bin_PROGRAMS = arts-start

arts_start_SOURCES = arts-start.cpp

arts_start_LDFLAGS = $(all_libraries)

arts_start_LDADD = $(LIB_KDECORE)

/*

    Copyright (C) 2007 Lubos Lunak <l.lunak@suse.cz>

    This program is free software; you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation; either version 2 of the License, or

    (at your option) any later version.

    This program is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with this program; if not, write to the Free Software

    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    Permission is also granted to link this program with the Qt

    library, treating Qt like a library that normally accompanies the

    operating system kernel, whether or not that is in fact the case.

*/

#include <kconfig.h>

#include <kinstance.h>

#include <stdlib.h>

#include <X11/Xlib.h>

static bool arts_running()

    {

    int status = system( "artsshell status >/dev/null 2>/dev/null" );

    return WIFEXITED( status ) && WEXITSTATUS( status ) == 0;

    }

int main()

    {

    // Try to launch arts this way only a single time in the whole session. After first

    // try set X property on the root window and following attemps bail out if it's set.

    Display* dpy = XOpenDisplay( NULL );

    if( dpy == NULL ) // don't launch arts without X

        return 4;

    Atom atom = XInternAtom( dpy, "_KDE_ARTS_TRIED", False );

    int count;

    Atom* atoms = XListProperties( dpy, DefaultRootWindow( dpy ), &count );

    bool tried = false;

    if( atoms != NULL )

        {

        for( int i = 0;

             i < count;

             ++i )

            if( atoms[ i ] == atom )

                {

                tried = true;

                break;

                }

        }

    if( tried ) // this should probably wait, but artsshell will result in calling this too

        return 2;

    long dummy = 1;

    XChangeProperty( dpy, DefaultRootWindow( dpy ), atom, atom, 32, PropModeReplace, (const unsigned char*)&dummy, 1 );

    XCloseDisplay( dpy );

    KInstance inst( "arts-start" );

    KConfig config("kcmartsrc", true, false);

    config.setGroup("Arts");

    if( !config.readBoolEntry("StartServer",true))

        return 2;

    system( "kcminit arts" );

    for( int i = 0;

         i < 50; // give it 5 seconds

         ++i )

        {

        if( arts_running())

            return 0;

        usleep( 100 * 1000 );

        }

    return 3;

    }