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395 lines
14 KiB
C++
395 lines
14 KiB
C++
#include <iostream>
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#include <components/version/version.hpp>
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#include <components/files/configurationmanager.hpp>
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#include <components/files/escape.hpp>
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#include <components/fallback/validate.hpp>
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#include <SDL_messagebox.h>
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#include "engine.hpp"
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#include <boost/filesystem/fstream.hpp>
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#if defined(_WIN32)
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// For OutputDebugString
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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// makes __argc and __argv available on windows
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#include <cstdlib>
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#endif
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#if (defined(__APPLE__) || defined(__linux) || defined(__unix) || defined(__posix))
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#include <unistd.h>
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#endif
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#if (defined(__APPLE__) || (defined(__linux) && !defined(ANDROID)) || (defined(__unix) && !defined(ANDROID)) || defined(__posix))
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#define USE_CRASH_CATCHER 1
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#else
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#define USE_CRASH_CATCHER 0
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#endif
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#if USE_CRASH_CATCHER
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#include <csignal>
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extern int cc_install_handlers(int argc, char **argv, int num_signals, int *sigs, const char *logfile, int (*user_info)(char*, char*));
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extern int is_debugger_attached(void);
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#endif
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/**
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* Workaround for problems with whitespaces in paths in older versions of Boost library
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*/
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#if (BOOST_VERSION <= 104600)
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namespace boost
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{
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template<>
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inline boost::filesystem::path lexical_cast<boost::filesystem::path, std::string>(const std::string& arg)
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{
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return boost::filesystem::path(arg);
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}
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} /* namespace boost */
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#endif /* (BOOST_VERSION <= 104600) */
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using namespace Fallback;
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/**
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* \brief Parses application command line and calls \ref Cfg::ConfigurationManager
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* to parse configuration files.
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*
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* Results are directly written to \ref Engine class.
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*
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* \retval true - Everything goes OK
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* \retval false - Error
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*/
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bool parseOptions (int argc, char** argv, OMW::Engine& engine, Files::ConfigurationManager& cfgMgr)
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{
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// Create a local alias for brevity
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namespace bpo = boost::program_options;
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typedef std::vector<std::string> StringsVector;
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bpo::options_description desc("Syntax: openmw <options>\nAllowed options");
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desc.add_options()
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("help", "print help message")
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("version", "print version information and quit")
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("data", bpo::value<Files::EscapePathContainer>()->default_value(Files::EscapePathContainer(), "data")
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->multitoken()->composing(), "set data directories (later directories have higher priority)")
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("data-local", bpo::value<Files::EscapeHashString>()->default_value(""),
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"set local data directory (highest priority)")
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("fallback-archive", bpo::value<Files::EscapeStringVector>()->default_value(Files::EscapeStringVector(), "fallback-archive")
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->multitoken(), "set fallback BSA archives (later archives have higher priority)")
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("resources", bpo::value<Files::EscapeHashString>()->default_value("resources"),
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"set resources directory")
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("start", bpo::value<Files::EscapeHashString>()->default_value(""),
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"set initial cell")
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("content", bpo::value<Files::EscapeStringVector>()->default_value(Files::EscapeStringVector(), "")
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->multitoken(), "content file(s): esm/esp, or omwgame/omwaddon")
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("no-sound", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "disable all sounds")
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("script-all", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "compile all scripts (excluding dialogue scripts) at startup")
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("script-all-dialogue", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "compile all dialogue scripts at startup")
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("script-console", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "enable console-only script functionality")
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("script-run", bpo::value<Files::EscapeHashString>()->default_value(""),
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"select a file containing a list of console commands that is executed on startup")
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("script-warn", bpo::value<int>()->implicit_value (1)
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->default_value (1),
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"handling of warnings when compiling scripts\n"
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"\t0 - ignore warning\n"
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"\t1 - show warning but consider script as correctly compiled anyway\n"
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"\t2 - treat warnings as errors")
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("script-blacklist", bpo::value<Files::EscapeStringVector>()->default_value(Files::EscapeStringVector(), "")
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->multitoken(), "ignore the specified script (if the use of the blacklist is enabled)")
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("script-blacklist-use", bpo::value<bool>()->implicit_value(true)
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->default_value(true), "enable script blacklisting")
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("load-savegame", bpo::value<Files::EscapeHashString>()->default_value(""),
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"load a save game file on game startup (specify an absolute filename or a filename relative to the current working directory)")
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("skip-menu", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "skip main menu on game startup")
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("new-game", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "run new game sequence (ignored if skip-menu=0)")
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("fs-strict", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "strict file system handling (no case folding)")
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("encoding", bpo::value<Files::EscapeHashString>()->
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default_value("win1252"),
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"Character encoding used in OpenMW game messages:\n"
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"\n\twin1250 - Central and Eastern European such as Polish, Czech, Slovak, Hungarian, Slovene, Bosnian, Croatian, Serbian (Latin script), Romanian and Albanian languages\n"
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"\n\twin1251 - Cyrillic alphabet such as Russian, Bulgarian, Serbian Cyrillic and other languages\n"
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"\n\twin1252 - Western European (Latin) alphabet, used by default")
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("fallback", bpo::value<FallbackMap>()->default_value(FallbackMap(), "")
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->multitoken()->composing(), "fallback values")
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("no-grab", bpo::value<bool>()->implicit_value(true)->default_value(false), "Don't grab mouse cursor")
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("export-fonts", bpo::value<bool>()->implicit_value(true)
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->default_value(false), "Export Morrowind .fnt fonts to PNG image and XML file in current directory")
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("activate-dist", bpo::value <int> ()->default_value (-1), "activation distance override");
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bpo::parsed_options valid_opts = bpo::command_line_parser(argc, argv)
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.options(desc).allow_unregistered().run();
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bpo::variables_map variables;
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// Runtime options override settings from all configs
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bpo::store(valid_opts, variables);
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bpo::notify(variables);
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if (variables.count ("help"))
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{
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std::cout << desc << std::endl;
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return false;
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}
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if (variables.count ("version"))
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{
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cfgMgr.readConfiguration(variables, desc, true);
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Version::Version v = Version::getOpenmwVersion(variables["resources"].as<Files::EscapeHashString>().toStdString());
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std::cout << v.describe() << std::endl;
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return false;
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}
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cfgMgr.readConfiguration(variables, desc);
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Version::Version v = Version::getOpenmwVersion(variables["resources"].as<Files::EscapeHashString>().toStdString());
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std::cout << v.describe() << std::endl;
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engine.setGrabMouse(!variables["no-grab"].as<bool>());
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// Font encoding settings
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std::string encoding(variables["encoding"].as<Files::EscapeHashString>().toStdString());
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std::cout << ToUTF8::encodingUsingMessage(encoding) << std::endl;
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engine.setEncoding(ToUTF8::calculateEncoding(encoding));
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// directory settings
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engine.enableFSStrict(variables["fs-strict"].as<bool>());
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Files::PathContainer dataDirs(Files::EscapePath::toPathContainer(variables["data"].as<Files::EscapePathContainer>()));
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std::string local(variables["data-local"].as<Files::EscapeHashString>().toStdString());
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if (!local.empty())
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{
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if (local.front() == '\"')
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local = local.substr(1, local.length() - 2);
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dataDirs.push_back(Files::PathContainer::value_type(local));
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}
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cfgMgr.processPaths(dataDirs);
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engine.setDataDirs(dataDirs);
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// fallback archives
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StringsVector archives = variables["fallback-archive"].as<Files::EscapeStringVector>().toStdStringVector();
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for (StringsVector::const_iterator it = archives.begin(); it != archives.end(); ++it)
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{
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engine.addArchive(*it);
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}
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engine.setResourceDir(variables["resources"].as<Files::EscapeHashString>().toStdString());
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StringsVector content = variables["content"].as<Files::EscapeStringVector>().toStdStringVector();
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if (content.empty())
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{
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std::cout << "No content file given (esm/esp, nor omwgame/omwaddon). Aborting..." << std::endl;
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return false;
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}
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StringsVector::const_iterator it(content.begin());
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StringsVector::const_iterator end(content.end());
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for (; it != end; ++it)
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{
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engine.addContentFile(*it);
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}
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// startup-settings
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engine.setCell(variables["start"].as<Files::EscapeHashString>().toStdString());
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engine.setSkipMenu (variables["skip-menu"].as<bool>(), variables["new-game"].as<bool>());
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if (!variables["skip-menu"].as<bool>() && variables["new-game"].as<bool>())
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std::cerr << "Warning: new-game used without skip-menu -> ignoring it" << std::endl;
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// scripts
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engine.setCompileAll(variables["script-all"].as<bool>());
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engine.setCompileAllDialogue(variables["script-all-dialogue"].as<bool>());
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engine.setScriptConsoleMode (variables["script-console"].as<bool>());
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engine.setStartupScript (variables["script-run"].as<Files::EscapeHashString>().toStdString());
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engine.setWarningsMode (variables["script-warn"].as<int>());
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engine.setScriptBlacklist (variables["script-blacklist"].as<Files::EscapeStringVector>().toStdStringVector());
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engine.setScriptBlacklistUse (variables["script-blacklist-use"].as<bool>());
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engine.setSaveGameFile (variables["load-savegame"].as<Files::EscapeHashString>().toStdString());
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// other settings
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engine.setSoundUsage(!variables["no-sound"].as<bool>());
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engine.setFallbackValues(variables["fallback"].as<FallbackMap>().mMap);
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engine.setActivationDistanceOverride (variables["activate-dist"].as<int>());
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engine.enableFontExport(variables["export-fonts"].as<bool>());
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return true;
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}
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#if defined(_WIN32) && defined(_DEBUG)
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class DebugOutput : public boost::iostreams::sink
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{
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public:
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std::streamsize write(const char *str, std::streamsize size)
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{
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// Make a copy for null termination
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std::string tmp (str, static_cast<unsigned int>(size));
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// Write string to Visual Studio Debug output
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OutputDebugString (tmp.c_str ());
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return size;
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}
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};
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#else
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class Tee : public boost::iostreams::sink
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{
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public:
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Tee(std::ostream &stream, std::ostream &stream2)
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: out(stream), out2(stream2)
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{
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}
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std::streamsize write(const char *str, std::streamsize size)
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{
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out.write (str, size);
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out.flush();
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out2.write (str, size);
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out2.flush();
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return size;
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}
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private:
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std::ostream &out;
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std::ostream &out2;
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};
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#endif
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#ifdef ANDROID
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extern "C" int SDL_main(int argc, char**argv)
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#else
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int main(int argc, char**argv)
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#endif
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{
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#if defined(__APPLE__)
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setenv("OSG_GL_TEXTURE_STORAGE", "OFF", 0);
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#endif
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// Some objects used to redirect cout and cerr
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// Scope must be here, so this still works inside the catch block for logging exceptions
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std::streambuf* cout_rdbuf = std::cout.rdbuf ();
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std::streambuf* cerr_rdbuf = std::cerr.rdbuf ();
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#if !(defined(_WIN32) && defined(_DEBUG))
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boost::iostreams::stream_buffer<Tee> coutsb;
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boost::iostreams::stream_buffer<Tee> cerrsb;
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#endif
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std::ostream oldcout(cout_rdbuf);
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std::ostream oldcerr(cerr_rdbuf);
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boost::filesystem::ofstream logfile;
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std::unique_ptr<OMW::Engine> engine;
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int ret = 0;
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try
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{
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Files::ConfigurationManager cfgMgr;
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#if defined(_WIN32) && defined(_DEBUG)
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// Redirect cout and cerr to VS debug output when running in debug mode
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boost::iostreams::stream_buffer<DebugOutput> sb;
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sb.open(DebugOutput());
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std::cout.rdbuf (&sb);
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std::cerr.rdbuf (&sb);
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#else
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// Redirect cout and cerr to openmw.log
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logfile.open (boost::filesystem::path(cfgMgr.getLogPath() / "/openmw.log"));
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coutsb.open (Tee(logfile, oldcout));
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cerrsb.open (Tee(logfile, oldcerr));
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std::cout.rdbuf (&coutsb);
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std::cerr.rdbuf (&cerrsb);
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#endif
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#if USE_CRASH_CATCHER
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// Unix crash catcher
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if ((argc == 2 && strcmp(argv[1], "--cc-handle-crash") == 0) || !is_debugger_attached())
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{
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int s[5] = { SIGSEGV, SIGILL, SIGFPE, SIGBUS, SIGABRT };
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cc_install_handlers(argc, argv, 5, s, (cfgMgr.getLogPath() / "crash.log").string().c_str(), NULL);
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std::cout << "Installing crash catcher" << std::endl;
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}
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else
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std::cout << "Running in a debugger, not installing crash catcher" << std::endl;
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#endif
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#ifdef __APPLE__
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boost::filesystem::path binary_path = boost::filesystem::system_complete(boost::filesystem::path(argv[0]));
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boost::filesystem::current_path(binary_path.parent_path());
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#endif
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engine.reset(new OMW::Engine(cfgMgr));
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if (parseOptions(argc, argv, *engine, cfgMgr))
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{
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engine->go();
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}
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}
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catch (std::exception &e)
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{
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#if (defined(__APPLE__) || defined(__linux) || defined(__unix) || defined(__posix))
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if (!isatty(fileno(stdin)))
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#endif
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SDL_ShowSimpleMessageBox(0, "OpenMW: Fatal error", e.what(), NULL);
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std::cerr << "\nERROR: " << e.what() << std::endl;
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ret = 1;
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}
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// Restore cout and cerr
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std::cout.rdbuf(cout_rdbuf);
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std::cerr.rdbuf(cerr_rdbuf);
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return ret;
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}
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// Platform specific for Windows when there is no console built into the executable.
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// Windows will call the WinMain function instead of main in this case, the normal
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// main function is then called with the __argc and __argv parameters.
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#if defined(_WIN32) && !defined(_CONSOLE)
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int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
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{
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return main(__argc, __argv);
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}
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#endif
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