build.lua

config.use_mimalloc = true

if config.use_mimalloc then
    -- Call into Cmake for a shared lib
    if config.os == "Windows" then
        build.command("cd deps/mimalloc && mkdir out")
        build.command("cd deps/mimalloc/out && cmake ../ -DMI_BUILD_STATIC=OFF -DMI_BUILD_OBJECT=OFF -DMI_BUILD_TESTS=OFF | msbuild libmimalloc.sln -p:Configuration=Release")
        build.command("copy deps\\mimalloc\\out\\Release\\mimalloc.dll bin\\")
        build.command("copy deps\\mimalloc\\out\\Release\\mimalloc-redirect.dll bin\\")
    else
        print("TODO: mimalloc")
        os.exit(1)
    end
end

-- dofile will return a boolean to tell us if the TB compile made changes
local changes = build.build_lua("tilde-backend")
local files = {
    "lib/", "lib/preproc/", "lib/front/", "lib/targets/",
    "lib/back/ir_gen.c", "lib/back/linker.c"
}

local exe_extension = ""
local lib_extension = ""
if config.os == "Windows" then
    exe_extension = ".exe"
    lib_extension = ".lib"

    table.insert(files, "lib/back/microsoft_craziness.c")
    table.insert(files, "deps/threads_msvc.c")
else
    lib_extension = ".a"
end

local options = "-g -Wall -Werror -Wno-unused-function -Wno-unused-variable "
options = options.."-DCUIK_USE_TB "
options = options.."-D_CRT_SECURE_NO_WARNINGS "
options = options.."-msse4.2 -maes "
options = options.."-I lib "
options = options.."-I include "
options = options.."-I deps "
options = options.."-I tilde-backend/include "
if config.opt then
    options = options.."-O2 -DNDEBUG "
end

local outputs, libcuik_changes = build.compile("libCuik.cache", files, options)
changes = changes or libcuik_changes

if changes then
    build.lib("bin/libcuik"..lib_extension, "", outputs)
end

-- compile the driver now
local driver, driver_changes = build.compile("Cuik.cache", {
    "drivers/main_driver.c",
    "drivers/threadpool.c",
    "drivers/bindgen_c99.c",
    "drivers/bindgen_odin.c"
}, options)
changes = changes or driver_changes

if changes then
    local ld_flags = "-g bin/libcuik"..lib_extension.." tilde-backend/tildebackend"..lib_extension
    if config.os == "Windows" then
        if config.use_mimalloc then
            ld_flags = ld_flags.." deps/mimalloc/out/Release/mimalloc.lib -Xlinker /include:mi_version "
        end
        
        ld_flags = ld_flags.." -Xlinker /incremental:no -lole32 -lAdvapi32 -lOleAut32 -lDbgHelp"
    else
        -- libc & threads on *nix
        ld_flags = ld_flags.." -lm -ldl -lpthread "
    end

    -- Link everything together
    if changes then
        build.link("bin/cuik"..exe_extension, ld_flags, driver)
    end
end

return changes