lyx_mirror/src/lyx_main.C

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/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2000 The LyX Team.
*
* ====================================================== */
#include <config.h>
#include <cstdlib>
#include <csignal>
#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 "bufferlist.h"
#include "debug.h"
#include "support/FileInfo.h"
#include "lastfiles.h"
#include "intl.h"
#include "lyxserver.h"
#include "layout.h"
#include "gettext.h"
#include "kbmap.h"
#include "MenuBackend.h"
#include "ToolbarDefaults.h"
#include "lyxlex.h"
#include "encoding.h"
#include "converter.h"
using std::endl;
extern void LoadLyXFile(string const &);
extern void QuitLyX();
string system_lyxdir;
string build_lyxdir;
string system_tempdir;
string user_lyxdir; // Default $HOME/.lyx
// Should this be kept global? Asger says Yes.
DebugStream lyxerr;
LastFiles * lastfiles;
// This is the global bufferlist object
BufferList bufferlist;
LyXServer * lyxserver = 0;
// this should be static, but I need it in buffer.C
bool finished = false; // flag, that we are quitting the program
// convenient to have it here.
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);
// Global bindings (this must be done as early as possible.) (Lgb)
toplevel_keymap = new kb_keymap;
defaultKeyBindings(toplevel_keymap);
// 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);
lyxerr[Debug::INIT] << "Initializing LyXGUI...done" << endl;
// Now the GUI and LyX have taken care of their arguments, so
// the only thing left on the command line should be
// filenames. Let's check anyway.
for (int argi = 1; argi < *argc ; ++argi) {
if (argv[argi][0] == '-') {
lyxerr << _("Wrong command line option `")
<< argv[argi]
<< _("'. Exiting.") << endl;
exit(0);
}
}
// Initialization of LyX (reads lyxrc and more)
lyxerr[Debug::INIT] << "Initializing LyX::init..." << endl;
init(argc, argv, gui);
lyxerr[Debug::INIT] << "Initializing LyX::init...done" << endl;
lyxGUI->init();
// Load the files specified in the command line.
if ((*argc) == 2)
lyxerr[Debug::INFO] << "Opening document..." << endl;
else if ((*argc) > 2)
lyxerr[Debug::INFO] << "Opening documents..." << endl;
Buffer * last_loaded = 0;
for (int argi = (*argc) - 1; argi >= 1; --argi) {
Buffer * loadb = bufferlist.loadLyXFile(argv[argi]);
if (loadb != 0) {
last_loaded = loadb;
}
}
if (first_start) {
string splash = i18nLibFileSearch("examples", "splash.lyx");
lyxerr[Debug::INIT] << "Opening splash document "
<< splash << "..." << endl;
Buffer * loadb = bufferlist.loadLyXFile(splash);
if (loadb != 0) {
last_loaded = loadb;
}
}
if (last_loaded != 0) {
lyxerr[Debug::INIT] << "Yes we loaded some files." << endl;
if (lyxrc.use_gui)
lyxGUI->regBuf(last_loaded);
}
// Execute batch commands if available
if (!batch_command.empty()) {
lyxerr << "About to handle -x '"
<< batch_command << "'" << endl;
// no buffer loaded, create one
if (!last_loaded)
last_loaded = bufferlist.newFile("tmpfile", string());
// try to dispatch to last loaded buffer first
bool dispatched = last_loaded->Dispatch(batch_command);
// if this was successful, return.
// Maybe we could do something more clever than aborting...
if (dispatched) {
lyxerr << "We are done!" << endl;
QuitLyX();
return;
}
// otherwise, let the GUI handle the batch command
lyxGUI->regBuf(last_loaded);
lyxGUI->getLyXView()->getLyXFunc()->Dispatch(batch_command);
// fall through...
}
// Let the ball begin...
lyxGUI->runTime();
}
// A destructor is always necessary (asierra-970604)
LyX::~LyX()
{
delete lastfiles;
delete lyxGUI;
}
extern "C" void error_handler(int err_sig);
void LyX::init(int */*argc*/, char **argv, bool gui)
{
// Install the signal handlers
signal(SIGHUP, error_handler);
signal(SIGFPE, error_handler);
signal(SIGSEGV, error_handler);
signal(SIGINT, error_handler);
signal(SIGTERM, error_handler);
//
// 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);
if (binpath.empty()) {
lyxerr << _("Warning: could not determine path of binary.")
<< "\n"
<< _("If you have problems, try starting LyX with an absolute path.")
<< endl;
}
lyxerr[Debug::INIT] << "Path of binary: " << binpath << endl;
//
// Determine system directory.
//
// Directories are searched in this order:
// 1) -sysdir command line parameter
// 2) LYX_DIR_11x environment variable
// 3) Maybe <path of binary>/TOP_SRCDIR/lib
// 4) <path of binary>/../share/<name of binary>/
// 4a) repeat 4 after following the Symlink if <path of
// binary> is a symbolic link.
// 5) hardcoded lyx_dir
// The directory is checked for the presence of the file
// "chkconfig.ltx", and if that is present, the directory
// is accepted as the system directory.
// If no chkconfig.ltx file is found, a warning is given,
// and the hardcoded lyx_dir is used.
// If we had a command line switch, system_lyxdir is already set
string searchpath;
if (!system_lyxdir.empty())
searchpath= MakeAbsPath(system_lyxdir) + ';';
// LYX_DIR_11x environment variable
string lyxdir = GetEnvPath("LYX_DIR_11x");
if (!lyxdir.empty()) {
lyxerr[Debug::INIT] << "LYX_DIR_11x: " << lyxdir << endl;
searchpath += lyxdir + ';';
}
// <path of binary>/TOP_SRCDIR/lib
build_lyxdir = MakeAbsPath("../lib", binpath);
if (!FileSearch(build_lyxdir, "lyxrc.defaults").empty()) {
searchpath += MakeAbsPath(AddPath(TOP_SRCDIR, "lib"),
binpath) + ';';
lyxerr[Debug::INIT] << "Checking whether LyX is run in "
"place... yes" << endl;
} else {
lyxerr[Debug::INIT]
<< "Checking whether LyX is run in place... no"
<< endl;
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;
// If debugging, show complete search path
lyxerr[Debug::INIT] << "System directory search path: "
<< searchpath << endl;
string const filename = "chkconfig.ltx";
string temp = FileOpenSearch(searchpath, filename, string());
system_lyxdir = OnlyPath(temp);
// Reduce "path/../path" stuff out of system directory
system_lyxdir = NormalizePath(system_lyxdir);
bool path_shown = false;
// Warn if environment variable is set, but unusable
if (!lyxdir.empty()) {
if (system_lyxdir != NormalizePath(lyxdir)) {
lyxerr <<_("LYX_DIR_11x environment variable no good.")
<< '\n'
<< _("System directory set to: ")
<< system_lyxdir << endl;
path_shown = true;
}
}
// Warn the user if we couldn't find "chkconfig.ltx"
if (system_lyxdir == "./") {
lyxerr <<_("LyX Warning! Couldn't determine system directory.")
<<_("Try the '-sysdir' command line parameter or")
<<_("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 ")
<< LYX_DIR << _(" but expect problems.")
<< endl;
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;
//
// Determine user lyx-dir
//
// Directories are searched in this order:
// 1) -userdir command line parameter
// 2) LYX_USERDIR_11x environment variable
// 3) $HOME/.<name of binary>
// If we had a command line switch, user_lyxdir is already set
bool explicit_userdir = true;
if (user_lyxdir.empty()) {
// LYX_USERDIR_11x environment variable
user_lyxdir = GetEnvPath("LYX_USERDIR_11x");
// default behaviour
if (user_lyxdir.empty())
user_lyxdir = AddPath(GetEnvPath("HOME"),
string(".") + PACKAGE);
explicit_userdir = false;
}
lyxerr[Debug::INIT] << "User LyX directory: '"
<< user_lyxdir << '\'' << endl;
// Check that user LyX directory is ok.
queryUserLyXDir(explicit_userdir);
//
// Shine up lyxrc defaults
//
// Default template path: system_dir/templates
if (lyxrc.template_path.empty()){
lyxrc.template_path = AddPath(system_lyxdir, "templates");
}
// Default lastfiles file: $HOME/.lyx/lastfiles
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:
if (lyxrc.use_gui) {
lyxrc.dpi = getScreenDPI();
lyxerr[Debug::INIT] << "DPI setting detected to be "
<< lyxrc.dpi + 0.5 << endl;
} else {
lyxrc.dpi = 1; // I hope this is safe
}
//
// Read configuration files
//
ReadRcFile("lyxrc.defaults");
system_lyxrc = lyxrc;
system_formats = formats;
// If there is a preferences file we read that instead
// of the old lyxrc file.
if (!ReadRcFile("preferences"))
ReadRcFile("lyxrc");
/// Init Converter
Converter::init();
// Read encodings
ReadEncodingsFile("encodings");
// Read languages
ReadLangugesFile("languages");
// Load the layouts
lyxerr[Debug::INIT] << "Reading layouts..." << endl;
LyXSetStyle();
// Ensure that we have really read a bind file, so that LyX is
// usable.
if (!lyxrc.hasBindFile)
lyxrc.ReadBindFile();
// Read menus
ReadUIFile(lyxrc.ui_file);
// Bind the X dead keys to the corresponding LyX functions if
// necessary.
if (lyxrc.override_x_deadkeys)
deadKeyBindings(toplevel_keymap);
if (lyxerr.debugging(Debug::LYXRC)) {
lyxrc.print();
}
// Create temp directory
system_tempdir = CreateLyXTmpDir(lyxrc.tempdir_path);
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);
// 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
// first, so move it for now.
// lyxserver = new LyXServer;
}
// These are the default bindings known to LyX
void LyX::defaultKeyBindings(kb_keymap * kbmap)
{
kbmap->bind("Right", LFUN_RIGHT);
kbmap->bind("Left", LFUN_LEFT);
kbmap->bind("Up", LFUN_UP);
kbmap->bind("Down", LFUN_DOWN);
kbmap->bind("Tab", LFUN_TAB);
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("Delete", LFUN_DELETE);
kbmap->bind("BackSpace", LFUN_BACKSPACE);
// 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("S-Tab", LFUN_SHIFT_TAB); // jug20000522
}
// LyX can optionally take over the handling of deadkeys
void LyX::deadKeyBindings(kb_keymap * kbmap)
{
// bindKeyings for transparent handling of deadkeys
// The keysyms are gotten from XFree86 X11R6
kbmap->bind("~C-~S-~M-dead_acute", LFUN_ACUTE);
kbmap->bind("~C-~S-~M-dead_breve", LFUN_BREVE);
kbmap->bind("~C-~S-~M-dead_caron", LFUN_CARON);
kbmap->bind("~C-~S-~M-dead_cedilla", LFUN_CEDILLA);
kbmap->bind("~C-~S-~M-dead_abovering", LFUN_CIRCLE);
kbmap->bind("~C-~S-~M-dead_circumflex", LFUN_CIRCUMFLEX);
kbmap->bind("~C-~S-~M-dead_abovedot", LFUN_DOT);
kbmap->bind("~C-~S-~M-dead_grave", LFUN_GRAVE);
kbmap->bind("~C-~S-~M-dead_doubleacute", LFUN_HUNG_UMLAUT);
kbmap->bind("~C-~S-~M-dead_macron", LFUN_MACRON);
// nothing with this name
// kbmap->bind("~C-~S-~M-dead_special_caron", LFUN_SPECIAL_CARON);
kbmap->bind("~C-~S-~M-dead_tilde", LFUN_TILDE);
kbmap->bind("~C-~S-~M-dead_diaeresis", LFUN_UMLAUT);
// nothing with this name either...
//kbmap->bind("~C-~S-~M-dead_underbar", LFUN_UNDERBAR);
kbmap->bind("~C-~S-~M-dead_belowdot", LFUN_UNDERDOT);
kbmap->bind("~C-~S-~M-dead_tie", LFUN_TIE);
kbmap->bind("~C-~S-~M-dead_ogonek", LFUN_OGONEK);
}
// This one is not allowed to use anything on the main form, since that
// one does not exist yet. (Asger)
void LyX::queryUserLyXDir(bool explicit_userdir)
{
// Does user directory exist?
FileInfo fileInfo(user_lyxdir);
if (fileInfo.isOK() && fileInfo.isDir()) {
first_start = false;
return;
} else {
first_start = true;
}
// 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.") ,
_("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;
// No, let's use $HOME instead.
user_lyxdir = GetEnvPath("HOME");
return;
}
// Tell the user what is going on
lyxerr << _("LyX: Creating directory ") << user_lyxdir
<< _(" and running configure...") << endl;
// Create directory structure
if (!createDirectory(user_lyxdir, 0755)) {
// Failed, let's use $HOME instead.
user_lyxdir = GetEnvPath("HOME");
lyxerr << _("Failed. Will use ") << user_lyxdir
<< _(" instead.") << endl;
return;
}
// Run configure in user lyx directory
Path p(user_lyxdir);
::system(AddName(system_lyxdir, "configure").c_str());
lyxerr << "LyX: " << _("Done!") << endl;
}
// Read the rc file `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
<< " in " << lyxrc_path << endl;
if (lyxrc.read(lyxrc_path) < 0) {
WriteAlert(_("LyX Warning!"),
_("Error while reading ")+lyxrc_path+".",
_("Using built-in defaults."));
return false;
}
return true;
} else
lyxerr[Debug::INIT] << "Could not find " << name << endl;
return false;
}
// Read the ui file `name'
void LyX::ReadUIFile(string const & name)
{
enum Uitags {
ui_menuset = 1,
ui_toolbar,
ui_last
};
struct keyword_item uitags[ui_last-1] = {
{ "menuset", ui_menuset },
{ "toolbar", ui_toolbar }
};
lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
string ui_path = LibFileSearch("ui", name, "ui");
if (ui_path.empty()) {
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()) {
lyxerr << "Unable to set LyXLeX for ui file: " << ui_path
<< endl;
}
if (lyxerr.debugging(Debug::PARSER))
lex.printTable(lyxerr);
while (lex.IsOK()) {
switch (lex.lex()) {
case ui_menuset:
menubackend.read(lex);
break;
case ui_toolbar:
toolbardefaults.read(lex);
break;
default:
lex.printError("LyX::ReadUFile: "
"Unknown menu tag: `$$Token'");
break;
}
}
}
// Read the languages file `name'
void LyX::ReadLangugesFile(string const & name)
{
lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
string lang_path = LibFileSearch(string(), name);
if (lang_path.empty()) {
lyxerr[Debug::INIT] << "Could not find " << name << endl;
languages.setDefaults();
return;
}
languages.read(lang_path);
}
// Read the encodings file `name'
void LyX::ReadEncodingsFile(string const & name)
{
lyxerr[Debug::INIT] << "About to read " << name << "..." << endl;
string enc_path = LibFileSearch(string(), name);
if (enc_path.empty()) {
lyxerr[Debug::INIT] << "Could not find " << name << endl;
return;
}
encodings.read(enc_path);
}
// Set debugging level and report result to user
static
void setDebuggingLevel(string const & dbgLevel)
{
lyxerr << _("Setting debug level to ") << dbgLevel << endl;
lyxerr.level(Debug::value(dbgLevel));
Debug::showLevel(lyxerr, lyxerr.level());
}
// 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"
"\t-help summarize LyX usage\n"
"\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"
"Check the LyX man page for more options.") << endl;
}
bool LyX::easyParse(int * argc, char * argv[])
{
bool gui = true;
int removeargs = 0; // used when options are read
for (int i = 1; i < *argc; ++i) {
string arg = argv[i];
// Check for -dbg int
if (arg == "-dbg") {
if (i + 1 < *argc) {
setDebuggingLevel(argv[i + 1]);
removeargs = 2;
} else {
lyxerr << _("List of supported debug flags:")
<< endl;
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!")
<< endl;
exit(0);
}
}
// Check for "-userdir"
else if (arg == "-userdir") {
if (i + 1 < *argc) {
user_lyxdir = argv[i + 1];
removeargs = 2;
} else {
lyxerr << _("Missing directory for -userdir switch!")
<< endl;
exit(0);
}
}
// Check for --help or -help
else if (arg == "--help" || arg == "-help") {
commandLineHelp();
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") {
// gui = false;
//}
// Check for "-x": Execute commands
else if (arg == "-x" || arg == "--execute") {
if (i + 1 < *argc) {
batch_command = string(argv[i + 1]);
removeargs = 2;
}
else
lyxerr << _("Missing command string after -x switch!") << endl;
// Argh. Setting gui to false segfaults..
//gui = false;
}
else if (arg == "-e" || arg == "--export") {
if (i + 1 < *argc) {
string type(argv[i+1]);
removeargs = 2;
batch_command = "buffer-export " + type;
gui = false;
} else
lyxerr << _("Missing file type [eg latex, "
"ps...] after ")
<< arg << _(" switch!") << endl;
}
else if (arg == "--import") {
if (i + 1 < *argc) {
string type(argv[i+1]);
string file(argv[i+2]);
removeargs = 3;
batch_command = "buffer-import " + type + " " + file;
lyxerr << "batch_command: "
<< batch_command << endl;
} else
lyxerr << _("Missing type [eg latex, "
"ps...] after ")
<< arg << _(" switch!") << endl;
}
if (removeargs > 0) {
// Now, remove used arguments by shifting
// the following ones removeargs places down.
(*argc) -= removeargs;
for (int j = i; j < (*argc); ++j)
argv[j] = argv[j + removeargs];
--i; // After shift, check this number again.
removeargs = 0;
}
}
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);
}