A simple xmake.lua

    -- define a target with named 'demo'
    target("demo")

        -- set the target kind, .e.g 'binary' is a console program
        -- - static: a static library
        -- - shared: a shared library
        set_kind("binary")

        -- add all c source files in the directory: src
        add_files("src/*.c") 

    xmake

    -- is debug now?
    if is_mode("debug") then
        
        -- enable debug symbols for debugger
        set_symbols("debug")

        -- disable optimization
        set_optimize("none")
    end

    -- is release now?
    if is_mode("release") then

        -- set visibility as hidden
        set_symbols("hidden")

        -- enable optimization for fastest mode
        set_optimize("fastest")

        -- strip all symbols
        set_strip("all")
    end

    -- define a target
    target("test")

        -- set the program kind as a static library
        set_kind("static")

        -- add all c++ files recursively
        add_files("src/**.cpp") 

    xmake f -m debug
    #xmake config --mode=debug

    xmake