/*
 * linebuf.h: Part of GNU CSSC.
 *
 *
 *  Copyright (C) 1997, 1998, 2007, 2008, 2009, 2010, 2011, 2014, 2019
 *  Free Software Foundation, Inc.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * CSSC was originally Based on MySC, by Ross Ridge, which was
 * placed in the Public Domain.
 *
 *
 * Defines the class cssc_linebuf.
 *
 */

#ifndef CSSC__LINEBUF_H__
#define CSSC__LINEBUF_H__


/* This class is used to read lines of unlimited length from a file. */

class cssc_linebuf
{
  char *buf;
  size_t buflen;

public:
  cssc_linebuf();

  int read_line(FILE *f);

  const char *c_str() const { return buf; }
  const char *c_str() { return buf; }
  void set_char(unsigned offset, char value);
  int split(int offset, char **args, int len, char c);
  int check_id_keywords() const;
  int write(FILE*) const;

  char &operator [](int index) const { return buf[index]; }

#ifdef __GNUC__
  char *operator +(int index) const { return buf + index; }
#endif

  ~cssc_linebuf() { delete[] buf; }
};

#endif /* __LINEBUF_H__ */

/* Local variables: */
/* mode: c++ */
/* End: */
