75 lines
3.2 KiB
C++
75 lines
3.2 KiB
C++
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/*=============================================================================
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Boost.Wave: A Standard compliant C++ preprocessor library
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http://www.boost.org/
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Copyright (c) 2001 Daniel C. Nuffer.
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Copyright (c) 2001-2012 Hartmut Kaiser.
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#if !defined(SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED)
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#define SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED
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#include <boost/wave/wave_config.hpp>
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#include <boost/wave/cpplexer/re2clex/aq.hpp>
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// this must occur after all of the includes and before any code appears
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#ifdef BOOST_HAS_ABI_HEADERS
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#include BOOST_ABI_PREFIX
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#endif
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///////////////////////////////////////////////////////////////////////////////
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namespace boost {
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namespace wave {
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namespace cpplexer {
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namespace re2clex {
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struct Scanner;
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typedef unsigned char uchar;
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typedef int (* ReportErrorProc)(struct Scanner const *, int errorcode,
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char const *, ...);
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typedef struct Scanner {
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uchar* first; /* start of input buffer */
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uchar* act; /* act position of input buffer */
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uchar* last; /* end (one past last char) of input buffer */
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uchar* bot; /* beginning of the current buffer */
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uchar* top; /* top of the current buffer */
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uchar* eof; /* when we read in the last buffer, will point 1 past the
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end of the file, otherwise 0 */
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uchar* tok; /* points to the beginning of the current token */
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uchar* ptr; /* used for YYMARKER - saves backtracking info */
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uchar* cur; /* saves the cursor (maybe is redundant with tok?) */
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uchar* lim; /* used for YYLIMIT - points to the end of the buffer */
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/* (lim == top) except for the last buffer, it points to
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the end of the input (lim == eof - 1) */
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std::size_t line; /* current line being lex'ed */
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std::size_t column; /* current token start column position */
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std::size_t curr_column; /* current column position */
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ReportErrorProc error_proc; /* must be != 0, this function is called to
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report an error */
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char const *file_name; /* name of the lex'ed file */
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aq_queue eol_offsets;
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bool enable_ms_extensions; /* enable MS extensions */
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bool act_in_c99_mode; /* lexer works in C99 mode */
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bool detect_pp_numbers; /* lexer should prefer to detect pp-numbers */
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bool enable_import_keyword; /* recognize import as a keyword */
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bool single_line_only; /* don't report missing eol's in C++ comments */
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bool act_in_cpp0x_mode; /* lexer works in C++11 mode */
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} Scanner;
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///////////////////////////////////////////////////////////////////////////////
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} // namespace re2clex
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} // namespace cpplexer
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} // namespace wave
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} // namespace boost
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// the suffix header occurs after all of the code
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#ifdef BOOST_HAS_ABI_HEADERS
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#include BOOST_ABI_SUFFIX
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#endif
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#endif // !defined(SCANNER_HPP_F4FB01EB_E75C_4537_A146_D34B9895EF37_INCLUDED)
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