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Windows-Server-2003/inetsrv/query/sqltext/flexcpp.skl

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Initiall commit
2024-08-04 01:28:15 +02:00
/* A lexical scanner generated by flex */
/* Scanner skeleton version:
* $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
*/
#include <pch.cxx>
#pragma hdrstop
#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
%-
#include <stdio.h>
%*
/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif
#ifndef YY_CHAR
#define YY_CHAR TCHAR
#endif
#ifdef __cplusplus
#include <tchar.h>
#include <stdlib.h>
%+
// class istream;
%*
/* Use prototypes in function declarations. */
#define YY_USE_PROTOS
/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST
#else /* ! __cplusplus */
#if __STDC__
#define YY_USE_PROTOS
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef __TURBOC__
#pragma warn -rch
#pragma warn -use
#include <io.h>
#include <stdlib.h>
#define YY_USE_CONST
#define YY_USE_PROTOS
#endif
#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#endif
#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
#endif
/* Returned upon end-of-file. */
#define YY_NULL 0
/* Promotes a possibly negative, possibly signed YY_CHAR to an unsigned
* integer for use as an array index. If the signed YY_CHAR is negative,
* we want to instead treat it as an 8-bit unsigned YY_CHAR, hence the
* double cast.
*/
#define YY_SC_TO_UI(c) ((unsigned int) (YY_CHAR) c)
/* Enter a start condition. This macro really ought to take a parameter,
* but we do it the disgusting crufty way forced on us by the ()-less
* definition of BEGIN.
*/
#define BEGIN yy_start = 1 + 2 *
/* Translate the current start state into a value that can be later handed
* to BEGIN to return to the state. The YYSTATE alias is for lex
* compatibility.
*/
#define YY_START ((yy_start - 1) / 2)
#define YYSTATE YY_START
/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#define YY_BUF_SIZE 32767 // UNDONE: Should really just take the input from the bstr passed in
typedef struct yy_buffer_state *YY_BUFFER_STATE;
extern int yyleng;
%-
// extern FILE *yyin, *yyout;
%*
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
/* The funky do-while in the following #define is used to turn the definition
* int a single C statement (which needs a semi-colon terminator). This
* avoids problems with code like:
*
* if ( condition_holds )
* yyless( 5 );
* else
* do_something_else();
*
* Prior to using the do-while the compiler would get upset at the
* "else" because it interpreted the "if" statement as being all
* done when it reached the ';' after the yyless() call.
*/
/* Return all but the first 'n' matched characters back to the input stream. */
#define yyless(n) \
do \
{ \
/* Undo effects of setting up yytext. */ \
*yy_cp = yy_hold_char; \
YY_RESTORE_YY_MORE_OFFSET \
yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
YY_DO_BEFORE_ACTION; /* set up yytext again */ \
} \
while ( 0 )
#define unput(c) yyunput( c, yytext_ptr )
/* The following is because we cannot portably get our hands on size_t
* (without autoconf's help, which isn't available because we want
* flex-generated scanners to compile on their own).
*/
typedef unsigned int yy_size_t;
struct yy_buffer_state
{
%-
// FILE *yy_input_file;
%+
// istream* yy_input_file;
%*
YY_CHAR *yy_ch_buf; /* input buffer */
YY_CHAR *yy_buf_pos; /* current position in input buffer */
/* Size of input buffer in bytes, not including room for EOB
* characters.
*/
yy_size_t yy_buf_size;
/* Number of characters read into yy_ch_buf, not including EOB
* characters.
*/
int yy_n_chars;
/* Whether we "own" the buffer - i.e., we know we created it,
* and can realloc() it to grow it, and should free() it to
* delete it.
*/
int yy_is_our_buffer;
/* Whether this is an "interactive" input source; if so, and
* if we're using stdio for input, then we want to use getc()
* instead of fread(), to make sure we stop fetching input after
* each newline.
*/
int yy_is_interactive;
/* Whether we're considered to be at the beginning of a line.
* If so, '^' rules will be active on the next match, otherwise
* not.
*/
int yy_at_bol;
/* Whether to try to fill the input buffer when we reach the
* end of it.
*/
int yy_fill_buffer;
int yy_buffer_status;
#define YY_BUFFER_NEW 0
#define YY_BUFFER_NORMAL 1
/* When an EOF's been seen but there's still some text to process
* then we mark the buffer as YY_EOF_PENDING, to indicate that we
* shouldn't try reading from the input source any more. We might
* still have a bunch of tokens to match, though, because of
* possible backing-up.
*
* When we actually see the EOF, we change the status to "new"
* (via yyrestart()), so that the user can continue scanning by
* just pointing yyin at a new input file.
*/
#define YY_BUFFER_EOF_PENDING 2
};
%- Standard (non-C++) definition
static YY_BUFFER_STATE yy_current_buffer = 0;
%*
/* We provide macros for accessing buffer states in case in the
* future we want to put the buffer states in a more general
* "scanner state".
*/
#define YY_CURRENT_BUFFER yy_current_buffer
%- Standard (non-C++) definition
/* yy_hold_char holds the character lost when yytext is formed. */
static YY_CHAR yy_hold_char;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
int yyleng;
/* Points to current character in buffer. */
static YY_CHAR *yy_c_buf_p = (YY_CHAR *) 0;
static int yy_init = 1; /* whether we need to initialize */
static int yy_start = 0; /* start state number */
/* Flag which is used to allow yyywrap()'s to do buffer switches
* instead of setting up a fresh yyin. A bit of a hack ...
*/
static int yy_did_buffer_switch_on_eof;
void yyrestart YY_PROTO(( ));
void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
void yy_load_buffer_state YY_PROTO(( void ));
YY_BUFFER_STATE yy_create_buffer YY_PROTO(( int size ));
void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( YY_CHAR *base, yy_size_t size ));
YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst YY_CHAR *yy_str ));
YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst YY_CHAR *bytes, int len ));
%*
static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
static void yy_flex_free YY_PROTO(( void * ));
#define yy_new_buffer yy_create_buffer
#define yy_set_interactive(is_interactive) \
{ \
if ( ! yy_current_buffer ) \
yy_current_buffer = yy_create_buffer( YY_BUF_SIZE ); \
yy_current_buffer->yy_is_interactive = is_interactive; \
}
#define yy_set_bol(at_bol) \
{ \
if ( ! yy_current_buffer ) \
yy_current_buffer = yy_create_buffer( YY_BUF_SIZE ); \
yy_current_buffer->yy_at_bol = at_bol; \
}
#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
%% yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here
%- Standard (non-C++) definition
static yy_state_type yy_get_previous_state YY_PROTO(( void ));
static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
static int yy_get_next_buffer YY_PROTO(( void ));
static void yy_fatal_error YY_PROTO(( yyconst YY_CHAR msg[] ));
%*
/* Done after the current pattern has been matched and before the
* corresponding action - sets up yytext.
*/
#define YY_DO_BEFORE_ACTION \
yytext_ptr = yy_bp; \
%% code to fiddle yytext and yyleng for yymore() goes here
yy_hold_char = *yy_cp; \
*yy_cp = '\0'; \
%% code to copy yytext_ptr to yytext[] goes here, if %array
yy_c_buf_p = yy_cp;
%% data tables for the DFA and the user's section 1 definitions go here
/* Macros after this point can all be overridden by user definitions in
* section 1.
*/
#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
int yyywrap YY_PROTO(( void )) {return 1;}
#else
extern int yyywrap YY_PROTO(( void ));
#endif
#endif
%-
#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, YY_CHAR *buf_ptr ));
#endif
%*
#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( YY_CHAR *, yyconst YY_CHAR *, int ));
#endif
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst YY_CHAR * ));
#endif
#ifndef YY_NO_INPUT
%- Standard (non-C++) definition
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
%*
#endif
#if YY_STACK_USED
static int yy_start_stack_ptr = 0;
static int yy_start_stack_depth = 0;
static int *yy_start_stack = 0;
#ifndef YY_NO_PUSH_STATE
static void yy_push_state YY_PROTO(( int new_state ));
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state YY_PROTO(( void ));
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state YY_PROTO(( void ));
#endif
#else
#define YY_NO_PUSH_STATE 1
#define YY_NO_POP_STATE 1
#define YY_NO_TOP_STATE 1
#endif
#ifdef YY_MALLOC_DECL
YY_MALLOC_DECL
#else
#if __STDC__
#ifndef __cplusplus
#include <stdlib.h>
#endif
#else
/* Just try to get by without declaring the routines. This will fail
* miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
* or sizeof(void*) != sizeof(int).
*/
#endif
#endif
/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE (8192 / sizeof(TCHAR))
#endif
/* Copy whatever the last rule matched to the standard output. */
#ifndef ECHO
%- Standard (non-C++) definition
/* This used to be an fputs(), but since the string might contain NUL's,
* we now use fwrite().
*/
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
%+ C++ definition
#define ECHO LexerOutput( yytext, yyleng )
%*
#endif
/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
*/
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
%% fread()/read() definition of YY_INPUT goes here unless we're doing C++
%+ C++ definition
if ( (result = LexerInput( (YY_CHAR *) buf, max_size )) < 0 ) \
/*YY_FATAL_ERROR( L"input in flex scanner failed" );*/
throw(E_FAIL);
%*
#endif
/* No semi-colon after return; correct usage is to write "yyterminate();" -
* we don't want an extra ';' after the "return" because that will cause
* some compilers to complain about unreachable statements.
*/
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif
/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
%-
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
%+
#define YY_FATAL_ERROR(msg) LexerError( msg )
%*
#endif
/* Default declaration of generated scanner - a define so the user can
* easily add parameters.
*/
#ifndef YY_DECL
%- Standard (non-C++) definition
#define YY_DECL int yylex YY_PROTO(( void ))
%+ C++ definition
#define YY_DECL int YYLEXER::yylex(YYSTYPE *yylval)
%*
#endif
/* Code executed at the beginning of each rule, after yytext and yyleng
* have been set up.
*/
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif
/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK break;
#endif
%% YY_RULE_SETUP definition goes here
YY_DECL
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp, *yy_bp;
register int yy_act;
%% user's declarations go here
if ( yy_init )
{
yy_init = 0;
#ifdef YY_USER_INIT
YY_USER_INIT;
#endif
if ( ! yy_start )
yy_start = 1; /* first start state */
if ( ! yy_current_buffer )
yy_current_buffer =
yy_create_buffer( (cInputBuffer * sizeof(YY_CHAR)) + sizeof(YY_CHAR) );
yy_load_buffer_state();
if (yyprimetoken)
{
int yysavetoken = yyprimetoken;
yyprimetoken = 0;
return yysavetoken;
}
}
while ( 1 ) /* loops until end-of-file is reached */
{
%% yymore()-related code goes here
yy_cp = yy_c_buf_p;
/* Support of yytext. */
*yy_cp = yy_hold_char;
/* yy_bp points to the position in yy_ch_buf of the start of
* the current run.
*/
yy_bp = yy_cp;
%% code to set up and find next match goes here
yy_find_action:
%% code to find the action number goes here
YY_DO_BEFORE_ACTION;
%% code for yylineno update goes here
do_action: /* This label is used only to access EOF actions. */
%% debug code goes here
switch ( yy_act )
{ /* beginning of action switch */
%% actions go here
case YY_END_OF_BUFFER:
{
/* Amount of text matched not including the EOB YY_CHAR. */
int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
/* Undo the effects of YY_DO_BEFORE_ACTION. */
*yy_cp = yy_hold_char;
YY_RESTORE_YY_MORE_OFFSET
if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
{
/* We're scanning a new file or input source. It's
* possible that this happened because the user
* just pointed yyin at a new source and called
* yylex(). If so, then we have to assure
* consistency between yy_current_buffer and our
* globals. Here is the right place to do so, because
* this is the first action (other than possibly a
* back-up) that will match for the new input source.
*/
yy_n_chars = yy_current_buffer->yy_n_chars;
yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
}
/* Note that here we test for yy_c_buf_p "<=" to the position
* of the first EOB in the buffer, since yy_c_buf_p will
* already have been incremented past the NUL character
* (since all states make transitions on EOB to the
* end-of-buffer state). Contrast this with the test
* in input().
*/
if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
{ /* This was really a NUL. */
yy_state_type yy_next_state;
yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
/* Okay, we're now positioned to make the NUL
* transition. We couldn't have
* yy_get_previous_state() go ahead and do it
* for us because it doesn't know how to deal
* with the possibility of jamming (and we don't
* want to build jamming into it because then it
* will run more slowly).
*/
yy_next_state = yy_try_NUL_trans( yy_current_state );
yy_bp = yytext_ptr + YY_MORE_ADJ;
if ( yy_next_state )
{
/* Consume the NUL. */
yy_cp = ++yy_c_buf_p;
yy_current_state = yy_next_state;
goto yy_match;
}
else
{
%% code to do back-up for compressed tables and set up yy_cp goes here
goto yy_find_action;
}
}
else switch ( yy_get_next_buffer() )
{
case EOB_ACT_END_OF_FILE:
{
yy_did_buffer_switch_on_eof = 0;
if ( yyywrap() )
{
/* Note: because we've taken care in
* yy_get_next_buffer() to have set up
* yytext, we can now set up
* yy_c_buf_p so that if some total
* hoser (like flex itself) wants to
* call the scanner after we return the
* YY_NULL, it'll still work - another
* YY_NULL will get returned.
*/
yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
yy_act = YY_STATE_EOF(YY_START);
goto do_action;
}
else
{
if ( ! yy_did_buffer_switch_on_eof )
YY_NEW_FILE;
}
break;
}
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p =
yytext_ptr + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext_ptr + YY_MORE_ADJ;
goto yy_match;
case EOB_ACT_LAST_MATCH:
yy_c_buf_p =
&yy_current_buffer->yy_ch_buf[yy_n_chars];
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext_ptr + YY_MORE_ADJ;
goto yy_find_action;
}
break;
}
default:
/* YY_FATAL_ERROR(L"fatal flex scanner internal error--no action found" );*/
throw(E_FAIL);
} /* end of action switch */
} /* end of scanning one token */
} /* end of yylex */
%+
YYLEXER::YYLEXER()
{
yy_c_buf_p = 0;
yy_init = 1;
yy_start = 0;
yyprimetoken = 0;
yy_flex_debug = 0;
yylineno = 1; // this will only get updated if %option yylineno
yy_did_buffer_switch_on_eof = 0;
yy_looking_for_trail_begin = 0;
yy_more_flag = 0;
yy_more_len = 0;
yy_more_offset = yy_prev_more_offset = 0;
yy_start_stack_ptr = yy_start_stack_depth = 0;
yy_start_stack = 0;
yy_current_buffer = 0;
#ifdef YY_USES_REJECT
yy_state_buf = new yy_state_type[YY_BUF_SIZE + 2];
#else
yy_state_buf = 0;
#endif
pszInputBuffer = pCurBuffer = (YY_CHAR *)NULL;
cInputBuffer = 0;
#ifdef DEBUG
tkndebug = getenv("TKNDEBUG") ? 1 : 0;
#endif
}
YYLEXER::~YYLEXER()
{
delete yy_state_buf;
yy_delete_buffer( yy_current_buffer );
}
#ifdef YY_INTERACTIVE
int YYLEXER::LexerInput( YY_CHAR* buf, int /* max_size */ )
#else
int YYLEXER::LexerInput( YY_CHAR* buf, int max_size )
#endif
{
return 0;
}
void YYLEXER::LexerOutput( const YY_CHAR* buf, int size )
{
/*
for (int i=0; i<size; i++)
yyout->put(char(buf[i]));
(void) yyout->put('\n');
*/
}
#ifdef DEBUG
void YYLEXER::LexerTrace(const YY_CHAR* buf, int size, int tknNum)
{
if (tkndebug > 0)
{
cout << ">> Lexing Token : ";
for (int i=0; i<size; i++)
cout << char(buf[i]);
cout << " (" << tknNum << ")"<< endl;
}
}
#endif
%*
void YYLEXER::ResetLexer()
{
yy_init = 1;
yy_start = 0;
#ifdef DEBUG
tkndebug = getenv("TKNTRACE") ? 1 : 0;
#endif
}
int YYLEXER::yybufferinput(YY_CHAR *pszBuffer, int cMax)
{
int n = min(cMax, cInputBuffer - (int) (pCurBuffer - pszInputBuffer));
if (n > 0)
{
memcpy(pszBuffer, pCurBuffer, n * sizeof(TCHAR));
pCurBuffer += n;
}
return n;
}
void YYLEXER::yyprimebuffer(YY_CHAR *pszBuffer)
{
// if (NULL != pszInputBuffer)
// CoTaskMemFree(pszInputBuffer);
// pszInputBuffer = pCurBuffer = strdup(pszBuffer);
pszInputBuffer = pCurBuffer = pszBuffer;
cInputBuffer = strlen(pszInputBuffer);
ResetLexer();
}
void YYLEXER::yyprimelexer(int eToken)
{
yyprimetoken = eToken;
}
/* yy_get_next_buffer - try to read in a new buffer
*
* Returns a code representing an action:
* EOB_ACT_LAST_MATCH -
* EOB_ACT_CONTINUE_SCAN - continue scanning from current position
* EOB_ACT_END_OF_FILE - end of file
*/
%-
static int yy_get_next_buffer()
%+
int YYLEXER::yy_get_next_buffer()
%*
{
register YY_CHAR *dest = yy_current_buffer->yy_ch_buf;
register YY_CHAR *source = yytext_ptr;
register int number_to_move, i;
int ret_val;
if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
/* YY_FATAL_ERROR(L"fatal flex scanner internal error--end of buffer missed" ); */
throw(E_FAIL);
if ( yy_current_buffer->yy_fill_buffer == 0 )
{ /* Don't try to fill the buffer, so this is an EOF. */
if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
{
/* We matched a single character, the EOB, so
* treat this as a final EOF.
*/
return EOB_ACT_END_OF_FILE;
}
else
{
/* We matched some text prior to the EOB, first
* process it.
*/
return EOB_ACT_LAST_MATCH;
}
}
/* Try to read more data. */
/* First move last chars to start of buffer. */
number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
for ( i = 0; i < number_to_move; ++i )
*(dest++) = *(source++);
if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
/* don't do the read, it's not guaranteed to return an EOF,
* just force an EOF
*/
yy_current_buffer->yy_n_chars = yy_n_chars = 0;
else
{
int num_to_read =
yy_current_buffer->yy_buf_size - number_to_move - 1;
while ( num_to_read <= 0 )
{ /* Not enough room in the buffer - grow it. */
#ifdef YY_USES_REJECT
/*YY_FATAL_ERROR(L"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );*/
throw(E_OUTOFMEMORY);
#else
/* just a shorter name for the current buffer */
YY_BUFFER_STATE b = yy_current_buffer;
int yy_c_buf_p_offset =
(int) (yy_c_buf_p - b->yy_ch_buf);
if ( b->yy_is_our_buffer )
{
int new_size = b->yy_buf_size * 2;
if ( new_size <= 0 )
b->yy_buf_size += b->yy_buf_size / 8;
else
b->yy_buf_size *= 2;
b->yy_ch_buf = (YY_CHAR *)
/* Include room in for 2 EOB chars. */
yy_flex_realloc( (void *) b->yy_ch_buf,
b->yy_buf_size + 2 );
}
else
/* Can't grow it, we don't own it. */
b->yy_ch_buf = 0;
if ( ! b->yy_ch_buf )
/*YY_FATAL_ERROR(L"fatal error - scanner input buffer overflow");*/
throw(E_FAIL);
yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
num_to_read = yy_current_buffer->yy_buf_size -
number_to_move - 1;
#endif
}
if ( num_to_read > YY_READ_BUF_SIZE )
num_to_read = YY_READ_BUF_SIZE;
/* Read in more data. */
YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
yy_n_chars, num_to_read );
yy_current_buffer->yy_n_chars = yy_n_chars;
}
if ( yy_n_chars == 0 )
{
if ( number_to_move == YY_MORE_ADJ )
{
ret_val = EOB_ACT_END_OF_FILE;
yyrestart( );
}
else
{
ret_val = EOB_ACT_LAST_MATCH;
yy_current_buffer->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
}
}
else
ret_val = EOB_ACT_CONTINUE_SCAN;
yy_n_chars += number_to_move;
yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
return ret_val;
}
/* yy_get_previous_state - get the state just before the EOB YY_CHAR was reached */
%-
static yy_state_type yy_get_previous_state()
%+
yy_state_type YYLEXER::yy_get_previous_state()
%*
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp;
%% code to get the start state into yy_current_state goes here
for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
{
%% code to find the next state goes here
}
return yy_current_state;
}
/* yy_try_NUL_trans - try to make a transition on the NUL character
*
* synopsis
* next_state = yy_try_NUL_trans( current_state );
*/
%-
#ifdef YY_USE_PROTOS
static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
yy_state_type yy_current_state;
#endif
%+
yy_state_type YYLEXER::yy_try_NUL_trans( yy_state_type yy_current_state )
%*
{
register int yy_is_jam;
%% code to find the next state, and perhaps do backing up, goes here
return yy_is_jam ? 0 : yy_current_state;
}
%-
#ifndef YY_NO_UNPUT
#ifdef YY_USE_PROTOS
static void yyunput( int c, register YY_CHAR *yy_bp )
#else
static void yyunput( c, yy_bp )
int c;
register YY_CHAR *yy_bp;
#endif
%+
void YYLEXER::yyunput( int c, register YY_CHAR* yy_bp )
%*
{
register YY_CHAR *yy_cp = yy_c_buf_p;
/* undo effects of setting up yytext */
*yy_cp = yy_hold_char;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
{ /* need to shift things up to make room */
/* +2 for EOB chars. */
register int number_to_move = yy_n_chars + 2;
register YY_CHAR *dest = &yy_current_buffer->yy_ch_buf[
yy_current_buffer->yy_buf_size + 2];
register YY_CHAR *source =
&yy_current_buffer->yy_ch_buf[number_to_move];
while ( source > yy_current_buffer->yy_ch_buf )
*--dest = *--source;
yy_cp += (int) (dest - source);
yy_bp += (int) (dest - source);
yy_current_buffer->yy_n_chars =
yy_n_chars = yy_current_buffer->yy_buf_size;
if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
/*YY_FATAL_ERROR( L"flex scanner push-back overflow" );*/
throw(E_FAIL);
}
*--yy_cp = (YY_CHAR) c;
%% update yylineno here
yytext_ptr = yy_bp;
yy_hold_char = *yy_cp;
yy_c_buf_p = yy_cp;
}
%-
#endif /* ifndef YY_NO_UNPUT */
%*
%-
#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
%+
int YYLEXER::yyinput()
%*
{
int c;
*yy_c_buf_p = yy_hold_char;
if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
{
/* yy_c_buf_p now points to the character we want to return.
* If this occurs *before* the EOB characters, then it's a
* valid NUL; if not, then we've hit the end of the buffer.
*/
if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
/* This was really a NUL. */
*yy_c_buf_p = '\0';
else
{ /* need more input */
int offset = (int)(yy_c_buf_p - yytext_ptr);
++yy_c_buf_p;
switch ( yy_get_next_buffer() )
{
case EOB_ACT_LAST_MATCH:
/* This happens because yy_g_n_b()
* sees that we've accumulated a
* token and flags that we need to
* try matching the token before
* proceeding. But for input(),
* there's no matching to consider.
* So convert the EOB_ACT_LAST_MATCH
* to EOB_ACT_END_OF_FILE.
*/
/* Reset buffer status. */
yyrestart( );
/* fall through */
case EOB_ACT_END_OF_FILE:
{
if ( yyywrap() )
return EOF;
if ( ! yy_did_buffer_switch_on_eof )
YY_NEW_FILE;
#ifdef __cplusplus
return yyinput();
#else
return input();
#endif
}
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p = yytext_ptr + offset;
break;
}
}
}
c = *(YY_CHAR *) yy_c_buf_p; /* cast for 8-bit YY_CHAR's */
*yy_c_buf_p = '\0'; /* preserve yytext */
yy_hold_char = *++yy_c_buf_p;
%% update BOL and yylineno
return c;
}
%-
#ifdef YY_USE_PROTOS
void yyrestart( )
#else
void yyrestart( )
#endif
%+
void YYLEXER::yyrestart( )
%*
{
if ( ! yy_current_buffer )
yy_current_buffer = yy_create_buffer( (cInputBuffer * sizeof(YY_CHAR)) + sizeof(YY_CHAR) );
yy_init_buffer( yy_current_buffer );
yy_load_buffer_state();
}
%-
#ifdef YY_USE_PROTOS
void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
#else
void yy_switch_to_buffer( new_buffer )
YY_BUFFER_STATE new_buffer;
#endif
%+
void YYLEXER::yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
%*
{
if ( yy_current_buffer == new_buffer )
return;
if ( yy_current_buffer )
{
/* Flush out information for old buffer. */
*yy_c_buf_p = yy_hold_char;
yy_current_buffer->yy_buf_pos = yy_c_buf_p;
yy_current_buffer->yy_n_chars = yy_n_chars;
}
yy_current_buffer = new_buffer;
yy_load_buffer_state();
/* We don't actually know whether we did this switch during
* EOF (yyywrap()) processing, but the only time this flag
* is looked at is after yyywrap() is called, so it's safe
* to go ahead and always set it.
*/
yy_did_buffer_switch_on_eof = 1;
}
%-
#ifdef YY_USE_PROTOS
void yy_load_buffer_state( void )
#else
void yy_load_buffer_state()
#endif
%+
void YYLEXER::yy_load_buffer_state()
%*
{
yy_n_chars = yy_current_buffer->yy_n_chars;
yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
yy_hold_char = *yy_c_buf_p;
}
%-
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( int size )
#else
YY_BUFFER_STATE yy_create_buffer( size )
int size;
#endif
%+
YY_BUFFER_STATE YYLEXER::yy_create_buffer( int size )
%*
{
YY_BUFFER_STATE b;
b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
if ( ! b )
/*YY_FATAL_ERROR( L"out of dynamic memory in yy_create_buffer()" );*/
throw(E_OUTOFMEMORY);
b->yy_buf_size = size;
/* yy_ch_buf has to be 2 characters longer than the size given because
* we need to put in 2 end-of-buffer characters.
*/
b->yy_ch_buf = (YY_CHAR *) yy_flex_alloc( b->yy_buf_size + 2 );
if ( ! b->yy_ch_buf )
/*YY_FATAL_ERROR( L"out of dynamic memory in yy_create_buffer()" );*/
throw(E_OUTOFMEMORY);
b->yy_is_our_buffer = 1;
yy_init_buffer( b );
return b;
}
%-
#ifdef YY_USE_PROTOS
void yy_delete_buffer( YY_BUFFER_STATE b )
#else
void yy_delete_buffer( b )
YY_BUFFER_STATE b;
#endif
%+
void YYLEXER::yy_delete_buffer( YY_BUFFER_STATE b )
%*
{
if ( ! b )
return;
if ( b == yy_current_buffer )
yy_current_buffer = (YY_BUFFER_STATE) 0;
if ( b->yy_is_our_buffer )
yy_flex_free( (void *) b->yy_ch_buf );
yy_flex_free( (void *) b );
}
%-
#ifndef YY_ALWAYS_INTERACTIVE
#ifndef YY_NEVER_INTERACTIVE
extern int isatty YY_PROTO(( int ));
#endif
#endif
#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b )
#else
void yy_init_buffer( b )
YY_BUFFER_STATE b;
#endif
%+
extern "C" int isatty YY_PROTO(( int ));
void YYLEXER::yy_init_buffer( YY_BUFFER_STATE b )
%*
{
yy_flush_buffer( b );
b->yy_fill_buffer = 1;
%-
#if YY_ALWAYS_INTERACTIVE
b->yy_is_interactive = 1;
#else
#if YY_NEVER_INTERACTIVE
b->yy_is_interactive = 0;
#else
b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
#endif
#endif
%+
b->yy_is_interactive = 0;
%*
}
%-
#ifdef YY_USE_PROTOS
void yy_flush_buffer( YY_BUFFER_STATE b )
#else
void yy_flush_buffer( b )
YY_BUFFER_STATE b;
#endif
%+
void YYLEXER::yy_flush_buffer( YY_BUFFER_STATE b )
%*
{
if ( ! b )
return;
b->yy_n_chars = 0;
/* We always need two end-of-buffer characters. The first causes
* a transition to the end-of-buffer state. The second causes
* a jam in that state.
*/
b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
b->yy_buf_pos = &b->yy_ch_buf[0];
b->yy_at_bol = 1;
b->yy_buffer_status = YY_BUFFER_NEW;
if ( b == yy_current_buffer )
yy_load_buffer_state();
}
%*
#ifndef YY_NO_SCAN_BUFFER
%-
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_buffer( YY_CHAR *base, yy_size_t size )
#else
YY_BUFFER_STATE yy_scan_buffer( base, size )
YY_CHAR *base;
yy_size_t size;
#endif
{
YY_BUFFER_STATE b;
if ( size < 2 ||
base[size-2] != YY_END_OF_BUFFER_CHAR ||
base[size-1] != YY_END_OF_BUFFER_CHAR )
/* They forgot to leave room for the EOB's. */
return 0;
b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
if ( ! b )
/*YY_FATAL_ERROR( L"out of dynamic memory in yy_scan_buffer()" );*/
throw(E_OUTOFMEMORY);
b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
b->yy_buf_pos = b->yy_ch_buf = base;
b->yy_is_our_buffer = 0;
b->yy_n_chars = b->yy_buf_size;
b->yy_is_interactive = 0;
b->yy_at_bol = 1;
b->yy_fill_buffer = 0;
b->yy_buffer_status = YY_BUFFER_NEW;
yy_switch_to_buffer( b );
return b;
}
%*
#endif
#ifndef YY_NO_SCAN_STRING
%-
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_string( yyconst YY_CHAR *yy_str )
#else
YY_BUFFER_STATE yy_scan_string( yy_str )
yyconst YY_CHAR *yy_str;
#endif
{
int len;
for ( len = 0; yy_str[len]; ++len )
;
return yy_scan_bytes( yy_str, len );
}
%*
#endif
#ifndef YY_NO_SCAN_BYTES
%-
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_bytes( yyconst YY_CHAR *bytes, int len )
#else
YY_BUFFER_STATE yy_scan_bytes( bytes, len )
yyconst YY_CHAR *bytes;
int len;
#endif
{
YY_BUFFER_STATE b;
YY_CHAR *buf;
yy_size_t n;
int i;
/* Get memory for full buffer, including space for trailing EOB's. */
n = len + 2;
buf = (YY_CHAR *) yy_flex_alloc( n );
if ( ! buf )
/*YY_FATAL_ERROR( L"out of dynamic memory in yy_scan_bytes()" );*/
throw(E_OUTOFMEMORY);
for ( i = 0; i < len; ++i )
buf[i] = bytes[i];
buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
b = yy_scan_buffer( buf, n );
if ( ! b )
/*YY_FATAL_ERROR( L"bad buffer in yy_scan_bytes()" );*/
throw(E_FAIL);
/* It's okay to grow etc. this buffer, and we should throw it
* away when we're done.
*/
b->yy_is_our_buffer = 1;
return b;
}
%*
#endif
#ifndef YY_NO_PUSH_STATE
%-
#ifdef YY_USE_PROTOS
static void yy_push_state( int new_state )
#else
static void yy_push_state( new_state )
int new_state;
#endif
%+
void YYLEXER::yy_push_state( int new_state )
%*
{
if ( yy_start_stack_ptr >= yy_start_stack_depth )
{
yy_size_t new_size;
yy_start_stack_depth += YY_START_STACK_INCR;
new_size = yy_start_stack_depth * sizeof( int );
if ( ! yy_start_stack )
yy_start_stack = (int *) yy_flex_alloc( new_size );
else
yy_start_stack = (int *) yy_flex_realloc(
(void *) yy_start_stack, new_size );
if ( ! yy_start_stack )
/*YY_FATAL_ERROR(L"out of memory expanding start-condition stack" );*/
throw(E_OUTOFMEMORY);
}
yy_start_stack[yy_start_stack_ptr++] = YY_START;
BEGIN(new_state);
}
#endif
#ifndef YY_NO_POP_STATE
%-
static void yy_pop_state()
%+
void YYLEXER::yy_pop_state()
%*
{
if ( --yy_start_stack_ptr < 0 )
/*YY_FATAL_ERROR( L"start-condition stack underflow" );*/
throw(E_FAIL);
BEGIN(yy_start_stack[yy_start_stack_ptr]);
}
#endif
#ifndef YY_NO_TOP_STATE
%-
static int yy_top_state()
%+
int YYLEXER::yy_top_state()
%*
{
return yy_start_stack[yy_start_stack_ptr - 1];
}
#endif
#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif
%-
#ifdef YY_USE_PROTOS
static void yy_fatal_error( yyconst YY_CHAR msg[] )
#else
static void yy_fatal_error( msg )
YY_CHAR msg[];
#endif
{
(void) fprintf( stderr, "%s\n", msg );
exit( YY_EXIT_FAILURE );
}
%+
void YYLEXER::LexerError( yyconst YY_CHAR msg[] )
{
/* ******************************** Don't really want to do this ************************************
// UNDONE: 3/28/97 This needs to pass the error message back to yacc (or
// store it in the error area itself!
for (unsigned int i=0; i<wcslen(msg); i++)
cerr << char(msg[i]);
cerr << endl;
exit( YY_EXIT_FAILURE );
******************************** Don't really want to do this ************************************ */
}
%*
/* Redefine yyless() so it works in section 3 code. */
#undef yyless
#define yyless(n) \
do \
{ \
/* Undo effects of setting up yytext. */ \
yytext[yyleng] = yy_hold_char; \
yy_c_buf_p = yytext + n; \
yy_hold_char = *yy_c_buf_p; \
*yy_c_buf_p = '\0'; \
yyleng = n; \
} \
while ( 0 )
/* Internal utility routines. */
#ifndef yytext_ptr
#ifdef YY_USE_PROTOS
static void yy_flex_strncpy( YY_CHAR *s1, yyconst YY_CHAR *s2, int n )
#else
static void yy_flex_strncpy( s1, s2, n )
YY_CHAR *s1;
yyconst YY_CHAR *s2;
int n;
#endif
{
register int i;
for ( i = 0; i < n; ++i )
s1[i] = s2[i];
}
#endif
#ifdef YY_NEED_STRLEN
#ifdef YY_USE_PROTOS
static int yy_flex_strlen( yyconst YY_CHAR *s )
#else
static int yy_flex_strlen( s )
yyconst YY_CHAR *s;
#endif
{
register int n;
for ( n = 0; s[n]; ++n )
;
return n;
}
#endif
#ifdef YY_USE_PROTOS
static void *yy_flex_alloc( yy_size_t size )
#else
static void *yy_flex_alloc( size )
yy_size_t size;
#endif
{
return (void *) malloc( size );
}
#ifdef YY_USE_PROTOS
static void *yy_flex_realloc( void *ptr, yy_size_t size )
#else
static void *yy_flex_realloc( ptr, size )
void *ptr;
yy_size_t size;
#endif
{
/* The cast to (YY_CHAR *) in the following accommodates both
* implementations that use YY_CHAR* generic pointers, and those
* that use void* generic pointers. It works with the latter
* because both ANSI C and C++ allow castless assignment from
* any pointer type to void*, and deal with argument conversions
* as though doing an assignment.
*/
return (void *) realloc( (YY_CHAR *) ptr, size );
}
#ifdef YY_USE_PROTOS
static void yy_flex_free( void *ptr )
#else
static void yy_flex_free( ptr )
void *ptr;
#endif
{
free( ptr );
}
#if YY_MAIN
int main()
{
yylex();
return 0;
}
#endif
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