE_CURRENT_BINARY_DIR}/Userland)
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# FIXME: vptr sanitizing requires.. intense ABI wrangling of std::type_info
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# And would be better served by porting ubsan_type_hash_itanium.cpp from compiler-rt
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if (ENABLE_UNDEFINED_SANITIZER)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined -fno-sanitize=vptr")
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endif()
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add_custom_target(components ALL)
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option(BUILD_EVERYTHING "Build all optional components" ON)
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include(utils)
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include(wasm_spec_tests)
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serenity_component(
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Tests
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RECOMMENDED
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)
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add_subdirectory(AK)
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add_subdirectory(Kernel)
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if(NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
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add_subdirectory(Userland)
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add_subdirectory(Tests)
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endif()
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export_components("${CMAKE_BINARY_DIR}/components.ini")
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set(PCI_IDS_GZ_URL https://pci-ids.ucw.cz/v2.2/pci.ids.gz)
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set(PCI_IDS_GZ_PATH ${CMAKE_BINARY_DIR}/pci.ids.gz)
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set(PCI_IDS_PATH ${CMAKE_BINARY_DIR}/pci.ids)
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set(PCI_IDS_INSTALL_PATH ${CMAKE_INSTALL_DATAROOTDIR}/pci.ids)
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if(ENABLE_PCI_IDS_DOWNLOAD AND NOT EXISTS ${PCI_IDS_GZ_PATH})
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message(STATUS "Downloading PCI ID database from ${PCI_IDS_GZ_URL}...")
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file(DOWNLOAD ${PCI_IDS_GZ_URL} ${PCI_IDS_GZ_PATH} INACTIVITY_TIMEOUT 10)
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endif()
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if(EXISTS ${PCI_IDS_GZ_PATH} AND NOT EXISTS ${PCI_IDS_INSTALL_PATH})
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message(STATUS "Extracting PCI ID database from ${PCI_IDS_GZ_PATH}...")
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execute_process(COMMAND gzip -k -d ${PCI_IDS_GZ_PATH})
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file(MAKE_DIRECTORY ${CMAKE_INSTALL_DATAROOTDIR})
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file(RENAME ${PCI_IDS_PATH} ${PCI_IDS_INSTALL_PATH})
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endif()
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set(USB_IDS_GZ_URL http://www.linux-usb.org/usb.ids.gz)
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set(USB_IDS_GZ_PATH ${CMAKE_BINARY_DIR}/usb.ids.gz)
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set(USB_IDS_PATH ${CMAKE_BINARY_DIR}/usb.ids)
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set(USB_IDS_INSTALL_PATH ${CMAKE_INSTALL_DATAROOTDIR}/usb.ids)
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if(ENABLE_USB_IDS_DOWNLOAD AND NOT EXISTS ${USB_IDS_GZ_PATH})
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message(STATUS "Downloading USB ID database from ${USB_IDS_GZ_URL}...")
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|
file(DOWNLOAD ${USB_IDS_GZ_URL} ${USB_IDS_GZ_PATH} INACTIVITY_TIMEOUT 10)
|
|
endif()
|
|
|
|
if(EXISTS ${USB_IDS_GZ_PATH} AND NOT EXISTS ${USB_IDS_INSTALL_PATH})
|
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message(STATUS "Extracting USB ID database from ${USB_IDS_GZ_PATH}...")
|
|
execute_process(COMMAND gzip -k -d ${USB_IDS_GZ_PATH})
|
|
file(MAKE_DIRECTORY ${CMAKE_INSTALL_DATAROOTDIR})
|
|
file(RENAME ${USB_IDS_PATH} ${USB_IDS_INSTALL_PATH})
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endif()
|