1 /***************************************************************************
2 * Copyright (C) 2005-2019 by the Quassel Project *
3 * devel@quassel-irc.org *
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. *
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. *
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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
23 #if defined(HAVE_BACKTRACE) && !defined(Q_OS_MAC)
24 # define BUILD_CRASHHANDLER
27 # include <QTextStream>
32 # include "backtrace_config.h"
35 void Quassel::logBacktrace(const QString& filename)
37 #ifndef BUILD_CRASHHANDLER
41 int i, frames = backtrace(callstack, 128);
43 QFile dumpFile(filename);
44 dumpFile.open(QIODevice::Append);
45 QTextStream dumpStream(&dumpFile);
47 for (i = 0; i < frames; ++i) {
49 dladdr(callstack[i], &info);
53 // __const char *dli_fname; /* File name of defining object. */
54 // void *dli_fbase; /* Load address of that object. */
55 // __const char *dli_sname; /* Name of nearest symbol. */
56 // void *dli_saddr; /* Exact value of nearest symbol. */
67 char* func = abi::__cxa_demangle(info.dli_sname, nullptr, nullptr, nullptr);
69 funcName = QString(func);
73 funcName = QString(info.dli_sname);
77 funcName = QString("0x%1").arg((ulong)(info.dli_saddr), addrSize, 16, QLatin1Char('0'));
80 // prettificating the filename
81 QString fileName("???");
83 fileName = QString(info.dli_fname);
84 int slashPos = fileName.lastIndexOf('/');
86 fileName = fileName.mid(slashPos + 1);
89 QString debugLine = QString("#%1 %2 0x%3 %4")
92 .arg((ulong)(callstack[i]), addrSize, 16, QLatin1Char('0'))
95 dumpStream << debugLine << "\n";
96 qDebug() << qPrintable(debugLine);
99 #endif /* BUILD_CRASHHANDLER */