1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 20 #ifndef H_IGNORE_ 21 #define H_IGNORE_ 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 /** 28 * These macros prevent the "set but not used" warnings for log writes below 29 * the log level. 30 */ 31 32 #define IGN_1(X) ((void)(X)) 33 #define IGN_2(X, ...) ((void)(X));IGN_1(__VA_ARGS__) 34 #define IGN_3(X, ...) ((void)(X));IGN_2(__VA_ARGS__) 35 #define IGN_4(X, ...) ((void)(X));IGN_3(__VA_ARGS__) 36 #define IGN_5(X, ...) ((void)(X));IGN_4(__VA_ARGS__) 37 #define IGN_6(X, ...) ((void)(X));IGN_5(__VA_ARGS__) 38 #define IGN_7(X, ...) ((void)(X));IGN_6(__VA_ARGS__) 39 #define IGN_8(X, ...) ((void)(X));IGN_7(__VA_ARGS__) 40 #define IGN_9(X, ...) ((void)(X));IGN_8(__VA_ARGS__) 41 #define IGN_10(X, ...) ((void)(X));IGN_9(__VA_ARGS__) 42 #define IGN_11(X, ...) ((void)(X));IGN_10(__VA_ARGS__) 43 #define IGN_12(X, ...) ((void)(X));IGN_11(__VA_ARGS__) 44 #define IGN_13(X, ...) ((void)(X));IGN_12(__VA_ARGS__) 45 #define IGN_14(X, ...) ((void)(X));IGN_13(__VA_ARGS__) 46 #define IGN_15(X, ...) ((void)(X));IGN_14(__VA_ARGS__) 47 #define IGN_16(X, ...) ((void)(X));IGN_15(__VA_ARGS__) 48 #define IGN_17(X, ...) ((void)(X));IGN_16(__VA_ARGS__) 49 #define IGN_18(X, ...) ((void)(X));IGN_17(__VA_ARGS__) 50 #define IGN_19(X, ...) ((void)(X));IGN_18(__VA_ARGS__) 51 #define IGN_20(X, ...) ((void)(X));IGN_19(__VA_ARGS__) 52 53 #define GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, \ 54 _13, _14, _15, _16, _17, _18, _19, _20, NAME, ...) NAME 55 #define IGNORE(...) \ 56 GET_MACRO(__VA_ARGS__, IGN_20, IGN_19, IGN_18, IGN_17, IGN_16, IGN_15, \ 57 IGN_14, IGN_13, IGN_12, IGN_11, IGN_10, IGN_9, IGN_8, IGN_7, \ 58 IGN_6, IGN_5, IGN_4, IGN_3, IGN_2, IGN_1)(__VA_ARGS__) 59 60 #ifdef __cplusplus 61 } 62 #endif 63 64 #endif 65