emailservices/emailserver/src/fsmailserver.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 19 Feb 2010 22:37:30 +0200
branchRCL_3
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parent 1 12c456ceeff2
permissions -rw-r--r--
Revision: 201003 Kit: 201007
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/*
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Implementation of FSMailServer startup and other basic 
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*                functionality
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*
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*/
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#include "emailtrace.h"
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#include <e32base.h>
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#include <eikstart.h>
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#include <eikenv.h>
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#include <bautils.h>
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#include "fsmailserverdefinitions.h"
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#include "FsEmailGlobalDialogsApplication.h"
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_LIT( KFSMailServerName, "FSMailServer" );
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// ======== GLOBAL FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// Checks if the process is already running
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// ---------------------------------------------------------------------------
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//
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LOCAL_C TBool IsMailServerRunning()
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    {
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    TBool oneIsRunning( EFalse );
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    TFileName fileName;
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    TFindProcess finder;
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    while ( finder.Next( fileName ) == KErrNone )
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        {
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        RProcess process;
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        TInt outcome = process.Open( fileName );
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        if ( outcome != KErrNone )
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            {
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            continue;
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            }
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        // Check is this mail server process and is it running
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        if ( process.SecureId() == KFSMailServerUid && 
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             process.ExitType() == EExitPending )
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            {
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            if ( oneIsRunning )
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                {
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                // Found second process with the same sid. This
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                // means that one other process besides this process
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                // with the same sid is already running.
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                // So one instance of fsmailserver is already running.
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                process.Close();
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                return ETrue;
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                }
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            else
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                {
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                oneIsRunning = ETrue;
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                }
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            }
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        process.Close();
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        }
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    return EFalse;
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    }
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// ---------------------------------------------------------------------------
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// Create new FSMailServer application, called by UI framework
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// ---------------------------------------------------------------------------
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//
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LOCAL_C CApaApplication* NewApplication()
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    {
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    FUNC_LOG;
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    return new CFsEmailGlobalDialogsApplication;
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    }
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// ---------------------------------------------------------------------------
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// Main function of the application executable.
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// ---------------------------------------------------------------------------
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//
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GLDEF_C TInt E32Main()
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    {
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    TInt error = KErrNone;
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    // First check that the server isn't already running
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    if ( IsMailServerRunning() )
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        {
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        error = KErrAlreadyExists;
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        }
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    // Start application server if we aren't already running
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    if( error == KErrNone )
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        {
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        // Rename to help identification in error situations
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        error = User::RenameThread( KFSMailServerName );
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        if( error != KErrNone )
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            {
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            // Keep on going even if thread renaming fails
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        }
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        error = EikStart::RunApplication( NewApplication );
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        }
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    return error;
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    }
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