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This CL adds a new method ThreadSnapshot::ThreadName(), implements it in each snapshot implementation, and adds tests for iOS, macOS, Linux, Windows, and Fuchsia. Bug: crashpad:327 Change-Id: I35031975223854c19d977e057dd026a40d33fd41 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3671776 Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Ben Hamilton <benhamilton@google.com> Reviewed-by: Ben Hamilton <benhamilton@google.com>
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
// Copyright 2022 The Crashpad Authors. All rights reserved.
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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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// http://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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#include "test/scoped_set_thread_name.h"
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#include <string>
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#include <lib/zx/thread.h>
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#include <zircon/syscalls/object.h>
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#include <zircon/types.h>
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#include "base/check_op.h"
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#include "base/fuchsia/fuchsia_logging.h"
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namespace crashpad {
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namespace test {
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namespace {
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std::string GetCurrentThreadName() {
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std::string result(ZX_MAX_NAME_LEN, '\0');
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const zx_status_t status = zx::thread::self()->get_property(
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ZX_PROP_NAME, result.data(), result.length());
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ZX_CHECK(status == ZX_OK, status) << "get_property(ZX_PROP_NAME)";
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const auto result_nul_idx = result.find('\0');
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CHECK_NE(result_nul_idx, std::string::npos)
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<< "get_property() did not NUL terminate";
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result.resize(result_nul_idx);
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return result;
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}
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} // namespace
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ScopedSetThreadName::ScopedSetThreadName(const std::string& new_thread_name)
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: original_name_(GetCurrentThreadName()) {
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// Fuchsia silently truncates the thread name if it's too long.
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CHECK_LT(new_thread_name.length(), ZX_MAX_NAME_LEN);
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const zx_status_t status = zx::thread::self()->set_property(
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ZX_PROP_NAME, new_thread_name.c_str(), new_thread_name.length());
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ZX_CHECK(status == ZX_OK, status) << "set_property(ZX_PROP_NAME)";
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}
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ScopedSetThreadName::~ScopedSetThreadName() {
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const zx_status_t status = zx::thread::self()->set_property(
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ZX_PROP_NAME, original_name_.c_str(), original_name_.length());
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ZX_CHECK(status == ZX_OK, status) << "set_property(ZX_PROP_NAME)";
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}
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} // namespace test
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} // namespace crashpad
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