]> git.lyx.org Git - lyx.git/blobdiff - src/lyx_main.C
fix typo that put too many include paths for most people
[lyx.git] / src / lyx_main.C
index 82dd64cbf9db6d70c1117adda9ca69a613d5f5c1..ecb5e296634089d5907f8b0e8e22e7bd8b6a2acf 100644 (file)
@@ -1,38 +1,33 @@
 /* This file is part of
- * ====================================================== 
- * 
+ * ======================================================
+ *
  *           LyX, The Document Processor
- *      
+ *
  *           Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2000 The LyX Team.
+ *           Copyright 1995-2001 The LyX Team.
  *
  * ====================================================== */
 
 #include <config.h>
-
-#include <cstdlib>
-#include <csignal>
+#include <version.h>
 
 #ifdef __GNUG__
 #pragma implementation
 #endif
 
-#include "version.h"
 #include "lyx_main.h"
 #include "lyx_gui.h"
 #include "LyXView.h"
 #include "lyxfunc.h"
-#include "lyx_gui_misc.h"
 #include "lyxrc.h"
-#include "support/path.h"
-#include "support/filetools.h"
+#include "buffer.h"
 #include "bufferlist.h"
 #include "debug.h"
-#include "support/FileInfo.h"
 #include "lastfiles.h"
 #include "intl.h"
 #include "lyxserver.h"
-#include "layout.h"
+//#include "layout.h"
+#include "lyxtextclasslist.h"
 #include "gettext.h"
 #include "kbmap.h"
 #include "MenuBackend.h"
 #include "lyxlex.h"
 #include "encoding.h"
 #include "converter.h"
+#include "language.h"
+
+#include "frontends/Alert.h"
+#include "frontends/GUIRunTime.h"
+
+#include "support/path.h"
+#include "support/filetools.h"
+#include "support/FileInfo.h"
+#include "support/os.h"
+
+#include <cstdlib>
+#include <csignal>
 
 using std::endl;
 
+#ifndef CXX_GLOBAL_CSTD
+using std::signal;
+#endif
+
 extern void LoadLyXFile(string const &);
 extern void QuitLyX();
 
@@ -54,7 +65,7 @@ string user_lyxdir;   // Default $HOME/.lyx
 // Should this be kept global? Asger says Yes.
 DebugStream lyxerr;
 
-LastFiles * lastfiles;
+boost::scoped_ptr<LastFiles> lastfiles;
 
 // This is the global bufferlist object
 BufferList bufferlist;
@@ -69,10 +80,6 @@ boost::scoped_ptr<kb_keymap> toplevel_keymap;
 
 LyX::LyX(int * argc, char * argv[])
 {
-       // Prevent crash with --help
-       lyxGUI = 0;
-       lastfiles = 0;
-
        // Here we need to parse the command line. At least
        // we need to parse for "-dbg" and "-help"
        bool gui = easyParse(argc, argv);
@@ -80,11 +87,11 @@ LyX::LyX(int * argc, char * argv[])
        // Global bindings (this must be done as early as possible.) (Lgb)
        toplevel_keymap.reset(new kb_keymap);
        defaultKeyBindings(toplevel_keymap.get());
-       
+
        // Make the GUI object, and let it take care of the
        // command line arguments that concerns it.
        lyxerr[Debug::INIT] << "Initializing LyXGUI..." << endl;
-       lyxGUI = new LyXGUI(this, argc, argv, gui);
+       lyxGUI.reset(new LyXGUI(this, argc, argv, gui));
        lyxerr[Debug::INIT] << "Initializing LyXGUI...done" << endl;
 
        // Now the GUI and LyX have taken care of their arguments, so
@@ -98,16 +105,16 @@ LyX::LyX(int * argc, char * argv[])
                        exit(0);
                }
        }
-       
+
        // Initialization of LyX (reads lyxrc and more)
        lyxerr[Debug::INIT] << "Initializing LyX::init..." << endl;
-       init(argc, argv, gui);
+       init(gui);
        lyxerr[Debug::INIT] << "Initializing LyX::init...done" << endl;
 
        lyxGUI->init();
 
        // Load the files specified in the command line.
-       if ((*argc) == 2) 
+       if ((*argc) == 2)
                lyxerr[Debug::INFO] << "Opening document..." << endl;
        else if ((*argc) > 2)
                lyxerr[Debug::INFO] << "Opening documents..." << endl;
@@ -122,7 +129,8 @@ LyX::LyX(int * argc, char * argv[])
        }
 
        if (first_start) {
-               string splash = i18nLibFileSearch("examples", "splash.lyx");
+               string const splash =
+                       i18nLibFileSearch("examples", "splash.lyx");
                lyxerr[Debug::INIT] << "Opening splash document "
                               << splash << "..." << endl;
                Buffer * loadb = bufferlist.loadLyXFile(splash);
@@ -147,9 +155,9 @@ LyX::LyX(int * argc, char * argv[])
                        last_loaded = bufferlist.newFile("tmpfile", string());
 
                // try to dispatch to last loaded buffer first
-               bool dispatched = last_loaded->Dispatch(batch_command);
+               bool dispatched = last_loaded->dispatch(batch_command);
 
-               // if this was successful, return. 
+               // if this was successful, return.
                // Maybe we could do something more clever than aborting...
                if (dispatched) {
                        lyxerr << "We are done!" << endl;
@@ -159,11 +167,11 @@ LyX::LyX(int * argc, char * argv[])
 
                // otherwise, let the GUI handle the batch command
                lyxGUI->regBuf(last_loaded);
-               lyxGUI->getLyXView()->getLyXFunc()->Dispatch(batch_command);
+               lyxGUI->getLyXView()->getLyXFunc()->verboseDispatch(batch_command, false);
 
                // fall through...
        }
-       
+
        // Let the ball begin...
        lyxGUI->runTime();
 }
@@ -172,14 +180,57 @@ LyX::LyX(int * argc, char * argv[])
 // A destructor is always necessary  (asierra-970604)
 LyX::~LyX()
 {
-       delete lastfiles;
-       delete lyxGUI;
 }
 
 
-extern "C" void error_handler(int err_sig);
+extern "C" {
+
+static
+void error_handler(int err_sig)
+{
+       switch (err_sig) {
+       case SIGHUP:
+               lyxerr << "\nlyx: SIGHUP signal caught" << endl;
+               break;
+       case SIGINT:
+               // no comments
+               break;
+       case SIGFPE:
+               lyxerr << "\nlyx: SIGFPE signal caught" << endl;
+               break;
+       case SIGSEGV:
+               lyxerr << "\nlyx: SIGSEGV signal caught" << endl;
+               lyxerr <<
+                       "Sorry, you have found a bug in LyX. "
+                       "Please read the bug-reporting instructions "
+                       "in Help->Introduction and send us a bug report, "
+                       "if necessary. Thanks !" << endl;
+               break;
+       case SIGTERM:
+               // no comments
+               break;
+       }
+
+       // Deinstall the signal handlers
+       signal(SIGHUP, SIG_DFL);
+       signal(SIGINT, SIG_DFL);
+       signal(SIGFPE, SIG_DFL);
+       signal(SIGSEGV, SIG_DFL);
+       signal(SIGTERM, SIG_DFL);
+
+       LyX::emergencyCleanup();
+
+       lyxerr << "Bye." << endl;
+       if (err_sig!= SIGHUP &&
+          (!GetEnv("LYXDEBUG").empty() || err_sig == SIGSEGV))
+               lyx::abort();
+       exit(0);
+}
+
+}
+
 
-void LyX::init(int */*argc*/, char **argv, bool gui)
+void LyX::init(bool gui)
 {
        // Install the signal handlers
        signal(SIGHUP, error_handler);
@@ -192,28 +243,9 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
        // Determine path of binary
        //
 
-       string fullbinpath;
-       string binpath = subst(argv[0], '\\', '/');
-       string binname = OnlyFilename(argv[0]);
-       // Sorry for system specific code. (SMiyata)
-       if (suffixIs(binname, ".exe")) 
-               binname.erase(binname.length()-4, string::npos);
-       
-       binpath = ExpandPath(binpath); // This expands ./ and ~/
-       
-       if (!AbsolutePath(binpath)) {
-               string binsearchpath = GetEnvPath("PATH");
-               // This will make "src/lyx" work always :-)
-               binsearchpath += ";."; 
-               binpath = FileOpenSearch(binsearchpath, argv[0]);
-       }
-
-       fullbinpath = binpath;
-       binpath = MakeAbsPath(OnlyPath(binpath));
-
-       // In case we are running in place and compiled with shared libraries
-       if (suffixIs(binpath, "/.libs/"))
-               binpath.erase(binpath.length()-6, string::npos);
+       string binpath = os::binpath();
+       string binname = os::binname();
+       string fullbinname = MakeAbsPath(binname, binpath);
 
        if (binpath.empty()) {
                lyxerr << _("Warning: could not determine path of binary.")
@@ -221,6 +253,7 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                       << _("If you have problems, try starting LyX with an absolute path.")
                       << endl;
        }
+       lyxerr[Debug::INIT] << "Name of binary: " << binname << endl;
        lyxerr[Debug::INIT] << "Path of binary: " << binpath << endl;
 
        //
@@ -247,13 +280,52 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                searchpath= MakeAbsPath(system_lyxdir) + ';';
 
        // LYX_DIR_11x environment variable
-       string lyxdir = GetEnvPath("LYX_DIR_11x");
-       
+       string const lyxdir = GetEnvPath("LYX_DIR_11x");
+
        if (!lyxdir.empty()) {
                lyxerr[Debug::INIT] << "LYX_DIR_11x: " << lyxdir << endl;
                searchpath += lyxdir + ';';
        }
 
+       string fullbinpath = binpath;
+       FileInfo file(fullbinname, true);
+       if (file.isLink()) {
+               lyxerr[Debug::INIT] << "binary is a link" << endl;
+               string link;
+               if (LyXReadLink(fullbinname, link)) {
+                       // Path of binary/../share/name of binary/
+                       searchpath += NormalizePath(AddPath(binpath,
+                                                           "../share/")
+                                                   + OnlyFilename(binname));
+                       searchpath += ';';
+                       fullbinpath = link;
+                       binpath = MakeAbsPath(OnlyPath(fullbinpath));
+               }
+       }
+
+       bool followlink;
+       do {
+               // Path of binary/../share/name of binary/
+               searchpath += NormalizePath(AddPath(binpath, "../share/") +
+                     OnlyFilename(binname)) + ';';
+
+               // Follow Symlinks
+               FileInfo file(fullbinpath, true);
+               followlink = file.isLink();
+               if (followlink) {
+                       lyxerr << " directory " << fullbinpath
+                              << " is a link" << endl;
+                       string link;
+                       if (LyXReadLink(fullbinpath, link)) {
+                               fullbinpath = link;
+                               binpath = MakeAbsPath(OnlyPath(fullbinpath));
+                       }
+                       else {
+                               followlink = false;
+                       }
+               }
+       } while (followlink);
+
        // <path of binary>/TOP_SRCDIR/lib
        build_lyxdir = MakeAbsPath("../lib", binpath);
        if (!FileSearch(build_lyxdir, "lyxrc.defaults").empty()) {
@@ -268,27 +340,6 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                build_lyxdir.erase();
        }
 
-        bool FollowLink;
-       do {
-         // Path of binary/../share/name of binary/
-               searchpath += NormalizePath(AddPath(binpath, "../share/") + 
-                     OnlyFilename(binname)) + ';';
-
-         // Follow Symlinks
-               FileInfo file(fullbinpath, true);
-               FollowLink = file.isLink();
-               if (FollowLink) {
-                       string Link;
-                       if (LyXReadLink(fullbinpath, Link)) {
-                               fullbinpath = Link;
-                               binpath = MakeAbsPath(OnlyPath(fullbinpath));
-                       }
-                       else {
-                               FollowLink = false;
-                       }
-               }
-       } while (FollowLink);
-
        // Hardcoded dir
        searchpath += LYX_DIR;
 
@@ -297,7 +348,7 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                            << searchpath << endl;
 
        string const filename = "chkconfig.ltx";
-       string temp = FileOpenSearch(searchpath, filename, string());
+       string const temp = FileOpenSearch(searchpath, filename, string());
        system_lyxdir = OnlyPath(temp);
 
        // Reduce "path/../path" stuff out of system directory
@@ -310,7 +361,7 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                if (system_lyxdir != NormalizePath(lyxdir)) {
                        lyxerr <<_("LYX_DIR_11x environment variable no good.")
                               << '\n'
-                              << _("System directory set to: ") 
+                              << _("System directory set to: ")
                               << system_lyxdir << endl;
                        path_shown = true;
                }
@@ -323,25 +374,31 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                       <<_("set the environment variable LYX_DIR_11x to the "
                           "LyX system directory ")
                       << _("containing the file `chkconfig.ltx'.") << endl;
-               if (!path_shown)
-                       lyxerr << _("Using built-in default ") 
+               if (!path_shown) {
+                       FileInfo fi(LYX_DIR);
+                       if (!fi.exist()) {
+                               lyxerr << "Couldn't even find the default LYX_DIR." << endl
+                                       << "Giving up." << endl;
+                               exit(1);
+                       }
+                       lyxerr << _("Using built-in default ")
                               << LYX_DIR << _(" but expect problems.")
                               << endl;
-               else
+               } else {
                        lyxerr << _("Expect problems.") << endl;
+               }
                system_lyxdir = LYX_DIR;
                path_shown = true;
        }
-
        // Report the system directory if debugging is on
        if (!path_shown)
                lyxerr[Debug::INIT] << "System directory: '"
-                                   << system_lyxdir << '\'' << endl; 
+                                   << system_lyxdir << '\'' << endl;
 
        //
        // Determine user lyx-dir
        //
-       
+
        // Directories are searched in this order:
        // 1) -userdir command line parameter
        // 2) LYX_USERDIR_11x environment variable
@@ -361,39 +418,40 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                        explicit_userdir = false;
        }
 
-       lyxerr[Debug::INIT] << "User LyX directory: '" 
+       lyxerr[Debug::INIT] << "User LyX directory: '"
                            <<  user_lyxdir << '\'' << endl;
 
        // Check that user LyX directory is ok. We don't do that if
        // running in batch mode.
-       if (gui)
+       if (gui) {
                queryUserLyXDir(explicit_userdir);
-       else
+       } else {
                first_start = false;
+       }
 
        //
        // Shine up lyxrc defaults
        //
 
        // Default template path: system_dir/templates
-       if (lyxrc.template_path.empty()){
+       if (lyxrc.template_path.empty()) {
                lyxrc.template_path = AddPath(system_lyxdir, "templates");
        }
-   
+
        // Default lastfiles file: $HOME/.lyx/lastfiles
-       if (lyxrc.lastfiles.empty()){
+       if (lyxrc.lastfiles.empty()) {
                lyxrc.lastfiles = AddName(user_lyxdir, "lastfiles");
        }
 
        // Disable gui when either lyxrc or easyparse says so
        if (!gui)
                lyxrc.use_gui = false;
-        // Calculate screen dpi as average of x-DPI and y-DPI:
+
+       // Calculate screen dpi as average of x-DPI and y-DPI:
        if (lyxrc.use_gui) {
-               lyxrc.dpi = getScreenDPI();
+               lyxrc.dpi = GUIRunTime::getScreenDPI();
                lyxerr[Debug::INIT] << "DPI setting detected to be "
-                                                << lyxrc.dpi + 0.5 << endl;
+                                               << lyxrc.dpi + 0.5 << endl;
        } else {
                lyxrc.dpi = 1; // I hope this is safe
        }
@@ -402,7 +460,7 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
        // Read configuration files
        //
 
-       ReadRcFile("lyxrc.defaults");
+       readRcFile("lyxrc.defaults");
        system_lyxrc = lyxrc;
        system_formats = formats;
        system_converters = converters;
@@ -410,13 +468,13 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
 
        // If there is a preferences file we read that instead
        // of the old lyxrc file.
-       if (!ReadRcFile("preferences"))
-           ReadRcFile("lyxrc");
+       if (!readRcFile("preferences"))
+           readRcFile("lyxrc");
 
        // Read encodings
-       ReadEncodingsFile("encodings");
+       readEncodingsFile("encodings");
        // Read languages
-       ReadLangugesFile("languages");
+       readLanguagesFile("languages");
 
        // Load the layouts
        lyxerr[Debug::INIT] << "Reading layouts..." << endl;
@@ -427,10 +485,10 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
        lyxrc.readBindFileIfNeeded();
 
        // Read menus
-       ReadUIFile(lyxrc.ui_file);
+       readUIFile(lyxrc.ui_file);
 
        // Bind the X dead keys to the corresponding LyX functions if
-       // necessary. 
+       // necessary.
        if (lyxrc.override_x_deadkeys)
                deadKeyBindings(toplevel_keymap.get());
 
@@ -438,18 +496,19 @@ void LyX::init(int */*argc*/, char **argv, bool gui)
                lyxrc.print();
        }
 
-       // Create temp directory        
-       system_tempdir = CreateLyXTmpDir(lyxrc.tempdir_path);
+       // Create temp directory
+       os::setTmpDir(CreateLyXTmpDir(lyxrc.tempdir_path));
+       system_tempdir = os::getTmpDir();
        if (lyxerr.debugging(Debug::INIT)) {
                lyxerr << "LyX tmp dir: `" << system_tempdir << '\'' << endl;
        }
 
        // load the lastfiles mini-database
        lyxerr[Debug::INIT] << "Reading lastfiles `"
-                           << lyxrc.lastfiles << "'..." << endl; 
-       lastfiles = new LastFiles(lyxrc.lastfiles, 
-                                 lyxrc.check_lastfiles,
-                                 lyxrc.num_lastfiles);
+                           << lyxrc.lastfiles << "'..." << endl;
+       lastfiles.reset(new LastFiles(lyxrc.lastfiles,
+                                     lyxrc.check_lastfiles,
+                                     lyxrc.num_lastfiles));
 
        // start up the lyxserver. (is this a bit early?) (Lgb)
        // 0.12 this will be way to early, we need the GUI to be initialized
@@ -465,51 +524,71 @@ void LyX::defaultKeyBindings(kb_keymap  * kbmap)
        kbmap->bind("Left", LFUN_LEFT);
        kbmap->bind("Up", LFUN_UP);
        kbmap->bind("Down", LFUN_DOWN);
-       
+
        kbmap->bind("Tab", LFUN_TAB);
        kbmap->bind("ISO_Left_Tab", LFUN_TAB); // jbl 2001-23-02
-       
+
        kbmap->bind("Home", LFUN_HOME);
        kbmap->bind("End", LFUN_END);
        kbmap->bind("Prior", LFUN_PRIOR);
        kbmap->bind("Next", LFUN_NEXT);
-       
+
        kbmap->bind("Return", LFUN_BREAKPARAGRAPH);
-       kbmap->bind("~C-~S-~M-nobreakspace", LFUN_PROTECTEDSPACE);
-       
+       //kbmap->bind("~C-~S-~M-nobreakspace", LFUN_PROTECTEDSPACE);
+
        kbmap->bind("Delete", LFUN_DELETE);
        kbmap->bind("BackSpace", LFUN_BACKSPACE);
-       
+
+       // sub- and superscript -MV
+       kbmap->bind("~S-underscore", LFUN_SUBSCRIPT);
+       kbmap->bind("~S-asciicircum", LFUN_SUPERSCRIPT);
+
        // kbmap->bindings to enable the use of the numeric keypad
        // e.g. Num Lock set
-       kbmap->bind("KP_0", LFUN_SELFINSERT);
-       kbmap->bind("KP_Decimal", LFUN_SELFINSERT);
-       kbmap->bind("KP_Enter", LFUN_SELFINSERT);
-       kbmap->bind("KP_1", LFUN_SELFINSERT);
-       kbmap->bind("KP_2", LFUN_SELFINSERT);
-       kbmap->bind("KP_3", LFUN_SELFINSERT);
-       kbmap->bind("KP_4", LFUN_SELFINSERT);
-       kbmap->bind("KP_5", LFUN_SELFINSERT);
-       kbmap->bind("KP_6", LFUN_SELFINSERT);
-       kbmap->bind("KP_Add", LFUN_SELFINSERT);
-       kbmap->bind("KP_7", LFUN_SELFINSERT);
-       kbmap->bind("KP_8", LFUN_SELFINSERT);
-       kbmap->bind("KP_9", LFUN_SELFINSERT);
-       kbmap->bind("KP_Divide", LFUN_SELFINSERT);
-       kbmap->bind("KP_Multiply", LFUN_SELFINSERT);
-       kbmap->bind("KP_Subtract", LFUN_SELFINSERT);
-       
-       /* Most self-insert keys are handled in the 'default:' section of
-        * WorkAreaKeyPress - so we don't have to define them all.
-        * However keys explicit decleared as self-insert are
-        * handled seperatly (LFUN_SELFINSERT.) Lgb. */
-       
-        kbmap->bind("C-Tab", LFUN_TABINSERT);  // ale970515
+       //kbmap->bind("KP_0", LFUN_SELFINSERT);
+       //kbmap->bind("KP_Decimal", LFUN_SELFINSERT);
+       kbmap->bind("KP_Enter", LFUN_BREAKPARAGRAPH);
+       //kbmap->bind("KP_1", LFUN_SELFINSERT);
+       //kbmap->bind("KP_2", LFUN_SELFINSERT);
+       //kbmap->bind("KP_3", LFUN_SELFINSERT);
+       //kbmap->bind("KP_4", LFUN_SELFINSERT);
+       //kbmap->bind("KP_5", LFUN_SELFINSERT);
+       //kbmap->bind("KP_6", LFUN_SELFINSERT);
+       //kbmap->bind("KP_Add", LFUN_SELFINSERT);
+       //kbmap->bind("KP_7", LFUN_SELFINSERT);
+       //kbmap->bind("KP_8", LFUN_SELFINSERT);
+       //kbmap->bind("KP_9", LFUN_SELFINSERT);
+       //kbmap->bind("KP_Divide", LFUN_SELFINSERT);
+       //kbmap->bind("KP_Multiply", LFUN_SELFINSERT);
+       //kbmap->bind("KP_Subtract", LFUN_SELFINSERT);
+       kbmap->bind("KP_Right", LFUN_RIGHT);
+       kbmap->bind("KP_Left", LFUN_LEFT);
+       kbmap->bind("KP_Up", LFUN_UP);
+       kbmap->bind("KP_Down", LFUN_DOWN);
+       kbmap->bind("KP_Home", LFUN_HOME);
+       kbmap->bind("KP_End", LFUN_END);
+       kbmap->bind("KP_Prior", LFUN_PRIOR);
+       kbmap->bind("KP_Next", LFUN_NEXT);
+
+       kbmap->bind("C-Tab", LFUN_TABINSERT);  // ale970515
        kbmap->bind("S-Tab", LFUN_SHIFT_TAB);  // jug20000522
        kbmap->bind("S-ISO_Left_Tab", LFUN_SHIFT_TAB); // jbl 2001-23-02
 }
 
 
+void LyX::emergencyCleanup()
+{
+       // what to do about tmpfiles is non-obvious. we would
+       // like to delete any we find, but our lyxdir might
+       // contain documents etc. which might be helpful on
+       // a crash
+
+       bufferlist.emergencyWriteAll();
+       if (lyxserver)
+               lyxserver->emergencyCleanup();
+}
+
+
 // LyX can optionally take over the handling of deadkeys
 void LyX::deadKeyBindings(kb_keymap * kbmap)
 {
@@ -547,15 +626,13 @@ void LyX::queryUserLyXDir(bool explicit_userdir)
                first_start = false;
                return;
        } else {
-               first_start = true;
+               first_start = !explicit_userdir;
        }
-       
-       // Nope
-       // Different wording if the user specifically requested a directory
-       if (!AskQuestion( explicit_userdir
-                        ? _("You have specified an invalid LyX directory.")
-                        : _("You don't have a personal LyX directory.") ,
 
+       // If the user specified explicitely a directory, ask whether
+       // to create it (otherwise, always create it)
+       if (explicit_userdir &&
+           !Alert::askQuestion(_("You have specified an invalid LyX directory."),
                         _("It is needed to keep your own configuration."),
                         _("Should I try to set it up for you (recommended)?"))) {
                lyxerr << _("Running without personal LyX directory.") << endl;
@@ -585,29 +662,31 @@ void LyX::queryUserLyXDir(bool explicit_userdir)
 
 
 // Read the rc file `name'
-bool LyX::ReadRcFile(string const & name)
+bool LyX::readRcFile(string const & name)
 {
        lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
-       
-       string lyxrc_path = LibFileSearch(string(), name);
-       if (!lyxrc_path.empty()){
-               lyxerr[Debug::INIT] << "Found " << name
+
+       string const lyxrc_path = LibFileSearch(string(), name);
+       if (!lyxrc_path.empty()) {
+               lyxerr[Debug::INIT] << "Found " << name
                                    << " in " << lyxrc_path << endl;
-               if (lyxrc.read(lyxrc_path) < 0) { 
-                       WriteAlert(_("LyX Warning!"), 
-                                  _("Error while reading ")+lyxrc_path+".",
+               if (lyxrc.read(lyxrc_path) < 0) {
+                       Alert::alert(_("LyX Warning!"),
+                                  _("Error while reading ") + lyxrc_path + ".",
                                   _("Using built-in defaults."));
                        return false;
                }
                return true;
-       } else
-               lyxerr[Debug::INIT] << "Could not find " << name << endl;
+       } else {
+               lyxerr[Debug::INIT] << "Could not find " << name << endl;
+       }
+
        return false;
 }
 
 
 // Read the ui file `name'
-void LyX::ReadUIFile(string const & name)
+void LyX::readUIFile(string const & name)
 {
        enum Uitags {
                ui_menuset = 1,
@@ -621,30 +700,30 @@ void LyX::ReadUIFile(string const & name)
        };
 
        lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
-       
-       string ui_path = LibFileSearch("ui", name, "ui");
+
+       string const ui_path = LibFileSearch("ui", name, "ui");
 
        if (ui_path.empty()) {
-               lyxerr[Debug::INIT] << "Could not find " << name << endl;
+               lyxerr[Debug::INIT] << "Could not find " << name << endl;
                menubackend.defaults();
                return;
        }
-       
+
        lyxerr[Debug::INIT] << "Found " << name
                            << " in " << ui_path << endl;
        LyXLex lex(uitags, ui_last - 1);
        lex.setFile(ui_path);
-       if (!lex.IsOK()) {
+       if (!lex.isOK()) {
                lyxerr << "Unable to set LyXLeX for ui file: " << ui_path
                       << endl;
        }
-       
+
        if (lyxerr.debugging(Debug::PARSER))
                lex.printTable(lyxerr);
 
-       while (lex.IsOK()) {
+       while (lex.isOK()) {
                switch (lex.lex()) {
-               case ui_menuset: 
+               case ui_menuset:
                        menubackend.read(lex);
                        break;
 
@@ -653,8 +732,9 @@ void LyX::ReadUIFile(string const & name)
                        break;
 
                default:
-                       lex.printError("LyX::ReadUFile: "
-                                      "Unknown menu tag: `$$Token'");
+                       if (!strip(lex.getString()).empty())
+                               lex.printError("LyX::ReadUIFile: "
+                                              "Unknown menu tag: `$$Token'");
                        break;
                }
        }
@@ -662,11 +742,11 @@ void LyX::ReadUIFile(string const & name)
 
 
 // Read the languages file `name'
-void LyX::ReadLangugesFile(string const & name)
+void LyX::readLanguagesFile(string const & name)
 {
        lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
 
-       string lang_path = LibFileSearch(string(), name);
+       string const lang_path = LibFileSearch(string(), name);
        if (lang_path.empty()) {
                lyxerr[Debug::INIT] << "Could not find " << name << endl;
                languages.setDefaults();
@@ -677,11 +757,11 @@ void LyX::ReadLangugesFile(string const & name)
 
 
 // Read the encodings file `name'
-void LyX::ReadEncodingsFile(string const & name)
+void LyX::readEncodingsFile(string const & name)
 {
        lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
 
-       string enc_path = LibFileSearch(string(), name);
+       string const enc_path = LibFileSearch(string(), name);
        if (enc_path.empty()) {
                lyxerr[Debug::INIT] << "Could not find " << name << endl;
                return;
@@ -690,8 +770,9 @@ void LyX::ReadEncodingsFile(string const & name)
 }
 
 
+namespace {
+
 // Set debugging level and report result to user
-static
 void setDebuggingLevel(string const & dbgLevel)
 {
        lyxerr << _("Setting debug level to ") <<  dbgLevel << endl;
@@ -701,10 +782,8 @@ void setDebuggingLevel(string const & dbgLevel)
 
 
 // Give command line help
-static
 void commandLineHelp()
 {
-       lyxerr << "LyX " LYX_VERSION << " of " LYX_RELEASE << endl;
        lyxerr <<
                _("Usage: lyx [ command line switches ] [ name.lyx ... ]\n"
                  "Command line switches (case sensitive):\n"
@@ -712,9 +791,9 @@ void commandLineHelp()
                  "\t-userdir dir       try to set user directory to dir\n"
                  "\t-sysdir dir        try to set system directory to dir\n"
                  "\t-geometry WxH+X+Y  set geometry of the main window\n"
-                  "\t-dbg feature[,feature]...\n"
-                  "                  select the features to debug.\n"
-                  "                  Type `lyx -dbg' to see the list of features\n"
+                 "\t-dbg feature[,feature]...\n"
+                 "                  select the features to debug.\n"
+                 "                  Type `lyx -dbg' to see the list of features\n"
                  "\t-x [--execute] command\n"
                  "                  where command is a lyx command.\n"
                  "\t-e [--export] fmt\n"
@@ -722,9 +801,23 @@ void commandLineHelp()
                  "\t-i [--import] fmt file.xxx\n"
                  "                  where fmt is the import format of choice\n"
                  "                  and file.xxx is the file to be imported.\n"
+                 "\t-version        summarize version and build info\n"
                  "Check the LyX man page for more details.") << endl;
 }
 
+// Give command line version information
+void commandLineVersionInfo()
+{
+       lyxerr << "LyX " << lyx_version
+              << " of " << lyx_release_date << endl;
+       lyxerr << "Built on " << __DATE__ << ", " << __TIME__ << endl;
+
+       lyxerr << lyx_version_info << endl;
+}
+
+
+} // namespace anon
+
 
 bool LyX::easyParse(int * argc, char * argv[])
 {
@@ -744,14 +837,14 @@ bool LyX::easyParse(int * argc, char * argv[])
                                Debug::showTags(lyxerr);
                                exit(0);
                        }
-               } 
+               }
                // Check for "-sysdir"
                else if (arg == "-sysdir") {
                        if (i + 1 < *argc) {
                                system_lyxdir = argv[i + 1];
                                removeargs = 2;
                        } else {
-                               lyxerr << _("Missing directory for -sysdir switch!") 
+                               lyxerr << _("Missing directory for -sysdir switch!")
                                       << endl;
                                exit(0);
                        }
@@ -771,7 +864,12 @@ bool LyX::easyParse(int * argc, char * argv[])
                else if (arg == "--help" || arg == "-help") {
                        commandLineHelp();
                        exit(0);
-               } 
+               }
+               // Check for --version or -version
+               else if (arg == "--version" || arg == "-version") {
+                       commandLineVersionInfo();
+                       exit(0);
+               }
                // Check for "-nw": No XWindows as for emacs this should
                // give a LyX that could be used in a terminal window.
                //else if (arg == "-nw") {
@@ -804,10 +902,10 @@ bool LyX::easyParse(int * argc, char * argv[])
                }
                else if (arg == "-i" || arg == "--import") {
                        if (i + 1 < *argc) {
-                               string type(argv[i+1]);
-                               string file(argv[i+2]);
+                               string const type(argv[i+1]);
+                               string const file(argv[i+2]);
                                removeargs = 3;
-       
+
                                batch_command = "buffer-import " + type + " " + file;
                                lyxerr << "batch_command: "
                                       << batch_command << endl;
@@ -832,46 +930,3 @@ bool LyX::easyParse(int * argc, char * argv[])
 
        return gui;
 }
-
-
-extern "C"
-void error_handler(int err_sig)
-{
-       switch (err_sig) {
-       case SIGHUP:
-               lyxerr << "\nlyx: SIGHUP signal caught" << endl;
-               break;
-       case SIGINT:
-               // no comments
-               break;
-       case SIGFPE:
-               lyxerr << "\nlyx: SIGFPE signal caught" << endl;
-               break;
-       case SIGSEGV:
-               lyxerr << "\nlyx: SIGSEGV signal caught" << endl;
-               lyxerr <<
-                       "Sorry, you have found a bug in LyX."
-                       " If possible, please read 'Known bugs'\n"
-                       "under the Help menu and then send us "
-                       "a full bug report. Thanks!" << endl;
-               break;
-       case SIGTERM:
-               // no comments
-               break;
-       }
-   
-       // Deinstall the signal handlers
-       signal(SIGHUP, SIG_DFL);
-       signal(SIGINT, SIG_DFL);
-       signal(SIGFPE, SIG_DFL);
-       signal(SIGSEGV, SIG_DFL);
-       signal(SIGTERM, SIG_DFL);
-
-       bufferlist.emergencyWriteAll();
-
-       lyxerr << "Bye." << endl;
-       if (err_sig!= SIGHUP && 
-          (!GetEnv("LYXDEBUG").empty() || err_sig == SIGSEGV))
-               lyx::abort();
-       exit(0);
-}