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Add enhanced logging support, including log to file for release builds

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This commit is contained in:
Cameron Gutman 2018-07-25 23:25:17 -07:00
parent 26ee8564f8
commit 7c74cdc50b
1 changed files with 107 additions and 0 deletions
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107
app/main.cpp
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@ -2,6 +2,8 @@
#include <QQmlApplicationEngine>
#include <QIcon>
#include <QQuickStyle>
#include <QMutex>
#include <QtDebug>
// Don't let SDL hook our main function, since Qt is already
// doing the same thing. This needs to be before any headers
@ -14,8 +16,113 @@
#include "streaming/session.hpp"
#include "settings/streamingpreferences.h"
#if !defined(QT_DEBUG) && defined(Q_OS_WIN32)
// Log to file for release Windows builds
#define USE_CUSTOM_LOGGER
#define LOG_TO_FILE
#elif defined(Q_OS_UNIX) && !defined(Q_OS_DARWIN)
// Use stdout logger on all Linux/BSD builds
#define USE_CUSTOM_LOGGER
#elif !defined(QT_DEBUG) && defined(Q_OS_DARWIN)
// Log to file for release Mac builds
#define USE_CUSTOM_LOGGER
#define LOG_TO_FILE
#else
// For debug Windows and Mac builds, use default logger
#endif
#ifdef USE_CUSTOM_LOGGER
static QTime s_LoggerTime;
static QTextStream s_LoggerStream(stdout);
static QMutex s_LoggerLock;
#ifdef LOG_TO_FILE
static QFile* s_LoggerFile;
#endif
void sdlLogToDiskHandler(void*, int category, SDL_LogPriority priority, const char* message)
{
QString priorityTxt;
switch (priority) {
case SDL_LOG_PRIORITY_VERBOSE:
priorityTxt = "Verbose";
break;
case SDL_LOG_PRIORITY_DEBUG:
priorityTxt = "Debug";
break;
case SDL_LOG_PRIORITY_INFO:
priorityTxt = "Info";
break;
case SDL_LOG_PRIORITY_WARN:
priorityTxt = "Warn";
break;
case SDL_LOG_PRIORITY_ERROR:
priorityTxt = "Error";
break;
case SDL_LOG_PRIORITY_CRITICAL:
priorityTxt = "Critical";
break;
}
QTime logTime = QTime::fromMSecsSinceStartOfDay(s_LoggerTime.elapsed());
QString txt = QString("%1 - SDL %2 (%3): %4").arg(logTime.toString()).arg(priorityTxt).arg(category).arg(message);
{
QMutexLocker lock(&s_LoggerLock);
s_LoggerStream << txt << endl;
}
}
void qtLogToDiskHandler(QtMsgType type, const QMessageLogContext&, const QString& msg)
{
QString typeTxt;
switch (type) {
case QtDebugMsg:
typeTxt = "Debug";
break;
case QtInfoMsg:
typeTxt = "Info";
break;
case QtWarningMsg:
typeTxt = "Warning";
break;
case QtCriticalMsg:
typeTxt = "Critical";
break;
case QtFatalMsg:
typeTxt = "Fatal";
break;
}
QTime logTime = QTime::fromMSecsSinceStartOfDay(s_LoggerTime.elapsed());
QString txt = QString("%1 - Qt %2: %3").arg(logTime.toString()).arg(typeTxt).arg(msg);
{
QMutexLocker lock(&s_LoggerLock);
s_LoggerStream << txt << endl;
}
}
#endif
int main(int argc, char *argv[])
{
#ifdef USE_CUSTOM_LOGGER
#ifdef LOG_TO_FILE
QDir tempDir(QDir::tempPath());
s_LoggerFile = new QFile(tempDir.filePath(QString("Moonlight-%1.log").arg(QDateTime::currentSecsSinceEpoch())));
if (s_LoggerFile->open(QIODevice::WriteOnly)) {
qInfo() << "Redirecting log output to " << s_LoggerFile->fileName();
s_LoggerStream.setDevice(s_LoggerFile);
}
#endif
s_LoggerTime.start();
qInstallMessageHandler(qtLogToDiskHandler);
SDL_LogSetOutputFunction(sdlLogToDiskHandler, nullptr);
#endif
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
// This avoids using the default keychain for SSL, which may cause