contrib/gperf-3.0.1/src/input.h

   1 /* This may look like C code, but it is really -*- C++ -*- */
   2
   3 /* Input routines.
   4
   5    Copyright (C) 1989-1998, 2002-2003 Free Software Foundation, Inc.
   6    Written by Douglas C. Schmidt <schmidt@ics.uci.edu>
   7    and Bruno Haible <bruno@clisp.org>.
   8
   9    This file is part of GNU GPERF.
  10
  11    GNU GPERF is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 2, or (at your option)
  14    any later version.
  15
  16    GNU GPERF is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program; see the file COPYING.
  23    If not, write to the Free Software Foundation, Inc.,
  24    59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  25
  26 #ifndef input_h
  27 #define input_h 1
  28
  29 #include <stdio.h>
  30 #include "keyword-list.h"
  31
  32 class Input
  33 {
  34 public:
  35                         Input (FILE *stream, Keyword_Factory *keyword_factory);
  36                         ~Input ();
  37   void                  read_input ();
  38 private:
  39   /* Input stream.  */
  40   FILE *                _stream;
  41   /* Creates the keywords.  */
  42   Keyword_Factory * const _factory;
  43 public:
  44   /* Memory block containing the entire input.  */
  45   char *                _input;
  46   char *                _input_end;
  47   /* The C code from the declarations section.  */
  48   const char *          _verbatim_declarations;
  49   const char *          _verbatim_declarations_end;
  50   unsigned int          _verbatim_declarations_lineno;
  51   /* The C code from the end of the file.  */
  52   const char *          _verbatim_code;
  53   const char *          _verbatim_code_end;
  54   unsigned int          _verbatim_code_lineno;
  55   /* Declaration of struct type for a keyword and its attributes.  */
  56   const char *          _struct_decl;
  57   unsigned int          _struct_decl_lineno;
  58   /* Return type of the lookup function.  */
  59   const char *          _return_type;
  60   /* Shorthand for user-defined struct tag type.  */
  61   const char *          _struct_tag;
  62   /* List of all keywords.  */
  63   Keyword_List *        _head;
  64   /* Whether the keyword chars would have different values in a different
  65      character set.  */
  66   bool                  _charset_dependent;
  67 };
  68
  69 #endif