X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fcommon%2Fmain.cpp;h=b5e205b8e6360a46c44dfede86778c6889e89b18;hp=a46f0999a01d9175d7626f15305cb7937117ac43;hb=85b55cf023c96f4dbd61ec415a15214f99e281b3;hpb=130fde74cee428ec2e3285db89c4348c3091b2aa

diff --git a/src/common/main.cpp b/src/common/main.cpp
index a46f0999..b5e205b8 100644
--- a/src/common/main.cpp
+++ b/src/common/main.cpp
@@ -54,32 +54,98 @@
 
 #include <signal.h>
 
+#if defined(HAVE_EXECINFO) and not defined(Q_OS_MAC)
+#include <execinfo.h>
+#include <dlfcn.h>
+#include <cxxabi.h>
+#endif
+
 //! Signal handler for graceful shutdown.
 void handle_signal(int sig) {
   qWarning("%s", qPrintable(QString("Caught signal %1 - exiting.").arg(sig)));
   QCoreApplication::quit();
 }
 
+#if defined(HAVE_EXECINFO) and not defined(Q_OS_MAC)
+void handle_crash(int sig) {
+  Q_UNUSED(sig)
+  void* callstack[128];
+  int i, frames = backtrace(callstack, 128);
+
+  QFile dumpFile(QString("Quassel-Crash-%1").arg(QDateTime::currentDateTime().toString("yyyyMMdd-hhmm.log")));
+  dumpFile.open(QIODevice::WriteOnly);
+  QTextStream dumpStream(&dumpFile);
+
+  for (i = 0; i < frames; ++i) {
+    Dl_info info;
+    dladdr (callstack[i], &info);
+    // as a reference:
+    //     typedef struct
+    //     {
+    //       __const char *dli_fname;	/* File name of defining object.  */
+    //       void *dli_fbase;		/* Load address of that object.  */
+    //       __const char *dli_sname;	/* Name of nearest symbol.  */
+    //       void *dli_saddr;		/* Exact value of nearest symbol.  */
+    //     } Dl_info;
+
+#if __LP64__
+    int addrSize = 16;
+#else
+    int addrSize = 8;
+#endif
+
+    QString funcName;
+    if(info.dli_sname) {
+      char *func = abi::__cxa_demangle(info.dli_sname, 0, 0, 0);
+      if(func) {
+	funcName = QString(func);
+	free(func);
+      } else {
+	funcName = QString(info.dli_sname);
+      }
+    } else {
+      funcName = QString("0x%1").arg((long)info.dli_saddr, addrSize, QLatin1Char('0'));
+    }
+
+    // prettificating the filename
+    QString fileName("???");
+    if(info.dli_fname) {
+      fileName = QString(info.dli_fname);
+      int slashPos = fileName.lastIndexOf('/');
+      if(slashPos != -1)
+	fileName = fileName.mid(slashPos + 1);
+      if(fileName.count() < 20)
+	fileName += QString(20 - fileName.count(), ' ');
+    }
+
+    QString debugLine = QString("#%1 %2 0x%3 %4").arg(i, 3, 10)
+      .arg(fileName)
+      .arg((long)(callstack[i]), addrSize, 16, QLatin1Char('0'))
+      .arg(funcName);
+
+    dumpStream << debugLine << "\n";
+    qDebug() << qPrintable(debugLine);
+  }
+  dumpFile.close();
+  exit(27);
+}
+#endif // #if defined(HAVE_EXECINFO) and not defined(Q_OS_MAC)
+
+
 int main(int argc, char **argv) {
   // We catch SIGTERM and SIGINT (caused by Ctrl+C) to graceful shutdown Quassel.
   signal(SIGTERM, handle_signal);
   signal(SIGINT, handle_signal);
 
+#if defined(HAVE_EXECINFO) and not defined(Q_OS_MAC)
+  signal(SIGABRT, handle_crash);
+  signal(SIGBUS, handle_crash);
+  signal(SIGSEGV, handle_crash);
+#endif // #if defined(HAVE_EXECINFO) and not defined(Q_OS_MAC)
+
   Global::registerMetaTypes();
   Global::setupVersion();
 
-/*
-#if defined BUILD_CORE
-  Global::runMode = Global::CoreOnly;
-  QCoreApplication app(argc, argv);
-#elif defined BUILD_QTUI
-  Global::runMode = Global::ClientOnly;
-  QApplication app(argc, argv);
-#else
-  Global::runMode = Global::Monolithic;
-  QApplication app(argc, argv);
-#endif
-*/
 #if defined BUILD_CORE
   Global::runMode = Global::CoreOnly;
   QCoreApplication app(argc, argv);
@@ -91,8 +157,6 @@ int main(int argc, char **argv) {
   QtUiApplication app(argc, argv);
 #endif
 
-
-
   Global::parser = CliParser(QCoreApplication::arguments());
 
 #ifndef BUILD_QTUI
@@ -154,7 +218,7 @@ int main(int argc, char **argv) {
   QCoreApplication::setApplicationName("Quassel IRC");
   QCoreApplication::setOrganizationName("Quassel Project");
 
-  
+
 #ifndef BUILD_QTUI
   Core::instance();  // create and init the core
 #endif
@@ -176,10 +240,10 @@ int main(int argc, char **argv) {
   }
 #endif
 
-#ifndef BUILD_CORE 
+#ifndef BUILD_CORE
   app.resumeSessionIfPossible();
 #endif
-  
+
   int exitCode = app.exec();
 
 #ifndef BUILD_QTUI