CMakeLists.txt

cmake_minimum_required(VERSION 3.25.0)
project(lua LANGUAGES C VERSION 5.1.5)

option(LUA_INSTALL "Generate the install target" ON)

set(LUA_SOURCES
    ./src/loadlib.c
    ./src/ldo.c
    ./src/ltable.c
    ./src/linit.c
    ./src/lzio.c
    ./src/lfunc.c
    ./src/loslib.c
    ./src/lundump.c
    ./src/ltm.c
    ./src/lbaselib.c
    ./src/ldump.c
    ./src/lauxlib.c
    ./src/ldebug.c
    ./src/ldblib.c
    ./src/lua.c
    ./src/lapi.c
    ./src/liolib.c
    ./src/lmem.c
    ./src/lstate.c
    ./src/lobject.c
    ./src/lparser.c
    ./src/lmathlib.c
    ./src/print.c
    ./src/ltablib.c
    ./src/lvm.c
    ./src/llex.c
    ./src/lgc.c
    ./src/lstrlib.c
    ./src/lcode.c
    ./src/luac.c
    ./src/lstring.c
    ./src/lopcodes.c
)

add_library(lua ${LUA_SOURCES})
target_include_directories(lua
    PUBLIC
        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
        $<INSTALL_INTERFACE:include/lua>
)

if(EMSCRIPTEN)
    target_link_options(lua PUBLIC
        -sASSERTIONS=1
        -pthread
        -sPTHREAD_POOL_SIZE=navigator.hardwareConcurrency
        -sENVIRONMENT=web,worker
        -sMINIFY_HTML=0
        -sINITIAL_MEMORY=128MB
        -sSTACK_SIZE=1MB
    )

    target_compile_options(lua PUBLIC -pthread)
    set_target_properties(lua PROPERTIES SUFFIX ".html")
endif()

if(LUA_INSTALL)
    include(GNUInstallDirs)

    install(TARGETS lua
        EXPORT lua-targets
        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
        ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
    )

    install(DIRECTORY src/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/lua FILES_MATCHING PATTERN "*.h" PATTERN "*.hpp")

    install(EXPORT lua-targets
        FILE lua-config.cmake
        DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/lua
    )
endif()