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//===-- LogMessageOsLog.cpp -------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "LogMessageOsLog.h"
#include "ActivityStore.h"
#include "ActivityStreamSPI.h"
namespace {
static os_log_copy_formatted_message_t s_log_copy_formatted_message;
}
void LogMessageOsLog::SetFormatterFunction(
os_log_copy_formatted_message_t format_func) {
s_log_copy_formatted_message = format_func;
}
LogMessageOsLog::LogMessageOsLog(const ActivityStore &activity_store,
ActivityStreamEntry &entry)
: LogMessage(), m_activity_store(activity_store), m_entry(entry),
m_message() {}
bool LogMessageOsLog::HasActivity() const { return m_entry.activity_id != 0; }
const char *LogMessageOsLog::GetActivity() const {
return m_activity_store.GetActivityForID(m_entry.activity_id);
}
std::string LogMessageOsLog::GetActivityChain() const {
return m_activity_store.GetActivityChainForID(m_entry.activity_id);
}
bool LogMessageOsLog::HasCategory() const {
return m_entry.log_message.category && (m_entry.log_message.category[0] != 0);
}
const char *LogMessageOsLog::GetCategory() const {
return m_entry.log_message.category;
}
bool LogMessageOsLog::HasSubsystem() const {
return m_entry.log_message.subsystem &&
(m_entry.log_message.subsystem[0] != 0);
}
const char *LogMessageOsLog::GetSubsystem() const {
return m_entry.log_message.subsystem;
}
const char *LogMessageOsLog::GetMessage() const {
if (m_message.empty()) {
std::unique_ptr<char[]> formatted_message(
s_log_copy_formatted_message(&m_entry.log_message));
if (formatted_message)
m_message = formatted_message.get();
// else
// TODO log
}
// This is safe to return as we're not modifying it once we've formatted it.
return m_message.c_str();
}
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