1 // Copyright 2023 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 // This file provides common utilities across all token types. 16 #pragma once 17 18 #include <inttypes.h> 19 20 #include "pw_preprocessor/arguments.h" 21 #include "pw_tokenizer/config.h" 22 23 #define PW_TOKENIZER_NESTED_PREFIX PW_TOKENIZER_NESTED_PREFIX_STR[0] 24 25 /// Format specifier for a token argument. 26 #define PW_TOKEN_FMT(...) PW_DELEGATE_BY_ARG_COUNT(_PW_TOKEN_FMT_, __VA_ARGS__) 27 28 // Case: no argument (no specified domain) 29 #define _PW_TOKEN_FMT_0() PW_TOKENIZER_NESTED_PREFIX_STR "#%08" PRIx32 30 31 // Case: one argument (specified domain) 32 #define _PW_TOKEN_FMT_1(domain_value) \ 33 PW_TOKENIZER_NESTED_PREFIX_STR \ 34 "{" domain_value \ 35 "}" \ 36 "#%08" PRIx32 37