luau/CMakeLists.txt

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# This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
if(EXT_PLATFORM_STRING)
include(EXTLuau.cmake)
return()
endif()
cmake_minimum_required(VERSION 3.0)
project(Luau LANGUAGES CXX)
option(LUAU_BUILD_CLI "Build CLI" ON)
option(LUAU_BUILD_TESTS "Build tests" ON)
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option(LUAU_BUILD_WEB "Build Web module" OFF)
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option(LUAU_WERROR "Warnings as errors" OFF)
add_library(Luau.Ast STATIC)
add_library(Luau.Compiler STATIC)
add_library(Luau.Analysis STATIC)
add_library(Luau.VM STATIC)
if(LUAU_BUILD_CLI)
add_executable(Luau.Repl.CLI)
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add_executable(Luau.Analyze.CLI)
# This also adds target `name` on Linux/macOS and `name.exe` on Windows
set_target_properties(Luau.Repl.CLI PROPERTIES OUTPUT_NAME luau)
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set_target_properties(Luau.Analyze.CLI PROPERTIES OUTPUT_NAME luau-analyze)
endif()
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if(LUAU_BUILD_TESTS)
add_executable(Luau.UnitTest)
add_executable(Luau.Conformance)
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add_executable(Luau.CLI.Test)
endif()
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if(LUAU_BUILD_WEB)
add_executable(Luau.Web)
endif()
include(Sources.cmake)
target_compile_features(Luau.Ast PUBLIC cxx_std_17)
target_include_directories(Luau.Ast PUBLIC Ast/include)
target_compile_features(Luau.Compiler PUBLIC cxx_std_17)
target_include_directories(Luau.Compiler PUBLIC Compiler/include)
target_link_libraries(Luau.Compiler PUBLIC Luau.Ast)
target_compile_features(Luau.Analysis PUBLIC cxx_std_17)
target_include_directories(Luau.Analysis PUBLIC Analysis/include)
target_link_libraries(Luau.Analysis PUBLIC Luau.Ast)
target_compile_features(Luau.VM PRIVATE cxx_std_11)
target_include_directories(Luau.VM PUBLIC VM/include)
set(LUAU_OPTIONS)
if(MSVC)
list(APPEND LUAU_OPTIONS /D_CRT_SECURE_NO_WARNINGS) # We need to use the portable CRT functions.
list(APPEND LUAU_OPTIONS /MP) # Distribute single project compilation across multiple cores
else()
list(APPEND LUAU_OPTIONS -Wall) # All warnings
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endif()
# Enabled in CI; we should be warning free on our main compiler versions but don't guarantee being warning free everywhere
if(LUAU_WERROR)
if(MSVC)
list(APPEND LUAU_OPTIONS /WX) # Warnings are errors
else()
list(APPEND LUAU_OPTIONS -Werror) # Warnings are errors
endif()
endif()
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if(LUAU_BUILD_WEB)
# add -fexceptions for emscripten to allow exceptions to be caught in C++
list(APPEND LUAU_OPTIONS -fexceptions)
endif()
target_compile_options(Luau.Ast PRIVATE ${LUAU_OPTIONS})
target_compile_options(Luau.Analysis PRIVATE ${LUAU_OPTIONS})
target_compile_options(Luau.VM PRIVATE ${LUAU_OPTIONS})
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if (MSVC AND MSVC_VERSION GREATER_EQUAL 1924)
# disable partial redundancy elimination which regresses interpreter codegen substantially in VS2022:
# https://developercommunity.visualstudio.com/t/performance-regression-on-a-complex-interpreter-lo/1631863
set_source_files_properties(VM/src/lvmexecute.cpp PROPERTIES COMPILE_FLAGS /d2ssa-pre-)
endif()
if(LUAU_BUILD_CLI)
target_compile_options(Luau.Repl.CLI PRIVATE ${LUAU_OPTIONS})
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target_compile_options(Luau.Analyze.CLI PRIVATE ${LUAU_OPTIONS})
target_include_directories(Luau.Repl.CLI PRIVATE extern)
target_link_libraries(Luau.Repl.CLI PRIVATE Luau.Compiler Luau.VM)
if(UNIX)
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find_library(LIBPTHREAD pthread)
if (LIBPTHREAD)
target_link_libraries(Luau.Repl.CLI PRIVATE pthread)
endif()
endif()
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target_link_libraries(Luau.Analyze.CLI PRIVATE Luau.Analysis)
endif()
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if(LUAU_BUILD_TESTS)
target_compile_options(Luau.UnitTest PRIVATE ${LUAU_OPTIONS})
target_include_directories(Luau.UnitTest PRIVATE extern)
target_link_libraries(Luau.UnitTest PRIVATE Luau.Analysis Luau.Compiler)
target_compile_options(Luau.Conformance PRIVATE ${LUAU_OPTIONS})
target_include_directories(Luau.Conformance PRIVATE extern)
target_link_libraries(Luau.Conformance PRIVATE Luau.Analysis Luau.Compiler Luau.VM)
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target_compile_options(Luau.CLI.Test PRIVATE ${LUAU_OPTIONS})
target_include_directories(Luau.CLI.Test PRIVATE extern CLI)
target_link_libraries(Luau.CLI.Test PRIVATE Luau.Compiler Luau.VM)
if(UNIX)
find_library(LIBPTHREAD pthread)
if (LIBPTHREAD)
target_link_libraries(Luau.CLI.Test PRIVATE pthread)
endif()
endif()
endif()
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if(LUAU_BUILD_WEB)
target_compile_options(Luau.Web PRIVATE ${LUAU_OPTIONS})
target_link_libraries(Luau.Web PRIVATE Luau.Compiler Luau.VM)
# declare exported functions to emscripten
target_link_options(Luau.Web PRIVATE -sEXPORTED_FUNCTIONS=['_executeScript'] -sEXPORTED_RUNTIME_METHODS=['ccall','cwrap'])
# add -fexceptions for emscripten to allow exceptions to be caught in C++
target_link_options(Luau.Web PRIVATE -fexceptions)
# the output is a single .js file with an embedded wasm blob
target_link_options(Luau.Web PRIVATE -sSINGLE_FILE=1)
endif()