/usr/include/hfst/HfstEpsilonHandler.h is in libhfst45-dev 3.10.0~r2798-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | // Copyright (c) 2016 University of Helsinki
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
// See the file COPYING included with this distribution for more
// information.
#ifndef _HFST_EPSILON_HANDLER_H_
#define _HFST_EPSILON_HANDLER_H_
#include "HfstDataTypes.h"
namespace hfst {
/* A class for handling input epsilon cycles in function lookup_fd. */
class HfstEpsilonHandler
{
protected:
typedef std::vector<hfst::implementations::HfstState> HfstStateVector;
// the path of consecutive input epsilon transitions
HfstStateVector epsilon_path;
size_t max_cycles; // maximum number of consecutive epsilon cycles allowed
size_t cycles; // number of cycles detected so far
public:
HfstEpsilonHandler(size_t cutoff);
void push_back(hfst::implementations::HfstState s);
void pop_back();
bool can_continue(hfst::implementations::HfstState s);
};
}
#endif // _HFST_EPSILON_HANDLER_H_
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