function add_define(target, name, is_static)
    local api = string.upper(name) .. "_API"
    if is_static then 
        target:add("defines", api .. "=", api .. "_VAL", {public = false})
    else 
        target:add("defines", api.."=__declspec(dllimport)", {interface=true})
        target:add("defines", api.."=__declspec(dllexport)", {public=false})
    end
end
function main(target)
    local name = target:name()
    local is_static = target:kind() == "static"
    add_define(target, name, is_static)
    local deps = target:get("deps")
    if not deps then return end 
    import("core.project.project")
    for _,dep in ipairs(deps) do 
        local deptarget = project.target(dep)
        if deptarget:kind() == "static" then
            add_define(target, dep, is_static)
        end
    end
end