| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "quiche_platform_impl/quic_flags_impl.h" |
| |
| #define DEFINE_QUIC_PROTOCOL_FLAG_SINGLE_VALUE(type, flag, value, doc) \ |
| type FLAGS_##flag = value; |
| |
| #define DEFINE_QUIC_PROTOCOL_FLAG_TWO_VALUES(type, flag, internal_value, \ |
| external_value, doc) \ |
| type FLAGS_##flag = external_value; |
| |
| // Preprocessor macros can only have one definition. |
| // Select the right macro based on the number of arguments. |
| #define GET_6TH_ARG(arg1, arg2, arg3, arg4, arg5, arg6, ...) arg6 |
| #define QUIC_PROTOCOL_FLAG_MACRO_CHOOSER(...) \ |
| GET_6TH_ARG(__VA_ARGS__, DEFINE_QUIC_PROTOCOL_FLAG_TWO_VALUES, \ |
| DEFINE_QUIC_PROTOCOL_FLAG_SINGLE_VALUE) |
| #define QUIC_PROTOCOL_FLAG(...) \ |
| QUIC_PROTOCOL_FLAG_MACRO_CHOOSER(__VA_ARGS__)(__VA_ARGS__) |
| |
| #include "quic/core/quic_protocol_flags_list.h" |
| |
| #undef QUIC_PROTOCOL_FLAG |
| #undef QUIC_PROTOCOL_FLAG_MACRO_CHOOSER |
| #undef GET_6TH_ARG |
| #undef DEFINE_QUIC_PROTOCOL_FLAG_TWO_VALUES |
| #undef DEFINE_QUIC_PROTOCOL_FLAG_SINGLE_VALUE |
