81 lines
3 KiB
C++
81 lines
3 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// File: syntax.cpp
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//
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// Contents: data definitions for the syntax modules
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//
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// Classes:
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//
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// Functions:
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//
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// Coupling:
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//
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// Notes:
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//
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// History: 3-29-00 ericne Created
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//
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//----------------------------------------------------------------------------
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#include "stdafx.h"
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#pragma hdrstop
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#include <memory.h>
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#include "syntax.h"
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namespace regex
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{
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// Initialize the perl syntax look-up tables
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perl_syntax_base::init_perl_syntax::init_perl_syntax()
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{
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memset( perl_syntax_base::s_rgreg, 0, sizeof( perl_syntax_base::s_rgreg ) );
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memset( perl_syntax_base::s_rgreg, 0, sizeof( perl_syntax_base::s_rgreg ) );
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// REGULAR TOKENS
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perl_syntax_base::s_rgreg[ (unsigned char)'(' ] = BEGIN_GROUP;
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perl_syntax_base::s_rgreg[ (unsigned char)')' ] = END_GROUP;
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perl_syntax_base::s_rgreg[ (unsigned char)'|' ] = ALTERNATION;
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perl_syntax_base::s_rgreg[ (unsigned char)'^' ] = BEGIN_LINE;
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perl_syntax_base::s_rgreg[ (unsigned char)'$' ] = END_LINE;
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perl_syntax_base::s_rgreg[ (unsigned char)'[' ] = BEGIN_CHARSET;
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perl_syntax_base::s_rgreg[ (unsigned char)'.' ] = MATCH_ANY;
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perl_syntax_base::s_rgreg[ (unsigned char)'\\' ] = ESCAPE;
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// ESCAPE TOKENS
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perl_syntax_base::s_rgescape[ (unsigned char)'d' ] = ESC_DIGIT;
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perl_syntax_base::s_rgescape[ (unsigned char)'D' ] = ESC_NOT_DIGIT;
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perl_syntax_base::s_rgescape[ (unsigned char)'s' ] = ESC_SPACE;
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perl_syntax_base::s_rgescape[ (unsigned char)'S' ] = ESC_NOT_SPACE;
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perl_syntax_base::s_rgescape[ (unsigned char)'w' ] = ESC_WORD;
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perl_syntax_base::s_rgescape[ (unsigned char)'W' ] = ESC_NOT_WORD;
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perl_syntax_base::s_rgescape[ (unsigned char)'A' ] = ESC_BEGIN_STRING;
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perl_syntax_base::s_rgescape[ (unsigned char)'Z' ] = ESC_END_STRING;
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perl_syntax_base::s_rgescape[ (unsigned char)'z' ] = ESC_END_STRING_z;
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perl_syntax_base::s_rgescape[ (unsigned char)'b' ] = ESC_WORD_BOUNDARY;
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perl_syntax_base::s_rgescape[ (unsigned char)'B' ] = ESC_NOT_WORD_BOUNDARY;
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perl_syntax_base::s_rgescape[ (unsigned char)'Q' ] = ESC_QUOTE_META_ON;
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perl_syntax_base::s_rgescape[ (unsigned char)'E' ] = ESC_QUOTE_META_OFF;
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}
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TOKEN perl_syntax_base::s_rgreg[ UCHAR_MAX + 1 ];
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TOKEN perl_syntax_base::s_rgescape[ UCHAR_MAX + 1 ];
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perl_syntax_base::init_perl_syntax perl_syntax_base::s_init_perl_syntax;
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extern const posix_charset_type g_rgposix_charsets[] =
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{
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posix_charset_type("[:alnum:]",9),
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posix_charset_type("[:alpha:]",9),
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posix_charset_type("[:blank:]",9),
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posix_charset_type("[:cntrl:]",9),
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posix_charset_type("[:digit:]",9),
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posix_charset_type("[:graph:]",9),
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posix_charset_type("[:lower:]",9),
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posix_charset_type("[:print:]",9),
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posix_charset_type("[:punct:]",9),
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posix_charset_type("[:space:]",9),
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posix_charset_type("[:upper:]",9),
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posix_charset_type("[:xdigit:]",10)
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};
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extern const size_t g_cposix_charsets = ARRAYSIZE(g_rgposix_charsets);
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} // namespace regex
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