#ifndef FMESPAWNER_H
#define FMESPAWNER_H

/*============================================================================
   Name     : spawner.cpp

   System   : Safe GUI
   
   Language : C++

   Purpose  : Declaration of 'FmeSpawner' class

   Author               Date            Changes made
   ------------------   ------------    -------------------------------
   Dale Lutz            Jan 26, 1996    Original definition
   Matt Adam            Nov 5, 1999     OOPized the functions into a class

                  Copyright (c) 1994 - 1996, Safe Software Inc.
                              All Rights Reserved

    This software may not be copied or reproduced, in all or in part, 
    without the prior written consent of Safe Software Inc.

    The entire risk as to the results and performance of the software,
    supporting text and other information contained in this file
    (collectively called the "Software") is with the user.  Although
    Safe Software Incorporated has used considerable efforts in preparing 
    the Software, Safe Software Incorporated does not warrant the
    accuracy or completeness of the Software. In no event will Safe Software 
    Incorporated be liable for damages, including loss of profits or 
    consequential damages, arising out of the use of the Software.

Overview:
==========

    This class spawns an FME process and tracks pipes in and out of it to get
error/information messages.

============================================================================ */

const int kLineBufSize = 50000;


class FmeSpawner
{
public:

    FmeSpawner();

    int start(const char* command, const char *execDir);
    int getLine(char* buf, int len);
    int end();
    int abort();



protected:

    int inputFileNumber_;
    HANDLE processHandle_;
    HANDLE wrfd_[2];
    HANDLE rdfd_[2];

    char lineBuffer_[kLineBufSize];
    int  lineBufPos_; // holds the place to put the next character


};

#endif