blob: 1ba894b6c77fe4230539da08cf5139b679040db5 [file] [log] [blame]
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/tracked.h"
#include "base/string_util.h"
#include "base/tracked_objects.h"
using base::Time;
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 "&lt;" 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("&lt;");
break;
case '>':
output->append("&gt;");
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