8f2828c4b4
ccdbb5941 Export of internal Abseil changes 01f5f81f9 Export of internal Abseil changes 2c92bdc7c Export of internal Abseil changes e7ebf9803 Export of internal Abseil changes 2eba343b5 Export of internal Abseil changes a8b03d90e Export of internal Abseil changes 1d31b5c36 Export of internal Abseil changes da3a87690 Export of internal Abseil changes 8faf20461 Exclude empty directories (#697) 2069dc796 Export of internal Abseil changes 4832bf6bf Added a BUILD file in root to expose license. (#695) af8f994af Export of internal Abseil changes 33caf1097 Export of internal Abseil changes cf1a02e2d Export of internal Abseil changes git-subtree-dir: third_party/abseil_cpp git-subtree-split: ccdbb5941f992fabda7eae3ce72f55efc17c826a
91 lines
3.3 KiB
C
91 lines
3.3 KiB
C
/*
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* Copyright 2017 The Abseil Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* Defines ABSL_STACKTRACE_INL_HEADER to the *-inl.h containing
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* actual unwinder implementation.
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* This header is "private" to stacktrace.cc.
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* DO NOT include it into any other files.
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*/
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#ifndef ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_
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#define ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_
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#if defined(ABSL_STACKTRACE_INL_HEADER)
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#error ABSL_STACKTRACE_INL_HEADER cannot be directly set
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#elif defined(_WIN32)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_win32-inl.inc"
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#elif defined(__APPLE__)
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// Thread local support required for UnwindImpl.
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// Notes:
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// * Xcode's clang did not support `thread_local` until version 8, and
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// even then not for all iOS < 9.0.
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// * Xcode 9.3 started disallowing `thread_local` for 32-bit iOS simulator
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// targeting iOS 9.x.
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// * Xcode 10 moves the deployment target check for iOS < 9.0 to link time
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// making __has_feature unreliable there.
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//
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// Otherwise, `__has_feature` is only supported by Clang so it has be inside
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// `defined(__APPLE__)` check.
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#if __has_feature(cxx_thread_local) && \
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!(TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_9_0)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_generic-inl.inc"
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#else
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_unimplemented-inl.inc"
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#endif
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#elif defined(__linux__) && !defined(__ANDROID__)
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#if !defined(NO_FRAME_POINTER)
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# if defined(__i386__) || defined(__x86_64__)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_x86-inl.inc"
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# elif defined(__ppc__) || defined(__PPC__)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_powerpc-inl.inc"
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# elif defined(__aarch64__)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_aarch64-inl.inc"
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#elif defined(__arm__) && defined(__GLIBC__)
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// Note: When using glibc this may require -funwind-tables to function properly.
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_generic-inl.inc"
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# else
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_unimplemented-inl.inc"
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# endif
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#else // defined(NO_FRAME_POINTER)
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# if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_generic-inl.inc"
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# elif defined(__ppc__) || defined(__PPC__)
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_generic-inl.inc"
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# else
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_unimplemented-inl.inc"
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# endif
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#endif // NO_FRAME_POINTER
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#else
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#define ABSL_STACKTRACE_INL_HEADER \
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"absl/debugging/internal/stacktrace_unimplemented-inl.inc"
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#endif
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#endif // ABSL_DEBUGGING_INTERNAL_STACKTRACE_CONFIG_H_
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