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Diffstat (limited to 'third_party/abseil_cpp/absl/debugging/symbolize.h')
| -rw-r--r-- | third_party/abseil_cpp/absl/debugging/symbolize.h | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/third_party/abseil_cpp/absl/debugging/symbolize.h b/third_party/abseil_cpp/absl/debugging/symbolize.h deleted file mode 100644 index 43d93a8682..0000000000 --- a/third_party/abseil_cpp/absl/debugging/symbolize.h +++ /dev/null @@ -1,99 +0,0 @@ -// Copyright 2018 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. -// -// ----------------------------------------------------------------------------- -// File: symbolize.h -// ----------------------------------------------------------------------------- -// -// This file configures the Abseil symbolizer for use in converting instruction -// pointer addresses (program counters) into human-readable names (function -// calls, etc.) within Abseil code. -// -// The symbolizer may be invoked from several sources: -// -// * Implicitly, through the installation of an Abseil failure signal handler. -// (See failure_signal_handler.h for more information.) -// * By calling `Symbolize()` directly on a program counter you obtain through -// `absl::GetStackTrace()` or `absl::GetStackFrames()`. (See stacktrace.h -// for more information. -// * By calling `Symbolize()` directly on a program counter you obtain through -// other means (which would be platform-dependent). -// -// In all of the above cases, the symbolizer must first be initialized before -// any program counter values can be symbolized. If you are installing a failure -// signal handler, initialize the symbolizer before you do so. -// -// Example: -// -// int main(int argc, char** argv) { -// // Initialize the Symbolizer before installing the failure signal handler -// absl::InitializeSymbolizer(argv[0]); -// -// // Now you may install the failure signal handler -// absl::FailureSignalHandlerOptions options; -// absl::InstallFailureSignalHandler(options); -// -// // Start running your main program -// ... -// return 0; -// } -// -#ifndef ABSL_DEBUGGING_SYMBOLIZE_H_ -#define ABSL_DEBUGGING_SYMBOLIZE_H_ - -#include "absl/debugging/internal/symbolize.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN - -// InitializeSymbolizer() -// -// Initializes the program counter symbolizer, given the path of the program -// (typically obtained through `main()`s `argv[0]`). The Abseil symbolizer -// allows you to read program counters (instruction pointer values) using their -// human-readable names within output such as stack traces. -// -// Example: -// -// int main(int argc, char *argv[]) { -// absl::InitializeSymbolizer(argv[0]); -// // Now you can use the symbolizer -// } -void InitializeSymbolizer(const char* argv0); -// -// Symbolize() -// -// Symbolizes a program counter (instruction pointer value) `pc` and, on -// success, writes the name to `out`. The symbol name is demangled, if possible. -// Note that the symbolized name may be truncated and will be NUL-terminated. -// Demangling is supported for symbols generated by GCC 3.x or newer). Returns -// `false` on failure. -// -// Example: -// -// // Print a program counter and its symbol name. -// static void DumpPCAndSymbol(void *pc) { -// char tmp[1024]; -// const char *symbol = "(unknown)"; -// if (absl::Symbolize(pc, tmp, sizeof(tmp))) { -// symbol = tmp; -// } -// absl::PrintF("%p %s\n", pc, symbol); -// } -bool Symbolize(const void *pc, char *out, int out_size); - -ABSL_NAMESPACE_END -} // namespace absl - -#endif // ABSL_DEBUGGING_SYMBOLIZE_H_ |