// util/simple-io-funcs.h
  
  // Copyright 2009-2011  Microsoft Corporation;  Jan Silovsky
  
  // See ../../COPYING for clarification regarding multiple authors
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  
  //  http://www.apache.org/licenses/LICENSE-2.0
  
  // THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  // KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
  // WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
  // MERCHANTABLITY OR NON-INFRINGEMENT.
  // See the Apache 2 License for the specific language governing permissions and
  // limitations under the License.
  #ifndef KALDI_UTIL_SIMPLE_IO_FUNCS_H_
  #define KALDI_UTIL_SIMPLE_IO_FUNCS_H_
  
  #include <string>
  #include <vector>
  #include "util/kaldi-io.h"
  
  // This header contains some utilities for reading some common, simple text
  // formats:integers in files, one per line, and integers in files, possibly
  // multiple per line. these are not really fully native Kaldi formats; they are
  // mostly for small files that might be generated by scripts, and can be read
  // all at one time. for longer files of this type, we would probably use the
  // Table code.
  
  namespace kaldi {
  
  /// WriteToList attempts to write this list of integers, one per line,
  /// to the given file, in text format.
  /// returns true if succeeded.
  bool WriteIntegerVectorSimple(const std::string &wxfilename,
                                const std::vector<int32> &v);
  
  /// ReadFromList attempts to read this list of integers, one per line,
  /// from the given file, in text format.
  /// returns true if succeeded.
  bool ReadIntegerVectorSimple(const std::string &rxfilename,
                               std::vector<int32> *v);
  
  // This is a file format like:
  // 1 2
  // 3
  //
  // 4 5 6
  // etc.
  bool WriteIntegerVectorVectorSimple(const std::string &wxfilename,
                                      const std::vector<std::vector<int32> > &v);
  
  bool ReadIntegerVectorVectorSimple(const std::string &rxfilename,
                                     std::vector<std::vector<int32> > *v);
  
  
  }  // end namespace kaldi.
  
  
  #endif  // KALDI_UTIL_SIMPLE_IO_FUNCS_H_