1/* This file is part of the KDE project
2 Copyright (C) 2005 Lubos Lunak <l.lunak@kde.org>
3
4 This library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public
6 License as published by the Free Software Foundation; either
7 version 2 of the License, or (at your option) any later version.
8
9 This library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
13
14 You should have received a copy of the GNU Library General Public License
15 along with this library; see the file COPYING.LIB. If not, write to
16 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 Boston, MA 02110-1301, USA.
18*/
19
20#include <X11/Xlib.h>
21
22/*
23 Return 0 when KDE is running, 1 when KDE is not running but it is possible
24 to connect to X, 2 when it's not possible to connect to X.
25*/
26int main()
27 {
28 Display* dpy = XOpenDisplay( NULL );
29 if( dpy == NULL )
30 return 2;
31 Atom atom = XInternAtom( dpy, "_KDE_RUNNING", False );
32 return XGetSelectionOwner( dpy, atom ) != None ? 0 : 1;
33 }
34