Chocobo1
2 years ago
committed by
GitHub
5 changed files with 193 additions and 110 deletions
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/*
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2022 Mike Tzou (Chocobo1) |
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* Copyright (C) 2014 Vladimir Golovnev <glassez@yandex.ru> |
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* Copyright (C) 2006 Christophe Dumez <chris@qbittorrent.org> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* In addition, as a special exception, the copyright holders give permission to |
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* link this program with the OpenSSL project's "OpenSSL" library (or with |
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* modified versions of it that use the same license as the "OpenSSL" library), |
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* and distribute the linked executables. You must obey the GNU General Public |
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* License in all respects for all of the code used other than "OpenSSL". If you |
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* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#include "signalhandler.h" |
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#include <QtGlobal> |
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#include <algorithm> |
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#include <csignal> |
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#include <tuple> |
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#ifndef Q_OS_WIN |
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#ifndef Q_OS_HAIKU |
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#include <unistd.h> |
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#endif |
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#elif defined DISABLE_GUI |
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#include <io.h> |
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#endif |
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#include <QCoreApplication> |
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#include "base/version.h" |
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#ifdef STACKTRACE |
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#ifdef Q_OS_UNIX |
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#include "stacktrace.h" |
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#else |
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#include "stacktrace_win.h" |
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#ifndef DISABLE_GUI |
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#include "stacktracedialog.h" |
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#endif // DISABLE_GUI
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#endif // Q_OS_UNIX
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#endif //STACKTRACE
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namespace |
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{ |
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// sys_signame[] is only defined in BSD
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const char *const sysSigName[] = |
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{ |
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#ifdef Q_OS_WIN |
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"", "", "SIGINT", "", "SIGILL", "", "SIGABRT_COMPAT", "", "SIGFPE", "", |
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"", "SIGSEGV", "", "", "", "SIGTERM", "", "", "", "", |
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"", "SIGBREAK", "SIGABRT", "", "", "", "", "", "", "", |
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"", "" |
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#else |
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"", "SIGHUP", "SIGINT", "SIGQUIT", "SIGILL", "SIGTRAP", "SIGABRT", "SIGBUS", "SIGFPE", "SIGKILL", |
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"SIGUSR1", "SIGSEGV", "SIGUSR2", "SIGPIPE", "SIGALRM", "SIGTERM", "SIGSTKFLT", "SIGCHLD", "SIGCONT", "SIGSTOP", |
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"SIGTSTP", "SIGTTIN", "SIGTTOU", "SIGURG", "SIGXCPU", "SIGXFSZ", "SIGVTALRM", "SIGPROF", "SIGWINCH", "SIGIO", |
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"SIGPWR", "SIGUNUSED" |
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#endif |
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}; |
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#if !(defined Q_OS_WIN && !defined DISABLE_GUI) && !defined Q_OS_HAIKU |
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void safePrint(const char *str) |
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{ |
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const size_t strLen = strlen(str); |
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#ifdef Q_OS_WIN |
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if (_write(_fileno(stderr), str, strLen) < static_cast<int>(strLen)) |
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std::ignore = _write(_fileno(stdout), str, strLen); |
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#else |
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if (write(STDERR_FILENO, str, strLen) < static_cast<ssize_t>(strLen)) |
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std::ignore = write(STDOUT_FILENO, str, strLen); |
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#endif |
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} |
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#endif |
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void normalExitHandler(const int signum) |
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{ |
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#if !(defined Q_OS_WIN && !defined DISABLE_GUI) && !defined Q_OS_HAIKU |
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const char *msgs[] = {"Catching signal: ", sysSigName[signum], "\nExiting cleanly\n"}; |
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std::for_each(std::begin(msgs), std::end(msgs), safePrint); |
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#endif // !defined Q_OS_WIN && !defined Q_OS_HAIKU
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signal(signum, SIG_DFL); |
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QCoreApplication::exit(); // unsafe, but exit anyway
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} |
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#ifdef STACKTRACE |
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void abnormalExitHandler(const int signum) |
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{ |
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const char *sigName = sysSigName[signum]; |
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#if !(defined Q_OS_WIN && !defined DISABLE_GUI) && !defined Q_OS_HAIKU |
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const char msg[] = "\n\n*************************************************************\n" |
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"Please file a bug report at http://bug.qbittorrent.org and provide the following information:\n\n" |
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"qBittorrent version: " QBT_VERSION "\n\n" |
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"Caught signal: "; |
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const char *msgs[] = {msg, sigName, "\n"}; |
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std::for_each(std::begin(msgs), std::end(msgs), safePrint); |
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#if !defined Q_OS_WIN |
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print_stacktrace(); // unsafe
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#endif |
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#endif |
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#if defined Q_OS_WIN && !defined DISABLE_GUI |
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StacktraceDialog dlg; // unsafe
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dlg.setStacktraceString(QString::fromLatin1(sigName), straceWin::getBacktrace()); |
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dlg.exec(); |
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#endif |
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signal(signum, SIG_DFL); |
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raise(signum); |
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} |
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#endif // STACKTRACE
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} |
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void registerSignalHandlers() |
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{ |
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signal(SIGINT, normalExitHandler); |
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signal(SIGTERM, normalExitHandler); |
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#ifdef STACKTRACE |
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signal(SIGABRT, abnormalExitHandler); |
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signal(SIGSEGV, abnormalExitHandler); |
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#endif |
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} |
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@ -0,0 +1,33 @@
@@ -0,0 +1,33 @@
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/*
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2022 Mike Tzou (Chocobo1) |
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* Copyright (C) 2014 Vladimir Golovnev <glassez@yandex.ru> |
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* Copyright (C) 2006 Christophe Dumez <chris@qbittorrent.org> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* In addition, as a special exception, the copyright holders give permission to |
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* link this program with the OpenSSL project's "OpenSSL" library (or with |
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* modified versions of it that use the same license as the "OpenSSL" library), |
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* and distribute the linked executables. You must obey the GNU General Public |
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* License in all respects for all of the code used other than "OpenSSL". If you |
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* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#pragma once |
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void registerSignalHandlers(); |
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