Android.bp

// This introduces the module type library_linking_strategy_cc_defaults
// To use in other Android.bp files, add the following lines:
//    soong_config_module_type_import {
//        from: "system/apex/Android.bp",
//        module_types: ["library_linking_strategy_cc_defaults"],
//    }

soong_config_string_variable {
    name: "library_linking_strategy",
    values: [
        "prefer_static",
    ],
}

soong_config_module_type {
    name: "library_linking_strategy_cc_defaults",
    module_type: "cc_defaults",
    config_namespace: "ANDROID",
    variables: ["library_linking_strategy"],
    properties: [
        "shared_libs",
        "static_libs",
        "stl",
    ],
}

library_linking_strategy_cc_defaults {
    name: "library_linking_strategy_sample_defaults",
    soong_config_variables: {
        library_linking_strategy: {
            prefer_static: {
                static_libs: [
                    "libbase",
                    "liblog",
                ],
                stl: "c++_static",
            },
            conditions_default: {
                shared_libs: [
                    "libbase",
                    "liblog",
                ],
            },
        },
    },
}

cc_binary {
  name: "library_linking_strategy_sample_binary",
  srcs: ["library_linking_strategy.cc"],
  defaults: ["library_linking_strategy_sample_defaults"],
}