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/*
* Copyright 2017 Google * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0
* * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
#ifndef FIRMessaging_xcodeproj_FIRMessagingDefines_h
#define FIRMessaging_xcodeproj_FIRMessagingDefines_h
// WEAKIFY & STRONGIFY
// Helper macro.
#define _FIRMessaging_WEAKNAME(VAR) VAR ## _weak_
#define FIRMessaging_WEAKIFY(VAR) __weak __typeof__(VAR) _FIRMessaging_WEAKNAME(VAR) = (VAR);
#define FIRMessaging_STRONGIFY(VAR) \
_Pragma("clang diagnostic push") \ _Pragma("clang diagnostic ignored \"-Wshadow\"") \ __strong __typeof__(VAR) VAR = _FIRMessaging_WEAKNAME(VAR); \ _Pragma("clang diagnostic pop")
#ifndef _FIRMessaging_UL
#define _FIRMessaging_UL(v) (unsigned long)(v)
#endif
#endif
// Invalidates the initializer from which it's called.
#ifndef FIRMessagingInvalidateInitializer
#define FIRMessagingInvalidateInitializer() \
do { \ [self class]; /* Avoid warning of dead store to |self|. */ \ NSAssert(NO, @"Invalid initializer."); \ return nil; \ } while (0) #endif
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