1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 1995 Matthias Ettrich
7 * Copyright 1995-1999 The LyX Team.
9 * ====================================================== */
19 #include "lyx_gui_misc.h"
21 #include "support/path.h"
22 #include "support/filetools.h"
23 #include "bufferlist.h"
25 #include "support/FileInfo.h"
26 #include "lastfiles.h"
28 #include "lyxserver.h"
32 extern void LoadLyXFile(string const &);
36 string system_tempdir;
37 string user_lyxdir; // Default $HOME/.lyx
39 // Should this be kept global? Asger says Yes.
42 LastFiles * lastfiles;
45 // This is the global bufferlist object
46 BufferList bufferlist;
48 LyXServer * lyxserver = 0;
49 // this should be static, but I need it in buffer.C
50 bool finished = false; // flag, that we are quitting the program
52 // convenient to have it here.
53 kb_keymap * toplevel_keymap;
56 LyX::LyX(int * argc, char * argv[])
58 // Prevent crash with --help
62 // Here we need to parse the command line. At least
63 // we need to parse for "-dbg" and "-help"
64 bool gui = easyParse(argc, argv);
66 // Global bindings (this must be done as early as possible.) (Lgb)
67 toplevel_keymap = new kb_keymap;
69 lyxerr[Debug::INIT] << "Initializing lyxrc" << endl;
72 // Make the GUI object, and let it take care of the
73 // command line arguments that concerns it.
74 lyxerr[Debug::INIT] << "Initializing LyXGUI..." << endl;
75 lyxGUI = new LyXGUI(this, argc, argv, gui);
76 lyxerr[Debug::INIT] << "Initializing LyXGUI...done" << endl;
78 // Initialization of LyX (reads lyxrc and more)
79 lyxerr[Debug::INIT] << "Initializing LyX::init..." << endl;
81 lyxerr[Debug::INIT] << "Initializing LyX::init...done" << endl;
85 // Load the files specified in the command line.
86 // Now the GUI and LyX have taken care of their arguments, so
87 // the only thing left on the command line should be
90 lyxerr[Debug::INFO] << "Opening document..." << endl;
92 lyxerr[Debug::INFO] << "Opening documents..." << endl;
94 Buffer * last_loaded = 0;
96 for (int argi = (*argc) - 1; argi >= 1; --argi) {
97 Buffer * loadb = bufferlist.loadLyXFile(argv[argi]);
104 string splash = i18nLibFileSearch("examples", "splash.lyx");
105 lyxerr.debug() << "Opening splash document "
106 << splash << "..." << endl;
107 Buffer * loadb = bufferlist.loadLyXFile(splash);
113 if (last_loaded != 0) {
114 lyxerr.debug() << "Yes we loaded some files." << endl;
115 lyxGUI->regBuf(last_loaded);
118 // Let the ball begin...
123 // A destructor is always necessary (asierra-970604)
134 extern "C" void error_handler(int err_sig);
136 void LyX::init(int */*argc*/, char **argv)
138 // Install the signal handlers
139 signal(SIGHUP, error_handler);
140 signal(SIGFPE, error_handler);
141 signal(SIGSEGV, error_handler);
142 signal(SIGINT, error_handler);
143 signal(SIGTERM, error_handler);
146 // Determine path of binary
150 string binpath = subst(argv[0], '\\', '/');
151 string binname = OnlyFilename(argv[0]);
152 // Sorry for system specific code. (SMiyata)
153 if (suffixIs(binname, ".exe")) binname.erase(binname.length()-4, string::npos);
155 binpath = ExpandPath(binpath); // This expands ./ and ~/
157 if (!AbsolutePath(binpath)) {
158 string binsearchpath = GetEnvPath("PATH");
159 binsearchpath += ";."; // This will make "src/lyx" work always :-)
160 binpath = FileOpenSearch(binsearchpath, argv[0]);
163 fullbinpath = binpath;
164 binpath = MakeAbsPath(OnlyPath(binpath));
166 if (binpath.empty()) {
167 lyxerr << _("Warning: could not determine path of binary.")
169 << _("If you have problems, try starting LyX with an absolute path.")
172 lyxerr[Debug::INIT] << "Path of binary: " << binpath << endl;
175 // Determine system directory.
178 // Directories are searched in this order:
179 // 1) -sysdir command line parameter
180 // 2) LYX_DIR_10x environment variable
181 // 3) Maybe <path of binary>/TOP_SRCDIR/lib
182 // 4) <path of binary>/../share/<name of binary>/
183 // 4a) repeat 4 after following the Symlink if <path of
184 // binary> is a symbolic link.
185 // 5) hardcoded lyx_dir
186 // The directory is checked for the presence of the file
187 // "chkconfig.ltx", and if that is present, the directory
188 // is accepted as the system directory.
189 // If no chkconfig.ltx file is found, a warning is given,
190 // and the hardcoded lyx_dir is used.
192 // If we had a command line switch, system_lyxdir is already set
194 if (!system_lyxdir.empty())
195 searchpath= MakeAbsPath(system_lyxdir) + ';';
197 // LYX_DIR_10x environment variable
198 string lyxdir = GetEnvPath("LYX_DIR_10x");
200 if (!lyxdir.empty()) {
201 lyxerr[Debug::INIT] << "LYX_DIR_10x: " << lyxdir << endl;
202 searchpath += lyxdir + ';';
205 // <path of binary>/TOP_SRCDIR/lib
206 build_lyxdir = MakeAbsPath("../lib", binpath);
207 if (!FileSearch(build_lyxdir, "lyxrc.defaults").empty()) {
208 searchpath += MakeAbsPath(AddPath(TOP_SRCDIR, "lib"),
210 lyxerr[Debug::INIT] << "Checking whether LyX is run in "
211 "place... yes" << endl;
214 << "Checking whether LyX is run in place... no"
216 build_lyxdir.clear();
222 // Path of binary/../share/name of binary/
223 searchpath += NormalizePath(AddPath(binpath, "../share/") +
224 OnlyFilename(binname)) + ';';
227 FileInfo file(fullbinpath, true);
228 FollowLink = file.isLink();
231 if (LyXReadLink(fullbinpath, Link)) {
233 binpath = MakeAbsPath(OnlyPath(fullbinpath));
239 } while (FollowLink);
242 searchpath += LYX_DIR;
244 // If debugging, show complete search path
245 lyxerr[Debug::INIT] << "System directory search path: "
246 << searchpath << endl;
248 string const filename = "chkconfig.ltx";
249 string temp = FileOpenSearch(searchpath, filename, string());
250 system_lyxdir = OnlyPath(temp);
252 // Reduce "path/../path" stuff out of system directory
253 system_lyxdir = NormalizePath(system_lyxdir);
255 bool path_shown = false;
257 // Warn if environment variable is set, but unusable
258 if (!lyxdir.empty()) {
259 if (system_lyxdir != NormalizePath(lyxdir)) {
260 lyxerr <<_("LYX_DIR_10x environment variable no good.")
262 << _("System directory set to: ")
263 << system_lyxdir << endl;
268 // Warn the user if we couldn't find "chkconfig.ltx"
269 if (system_lyxdir.empty()) {
270 lyxerr <<_("LyX Warning! Couldn't determine system directory.")
271 <<_("Try the '-sysdir' command line parameter or")
272 <<_("set the environment variable LYX_DIR_10x to the "
273 "LyX system directory")
274 << _("containing the file `chkconfig.ltx'.") << endl;
276 lyxerr << _("Using built-in default ")
277 << LYX_DIR << _(" but expect problems.")
280 lyxerr << _("Expect problems.") << endl;
281 system_lyxdir = LYX_DIR;
285 // Report the system directory if debugging is on
287 lyxerr[Debug::INIT] << "System directory: '"
288 << system_lyxdir << '\'' << endl;
291 // Determine user lyx-dir
294 user_lyxdir = AddPath(GetEnvPath("HOME"), string(".") + LYX_NAME);
295 lyxerr[Debug::INIT] << "User LyX directory: '"
296 << user_lyxdir << '\'' << endl;
298 // Check that user LyX directory is ok.
302 // Load the layouts first
305 lyxerr[Debug::INIT] << "Reading layouts..." << endl;
309 // Shine up lyxrc defaults
312 // Default template path: system_dir/templates
313 if (lyxrc->template_path.empty()){
314 lyxrc->template_path = AddPath(system_lyxdir, "templates");
317 // Default lastfiles file: $HOME/.lyx/lastfiles
318 if (lyxrc->lastfiles.empty()){
319 lyxrc->lastfiles = AddName(user_lyxdir, "lastfiles");
322 // Calculate screen dpi as average of x-DPI and y-DPI:
323 Screen * scr= (DefaultScreenOfDisplay(fl_get_display()));
324 lyxrc->dpi = ((HeightOfScreen(scr)* 25.4 / HeightMMOfScreen(scr)) +
325 (WidthOfScreen(scr)* 25.4 / WidthMMOfScreen(scr))) / 2;
326 lyxerr[Debug::INFO] << "DPI setting detected to be "
327 << lyxrc->dpi+0.5 << endl;
330 // Read configuration files
333 ReadRcFile("lyxrc.defaults");
336 // Ensure that we have really read a bind file, so that LyX is
338 if (!lyxrc->hasBindFile)
339 lyxrc->ReadBindFile();
341 if (lyxerr.debugging(Debug::LYXRC)) {
345 // Create temp directory
346 system_tempdir = CreateLyXTmpDir(lyxrc->tempdir_path);
347 if (lyxerr.debugging(Debug::INIT)) {
348 lyxerr << "LyX tmp dir: `" << system_tempdir << '\'' << endl;
351 // load the lastfiles mini-database
352 lyxerr[Debug::INIT] << "Reading lastfiles `"
353 << lyxrc->lastfiles << "'..." << endl;
354 lastfiles = new LastFiles(lyxrc->lastfiles,
355 lyxrc->check_lastfiles,
356 lyxrc->num_lastfiles);
358 // start up the lyxserver. (is this a bit early?) (Lgb)
359 // 0.12 this will be way to early, we need the GUI to be initialized
360 // first, so move it for now.
361 // lyxserver = new LyXServer;
365 // This one is not allowed to use anything on the main form, since that
366 // one does not exist yet. (Asger)
367 void LyX::queryUserLyXDir()
369 // Does user directory exist?
370 FileInfo fileInfo(user_lyxdir);
371 if (fileInfo.isOK() && fileInfo.isDir()) {
379 if (!AskQuestion(_("You don't have a personal LyX directory."),
380 _("It is needed to keep your own configuration."),
381 _("Should I try to set it up for you (recommended)?"))) {
382 lyxerr << _("Running without personal LyX directory.") << endl;
383 // No, let's use $HOME instead.
384 user_lyxdir = GetEnvPath("HOME");
388 // Tell the user what is going on
389 lyxerr << _("LyX: Creating directory ") << user_lyxdir
390 << _(" and running configure...") << endl;
392 // Create directory structure
393 if (!createDirectory(user_lyxdir, 0755)) {
394 // Failed, let's use $HOME instead.
395 user_lyxdir = GetEnvPath("HOME");
396 lyxerr << _("Failed. Will use ") << user_lyxdir
397 << _(" instead.") << endl;
401 // Run configure in user lyx directory
403 system(AddName(system_lyxdir, "configure").c_str());
404 lyxerr << "LyX: " << _("Done!") << endl;
408 // Read the rc file `name'
409 void LyX::ReadRcFile(string const & name)
411 lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
413 string lyxrc_path = LibFileSearch(string(), name);
414 if (!lyxrc_path.empty()){
415 lyxerr[Debug::INIT] << "Found " << name
416 << " in " << lyxrc_path << endl;
417 if (lyxrc->Read(lyxrc_path) < 0) {
418 WriteAlert(_("LyX Warning!"),
419 _("Error while reading ")+lyxrc_path+".",
420 _("Using built-in defaults."));
423 lyxerr[Debug::INIT] << "Could not find " << name << endl;
427 // Set debugging level and report result to user
428 void setDebuggingLevel(int dbgLevel)
430 lyxerr << _("Setting debug level to ") << dbgLevel << endl;
431 lyxerr.level(Debug::type(dbgLevel));
432 lyxerr[Debug::INFO] << "Debugging INFO #" << Debug::INFO << endl;
433 lyxerr[Debug::INIT] << "Debugging INIT #" << Debug::INIT << endl;
434 lyxerr[Debug::KEY] << "Debugging KEY #" << Debug::KEY << endl;
435 lyxerr[Debug::TOOLBAR] << "Debugging TOOLBAR #" << Debug::TOOLBAR << endl;
436 lyxerr[Debug::PARSER] << "Debugging LEX and PARSER #" << Debug::PARSER << endl;
437 lyxerr[Debug::LYXRC] << "Debugging LYXRC #" << Debug::LYXRC << endl;
438 lyxerr[Debug::KBMAP] << "Debugging KBMAP #" << Debug::KBMAP << endl;
439 lyxerr[Debug::LATEX] << "Debugging LATEX #" << Debug::LATEX << endl;
440 lyxerr[Debug::MATHED] << "Debugging MATHED #" << Debug::MATHED << endl;
441 lyxerr[Debug::FONT] << "Debugging FONT #" << Debug::FONT << endl;
442 lyxerr[Debug::TCLASS] << "Debugging TCLASS #" << Debug::TCLASS << endl;
443 lyxerr[Debug::LYXVC] << "Debugging LYXVC #" << Debug::LYXVC << endl;
444 lyxerr[Debug::LYXSERVER] << "Debugging LYXSERVER #" << Debug::LYXSERVER << endl;
448 // Give command line help
449 void commandLineHelp()
451 lyxerr << "LyX " LYX_VERSION << " of " LYX_RELEASE << endl;
453 _("Usage: lyx [ command line switches ] [ name.lyx ... ]\n"
454 "Command line switches (case sensitive):\n"
455 "\t-help summarize LyX usage\n"
456 "\t-sysdir x try to set system directory to x\n"
457 "\t-width x set the width of the main window\n"
458 "\t-height y set the height of the main window\n"
459 "\t-xpos x set the x position of the main window\n"
460 "\t-ypos y set the y position of the main window\n"
461 "\t-dbg n where n is a sum of debugging options. Try -dbg 65535 -help\n"
462 "\t-Reverse swaps foreground & background colors\n"
463 "\t-Mono runs LyX in black and white mode\n"
464 "\t-FastSelection use a fast routine for drawing selections\n\n"
465 "Check the LyX man page for more options.") << endl;
469 bool LyX::easyParse(int * argc, char * argv[])
472 for(int i = 1; i < *argc; ++i) {
473 string arg = argv[i];
474 // Check for -dbg int
478 sscanf(argv[i+1], "%d", &erri);
480 setDebuggingLevel(erri);
482 // Now, remove these two arguments by shifting
483 // the following two places down.
485 for (int j= i; j < (*argc); j++)
487 i--; // After shift, check this number again.
489 lyxerr << _("Missing number for -dbg switch!")
492 // Check for "-sysdir"
493 else if (arg == "-sysdir") {
495 system_lyxdir = argv[i+1];
497 // Now, remove these two arguments by shifting
498 // the following two places down.
500 for (int j= i; j < (*argc); j++)
502 i--; // After shift, check this number again.
504 lyxerr << _("Missing directory for -sysdir switch!")
506 // Check for --help or -help
507 } else if (arg == "--help" || arg == "-help") {
511 // Check for "-nw": No window
512 else if (arg == "-nw") {
520 void error_handler(int err_sig)
524 lyxerr << "\nlyx: SIGHUP signal caught" << endl;
530 lyxerr << "\nlyx: SIGFPE signal caught" << endl;
533 lyxerr << "\nlyx: SIGSEGV signal caught" << endl;
535 "Sorry, you have found a bug in LyX."
536 " If possible, please read 'Known bugs'\n"
537 "under the Help menu and then send us "
538 "a full bug report. Thanks!" << endl;
545 // Deinstall the signal handlers
546 signal(SIGHUP, SIG_DFL);
547 signal(SIGINT, SIG_DFL);
548 signal(SIGFPE, SIG_DFL);
549 signal(SIGSEGV, SIG_DFL);
550 signal(SIGTERM, SIG_DFL);
552 bufferlist.emergencyWriteAll();
554 lyxerr << "Bye." << endl;
555 if(err_sig!= SIGHUP && (!GetEnv("LYXDEBUG").empty() || err_sig == SIGSEGV))