1 // Copyright 2021 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 #pragma once 15 16 // Controls whether to check if pw::Status values are used. Ununsed Status 17 // values cause compilation warnings / errors. Calling the nop IgnoreError() 18 // function silences these warnings. 19 #ifndef PW_STATUS_CFG_CHECK_IF_USED 20 #define PW_STATUS_CFG_CHECK_IF_USED 0 21 #endif // PW_STATUS_CFG_CHECK_IF_USED 22 23 // Set internal macro that optionally adds the [[nodiscard]] attribute. 24 #if PW_STATUS_CFG_CHECK_IF_USED 25 #define _PW_STATUS_NO_DISCARD [[nodiscard]] 26 #else 27 #define _PW_STATUS_NO_DISCARD 28 #endif // PW_STATUS_CFG_CHECK_IF_USED 29