Source code of Windows XP (NT5)
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144 lines
5.6 KiB

/*++
Copyright (C) 1997-2001 Microsoft Corporation
Module Name:
WQLLEX.CPP
Abstract:
WQL DFA Table
History:
raymcc 14-Sep-97 Created.
raymcc 06-Oct-97 Single quote support
--*/
#include "precomp.h"
#include <stdio.h>
#include <genlex.h>
#include <wqllex.h>
#define ST_STRING 26
#define ST_IDENT 31
#define ST_GE 37
#define ST_LE 39
#define ST_NE 42
#define ST_NUMERIC 44
#define ST_REAL 47
#define ST_STRING2 49
#define ST_STRING_ESC 54
#define ST_STRING2_ESC 55
#define ST_SSTRING 56
#define ST_DOT 61
// DFA State Table for QL Level 1 lexical symbols.
// ================================================
LexEl WQL_LexTable[] =
{
// State First Last New state, Return tok, Instructions
// =======================================================================
/* 0 */ L'A', L'Z', ST_IDENT, 0, GLEX_ACCEPT,
/* 1 */ L'a', L'z', ST_IDENT, 0, GLEX_ACCEPT,
/* 2 */ L'_', GLEX_EMPTY, ST_IDENT, 0, GLEX_ACCEPT,
/* 3 */ 0x80, 0xfffd, ST_IDENT, 0, GLEX_ACCEPT,
/* 4 */ L'(', GLEX_EMPTY, 0, WQL_TOK_OPEN_PAREN, GLEX_ACCEPT,
/* 5 */ L')', GLEX_EMPTY, 0, WQL_TOK_CLOSE_PAREN, GLEX_ACCEPT,
/* 6 */ L'.', GLEX_EMPTY, ST_DOT, 0, GLEX_ACCEPT,
/* 7 */ L'*', GLEX_EMPTY, 0, WQL_TOK_ASTERISK, GLEX_ACCEPT,
/* 8 */ L'=', GLEX_EMPTY, 0, WQL_TOK_EQ, GLEX_ACCEPT,
/* 9 */ L'[', GLEX_EMPTY, 0, WQL_TOK_OPEN_BRACKET, GLEX_ACCEPT,
/* 10 */ L']', GLEX_EMPTY, 0, WQL_TOK_CLOSE_BRACKET, GLEX_ACCEPT,
/* 11 */ L'>', GLEX_EMPTY, ST_GE, 0, GLEX_ACCEPT,
/* 12 */ L'<', GLEX_EMPTY, ST_LE, 0, GLEX_ACCEPT,
/* 13 */ L'0', L'9', ST_NUMERIC, 0, GLEX_ACCEPT,
/* 14 */ L'"', GLEX_EMPTY, ST_STRING, 0, GLEX_CONSUME,
/* 15 */ L'\'', GLEX_EMPTY, ST_STRING2, 0, GLEX_CONSUME,
/* 16 */ L'!', GLEX_EMPTY, ST_NE, 0, GLEX_ACCEPT,
/* 17 */ L'-', GLEX_EMPTY, ST_NUMERIC, 0, GLEX_ACCEPT,
/* 18 */ L'\'', GLEX_EMPTY, ST_SSTRING, 0, GLEX_CONSUME,
// Whitespace, newlines, etc.
/* 19 */ L' ', GLEX_EMPTY, 0, 0, GLEX_CONSUME,
/* 20 */ L'\t', GLEX_EMPTY, 0, 0, GLEX_CONSUME,
/* 21 */ L'\n', GLEX_EMPTY, 0, 0, GLEX_CONSUME|GLEX_LINEFEED,
/* 22 */ L'\r', GLEX_EMPTY, 0, 0, GLEX_CONSUME,
/* 23 */ 0, GLEX_EMPTY, 0, WQL_TOK_EOF, GLEX_CONSUME|GLEX_RETURN, // Note forced return
/* 24 */ L',', GLEX_EMPTY, 0, WQL_TOK_COMMA, GLEX_ACCEPT,
// Unknown characters
/* 25 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_RETURN,
// ST_STRING
/* 26 */ L'\n', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 27 */ L'\r', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 28 */ L'"', GLEX_EMPTY, 0, WQL_TOK_QSTRING, GLEX_CONSUME,
/* 29 */ L'\\', GLEX_EMPTY, ST_STRING_ESC, 0, GLEX_CONSUME,
/* 30 */ GLEX_ANY, GLEX_EMPTY, ST_STRING, 0, GLEX_ACCEPT,
// ST_IDENT
/* 31 */ L'a', L'z', ST_IDENT, 0, GLEX_ACCEPT,
/* 32 */ L'A', L'Z', ST_IDENT, 0, GLEX_ACCEPT,
/* 33 */ L'_', GLEX_EMPTY, ST_IDENT, 0, GLEX_ACCEPT,
/* 34 */ L'0', L'9', ST_IDENT, 0, GLEX_ACCEPT,
/* 35 */ 0x80, 0xfffd, ST_IDENT, 0, GLEX_ACCEPT,
/* 36 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_IDENT, GLEX_PUSHBACK|GLEX_RETURN,
// ST_GE
/* 37 */ L'=', GLEX_EMPTY, 0, WQL_TOK_GE, GLEX_ACCEPT,
/* 38 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_GT, GLEX_PUSHBACK|GLEX_RETURN,
// ST_LE
/* 39 */ L'=', GLEX_EMPTY, 0, WQL_TOK_LE, GLEX_ACCEPT,
/* 40 */ L'>', GLEX_EMPTY, 0, WQL_TOK_NE, GLEX_ACCEPT,
/* 41 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_LT, GLEX_PUSHBACK|GLEX_RETURN,
// ST_NE
/* 42 */ L'=', GLEX_EMPTY, 0, WQL_TOK_NE, GLEX_ACCEPT,
/* 43 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_RETURN,
// ST_NUMERIC
/* 44 */ L'0', L'9', ST_NUMERIC, 0, GLEX_ACCEPT,
/* 45 */ L'.', GLEX_EMPTY, ST_REAL, 0, GLEX_ACCEPT,
/* 46 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_INT, GLEX_PUSHBACK|GLEX_RETURN,
// ST_REAL
/* 47 */ L'0', L'9', ST_REAL, 0, GLEX_ACCEPT,
/* 48 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_REAL, GLEX_PUSHBACK|GLEX_RETURN,
// ST_STRING2
/* 49 */ L'\n', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 50 */ L'\r', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 51 */ L'\'', GLEX_EMPTY, 0, WQL_TOK_QSTRING, GLEX_CONSUME,
/* 52 */ L'\\', GLEX_EMPTY, ST_STRING2_ESC, 0, GLEX_CONSUME,
/* 53 */ GLEX_ANY, GLEX_EMPTY, ST_STRING2, 0, GLEX_ACCEPT,
// ST_STRING_ESC
/* 54 */ GLEX_ANY, GLEX_EMPTY, ST_STRING, 0, GLEX_ACCEPT,
// ST_STRING2_ESC
/* 55 */ GLEX_ANY, GLEX_EMPTY, ST_STRING2, 0, GLEX_ACCEPT,
// ST_SSTRING (Single quoted strings)
/* 56 */ L'\n', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 57 */ L'\r', GLEX_EMPTY, 0, WQL_TOK_ERROR, GLEX_ACCEPT|GLEX_LINEFEED,
/* 58 */ L'\'', GLEX_EMPTY, 0, WQL_TOK_QSTRING, GLEX_CONSUME,
/* 59 */ L'\\', GLEX_EMPTY, ST_STRING_ESC, 0, GLEX_CONSUME,
/* 60 */ GLEX_ANY, GLEX_EMPTY, ST_STRING, 0, GLEX_ACCEPT,
// ST_DOT
/* 61 */ L'0', L'9', ST_REAL, 0, GLEX_ACCEPT,
/* 62 */ GLEX_ANY, GLEX_EMPTY, 0, WQL_TOK_DOT, GLEX_PUSHBACK|GLEX_RETURN,
};