ceph/src/boost/libs/wave/include/boost/wave/cpplexer/re2clex/scanner.hpp

   1 /*=============================================================================
   2     Boost.Wave: A Standard compliant C++ preprocessor library
   3
   4     http://www.boost.org/
   5
   6     Copyright (c) 2001 Daniel C. Nuffer.
   7     Copyright (c) 2001-2012 Hartmut Kaiser.
   8     Distributed under the Boost Software License, Version 1.0. (See accompanying
   9     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  10 =============================================================================*/
  11
  12 #if !defined(SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED)
  13 #define SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED
  14
  15 #include <boost/wave/wave_config.hpp>
  16 #include <boost/wave/cpplexer/re2clex/aq.hpp>
  17
  18 // this must occur after all of the includes and before any code appears
  19 #ifdef BOOST_HAS_ABI_HEADERS
  20 #include BOOST_ABI_PREFIX
  21 #endif
  22
  23 ///////////////////////////////////////////////////////////////////////////////
  24 namespace boost {
  25 namespace wave {
  26 namespace cpplexer {
  27 namespace re2clex {
  28
  29 struct Scanner;
  30 typedef unsigned char uchar;
  31 typedef int (* ReportErrorProc)(struct Scanner const *, int errorcode,
  32     char const *, ...);
  33
  34 typedef struct Scanner {
  35     uchar* first;   /* start of input buffer */
  36     uchar* act;     /* act position of input buffer */
  37     uchar* last;    /* end (one past last char) of input buffer */
  38     uchar* bot;     /* beginning of the current buffer */
  39     uchar* top;     /* top of the current buffer */
  40     uchar* eof;     /* when we read in the last buffer, will point 1 past the
  41                        end of the file, otherwise 0 */
  42     uchar* tok;     /* points to the beginning of the current token */
  43     uchar* ptr;     /* used for YYMARKER - saves backtracking info */
  44     uchar* cur;     /* saves the cursor (maybe is redundant with tok?) */
  45     uchar* lim;     /* used for YYLIMIT - points to the end of the buffer */
  46                     /* (lim == top) except for the last buffer, it points to
  47                        the end of the input (lim == eof - 1) */
  48     std::size_t line;           /* current line being lex'ed */
  49     std::size_t column;         /* current token start column position */
  50     std::size_t curr_column;    /* current column position */
  51     ReportErrorProc error_proc; /* must be != 0, this function is called to
  52                                    report an error */
  53     char const *file_name;      /* name of the lex'ed file */
  54     aq_queue eol_offsets;
  55     bool enable_ms_extensions;   /* enable MS extensions */
  56     bool act_in_c99_mode;        /* lexer works in C99 mode */
  57     bool detect_pp_numbers;      /* lexer should prefer to detect pp-numbers */
  58     bool enable_import_keyword;  /* recognize import as a keyword */
  59     bool single_line_only;       /* don't report missing eol's in C++ comments */
  60     bool act_in_cpp0x_mode;      /* lexer works in C++11 mode */
  61 } Scanner;
  62
  63 ///////////////////////////////////////////////////////////////////////////////
  64 }   // namespace re2clex
  65 }   // namespace cpplexer
  66 }   // namespace wave
  67 }   // namespace boost
  68
  69 // the suffix header occurs after all of the code
  70 #ifdef BOOST_HAS_ABI_HEADERS
  71 #include BOOST_ABI_SUFFIX
  72 #endif
  73
  74 #endif // !defined(SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED)