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117 行
3.3 KiB
117 行
3.3 KiB
/*
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This file is part of the KDE libraries
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Copyright (c) 1999 Waldo Bastian <bastian@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include "tdeapplication.h"
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#include "tdelauncher.h"
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#include "tdecmdlineargs.h"
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#include "kcrash.h"
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#include "kdebug.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <tqcstring.h>
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#include <tdelocale.h>
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#include "tdelauncher_cmds.h"
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static void sig_handler(int sig_num)
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{
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// No recursion
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signal( SIGHUP, SIG_IGN);
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signal( SIGTERM, SIG_IGN);
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fprintf(stderr, "[tdelauncher] Exiting on signal %d\n", sig_num);
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TDELauncher::destruct(255);
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}
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static TDECmdLineOptions options[] =
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{
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{ "new-startup", "Internal", 0 },
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TDECmdLineLastOption
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};
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extern "C" KDE_EXPORT int kdemain( int argc, char**argv )
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{
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// Started via tdeinit.
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if (fcntl(LAUNCHER_FD, F_GETFD) == -1)
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{
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fprintf(stderr, "%s", i18n("[tdelauncher] This program is not supposed to be started manually.\n"
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"[tdelauncher] It is started automatically by tdeinit.\n").local8Bit().data());
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return 1;
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}
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TQCString cname = TDEApplication::launcher();
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char *name = cname.data();
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TDECmdLineArgs::init(argc, argv, name, "TDELauncher", "A service launcher.",
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"v1.0");
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TDELauncher::addCmdLineOptions();
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TDECmdLineArgs::addCmdLineOptions( options );
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// WABA: Make sure not to enable session management.
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putenv(strdup("SESSION_MANAGER="));
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// Allow the locale to initialize properly
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TDELocale::setMainCatalogue("tdelibs");
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TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs();
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int maxTry = 3;
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while(true)
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{
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TQCString dcopName = TDEApplication::dcopClient()->registerAs(name, false);
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if (dcopName.isEmpty())
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{
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kdWarning() << "[tdelauncher] DCOP communication problem!" << endl;
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return 1;
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}
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if (dcopName == cname)
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break; // Good!
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if (--maxTry == 0)
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{
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kdWarning() << "[tdelauncher] Another instance of tdelauncher is already running!" << endl;
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return 1;
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}
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// Wait a bit...
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kdWarning() << "[tdelauncher] Waiting for already running tdelauncher to exit." << endl;
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sleep(1);
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// Try again...
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}
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TDELauncher *launcher = new TDELauncher(LAUNCHER_FD, args->isSet("new-startup"));
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launcher->dcopClient()->setDefaultObject( name );
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launcher->dcopClient()->setDaemonMode( true );
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TDECrash::setEmergencySaveFunction(sig_handler);
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signal( SIGHUP, sig_handler);
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signal( SIGPIPE, SIG_IGN);
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signal( SIGTERM, sig_handler);
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launcher->exec();
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return 0;
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}
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