FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2008 Jürgen Riegel <juergen.riegel@web.de>              *
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 *                                                                         *
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 *   This file is part of the FreeCAD CAx development system.              *
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 *                                                                         *
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 *   This program is free software; you can redistribute it and/or modify  *
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 *   it under the terms of the GNU Library General Public License (LGPL)   *
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 *   as published by the Free Software Foundation; either version 2 of     *
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 *   the License, or (at your option) any later version.                   *
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 *   for detail see the LICENCE text file.                                 *
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 *                                                                         *
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 *   FreeCAD 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 Library General Public License for more details.                  *
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 *                                                                         *
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 *   You should have received a copy of the GNU Library General Public     *
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 *   License along with FreeCAD; if not, write to the Free Software        *
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 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
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 *   USA                                                                   *
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 *                                                                         *
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 ***************************************************************************/
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#include "../FCConfig.h"
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#ifdef _PreComp_
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# undef _PreComp_
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#endif
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#ifdef FC_OS_LINUX
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# include <unistd.h>
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#endif
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif // HAVE_CONFIG_H
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#include <cstdio>
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#include <sstream>
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// FreeCAD Base header
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/Interpreter.h>
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// FreeCAD doc header
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#include <App/Application.h>
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using Base::Console;
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using App::Application;
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const char sBanner[] = "(c) Juergen Riegel, Werner Mayer, Yorik van Havre and others 2001-2024\n"\
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                       "FreeCAD is free and open-source software licensed under the terms of LGPL2+ license.\n"\
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                       "FreeCAD wouldn't be possible without FreeCAD community.\n"\
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                       "  #####                 ####  ###   ####  \n" \
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                       "  #                    #      # #   #   # \n" \
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                       "  #     ##  #### ####  #     #   #  #   # \n" \
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                       "  ####  # # #  # #  #  #     #####  #   # \n" \
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                       "  #     #   #### ####  #    #     # #   # \n" \
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                       "  #     #   #    #     #    #     # #   #  ##  ##  ##\n" \
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                       "  #     #   #### ####   ### #     # ####   ##  ##  ##\n\n" ;
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int main( int argc, char ** argv )
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{
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    // Make sure that we use '.' as decimal point
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    setlocale(LC_ALL, "");
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    setlocale(LC_NUMERIC, "C");
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#if defined(__MINGW32__)
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    const char* mingw_prefix = getenv("MINGW_PREFIX");
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    const char* py_home = getenv("PYTHONHOME");
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    if (!py_home && mingw_prefix)
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        _putenv_s("PYTHONHOME", mingw_prefix);
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#endif
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    // Name and Version of the Application
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    App::Application::Config()["ExeName"] = "FreeCAD";
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    App::Application::Config()["ExeVendor"] = "FreeCAD";
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    App::Application::Config()["AppDataSkipVendor"] = "true";
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    // set the banner (for logging and console)
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    App::Application::Config()["CopyrightInfo"] = sBanner;
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    try {
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        // Init phase ===========================================================
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        // sets the default run mode for FC, starts with command prompt if not overridden in InitConfig...
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        App::Application::Config()["RunMode"] = "Exit";
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        App::Application::Config()["LoggingConsole"] = "1";
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        // Inits the Application
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        App::Application::init(argc,argv);
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    }
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    catch (const Base::UnknownProgramOption& e) {
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        std::cerr << e.what();
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        exit(1);
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    }
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    catch (const Base::ProgramInformation& e) {
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        std::cout << e.what();
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        exit(0);
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    }
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    catch (const Base::Exception& e) {
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        std::string appName = App::Application::Config()["ExeName"];
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        std::stringstream msg;
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        msg << "While initializing " << appName << " the following exception occurred: '" << e.what() << "'\n\n";
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        msg << "Python is searching for its runtime files in the following directories:\n" << Py_EncodeLocale(Py_GetPath(),nullptr) << "\n\n";
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        msg << "Python version information:\n" << Py_GetVersion() << "\n";
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        const char* pythonhome = getenv("PYTHONHOME");
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        if ( pythonhome ) {
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            msg << "\nThe environment variable PYTHONHOME is set to '" << pythonhome << "'.";
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            msg << "\nSetting this environment variable might cause Python to fail. Please contact your administrator to unset it on your system.\n\n";
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        }
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        else {
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            msg << "\nPlease contact the application's support team for more information.\n\n";
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        }
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        printf("Initialization of %s failed:\n%s", appName.c_str(), msg.str().c_str());
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        exit(100);
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    }
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    catch (...) {
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        std::string appName = App::Application::Config()["ExeName"];
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        std::stringstream msg;
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        msg << "Unknown runtime error occurred while initializing " << appName <<".\n\n";
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        msg << "Please contact the application's support team for more information.\n\n";
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        printf("Initialization of %s failed:\n%s", appName.c_str(), msg.str().c_str());
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        exit(101);
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    }
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    // Run phase ===========================================================
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    try {
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        Application::runApplication();
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    }
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    catch (const Base::SystemExitException &e) {
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        exit(e.getExitCode());
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    }
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    catch (const Base::Exception& e) {
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        e.ReportException();
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        exit(1);
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    }
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    catch (...) {
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        Console().Error("Application unexpectedly terminated\n");
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        exit(1);
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    }
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    // Destruction phase ===========================================================
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    Console().Log("FreeCAD terminating...\n");
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    try {
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        // close open documents
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        App::GetApplication().closeAllDocuments();
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    }
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    catch(...) {
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    }
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    // cleans up
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    Application::destruct();
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    Console().Log("FreeCAD completely terminated\n");
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    return 0;
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}
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