73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
/* -*- c++ -*- ----------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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https://www.lammps.org/, Sandia National Laboratories
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LAMMPS development team: developers@lammps.org
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------
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Contributing authors: Richard Berger (Temple U)
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------------------------------------------------------------------------- */
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#ifndef LMP_TEXT_FILE_READER_H
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#define LMP_TEXT_FILE_READER_H
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#include "tokenizer.h" // IWYU pragma: export
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#include <cstdio>
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#include <exception>
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#include <string>
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namespace LAMMPS_NS {
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class TextFileReader {
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std::string filetype;
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bool closefp;
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int bufsize;
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char *line;
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FILE *fp;
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public:
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bool ignore_comments; //!< Controls whether comments are ignored
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TextFileReader(const std::string &filename, const std::string &filetype);
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TextFileReader(FILE *fp, std::string filetype);
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TextFileReader() = delete;
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TextFileReader(const TextFileReader &) = delete;
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TextFileReader(const TextFileReader &&) = delete;
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TextFileReader &operator=(const TextFileReader &) = delete;
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virtual ~TextFileReader();
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void set_bufsize(int);
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void rewind();
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void skip_line();
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char *next_line(int nparams = 0);
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void next_dvector(double *list, int n);
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ValueTokenizer next_values(int nparams,
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const std::string &separators = TOKENIZER_DEFAULT_SEPARATORS);
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};
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class FileReaderException : public std::exception {
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std::string message;
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public:
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FileReaderException(const std::string &msg) : message(msg) {}
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const char *what() const noexcept override { return message.c_str(); }
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};
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class EOFException : public FileReaderException {
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public:
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EOFException(const std::string &msg) : FileReaderException(msg) {}
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};
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} // namespace LAMMPS_NS
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#endif
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