fileSystem.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//
// $Id: fileSystem.h,v 1.14 2005/07/29 12:38:14 amoll Exp $
//

#ifndef BALL_SYSTEM_FILESYSTEM_H
#define BALL_SYSTEM_FILESYSTEM_H

#ifndef BALL_COMMON_H
# include <BALL/common.h>
#endif

#ifdef BALL_HAS_SYS_PARAM_H
# include <sys/param.h>
#endif

// if PATH_MAX is undefined (which sometimes happens on systems
// where there is no unambiguous value defined due to severel differing
// filesystems), we define it for ourselves to be 1kB
#ifndef PATH_MAX
# define BALL_PATH_MAX 1023
#else
# define BALL_PATH_MAX PATH_MAX
#endif

#ifndef BALL_DATATYPE_STRING_H
# include <BALL/DATATYPE/string.h>
#endif

namespace BALL 
{
  class BALL_EXPORT FileSystem
  {
    public:
      

    static const char PATH_SEPARATOR;

    static const char* const CURRENT_DIRECTORY;

    static const char* const PARENT_DIRECTORY;

    enum
    {
      MAX_FILENAME_LENGTH = 256, // NAME_MAX seems to be too restrictive for modern Unixes
      MAX_PATH_LENGTH = BALL_PATH_MAX
    };


    static void canonizePath(String& path);

    static String baseName(const String& filename);

    static String fileExtension(const String& filename);

    static String path(const String& filename);

    private:

    static void expandTilde_(String& path);
  };
  
} // namespace BALL

#endif // BALL_SYSTEM_FILESYSTEM_H