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/**
* Copyright (C) 2021 Saturneric
*
* This file is part of GpgFrontend.
*
* GpgFrontend is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GpgFrontend is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric<[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
/**
* \mainpage GpgFrontend Develop Document Main Page
*/
#include <csetjmp>
#include <csignal>
#include <cstddef>
#include "core/GpgCoreInit.h"
#include "ui/GpgFrontendApplication.h"
#include "ui/GpgFrontendUIInit.h"
/**
* \brief initialize the easylogging++ library.
*/
INITIALIZE_EASYLOGGINGPP
/**
* \brief Store the jump buff and make it possible to recover from a crash.
*/
jmp_buf recover_env;
constexpr int CRASH_CODE = ~0; ///<
/**
* @brief handle the signal SIGSEGV
*
* @param sig
*/
extern void handle_signal(int sig);
/**
* @brief processes before exit the program.
*
*/
extern void before_exit();
/**
* @brief initialize the logging system.
*
*/
extern void init_logging_system();
/**
*
* @param argc
* @param argv
* @return
*/
int main(int argc, char* argv[]) {
// re
signal(SIGSEGV, handle_signal);
signal(SIGFPE, handle_signal);
signal(SIGILL, handle_signal);
// clean something before exit
atexit(before_exit);
// initialize qt resources
Q_INIT_RESOURCE(gpgfrontend);
// create qt application
auto* app =
GpgFrontend::UI::GpgFrontendApplication::GetInstance(argc, argv, true);
// init the logging system
init_logging_system();
// init the logging system for core
GpgFrontend::InitLoggingSystem();
/**
* internationalisation. loop to restart main window
* with changed translation when settings change.
*/
int return_from_event_loop_code;
do {
#ifndef WINDOWS
int r = sigsetjmp(recover_env, 1);
#else
int r = setjmp(recover_env);
#endif
if (!r) {
// init ui library
GpgFrontend::UI::InitGpgFrontendUI(app);
// create main window
return_from_event_loop_code = GpgFrontend::UI::RunGpgFrontendUI(app);
} else {
LOG(ERROR) << "recover from a crash";
// when signal is caught, restart the main window
auto* message_box = new QMessageBox(
QMessageBox::Critical, _("A serious error has occurred"),
_("Oh no! GpgFrontend caught a serious error in the software, so "
"it needs to be restarted. If the problem recurs, please "
"manually terminate the program and report the problem to the "
"developer."),
QMessageBox::Ok, nullptr);
message_box->exec();
return_from_event_loop_code = CRASH_CODE;
}
if (return_from_event_loop_code == CRASH_CODE) {
app = GpgFrontend::UI::GpgFrontendApplication::GetInstance(argc, argv,
true);
}
LOG(INFO) << "loop refresh";
} while (return_from_event_loop_code == RESTART_CODE ||
return_from_event_loop_code == CRASH_CODE);
// exit the program
return return_from_event_loop_code;
}
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