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author | thegeorg <thegeorg@yandex-team.ru> | 2022-02-10 16:45:08 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:08 +0300 |
commit | 4e839db24a3bbc9f1c610c43d6faaaa99824dcca (patch) | |
tree | 506dac10f5df94fab310584ee51b24fc5a081c22 /contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc | |
parent | 2d37894b1b037cf24231090eda8589bbb44fb6fc (diff) | |
download | ydb-4e839db24a3bbc9f1c610c43d6faaaa99824dcca.tar.gz |
Restoring authorship annotation for <thegeorg@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc')
-rw-r--r-- | contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc | 144 |
1 files changed, 72 insertions, 72 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc b/contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc index 3a51c91fe9..00e61086a6 100644 --- a/contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc +++ b/contrib/restricted/abseil-cpp/absl/debugging/symbolize_emscripten.inc @@ -1,72 +1,72 @@ -// Copyright 2020 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. - -#include <cxxabi.h> -#error #include <emscripten.h> - -#include <algorithm> -#include <cstring> - -#include "absl/base/internal/raw_logging.h" -#include "absl/debugging/internal/demangle.h" -#include "absl/strings/numbers.h" -#include "absl/strings/str_cat.h" -#include "absl/strings/string_view.h" - -extern "C" { -const char* emscripten_pc_get_function(const void* pc); -} - -// clang-format off -EM_JS(bool, HaveOffsetConverter, (), - { return typeof wasmOffsetConverter !== 'undefined'; }); -// clang-format on - -namespace absl { -ABSL_NAMESPACE_BEGIN - -void InitializeSymbolizer(const char*) { - if (!HaveOffsetConverter()) { - ABSL_RAW_LOG(INFO, - "Symbolization unavailable. Rebuild with -sWASM=1 " - "and -sUSE_OFFSET_CONVERTER=1."); - } -} - -bool Symbolize(const void* pc, char* out, int out_size) { - // Check if we have the offset converter necessary for pc_get_function. - // Without it, the program will abort(). - if (!HaveOffsetConverter()) { - return false; - } - const char* func_name = emscripten_pc_get_function(pc); - if (func_name == nullptr) { - return false; - } - - strncpy(out, func_name, out_size); - - if (out[out_size - 1] != '\0') { - // strncpy() does not '\0' terminate when it truncates. - static constexpr char kEllipsis[] = "..."; - int ellipsis_size = std::min<int>(sizeof(kEllipsis) - 1, out_size - 1); - memcpy(out + out_size - ellipsis_size - 1, kEllipsis, ellipsis_size); - out[out_size - 1] = '\0'; - } - - return true; -} - -ABSL_NAMESPACE_END -} // namespace absl +// Copyright 2020 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. + +#include <cxxabi.h> +#error #include <emscripten.h> + +#include <algorithm> +#include <cstring> + +#include "absl/base/internal/raw_logging.h" +#include "absl/debugging/internal/demangle.h" +#include "absl/strings/numbers.h" +#include "absl/strings/str_cat.h" +#include "absl/strings/string_view.h" + +extern "C" { +const char* emscripten_pc_get_function(const void* pc); +} + +// clang-format off +EM_JS(bool, HaveOffsetConverter, (), + { return typeof wasmOffsetConverter !== 'undefined'; }); +// clang-format on + +namespace absl { +ABSL_NAMESPACE_BEGIN + +void InitializeSymbolizer(const char*) { + if (!HaveOffsetConverter()) { + ABSL_RAW_LOG(INFO, + "Symbolization unavailable. Rebuild with -sWASM=1 " + "and -sUSE_OFFSET_CONVERTER=1."); + } +} + +bool Symbolize(const void* pc, char* out, int out_size) { + // Check if we have the offset converter necessary for pc_get_function. + // Without it, the program will abort(). + if (!HaveOffsetConverter()) { + return false; + } + const char* func_name = emscripten_pc_get_function(pc); + if (func_name == nullptr) { + return false; + } + + strncpy(out, func_name, out_size); + + if (out[out_size - 1] != '\0') { + // strncpy() does not '\0' terminate when it truncates. + static constexpr char kEllipsis[] = "..."; + int ellipsis_size = std::min<int>(sizeof(kEllipsis) - 1, out_size - 1); + memcpy(out + out_size - ellipsis_size - 1, kEllipsis, ellipsis_size); + out[out_size - 1] = '\0'; + } + + return true; +} + +ABSL_NAMESPACE_END +} // namespace absl |