/* 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 $ */#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#ifdef __cplusplus#include <stdlib.h>%+class istream;%*#include <unistd.h>/* 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 char to an unsigned * integer for use as an array index.  If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */#define YY_SC_TO_UI(c) ((unsigned int) (unsigned 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( yyin )#define YY_END_OF_BUFFER_CHAR 0/* Size of default input buffer. */#define YY_BUF_SIZE 16384typedef 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;%*	char *yy_ch_buf;		/* input buffer */	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++) definitionstatic 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 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 char *yy_c_buf_p = (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 yywrap()'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(( FILE *input_file ));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(( FILE *file, int size ));void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));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(( char *base, yy_size_t size ));YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst 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( yyin, 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( yyin, 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++) definitionstatic 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 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 __cplusplusextern "C" int yywrap YY_PROTO(( void ));#elseextern int yywrap YY_PROTO(( void ));#endif#endif%-#ifndef YY_NO_UNPUTstatic void yyunput YY_PROTO(( int c, char *buf_ptr ));#endif%*#ifndef yytext_ptrstatic void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));#endif#ifdef YY_NEED_STRLENstatic int yy_flex_strlen YY_PROTO(( yyconst char * ));#endif#ifndef YY_NO_INPUT%- Standard (non-C++) definition#ifdef __cplusplusstatic int yyinput YY_PROTO(( void ));#elsestatic int input YY_PROTO(( void ));#endif%*#endif#if YY_STACK_USEDstatic int yy_start_stack_ptr = 0;static int yy_start_stack_depth = 0;static int *yy_start_stack = 0;#ifndef YY_NO_PUSH_STATEstatic void yy_push_state YY_PROTO(( int new_state ));#endif#ifndef YY_NO_POP_STATEstatic void yy_pop_state YY_PROTO(( void ));#endif#ifndef YY_NO_TOP_STATEstatic 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_DECLYY_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#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( (char *) buf, max_size )) < 0 ) \		YY_FATAL_ERROR( "input in flex scanner failed" );%*#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 yyFlexLexer::yylex()%*#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 hereYY_DECL	{	register yy_state_type yy_current_state;	register 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 ( ! yyin )%-			yyin = stdin;%+			yyin = &cin;%*		if ( ! yyout )%-			yyout = stdout;%+			yyout = &cout;%*		if ( ! yy_current_buffer )			yy_current_buffer =				yy_create_buffer( yyin, YY_BUF_SIZE );		yy_load_buffer_state();		}	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 hereyy_find_action:%% code to find the action number goes here		YY_DO_BEFORE_ACTION;%% code for yylineno update goes heredo_action:	/* This label is used only to access EOF actions. */%% debug code goes here