src/common/quassel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel IRC Team                         *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "quassel.h"
  22
  23 #include <signal.h>
  24
  25 #include <QCoreApplication>
  26 #include <QDateTime>
  27 #include <QObject>
  28 #include <QMetaType>
  29
  30 #include "message.h"
  31 #include "identity.h"
  32 #include "network.h"
  33 #include "bufferinfo.h"
  34 #include "types.h"
  35 #include "syncableobject.h"
  36
  37 Quassel::BuildInfo Quassel::_buildInfo;
  38 CliParser *Quassel::_cliParser = 0;
  39 Quassel::RunMode Quassel::_runMode;
  40 bool Quassel::_initialized = false;
  41 bool Quassel::DEBUG = false;
  42 QString Quassel::_coreDumpFileName;
  43
  44 Quassel::Quassel() {
  45   Q_INIT_RESOURCE(i18n);
  46
  47   // We catch SIGTERM and SIGINT (caused by Ctrl+C) to graceful shutdown Quassel.
  48   signal(SIGTERM, handleSignal);
  49   signal(SIGINT, handleSignal);
  50
  51   // we have crashhandler for win32 and unix (based on execinfo).
  52   // on mac os we use it's integrated backtrace generator
  53 #if defined(Q_OS_WIN32) || (defined(HAVE_EXECINFO) && !defined(Q_OS_MAC))
  54   signal(SIGABRT, handleSignal);
  55   signal(SIGSEGV, handleSignal);
  56 #  ifndef Q_OS_WIN32
  57   signal(SIGBUS, handleSignal);
  58 #  endif
  59 #endif
  60
  61 }
  62
  63 Quassel::~Quassel() {
  64   delete _cliParser;
  65 }
  66
  67 bool Quassel::init() {
  68   if(_initialized)
  69     return true;  // allow multiple invocations because of MonolithicApplication
  70
  71   _initialized = true;
  72   qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
  73
  74   registerMetaTypes();
  75
  76   QCoreApplication::setApplicationName(buildInfo().applicationName);
  77   QCoreApplication::setOrganizationName(buildInfo().organizationName);
  78   QCoreApplication::setOrganizationDomain(buildInfo().organizationDomain);
  79
  80   Network::setDefaultCodecForServer("ISO-8859-1");
  81   Network::setDefaultCodecForEncoding("UTF-8");
  82   Network::setDefaultCodecForDecoding("ISO-8859-15");
  83
  84   if(isOptionSet("help")) {
  85     cliParser()->usage();
  86     return false;
  87   }
  88
  89   DEBUG = isOptionSet("debug");
  90   return true;
  91 }
  92
  93 //! Register our custom types with Qt's Meta Object System.
  94 /**  This makes them available for QVariant and in signals/slots, among other things.
  95 *
  96 */
  97 void Quassel::registerMetaTypes() {
  98   // Complex types
  99   qRegisterMetaType<QVariant>("QVariant");
 100   qRegisterMetaType<Message>("Message");
 101   qRegisterMetaType<BufferInfo>("BufferInfo");
 102   qRegisterMetaType<NetworkInfo>("NetworkInfo");
 103   qRegisterMetaType<Network::Server>("Network::Server");
 104   qRegisterMetaType<Identity>("Identity");
 105   qRegisterMetaType<Network::ConnectionState>("Network::ConnectionState");
 106
 107   qRegisterMetaTypeStreamOperators<QVariant>("QVariant");
 108   qRegisterMetaTypeStreamOperators<Message>("Message");
 109   qRegisterMetaTypeStreamOperators<BufferInfo>("BufferInfo");
 110   qRegisterMetaTypeStreamOperators<NetworkInfo>("NetworkInfo");
 111   qRegisterMetaTypeStreamOperators<Network::Server>("Network::Server");
 112   qRegisterMetaTypeStreamOperators<Identity>("Identity");
 113   qRegisterMetaTypeStreamOperators<qint8>("Network::ConnectionState");
 114
 115   qRegisterMetaType<IdentityId>("IdentityId");
 116   qRegisterMetaType<BufferId>("BufferId");
 117   qRegisterMetaType<NetworkId>("NetworkId");
 118   qRegisterMetaType<UserId>("UserId");
 119   qRegisterMetaType<AccountId>("AccountId");
 120   qRegisterMetaType<MsgId>("MsgId");
 121
 122   qRegisterMetaTypeStreamOperators<IdentityId>("IdentityId");
 123   qRegisterMetaTypeStreamOperators<BufferId>("BufferId");
 124   qRegisterMetaTypeStreamOperators<NetworkId>("NetworkId");
 125   qRegisterMetaTypeStreamOperators<UserId>("UserId");
 126   qRegisterMetaTypeStreamOperators<AccountId>("AccountId");
 127   qRegisterMetaTypeStreamOperators<MsgId>("MsgId");
 128 }
 129
 130 void Quassel::setupBuildInfo(const QString &generated) {
 131   _buildInfo.applicationName = "Quassel IRC";
 132   _buildInfo.coreApplicationName = "Quassel Core";
 133   _buildInfo.clientApplicationName = "Quassel Client";
 134   _buildInfo.organizationName = "Quassel Project";
 135   _buildInfo.organizationDomain = "quassel-irc.org";
 136
 137   QStringList gen = generated.split(',');
 138   Q_ASSERT(gen.count() == 10);
 139   _buildInfo.baseVersion = gen[0];
 140   _buildInfo.generatedVersion = gen[1];
 141   _buildInfo.isSourceDirty = !gen[2].isEmpty();
 142   _buildInfo.commitHash = gen[3];
 143   _buildInfo.commitDate = gen[4].toUInt();
 144   _buildInfo.protocolVersion = gen[5].toUInt();
 145   _buildInfo.clientNeedsProtocol = gen[6].toUInt();
 146   _buildInfo.coreNeedsProtocol = gen[7].toUInt();
 147   _buildInfo.buildDate = QString("%1 %2").arg(gen[8], gen[9]);
 148   // create a nice version string
 149   if(_buildInfo.generatedVersion.isEmpty()) {
 150     if(!_buildInfo.commitHash.isEmpty()) {
 151       // dist version
 152       _buildInfo.plainVersionString = QString("v%1 (dist-%2)")
 153                                         .arg(_buildInfo.baseVersion)
 154                                         .arg(_buildInfo.commitHash.left(7));
 155                                         _buildInfo.fancyVersionString
 156                                            = QString("v%1 (dist-<a href=\"http://git.quassel-irc.org/?p=quassel.git;a=commit;h=%3\">%2</a>)")
 157                                         .arg(_buildInfo.baseVersion)
 158                                         .arg(_buildInfo.commitHash.left(7))
 159                                         .arg(_buildInfo.commitHash);
 160     } else {
 161     // we only have a base version :(
 162       _buildInfo.plainVersionString = QString("v%1 (unknown rev)").arg(_buildInfo.baseVersion);
 163     }
 164   } else {
 165     // analyze what we got from git-describe
 166     QRegExp rx("(.*)-(\\d+)-g([0-9a-f]+)$");
 167     if(rx.exactMatch(_buildInfo.generatedVersion)) {
 168       QString distance = rx.cap(2) == "0" ? QString() : QString(" [+%1]").arg(rx.cap(2));
 169       _buildInfo.plainVersionString = QString("v%1%2 (git-%3%4)")
 170                                         .arg(rx.cap(1), distance, rx.cap(3))
 171                                         .arg(_buildInfo.isSourceDirty ? "*" : "");
 172       if(!_buildInfo.commitHash.isEmpty()) {
 173         _buildInfo.fancyVersionString = QString("v%1%2 (git-<a href=\"http://git.quassel-irc.org/?p=quassel.git;a=commit;h=%5\">%3</a>%4)")
 174                                           .arg(rx.cap(1), distance, rx.cap(3))
 175                                           .arg(_buildInfo.isSourceDirty ? "*" : "")
 176                                           .arg(_buildInfo.commitHash);
 177       }
 178     } else {
 179       _buildInfo.plainVersionString = QString("v%1 (invalid rev)").arg(_buildInfo.baseVersion);
 180     }
 181   }
 182   if(_buildInfo.fancyVersionString.isEmpty())
 183     _buildInfo.fancyVersionString = _buildInfo.plainVersionString;
 184 }
 185
 186 //! Signal handler for graceful shutdown.
 187 void Quassel::handleSignal(int sig) {
 188   switch(sig) {
 189   case SIGTERM:
 190   case SIGINT:
 191     qWarning("%s", qPrintable(QString("Caught signal %1 - exiting.").arg(sig)));
 192     QCoreApplication::quit();
 193     break;
 194   case SIGABRT:
 195   case SIGSEGV:
 196 #ifndef Q_OS_WIN32
 197   case SIGBUS:
 198 #endif
 199     logBacktrace(coreDumpFileName());
 200     exit(EXIT_FAILURE);
 201     break;
 202   default:
 203     break;
 204   }
 205 }
 206
 207 void Quassel::logFatalMessage(const char *msg) {
 208 #ifdef Q_OS_MAC
 209   Q_UNUSED(msg)
 210 #else
 211   QFile dumpFile(coreDumpFileName());
 212   dumpFile.open(QIODevice::Append);
 213   QTextStream dumpStream(&dumpFile);
 214
 215   dumpStream << "Fatal: " << msg << '\n';
 216   dumpStream.flush();
 217   dumpFile.close();
 218 #endif
 219 }
 220
 221 const QString &Quassel::coreDumpFileName() {
 222   if(_coreDumpFileName.isEmpty()) {
 223     _coreDumpFileName = QString("Quassel-Crash-%1.log").arg(QDateTime::currentDateTime().toString("yyyyMMdd-hhmm"));
 224     QFile dumpFile(_coreDumpFileName);
 225     dumpFile.open(QIODevice::Append);
 226     QTextStream dumpStream(&dumpFile);
 227     dumpStream << "Quassel IRC: " << _buildInfo.baseVersion << ' ' << _buildInfo.commitHash << '\n';
 228     qDebug() << "Quassel IRC: " << _buildInfo.baseVersion << ' ' << _buildInfo.commitHash;
 229     dumpStream.flush();
 230     dumpFile.close();
 231   }
 232   return _coreDumpFileName;
 233 }