| // Copyright 2008, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "base/tracked.h" |
| |
| #include "base/string_util.h" |
| #include "base/tracked_objects.h" |
| |
| namespace tracked_objects { |
| |
| //------------------------------------------------------------------------------ |
| void Location::Write(bool display_filename, bool display_function_name, |
| std::string* output) const { |
| StringAppendF(output, "%s[%d] ", |
| display_filename ? file_name_ : "line", |
| line_number_); |
| |
| if (display_function_name) { |
| WriteFunctionName(output); |
| output->push_back(' '); |
| } |
| } |
| |
| void Location::WriteFunctionName(std::string* output) const { |
| // Translate "<" to "<" for HTML safety. |
| // TODO(jar): Support ASCII or html for logging in ASCII. |
| for (const char *p = function_name_; *p; p++) { |
| switch (*p) { |
| case '<': |
| output->append("<"); |
| break; |
| |
| case '>': |
| output->append(">"); |
| break; |
| |
| default: |
| output->push_back(*p); |
| break; |
| } |
| } |
| } |
| |
| //------------------------------------------------------------------------------ |
| |
| #ifndef TRACK_ALL_TASK_OBJECTS |
| |
| Tracked::Tracked() {} |
| Tracked::~Tracked() {} |
| void Tracked::SetBirthPlace(const Location& from_here) {} |
| bool Tracked::MissingBirthplace() const { return false; } |
| void Tracked::ResetBirthTime() {} |
| |
| #else |
| |
| Tracked::Tracked() : tracked_births_(NULL), tracked_birth_time_(Time::Now()) { |
| if (!ThreadData::IsActive()) |
| return; |
| SetBirthPlace(Location("NoFunctionName", "NeedToSetBirthPlace", -1)); |
| } |
| |
| Tracked::~Tracked() { |
| if (!ThreadData::IsActive() || !tracked_births_) |
| return; |
| ThreadData::current()->TallyADeath(*tracked_births_, |
| Time::Now() - tracked_birth_time_); |
| } |
| |
| void Tracked::SetBirthPlace(const Location& from_here) { |
| if (!ThreadData::IsActive()) |
| return; |
| if (tracked_births_) |
| tracked_births_->ForgetBirth(); |
| ThreadData* current_thread_data = ThreadData::current(); |
| if (!current_thread_data) |
| return; // Shutdown started, and this thread wasn't registered. |
| tracked_births_ = current_thread_data->FindLifetime(from_here); |
| tracked_births_->RecordBirth(); |
| } |
| |
| void Tracked::ResetBirthTime() { |
| tracked_birth_time_ = Time::Now(); |
| } |
| |
| bool Tracked::MissingBirthplace() const { |
| return -1 == tracked_births_->location().line_number(); |
| } |
| |
| #endif // NDEBUG |
| |
| } // namespace tracked_objects |
| |