| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889 | /* * Copyright 2017 The Abseil Authors. * * 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 * *      https://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. * Defines ABSL_STACKTRACE_INL_HEADER to the *-inl.h containing * actual unwinder implementation. * This header is "private" to stacktrace.cc. * DO NOT include it into any other files.*/#ifndef ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_#define ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_#if defined(ABSL_STACKTRACE_INL_HEADER)#error ABSL_STACKTRACE_INL_HEADER cannot be directly set#elif defined(_WIN32)#define ABSL_STACKTRACE_INL_HEADER \    "absl/debugging/internal/stacktrace_win32-inl.inc"#elif defined(__APPLE__)// Thread local support required for UnwindImpl.// Notes:// * Xcode's clang did not support `thread_local` until version 8, and//   even then not for all iOS < 9.0.// * Xcode 9.3 started disallowing `thread_local` for 32-bit iOS simulator//   targeting iOS 9.x.// * Xcode 10 moves the deployment target check for iOS < 9.0 to link time//   making __has_feature unreliable there.//// Otherwise, `__has_feature` is only supported by Clang so it has be inside// `defined(__APPLE__)` check.#if __has_feature(cxx_thread_local) && \    !(TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_9_0)#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_generic-inl.inc"#endif#elif defined(__linux__) && !defined(__ANDROID__)#if defined(NO_FRAME_POINTER) && \    (defined(__i386__) || defined(__x86_64__) || defined(__aarch64__))// Note: The libunwind-based implementation is not available to open-source// users.#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_libunwind-inl.inc"#define STACKTRACE_USES_LIBUNWIND 1#elif defined(NO_FRAME_POINTER) && defined(__has_include)#if __has_include(<execinfo.h>)// Note: When using glibc this may require -funwind-tables to function properly.#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_generic-inl.inc"#endif#elif defined(__i386__) || defined(__x86_64__)#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_x86-inl.inc"#elif defined(__ppc__) || defined(__PPC__)#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_powerpc-inl.inc"#elif defined(__aarch64__)#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_aarch64-inl.inc"#elif defined(__has_include)#if __has_include(<execinfo.h>)// Note: When using glibc this may require -funwind-tables to function properly.#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_generic-inl.inc"#endif#endif#endif// Fallback to the empty implementation.#if !defined(ABSL_STACKTRACE_INL_HEADER)#define ABSL_STACKTRACE_INL_HEADER \  "absl/debugging/internal/stacktrace_unimplemented-inl.inc"#endif#endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_
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