mirror of
https://github.com/neovim/neovim.git
synced 2024-12-23 20:55:18 -07:00
326 lines
11 KiB
CMake
326 lines
11 KiB
CMake
# CMAKE REFERENCE
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# - intro: https://codingnest.com/basic-cmake/
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# - best practices (3.0+): https://gist.github.com/mbinna/c61dbb39bca0e4fb7d1f73b0d66a4fd1
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# - pitfalls: https://izzys.casa/2019/02/everything-you-never-wanted-to-know-about-cmake/
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# - troubleshooting:
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# - variable_watch https://cmake.org/cmake/help/latest/command/variable_watch.html
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# Version should match the tested CMAKE_URL in .github/workflows/build.yml.
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cmake_minimum_required(VERSION 3.13)
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# Can be removed once minimum version is at least 3.15
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if(POLICY CMP0092)
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cmake_policy(SET CMP0092 NEW)
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endif()
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project(nvim C)
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if(POLICY CMP0135)
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cmake_policy(SET CMP0135 NEW)
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endif()
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if(XCODE)
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message(FATAL_ERROR [[Xcode generator is not supported. Use "Ninja" or "Unix Makefiles" instead]])
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endif()
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# Point CMake at any custom modules we may ship
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list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
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include(CheckCCompilerFlag)
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include(CheckCSourceCompiles)
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include(CheckLibraryExists)
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include(ExternalProject)
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include(FindPackageHandleStandardArgs)
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include(GNUInstallDirs)
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include(Deps)
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include(Find)
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include(InstallHelpers)
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include(PreventInTreeBuilds)
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include(Util)
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#-------------------------------------------------------------------------------
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# Variables
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#-------------------------------------------------------------------------------
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set(FUNCS_DATA ${PROJECT_BINARY_DIR}/funcs_data.mpack)
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set(TOUCHES_DIR ${PROJECT_BINARY_DIR}/touches)
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file(GLOB DOCFILES CONFIGURE_DEPENDS ${PROJECT_SOURCE_DIR}/runtime/doc/*.txt)
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set_directory_properties(PROPERTIES
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EP_PREFIX "${DEPS_BUILD_DIR}")
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if(NOT CI_BUILD)
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set(CMAKE_INSTALL_MESSAGE NEVER)
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endif()
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if(${CMAKE_VERSION} VERSION_LESS 3.20)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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endif()
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if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.26)
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set(COPY_DIRECTORY copy_directory_if_different)
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else()
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set(COPY_DIRECTORY copy_directory)
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endif()
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# Prefer our bundled versions of dependencies.
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if(DEFINED ENV{DEPS_BUILD_DIR})
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set(DEPS_PREFIX "$ENV{DEPS_BUILD_DIR}/usr" CACHE PATH "Path prefix for finding dependencies")
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else()
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set(DEPS_PREFIX "${CMAKE_CURRENT_SOURCE_DIR}/.deps/usr" CACHE PATH "Path prefix for finding dependencies")
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# When running from within CLion or Visual Studio,
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# build bundled dependencies automatically.
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if(NOT EXISTS ${DEPS_PREFIX}
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AND (DEFINED ENV{CLION_IDE}
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OR DEFINED ENV{VisualStudioEdition}))
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message(STATUS "Building dependencies...")
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set(DEPS_BUILD_DIR ${PROJECT_BINARY_DIR}/.deps)
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file(MAKE_DIRECTORY ${DEPS_BUILD_DIR})
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execute_process(
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COMMAND ${CMAKE_COMMAND} -G ${CMAKE_GENERATOR}
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-D CMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
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-D CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
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-D CMAKE_C_COMPILER=${CMAKE_C_COMPILER}
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-D CMAKE_C_FLAGS=${CMAKE_C_FLAGS}
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-D CMAKE_C_FLAGS_DEBUG=${CMAKE_C_FLAGS_DEBUG}
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-D CMAKE_C_FLAGS_MINSIZEREL=${CMAKE_C_FLAGS_MINSIZEREL}
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-D CMAKE_C_FLAGS_RELWITHDEBINFO=${CMAKE_C_FLAGS_RELWITHDEBINFO}
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-D CMAKE_C_FLAGS_RELEASE=${CMAKE_C_FLAGS_RELEASE}
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-D CMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
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${PROJECT_SOURCE_DIR}/cmake.deps
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WORKING_DIRECTORY ${DEPS_BUILD_DIR})
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execute_process(
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COMMAND ${CMAKE_COMMAND} --build ${DEPS_BUILD_DIR}
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--config ${CMAKE_BUILD_TYPE})
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set(DEPS_PREFIX ${DEPS_BUILD_DIR}/usr)
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endif()
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endif()
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list(INSERT CMAKE_PREFIX_PATH 0 ${DEPS_PREFIX})
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if(APPLE)
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# If the macOS deployment target is not set manually (via $MACOSX_DEPLOYMENT_TARGET),
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# fall back to local system version. Needs to be done both here and in cmake.deps.
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if(NOT CMAKE_OSX_DEPLOYMENT_TARGET)
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execute_process(COMMAND sw_vers -productVersion
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OUTPUT_VARIABLE MACOS_VERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(CMAKE_OSX_DEPLOYMENT_TARGET "${MACOS_VERSION}")
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endif()
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message(STATUS "Using deployment target ${CMAKE_OSX_DEPLOYMENT_TARGET}")
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endif()
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if(WIN32 OR APPLE)
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# Ignore case when comparing filenames on Windows and Mac.
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set(CASE_INSENSITIVE_FILENAME TRUE)
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# Enable fixing case-insensitive filenames for Windows and Mac.
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set(USE_FNAME_CASE TRUE)
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endif()
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if (MINGW)
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# Disable LTO by default as it may not compile
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# See https://github.com/Alexpux/MINGW-packages/issues/3516
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# and https://github.com/neovim/neovim/pull/8654#issuecomment-402316672
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option(ENABLE_LTO "enable link time optimization" OFF)
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else()
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option(ENABLE_LTO "enable link time optimization" ON)
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endif()
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option(ENABLE_LIBINTL "enable libintl" ON)
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message(STATUS "CMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}")
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set_default_buildtype(Debug)
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get_property(isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
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if(NOT isMultiConfig)
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# Unlike build dependencies in cmake.deps, we assume we want dev dependencies
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# such as Uncrustify to always be built with Release.
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list(APPEND DEPS_CMAKE_ARGS -D CMAKE_BUILD_TYPE=Release)
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endif()
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# If not in a git repo (e.g., a tarball) these tokens define the complete
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# version string, else they are combined with the result of `git describe`.
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set(NVIM_VERSION_MAJOR 0)
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set(NVIM_VERSION_MINOR 10)
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set(NVIM_VERSION_PATCH 0)
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set(NVIM_VERSION_PRERELEASE "-dev") # for package maintainers
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# API level
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set(NVIM_API_LEVEL 12) # Bump this after any API change.
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set(NVIM_API_LEVEL_COMPAT 0) # Adjust this after a _breaking_ API change.
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set(NVIM_API_PRERELEASE true)
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# Build-type: RelWithDebInfo
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# /Og means something different in MSVC
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if(CMAKE_C_COMPILER_ID MATCHES "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
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set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -Og -g")
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endif()
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# We _want_ assertions in RelWithDebInfo build-type.
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if(CMAKE_C_FLAGS_RELWITHDEBINFO MATCHES DNDEBUG)
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string(REPLACE "-DNDEBUG" "" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
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string(REPLACE "/DNDEBUG" "" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
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string(REPLACE " " " " CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}") # Remove duplicate whitespace
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endif()
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option(ENABLE_ASAN_UBSAN "Enable Clang address & undefined behavior sanitizer for nvim binary." OFF)
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option(ENABLE_MSAN "Enable Clang memory sanitizer for nvim binary." OFF)
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# TSAN exists to test Luv threads.
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option(ENABLE_TSAN "Enable Clang thread sanitizer for nvim binary." OFF)
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if((ENABLE_ASAN_UBSAN AND ENABLE_MSAN)
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OR (ENABLE_ASAN_UBSAN AND ENABLE_TSAN)
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OR (ENABLE_MSAN AND ENABLE_TSAN))
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message(FATAL_ERROR "Sanitizers cannot be enabled simultaneously")
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endif()
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# Place targets in bin/ or lib/ for all build configurations
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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foreach(CFGNAME ${CMAKE_CONFIGURATION_TYPES})
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string(TOUPPER ${CFGNAME} CFGNAME)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${CFGNAME} ${CMAKE_BINARY_DIR}/bin)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CFGNAME} ${CMAKE_BINARY_DIR}/lib)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CFGNAME} ${CMAKE_BINARY_DIR}/lib)
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endforeach()
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if(NOT PREFER_LUA)
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find_program(LUA_PRG NAMES luajit)
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endif()
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find_program(LUA_PRG NAMES lua5.1 lua5.2 lua)
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if(NOT LUA_PRG)
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message(FATAL_ERROR "Failed to find a Lua 5.1-compatible interpreter")
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endif()
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message(STATUS "Using Lua interpreter: ${LUA_PRG}")
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# Some of the code generation still relies on stable table ordering in order to
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# produce reproducible output - specifically the msgpack'ed data in
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# funcs_metadata.generated.h and ui_events_metadata.generated.h. This should
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# ideally be fixed in the generators, but until then as a workaround you may provide
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# a specific lua implementation that provides the needed stability by setting LUA_GEN_PRG:
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if(NOT LUA_GEN_PRG)
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set(LUA_GEN_PRG "${LUA_PRG}" CACHE FILEPATH "Path to the lua used for code generation.")
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endif()
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message(STATUS "Using Lua interpreter for code generation: ${LUA_GEN_PRG}")
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option(COMPILE_LUA "Pre-compile Lua sources into bytecode (for sources that are included in the binary)" ON)
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if(COMPILE_LUA AND NOT WIN32)
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if(PREFER_LUA)
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foreach(CURRENT_LUAC_PRG luac5.1 luac)
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find_program(_CHECK_LUAC_PRG ${CURRENT_LUAC_PRG})
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if(_CHECK_LUAC_PRG)
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set(LUAC_PRG "${_CHECK_LUAC_PRG} -s -o - %s" CACHE STRING "Format for compiling to Lua bytecode")
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break()
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endif()
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endforeach()
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elseif(LUA_PRG MATCHES "luajit")
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check_lua_module(${LUA_PRG} "jit.bcsave" LUAJIT_HAS_JIT_BCSAVE)
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if(LUAJIT_HAS_JIT_BCSAVE)
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set(LUAC_PRG "${LUA_PRG} -b -s %s -" CACHE STRING "Format for compiling to Lua bytecode")
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endif()
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endif()
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endif()
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if(LUAC_PRG)
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message(STATUS "Using Lua compiler: ${LUAC_PRG}")
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endif()
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# Lint
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option(CI_LINT "Abort if lint programs not found" OFF)
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if(CI_LINT)
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set(LINT_REQUIRED "REQUIRED")
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endif()
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find_program(SHELLCHECK_PRG shellcheck ${LINT_REQUIRED})
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find_program(STYLUA_PRG stylua ${LINT_REQUIRED})
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set(STYLUA_DIRS runtime scripts src test contrib)
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add_glob_target(
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TARGET lintlua-luacheck
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COMMAND $<TARGET_FILE:nvim_bin>
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FLAGS -ll ${PROJECT_SOURCE_DIR}/test/lua_runner.lua ${CMAKE_BINARY_DIR}/usr luacheck -q
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GLOB_DIRS runtime scripts src test
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GLOB_PAT *.lua
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TOUCH_STRATEGY PER_DIR)
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add_dependencies(lintlua-luacheck lua-dev-deps)
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add_glob_target(
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TARGET lintlua-stylua
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COMMAND ${STYLUA_PRG}
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FLAGS --color=always --check --respect-ignores
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GLOB_DIRS ${STYLUA_DIRS}
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GLOB_PAT *.lua
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TOUCH_STRATEGY PER_DIR)
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add_custom_target(lintlua)
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add_dependencies(lintlua lintlua-luacheck lintlua-stylua)
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add_glob_target(
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TARGET lintsh
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COMMAND ${SHELLCHECK_PRG}
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FLAGS -x -a
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GLOB_DIRS scripts
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GLOB_PAT *.sh
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TOUCH_STRATEGY PER_DIR)
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add_custom_target(lintcommit
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COMMAND $<TARGET_FILE:nvim_bin> -u NONE -l ${PROJECT_SOURCE_DIR}/scripts/lintcommit.lua main)
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add_dependencies(lintcommit nvim_bin)
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add_custom_target(lint)
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add_dependencies(lint lintc lintlua lintsh lintcommit)
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# Format
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add_glob_target(
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TARGET formatlua
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COMMAND ${STYLUA_PRG}
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FLAGS --respect-ignores
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GLOB_DIRS ${STYLUA_DIRS}
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GLOB_PAT *.lua
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TOUCH_STRATEGY PER_DIR)
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add_custom_target(format)
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add_dependencies(format formatc formatlua)
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install_helper(
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FILES ${CMAKE_SOURCE_DIR}/src/man/nvim.1
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DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
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add_custom_target(nvim ALL)
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add_dependencies(nvim nvim_bin nvim_runtime_deps nvim_runtime)
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add_subdirectory(src/nvim)
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add_subdirectory(cmake.config)
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add_subdirectory(runtime)
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add_subdirectory(test)
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add_custom_target(uninstall
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COMMAND ${CMAKE_COMMAND} -P ${PROJECT_SOURCE_DIR}/cmake/UninstallHelper.cmake)
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if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
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add_subdirectory(cmake.packaging)
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endif()
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ExternalProject_Add(uncrustify
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URL https://github.com/uncrustify/uncrustify/archive/uncrustify-0.79.0.tar.gz
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URL_HASH SHA256=e7afaeabf636b7f0ce4e3e9747b95f7bd939613a8db49579755dddf44fedca5f
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DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/uncrustify
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CMAKE_ARGS ${DEPS_CMAKE_ARGS}
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EXCLUDE_FROM_ALL TRUE
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DOWNLOAD_NO_PROGRESS TRUE)
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option(USE_BUNDLED_BUSTED "Use bundled busted" ON)
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if(USE_BUNDLED_BUSTED)
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ExternalProject_Add(lua-dev-deps
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URL https://github.com/neovim/deps/raw/5a1f71cceb24990a0b15fd9a472a5f549f019248/opt/lua-dev-deps.tar.gz
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URL_HASH SHA256=27db2495f5eddc7fc191701ec9b291486853530c6125609d3197d03481e8d5a2
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DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/lua-dev-deps
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SOURCE_DIR ${DEPS_SHARE_DIR}
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CONFIGURE_COMMAND ""
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BUILD_COMMAND ""
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INSTALL_COMMAND ""
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EXCLUDE_FROM_ALL TRUE
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DOWNLOAD_NO_PROGRESS TRUE)
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else()
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add_custom_target(lua-dev-deps)
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endif()
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