1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 1995 Matthias Ettrich
7 * Copyright 1995-2001 The LyX Team.
9 * ====================================================== */
17 #pragma implementation
25 #include "lyx_gui_misc.h"
27 #include "support/path.h"
28 #include "support/filetools.h"
29 #include "bufferlist.h"
31 #include "support/FileInfo.h"
32 #include "lastfiles.h"
34 #include "lyxserver.h"
38 #include "MenuBackend.h"
39 #include "ToolbarDefaults.h"
42 #include "converter.h"
44 #include "support/os.h"
48 #ifndef CXX_GLOBAL_CSTD
52 extern void LoadLyXFile(string const &);
53 extern void QuitLyX();
57 string system_tempdir;
58 string user_lyxdir; // Default $HOME/.lyx
60 // Should this be kept global? Asger says Yes.
63 LastFiles * lastfiles;
65 // This is the global bufferlist object
66 BufferList bufferlist;
68 LyXServer * lyxserver = 0;
69 // this should be static, but I need it in buffer.C
70 bool finished = false; // flag, that we are quitting the program
72 // convenient to have it here.
73 boost::scoped_ptr<kb_keymap> toplevel_keymap;
76 LyX::LyX(int * argc, char * argv[])
78 // Prevent crash with --help
82 // Here we need to parse the command line. At least
83 // we need to parse for "-dbg" and "-help"
84 bool gui = easyParse(argc, argv);
86 // Global bindings (this must be done as early as possible.) (Lgb)
87 toplevel_keymap.reset(new kb_keymap);
88 defaultKeyBindings(toplevel_keymap.get());
90 // Make the GUI object, and let it take care of the
91 // command line arguments that concerns it.
92 lyxerr[Debug::INIT] << "Initializing LyXGUI..." << endl;
93 lyxGUI = new LyXGUI(this, argc, argv, gui);
94 lyxerr[Debug::INIT] << "Initializing LyXGUI...done" << endl;
96 // Now the GUI and LyX have taken care of their arguments, so
97 // the only thing left on the command line should be
98 // filenames. Let's check anyway.
99 for (int argi = 1; argi < *argc ; ++argi) {
100 if (argv[argi][0] == '-') {
101 lyxerr << _("Wrong command line option `")
103 << _("'. Exiting.") << endl;
108 // Initialization of LyX (reads lyxrc and more)
109 lyxerr[Debug::INIT] << "Initializing LyX::init..." << endl;
111 lyxerr[Debug::INIT] << "Initializing LyX::init...done" << endl;
115 // Load the files specified in the command line.
117 lyxerr[Debug::INFO] << "Opening document..." << endl;
118 else if ((*argc) > 2)
119 lyxerr[Debug::INFO] << "Opening documents..." << endl;
121 Buffer * last_loaded = 0;
123 for (int argi = (*argc) - 1; argi >= 1; --argi) {
124 Buffer * loadb = bufferlist.loadLyXFile(argv[argi]);
131 string splash = i18nLibFileSearch("examples", "splash.lyx");
132 lyxerr[Debug::INIT] << "Opening splash document "
133 << splash << "..." << endl;
134 Buffer * loadb = bufferlist.loadLyXFile(splash);
140 if (last_loaded != 0) {
141 lyxerr[Debug::INIT] << "Yes we loaded some files." << endl;
143 lyxGUI->regBuf(last_loaded);
146 // Execute batch commands if available
147 if (!batch_command.empty()) {
148 lyxerr << "About to handle -x '"
149 << batch_command << "'" << endl;
151 // no buffer loaded, create one
153 last_loaded = bufferlist.newFile("tmpfile", string());
155 // try to dispatch to last loaded buffer first
156 bool dispatched = last_loaded->dispatch(batch_command);
158 // if this was successful, return.
159 // Maybe we could do something more clever than aborting...
161 lyxerr << "We are done!" << endl;
166 // otherwise, let the GUI handle the batch command
167 lyxGUI->regBuf(last_loaded);
168 lyxGUI->getLyXView()->getLyXFunc()->Dispatch(batch_command);
173 // Let the ball begin...
178 // A destructor is always necessary (asierra-970604)
186 extern "C" void error_handler(int err_sig);
188 void LyX::init(bool gui)
190 // Install the signal handlers
191 signal(SIGHUP, error_handler);
192 signal(SIGFPE, error_handler);
193 signal(SIGSEGV, error_handler);
194 signal(SIGINT, error_handler);
195 signal(SIGTERM, error_handler);
198 // Determine path of binary
202 string binpath = os::binpath();
203 string binname = os::binname();
204 fullbinpath = binpath;
206 if (binpath.empty()) {
207 lyxerr << _("Warning: could not determine path of binary.")
209 << _("If you have problems, try starting LyX with an absolute path.")
212 lyxerr[Debug::INIT] << "Path of binary: " << binpath << endl;
215 // Determine system directory.
218 // Directories are searched in this order:
219 // 1) -sysdir command line parameter
220 // 2) LYX_DIR_11x environment variable
221 // 3) Maybe <path of binary>/TOP_SRCDIR/lib
222 // 4) <path of binary>/../share/<name of binary>/
223 // 4a) repeat 4 after following the Symlink if <path of
224 // binary> is a symbolic link.
225 // 5) hardcoded lyx_dir
226 // The directory is checked for the presence of the file
227 // "chkconfig.ltx", and if that is present, the directory
228 // is accepted as the system directory.
229 // If no chkconfig.ltx file is found, a warning is given,
230 // and the hardcoded lyx_dir is used.
232 // If we had a command line switch, system_lyxdir is already set
234 if (!system_lyxdir.empty())
235 searchpath= MakeAbsPath(system_lyxdir) + ';';
237 // LYX_DIR_11x environment variable
238 string const lyxdir = GetEnvPath("LYX_DIR_11x");
240 if (!lyxdir.empty()) {
241 lyxerr[Debug::INIT] << "LYX_DIR_11x: " << lyxdir << endl;
242 searchpath += lyxdir + ';';
245 // <path of binary>/TOP_SRCDIR/lib
246 build_lyxdir = MakeAbsPath("../lib", binpath);
247 if (!FileSearch(build_lyxdir, "lyxrc.defaults").empty()) {
248 searchpath += MakeAbsPath(AddPath(TOP_SRCDIR, "lib"),
250 lyxerr[Debug::INIT] << "Checking whether LyX is run in "
251 "place... yes" << endl;
254 << "Checking whether LyX is run in place... no"
256 build_lyxdir.erase();
261 // Path of binary/../share/name of binary/
262 searchpath += NormalizePath(AddPath(binpath, "../share/") +
263 OnlyFilename(binname)) + ';';
266 FileInfo file(fullbinpath, true);
267 followlink = file.isLink();
270 if (LyXReadLink(fullbinpath, link)) {
272 binpath = MakeAbsPath(OnlyPath(fullbinpath));
278 } while (followlink);
281 searchpath += LYX_DIR;
283 // If debugging, show complete search path
284 lyxerr[Debug::INIT] << "System directory search path: "
285 << searchpath << endl;
287 string const filename = "chkconfig.ltx";
288 string temp = FileOpenSearch(searchpath, filename, string());
289 system_lyxdir = OnlyPath(temp);
291 // Reduce "path/../path" stuff out of system directory
292 system_lyxdir = NormalizePath(system_lyxdir);
294 bool path_shown = false;
296 // Warn if environment variable is set, but unusable
297 if (!lyxdir.empty()) {
298 if (system_lyxdir != NormalizePath(lyxdir)) {
299 lyxerr <<_("LYX_DIR_11x environment variable no good.")
301 << _("System directory set to: ")
302 << system_lyxdir << endl;
307 // Warn the user if we couldn't find "chkconfig.ltx"
308 if (system_lyxdir == "./") {
309 lyxerr <<_("LyX Warning! Couldn't determine system directory. ")
310 <<_("Try the '-sysdir' command line parameter or ")
311 <<_("set the environment variable LYX_DIR_11x to the "
312 "LyX system directory ")
313 << _("containing the file `chkconfig.ltx'.") << endl;
315 FileInfo fi(LYX_DIR);
317 lyxerr << "Couldn't even find the default LYX_DIR." << endl
318 << "Giving up." << endl;
321 lyxerr << _("Using built-in default ")
322 << LYX_DIR << _(" but expect problems.")
325 lyxerr << _("Expect problems.") << endl;
327 system_lyxdir = LYX_DIR;
331 // Report the system directory if debugging is on
333 lyxerr[Debug::INIT] << "System directory: '"
334 << system_lyxdir << '\'' << endl;
337 // Determine user lyx-dir
340 // Directories are searched in this order:
341 // 1) -userdir command line parameter
342 // 2) LYX_USERDIR_11x environment variable
343 // 3) $HOME/.<name of binary>
345 // If we had a command line switch, user_lyxdir is already set
346 bool explicit_userdir = true;
347 if (user_lyxdir.empty()) {
349 // LYX_USERDIR_11x environment variable
350 user_lyxdir = GetEnvPath("LYX_USERDIR_11x");
353 if (user_lyxdir.empty())
354 user_lyxdir = AddPath(GetEnvPath("HOME"),
355 string(".") + PACKAGE);
356 explicit_userdir = false;
359 lyxerr[Debug::INIT] << "User LyX directory: '"
360 << user_lyxdir << '\'' << endl;
362 // Check that user LyX directory is ok. We don't do that if
363 // running in batch mode.
365 queryUserLyXDir(explicit_userdir);
370 // Shine up lyxrc defaults
373 // Default template path: system_dir/templates
374 if (lyxrc.template_path.empty()){
375 lyxrc.template_path = AddPath(system_lyxdir, "templates");
378 // Default lastfiles file: $HOME/.lyx/lastfiles
379 if (lyxrc.lastfiles.empty()){
380 lyxrc.lastfiles = AddName(user_lyxdir, "lastfiles");
383 // Disable gui when either lyxrc or easyparse says so
385 lyxrc.use_gui = false;
387 // Calculate screen dpi as average of x-DPI and y-DPI:
389 lyxrc.dpi = getScreenDPI();
390 lyxerr[Debug::INIT] << "DPI setting detected to be "
391 << lyxrc.dpi + 0.5 << endl;
393 lyxrc.dpi = 1; // I hope this is safe
397 // Read configuration files
400 readRcFile("lyxrc.defaults");
401 system_lyxrc = lyxrc;
402 system_formats = formats;
403 system_converters = converters;
404 system_lcolor = lcolor;
406 // If there is a preferences file we read that instead
407 // of the old lyxrc file.
408 if (!readRcFile("preferences"))
412 readEncodingsFile("encodings");
414 readLanguagesFile("languages");
417 lyxerr[Debug::INIT] << "Reading layouts..." << endl;
420 // Ensure that we have really read a bind file, so that LyX is
422 lyxrc.readBindFileIfNeeded();
425 readUIFile(lyxrc.ui_file);
427 // Bind the X dead keys to the corresponding LyX functions if
429 if (lyxrc.override_x_deadkeys)
430 deadKeyBindings(toplevel_keymap.get());
432 if (lyxerr.debugging(Debug::LYXRC)) {
436 // Create temp directory
437 os::setTmpDir(CreateLyXTmpDir(lyxrc.tempdir_path));
438 system_tempdir = os::getTmpDir();
439 if (lyxerr.debugging(Debug::INIT)) {
440 lyxerr << "LyX tmp dir: `" << system_tempdir << '\'' << endl;
443 // load the lastfiles mini-database
444 lyxerr[Debug::INIT] << "Reading lastfiles `"
445 << lyxrc.lastfiles << "'..." << endl;
446 lastfiles = new LastFiles(lyxrc.lastfiles,
447 lyxrc.check_lastfiles,
448 lyxrc.num_lastfiles);
450 // start up the lyxserver. (is this a bit early?) (Lgb)
451 // 0.12 this will be way to early, we need the GUI to be initialized
452 // first, so move it for now.
453 // lyxserver = new LyXServer;
457 // These are the default bindings known to LyX
458 void LyX::defaultKeyBindings(kb_keymap * kbmap)
460 kbmap->bind("Right", LFUN_RIGHT);
461 kbmap->bind("Left", LFUN_LEFT);
462 kbmap->bind("Up", LFUN_UP);
463 kbmap->bind("Down", LFUN_DOWN);
465 kbmap->bind("Tab", LFUN_TAB);
466 kbmap->bind("ISO_Left_Tab", LFUN_TAB); // jbl 2001-23-02
468 kbmap->bind("Home", LFUN_HOME);
469 kbmap->bind("End", LFUN_END);
470 kbmap->bind("Prior", LFUN_PRIOR);
471 kbmap->bind("Next", LFUN_NEXT);
473 kbmap->bind("Return", LFUN_BREAKPARAGRAPH);
474 //kbmap->bind("~C-~S-~M-nobreakspace", LFUN_PROTECTEDSPACE);
476 kbmap->bind("Delete", LFUN_DELETE);
477 kbmap->bind("BackSpace", LFUN_BACKSPACE);
479 // kbmap->bindings to enable the use of the numeric keypad
481 //kbmap->bind("KP_0", LFUN_SELFINSERT);
482 //kbmap->bind("KP_Decimal", LFUN_SELFINSERT);
483 kbmap->bind("KP_Enter", LFUN_BREAKPARAGRAPH);
484 //kbmap->bind("KP_1", LFUN_SELFINSERT);
485 //kbmap->bind("KP_2", LFUN_SELFINSERT);
486 //kbmap->bind("KP_3", LFUN_SELFINSERT);
487 //kbmap->bind("KP_4", LFUN_SELFINSERT);
488 //kbmap->bind("KP_5", LFUN_SELFINSERT);
489 //kbmap->bind("KP_6", LFUN_SELFINSERT);
490 //kbmap->bind("KP_Add", LFUN_SELFINSERT);
491 //kbmap->bind("KP_7", LFUN_SELFINSERT);
492 //kbmap->bind("KP_8", LFUN_SELFINSERT);
493 //kbmap->bind("KP_9", LFUN_SELFINSERT);
494 //kbmap->bind("KP_Divide", LFUN_SELFINSERT);
495 //kbmap->bind("KP_Multiply", LFUN_SELFINSERT);
496 //kbmap->bind("KP_Subtract", LFUN_SELFINSERT);
497 kbmap->bind("KP_Right", LFUN_RIGHT);
498 kbmap->bind("KP_Left", LFUN_LEFT);
499 kbmap->bind("KP_Up", LFUN_UP);
500 kbmap->bind("KP_Down", LFUN_DOWN);
501 kbmap->bind("KP_Home", LFUN_HOME);
502 kbmap->bind("KP_End", LFUN_END);
503 kbmap->bind("KP_Prior", LFUN_PRIOR);
504 kbmap->bind("KP_Next", LFUN_NEXT);
506 kbmap->bind("C-Tab", LFUN_TABINSERT); // ale970515
507 kbmap->bind("S-Tab", LFUN_SHIFT_TAB); // jug20000522
508 kbmap->bind("S-ISO_Left_Tab", LFUN_SHIFT_TAB); // jbl 2001-23-02
512 // LyX can optionally take over the handling of deadkeys
513 void LyX::deadKeyBindings(kb_keymap * kbmap)
515 // bindKeyings for transparent handling of deadkeys
516 // The keysyms are gotten from XFree86 X11R6
517 kbmap->bind("~C-~S-~M-dead_acute", LFUN_ACUTE);
518 kbmap->bind("~C-~S-~M-dead_breve", LFUN_BREVE);
519 kbmap->bind("~C-~S-~M-dead_caron", LFUN_CARON);
520 kbmap->bind("~C-~S-~M-dead_cedilla", LFUN_CEDILLA);
521 kbmap->bind("~C-~S-~M-dead_abovering", LFUN_CIRCLE);
522 kbmap->bind("~C-~S-~M-dead_circumflex", LFUN_CIRCUMFLEX);
523 kbmap->bind("~C-~S-~M-dead_abovedot", LFUN_DOT);
524 kbmap->bind("~C-~S-~M-dead_grave", LFUN_GRAVE);
525 kbmap->bind("~C-~S-~M-dead_doubleacute", LFUN_HUNG_UMLAUT);
526 kbmap->bind("~C-~S-~M-dead_macron", LFUN_MACRON);
527 // nothing with this name
528 // kbmap->bind("~C-~S-~M-dead_special_caron", LFUN_SPECIAL_CARON);
529 kbmap->bind("~C-~S-~M-dead_tilde", LFUN_TILDE);
530 kbmap->bind("~C-~S-~M-dead_diaeresis", LFUN_UMLAUT);
531 // nothing with this name either...
532 //kbmap->bind("~C-~S-~M-dead_underbar", LFUN_UNDERBAR);
533 kbmap->bind("~C-~S-~M-dead_belowdot", LFUN_UNDERDOT);
534 kbmap->bind("~C-~S-~M-dead_tie", LFUN_TIE);
535 kbmap->bind("~C-~S-~M-dead_ogonek", LFUN_OGONEK);
539 // This one is not allowed to use anything on the main form, since that
540 // one does not exist yet. (Asger)
541 void LyX::queryUserLyXDir(bool explicit_userdir)
543 // Does user directory exist?
544 FileInfo fileInfo(user_lyxdir);
545 if (fileInfo.isOK() && fileInfo.isDir()) {
553 // Different wording if the user specifically requested a directory
554 if (!AskQuestion( explicit_userdir
555 ? _("You have specified an invalid LyX directory.")
556 : _("You don't have a personal LyX directory.") ,
558 _("It is needed to keep your own configuration."),
559 _("Should I try to set it up for you (recommended)?"))) {
560 lyxerr << _("Running without personal LyX directory.") << endl;
561 // No, let's use $HOME instead.
562 user_lyxdir = GetEnvPath("HOME");
566 // Tell the user what is going on
567 lyxerr << _("LyX: Creating directory ") << user_lyxdir
568 << _(" and running configure...") << endl;
570 // Create directory structure
571 if (!createDirectory(user_lyxdir, 0755)) {
572 // Failed, let's use $HOME instead.
573 user_lyxdir = GetEnvPath("HOME");
574 lyxerr << _("Failed. Will use ") << user_lyxdir
575 << _(" instead.") << endl;
579 // Run configure in user lyx directory
581 ::system(AddName(system_lyxdir, "configure").c_str());
582 lyxerr << "LyX: " << _("Done!") << endl;
586 // Read the rc file `name'
587 bool LyX::readRcFile(string const & name)
589 lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
591 string lyxrc_path = LibFileSearch(string(), name);
592 if (!lyxrc_path.empty()){
593 lyxerr[Debug::INIT] << "Found " << name
594 << " in " << lyxrc_path << endl;
595 if (lyxrc.read(lyxrc_path) < 0) {
596 WriteAlert(_("LyX Warning!"),
597 _("Error while reading ") + lyxrc_path + ".",
598 _("Using built-in defaults."));
603 lyxerr[Debug::INIT] << "Could not find " << name << endl;
608 // Read the ui file `name'
609 void LyX::readUIFile(string const & name)
617 struct keyword_item uitags[ui_last-1] = {
618 { "menuset", ui_menuset },
619 { "toolbar", ui_toolbar }
622 lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
624 string ui_path = LibFileSearch("ui", name, "ui");
626 if (ui_path.empty()) {
627 lyxerr[Debug::INIT] << "Could not find " << name << endl;
628 menubackend.defaults();
632 lyxerr[Debug::INIT] << "Found " << name
633 << " in " << ui_path << endl;
634 LyXLex lex(uitags, ui_last - 1);
635 lex.setFile(ui_path);
637 lyxerr << "Unable to set LyXLeX for ui file: " << ui_path
641 if (lyxerr.debugging(Debug::PARSER))
642 lex.printTable(lyxerr);
647 menubackend.read(lex);
651 toolbardefaults.read(lex);
655 if(!strip(lex.GetString()).empty())
656 lex.printError("LyX::ReadUIFile: "
657 "Unknown menu tag: `$$Token'");
664 // Read the languages file `name'
665 void LyX::readLanguagesFile(string const & name)
667 lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
669 string lang_path = LibFileSearch(string(), name);
670 if (lang_path.empty()) {
671 lyxerr[Debug::INIT] << "Could not find " << name << endl;
672 languages.setDefaults();
675 languages.read(lang_path);
679 // Read the encodings file `name'
680 void LyX::readEncodingsFile(string const & name)
682 lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
684 string enc_path = LibFileSearch(string(), name);
685 if (enc_path.empty()) {
686 lyxerr[Debug::INIT] << "Could not find " << name << endl;
689 encodings.read(enc_path);
695 // Set debugging level and report result to user
696 void setDebuggingLevel(string const & dbgLevel)
698 lyxerr << _("Setting debug level to ") << dbgLevel << endl;
699 lyxerr.level(Debug::value(dbgLevel));
700 Debug::showLevel(lyxerr, lyxerr.level());
704 // Give command line help
705 void commandLineHelp()
707 lyxerr << "LyX " LYX_VERSION << " of " LYX_RELEASE << endl;
709 _("Usage: lyx [ command line switches ] [ name.lyx ... ]\n"
710 "Command line switches (case sensitive):\n"
711 "\t-help summarize LyX usage\n"
712 "\t-userdir dir try to set user directory to dir\n"
713 "\t-sysdir dir try to set system directory to dir\n"
714 "\t-geometry WxH+X+Y set geometry of the main window\n"
715 "\t-dbg feature[,feature]...\n"
716 " select the features to debug.\n"
717 " Type `lyx -dbg' to see the list of features\n"
718 "\t-x [--execute] command\n"
719 " where command is a lyx command.\n"
720 "\t-e [--export] fmt\n"
721 " where fmt is the export format of choice.\n"
722 "\t-i [--import] fmt file.xxx\n"
723 " where fmt is the import format of choice\n"
724 " and file.xxx is the file to be imported.\n"
725 "Check the LyX man page for more details.") << endl;
731 bool LyX::easyParse(int * argc, char * argv[])
734 int removeargs = 0; // used when options are read
735 for (int i = 1; i < *argc; ++i) {
736 string arg = argv[i];
738 // Check for -dbg int
741 setDebuggingLevel(argv[i + 1]);
744 lyxerr << _("List of supported debug flags:")
746 Debug::showTags(lyxerr);
750 // Check for "-sysdir"
751 else if (arg == "-sysdir") {
753 system_lyxdir = argv[i + 1];
756 lyxerr << _("Missing directory for -sysdir switch!")
761 // Check for "-userdir"
762 else if (arg == "-userdir") {
764 user_lyxdir = argv[i + 1];
767 lyxerr << _("Missing directory for -userdir switch!")
772 // Check for --help or -help
773 else if (arg == "--help" || arg == "-help") {
777 // Check for "-nw": No XWindows as for emacs this should
778 // give a LyX that could be used in a terminal window.
779 //else if (arg == "-nw") {
783 // Check for "-x": Execute commands
784 else if (arg == "-x" || arg == "--execute") {
786 batch_command = string(argv[i + 1]);
790 lyxerr << _("Missing command string after -x switch!") << endl;
792 // Argh. Setting gui to false segfaults..
796 else if (arg == "-e" || arg == "--export") {
798 string type(argv[i+1]);
800 batch_command = "buffer-export " + type;
803 lyxerr << _("Missing file type [eg latex, "
805 << arg << _(" switch!") << endl;
807 else if (arg == "-i" || arg == "--import") {
809 string type(argv[i+1]);
810 string file(argv[i+2]);
813 batch_command = "buffer-import " + type + " " + file;
814 lyxerr << "batch_command: "
815 << batch_command << endl;
818 lyxerr << _("Missing type [eg latex, "
820 << arg << _(" switch!") << endl;
823 if (removeargs > 0) {
824 // Now, remove used arguments by shifting
825 // the following ones removeargs places down.
826 (*argc) -= removeargs;
827 for (int j = i; j < (*argc); ++j)
828 argv[j] = argv[j + removeargs];
829 --i; // After shift, check this number again.
840 void error_handler(int err_sig)
844 lyxerr << "\nlyx: SIGHUP signal caught" << endl;
850 lyxerr << "\nlyx: SIGFPE signal caught" << endl;
853 lyxerr << "\nlyx: SIGSEGV signal caught" << endl;
855 "Sorry, you have found a bug in LyX."
856 " If possible, please read 'Known bugs'\n"
857 "under the Help menu and then send us "
858 "a full bug report. Thanks!" << endl;
865 // Deinstall the signal handlers
866 signal(SIGHUP, SIG_DFL);
867 signal(SIGINT, SIG_DFL);
868 signal(SIGFPE, SIG_DFL);
869 signal(SIGSEGV, SIG_DFL);
870 signal(SIGTERM, SIG_DFL);
872 bufferlist.emergencyWriteAll();
874 lyxerr << "Bye." << endl;
875 if (err_sig!= SIGHUP &&
876 (!GetEnv("LYXDEBUG").empty() || err_sig == SIGSEGV))