niftkEnvironmentHelper.h

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

  NifTK: A software platform for medical image computing.

  Copyright (c) University College London (UCL). All rights reserved.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.

  See LICENSE.txt in the top level directory for details.

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

#ifndef niftkEnvironmentHelper_h
#define niftkEnvironmentHelper_h

#include <NifTKConfigure.h>
#include "niftkCommonWin32ExportHeader.h"

#include <string>

namespace niftk
{

#define NIFTK_DIR "NIFTK_DIR"

#define USERS_HOME "HOME"

#define WORKING_DIR "PWD"

NIFTKCOMMON_WINEXPORT std::string GetHomeDirectory();

NIFTKCOMMON_WINEXPORT std::string GetWorkingDirectory();

NIFTKCOMMON_WINEXPORT std::string GetNifTKHome();

// Note:
// Calling this function 'GetEnvironmentVariable' would cause linker error on Windows
// with VS2013, likely because of a kernel function with the same name.
NIFTKCOMMON_WINEXPORT std::string GetEnvVar(const std::string& variableName);

} // end namespace

#endif