* src/scan-gram.l (unexpected_end_of_file): New function.

[bison.git] / src / scan-gram.c

#define yy_create_buffer gram__create_buffer
#define yy_delete_buffer gram__delete_buffer
#define yy_scan_buffer gram__scan_buffer
#define yy_scan_string gram__scan_string
#define yy_scan_bytes gram__scan_bytes
#define yy_flex_debug gram__flex_debug
#define yy_init_buffer gram__init_buffer
#define yy_flush_buffer gram__flush_buffer
#define yy_load_buffer_state gram__load_buffer_state
#define yy_switch_to_buffer gram__switch_to_buffer
#define yyin gram_in
#define yyleng gram_leng
#define yylex gram_lex
#define yyout gram_out
#define yyrestart gram_restart
#define yytext gram_text

#line 19 "scan-gram.c"
/* A lexical scanner generated by flex */

/* Scanner skeleton version:
 * $Header$
 */

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5

#include <stdio.h>
#include <errno.h>

/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif


#ifdef __cplusplus

#include <stdlib.h>
#ifndef _WIN32
#include <unistd.h>
#endif

/* 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 16384

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;

	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
	};

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


/* 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)


#define yywrap() 1
#define YY_SKIP_YYWRAP

#define FLEX_DEBUG
typedef unsigned char YY_CHAR;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
typedef int yy_state_type;

#define FLEX_DEBUG
extern char *yytext;
#define yytext_ptr yytext

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 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; \
	yyleng = (int) (yy_cp - yy_bp); \
	yy_hold_char = *yy_cp; \
	*yy_cp = '\0'; \
	yy_c_buf_p = yy_cp;

#define YY_NUM_RULES 104
#define YY_END_OF_BUFFER 105
static yyconst short int yy_accept[411] =
    {   0,
        0,    0,    0,    0,   61,   61,    0,    0,   87,   87,
       82,   82,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,  105,   53,   42,   42,   46,   53,   45,   40,
       43,   53,   44,   38,   41,   53,   37,   50,   39,   53,
       59,   59,   54,   55,   61,   60,   61,   57,   57,   85,
       84,   88,   80,   79,   83,   63,   62,   78,   65,   64,
       99,   90,   99,   99,   89,   93,   99,   99,   94,   96,
      101,  102,   93,  103,   90,   89,   93,   42,   52,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,   49,   43,   47,   48,

       44,    0,    0,   59,   58,    0,   61,   61,   61,   61,
       57,   56,   85,   86,   86,   86,   86,   80,   81,   81,
       81,   81,   63,   77,   75,   66,   77,   68,   69,   70,
       71,   72,   73,   77,   74,   77,   65,   99,   97,    0,
       97,    0,   95,    0,   91,   92,    0,   94,   99,    0,
       98,    0,   98,  101,  100,  103,   91,   92,  103,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,   48,   51,    0,    0,
        0,    0,   87,    0,    0,    0,    0,   82,    0,    0,

        0,   66,    0,    0,   67,    0,    0,    0,    0,    0,
        0,    0,  103,  103,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   35,   35,   35,   35,   35,    0,   66,    0,    0,
        0,   35,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   12,   35,   35,   35,   35,   35,   35,   35,   35,
       35,   21,   35,   35,   35,   35,   35,   28,   35,   31,
       35,   35,   34,    0,    0,    0,   35,    2,   35,   35,
        6,   35,   35,   35,   35,   35,   35,   35,   14,   35,

       35,   35,   18,   35,   35,   35,   35,   24,   35,   27,
       29,   32,   35,    0,    0,   76,    1,    3,   35,   35,
        8,   35,   35,   35,   35,   35,   35,   35,   35,   19,
       35,   35,   35,   35,   35,   35,    0,    4,   35,   35,
       35,   35,   35,   35,   35,   35,   35,   35,   35,   22,
       35,   35,   35,   33,    0,   35,   35,   35,   35,   35,
       35,   35,   35,   16,   17,   35,   35,   26,   35,    0,
       35,   35,   35,   35,   35,   25,   13,   35,   35,   35,
       35,    0,    0,    5,   35,   35,   35,   11,   35,   35,
       35,   35,   36,   35,    9,   35,   15,   20,   23,   30,

       35,   35,    7,   35,   35,   35,   35,   35,   10,    0
    } ;

static yyconst int yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        2,    2,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    4,    1,    5,    6,    7,    8,    1,    9,    1,
        1,   10,    1,   11,   12,   13,   14,   15,   15,   15,
       15,   15,   15,   15,   15,   16,   16,   17,   18,   19,
       20,   21,   22,   23,   24,   24,   24,   24,   24,   24,
       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
       13,   13,   13,   13,   25,   13,   13,   13,   13,   13,
       26,   27,   28,    1,   29,    1,   30,   31,   32,   33,

       34,   35,   36,   37,   38,   13,   39,   40,   41,   42,
       43,   44,   13,   45,   46,   47,   48,   49,   13,   50,
       51,   13,   52,   53,   54,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,

        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1
    } ;

static yyconst int yy_meta[56] =
    {   0,
        1,    1,    2,    1,    3,    1,    4,    5,    6,    7,
        1,    8,    9,    5,   10,   10,    1,    1,    4,    1,
       11,    1,    4,   10,    9,   12,   13,   12,    9,   10,
       10,   10,   10,   10,   10,    9,    9,    9,    9,    9,
        9,    9,    9,    9,    9,    9,    9,    9,    9,    9,
        9,    4,    1,    4,   11
    } ;

static yyconst short int yy_base[449] =
    {   0,
        0,  896,   46,   47,   55,   58,  891,  890,   61,   64,
       50,   70,   66,   75,   85,   86,  109,  159,   96,  122,
      129,  144,  899,  903,   60,  104,  903,  206,  903,  903,
        0,   89,   52,  903,  903,    0,  903,  903,  903,  858,
        0,  106,  903,  903,  870,  903,  138,    0,  882,    0,
      903,  142,    0,  903,  172,    0,  903,  254,    0,  903,
        0,  903,  174,   88,  903,  169,   92,  144,  903,  903,
        0,  841,  170,    0,    0,    0,  178,  198,  903,    0,
      856,   26,   76,  855,  852,  128,  857,  161,  842,  164,
      851,  100,  164,  846,  853,  856,  903,    0,  903,    0,

      201,  864,  846,    0,  903,  218,  856,  263,  268,  855,
        0,  903,    0,  903,  221,  854,  224,    0,  903,  230,
      853,  258,    0,  903,  903,  864,    0,  903,  903,  903,
      903,  903,  903,    0,  903,    0,    0,    0,  903,  258,
      262,    0,  903,  284,  903,  903,  289,  903,  903,  303,
      903,  267,  282,    0,  903,    0,    0,    0,  306,    0,
      836,  280,  832,  831,  831,  272,  829,  160,  841,  827,
      830,  288,  836,  822,  823,   91,  822,  830,  831,  834,
      818,  823,  817,  822,  814,  826,    0,  903,  815,  316,
      300,  321,  829,  329,  332,  828,  335,  827,  338,  341,

      826,  837,    0,    0,    0,  830,  344,  328,  348,  343,
      356,  346,  359,  354,  820,  801,  810,  800,  812,  802,
      810,  809,  808,  829,  793,  827,  808,  801,  802,  795,
      804,  788,  788,  785,  798,  787,  794,  790,  786,  780,
      783,  789,  788,  778,  789,  787,  784,  903,    0,    0,
      359,  772,  780,  773,  769,  781,  767,  779,  798,  776,
      764,    0,  763,  759,  771,  355,  766,  757,  761,  753,
      766,    0,  752,  357,  751,  763,  749,    0,  753,    0,
      752,  750,    0,  788,    0,    0,  740,    0,  756,  741,
        0,  360,  741,  743,  364,  756,  755,  746,    0,  739,

      740,  735,    0,  733,  767,  744,  733,    0,  729,    0,
      365,    0,  729,  313,    0,  903,    0,  728,  741,  723,
        0,  726,  727,  724,  723,  724,  721,  731,  721,    0,
      719,  717,  731,  717,  712,  724,  375,    0,  710,  722,
      721,  706,  707,  722,  709,  716,  703,  716,  717,    0,
      701,  688,  691,    0,  703,  659,  644,  648,  635,  646,
      635,  624,  634,    0,    0,  623,  621,    0,  627,  625,
      581,  578,  564,  538,  528,    0,    0,  527,  525,  518,
      507,  533,  526,    0,  349,  338,  339,    0,  335,  342,
      337,  346,  903,  310,    0,  274,    0,    0,    0,    0,

      282,  366,    0,  278,  256,  240,  241,  222,    0,  903,
      395,  408,  421,  434,  447,  460,  473,  486,  499,  512,
      517,  527,  540,  553,  566,  579,  590,  603,  614,  627,
      639,  652,  664,  677,  690,  696,  706,  254,  219,  208,
      719,  196,  193,  167,  144,  142,   55,  732
    } ;

static yyconst short int yy_def[449] =
    {   0,
      410,    1,  411,  411,  412,  412,  413,  413,  414,  414,
      415,  415,  416,  416,  417,  417,  418,  418,  419,  419,
      420,  420,  410,  410,  410,  410,  410,  410,  410,  410,
      421,  410,  410,  410,  410,  422,  410,  410,  410,  410,
      423,  410,  410,  410,  424,  410,  424,  425,  410,  426,
      410,  427,  428,  410,  429,  430,  410,  431,  432,  410,
      433,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      434,  410,  410,  435,  435,  435,  435,  410,  410,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  410,  421,  410,  437,

      410,  422,  410,  423,  410,  410,  424,  424,  424,  424,
      425,  410,  426,  410,  410,  410,  410,  428,  410,  410,
      410,  410,  430,  410,  410,  410,  438,  410,  410,  410,
      410,  410,  410,  439,  410,  440,  432,  433,  410,  410,
      410,  441,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  434,  410,  435,  435,  435,  435,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  437,  410,  410,  410,
      410,  410,  410,  410,  410,  427,  410,  410,  410,  410,

      429,  410,  442,  443,  440,  441,  410,  410,  410,  410,
      410,  410,  435,  435,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  410,  410,  444,  445,
      410,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  410,  446,  447,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,

      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  410,  439,  410,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  410,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  410,  436,  436,  436,  436,  436,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  448,
      436,  436,  436,  436,  436,  436,  436,  436,  436,  436,
      436,  448,  410,  436,  436,  436,  436,  436,  436,  436,
      436,  436,  410,  436,  436,  436,  436,  436,  436,  436,

      436,  436,  436,  436,  436,  436,  436,  436,  436,    0,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410
    } ;

static yyconst short int yy_nxt[959] =
    {   0,
       24,   25,   26,   25,   27,   24,   24,   28,   29,   24,
       30,   24,   31,   32,   33,   33,   34,   35,   36,   37,
       24,   24,   24,   31,   31,   24,   24,   24,   31,   31,
       31,   31,   31,   31,   31,   31,   31,   31,   31,   31,
       31,   31,   31,   31,   31,   31,   31,   31,   31,   31,
       31,   38,   39,   24,   24,   42,   42,   46,   54,  162,
       46,   78,   78,   78,  316,   51,  101,  101,   51,  163,
       57,   43,   43,   44,   44,   43,   55,   44,   54,   57,
       43,   47,   44,   43,   47,   44,   43,   52,   44,   43,
       52,   44,   58,   60,   60,   43,   55,   44,   99,  148,

       62,   58,  100,   72,   65,   78,   78,   78,  143,   73,
      149,   58,   58,   62,  144,   63,   64,   65,  150,  105,
      164,   43,   66,   44,  235,  165,   62,   67,  236,   72,
       65,   68,  106,   75,   43,   73,   44,   76,  179,  109,
      110,  109,   77,  115,  116,  115,  180,   43,   75,   44,
      151,  315,   76,  286,   43,  152,   44,   77,  153,  153,
       69,  168,   70,   62,  108,   63,   64,   65,  117,   43,
      169,   44,   66,  120,  121,  120,  285,   67,  145,  145,
      139,   68,  146,  146,   43,  140,   44,  157,  141,  141,
      171,  158,  142,  175,  225,  147,  147,  181,  122,   78,

       78,   78,  250,  172,  159,  249,  182,  173,  176,  226,
       69,  177,   70,   79,  183,  101,  101,  205,   80,  190,
      191,  190,  192,  193,  192,  195,  196,  195,  204,   80,
       80,  197,  198,  197,   80,   80,   81,   80,   82,   83,
       84,   85,   80,   80,   80,   86,   87,   88,   89,   90,
       91,   92,   93,   94,   95,   80,   96,   97,  125,  200,
      201,  200,  125,  203,  109,  110,  109,  409,  126,  109,
      110,  109,  141,  141,  408,  125,  141,  141,  127,  407,
      125,  153,  153,  128,  129,  207,  208,  207,  130,  108,
      209,  210,  209,  406,  108,  131,  153,  153,  132,  230,

      133,  134,  135,  136,  211,  212,  211,  213,  214,  213,
      216,  222,  405,  105,  217,  403,  230,  190,  191,  190,
      402,  223,  192,  193,  192,  218,  106,  337,  337,  231,
      192,  193,  192,  195,  196,  195,  197,  198,  197,  197,
      198,  197,  200,  201,  200,  207,  208,  207,  143,  209,
      210,  209,  145,  148,  144,  401,  146,  211,  212,  211,
      213,  214,  213,  157,  149,  139,  300,  158,  307,  147,
      140,  320,  150,  141,  141,  323,  335,  404,  355,  400,
      159,  399,  398,  300,  397,  307,  396,  395,  320,  337,
      337,  394,  323,  335,  404,   41,   41,   41,   41,   41,

       41,   41,   41,   41,   41,   41,   41,   41,   45,   45,
       45,   45,   45,   45,   45,   45,   45,   45,   45,   45,
       45,   48,   48,   48,   48,   48,   48,   48,   48,   48,
       48,   48,   48,   48,   50,   50,   50,   50,   50,   50,
       50,   50,   50,   50,   50,   50,   50,   53,   53,   53,
       53,   53,   53,   53,   53,   53,   53,   53,   53,   53,
       56,   56,   56,   56,   56,   56,   56,   56,   56,   56,
       56,   56,   56,   59,   59,   59,   59,   59,   59,   59,
       59,   59,   59,   59,   59,   59,   61,   61,   61,   61,
       61,   61,   61,   61,   61,   61,   61,   61,   61,   71,

       71,   71,   71,   71,   71,   71,   71,   71,   71,   71,
       71,   71,   74,   74,   74,   74,   74,   74,   74,   74,
       74,   74,   74,   74,   74,   98,   98,  102,  393,  102,
      102,  102,  102,  102,  102,  102,  102,  383,  102,  102,
      104,  104,  104,  104,  104,  104,  392,  104,  104,  104,
      104,  391,  104,  107,  390,  107,  107,  107,  107,  107,
      107,  107,  107,  107,  389,  107,  111,  111,  111,  111,
      111,  111,  388,  111,  111,  111,  111,  111,  111,  113,
      113,  387,  113,  113,  113,  113,  113,  113,  113,  113,
      114,  114,  114,  114,  114,  114,  114,  114,  114,  114,

      114,  386,  114,  118,  118,  118,  118,  118,  385,  118,
      118,  118,  118,  118,  119,  119,  119,  119,  119,  119,
      119,  119,  119,  119,  119,  384,  119,  123,  123,  383,
      123,  123,  123,  123,  123,  123,  123,  123,  123,  124,
      124,  124,  124,  124,  124,  124,  124,  124,  124,  124,
      124,  124,  137,  137,  137,  137,  137,  381,  137,  137,
      137,  137,  137,  137,  138,  138,  380,  379,  378,  377,
      138,  138,  138,  138,  138,  376,  138,  154,  154,  375,
      154,  374,  373,  154,  154,  154,  154,  154,  372,  154,
      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,

      156,  371,  156,  160,  160,  160,  187,  370,  187,  187,
      187,  187,  187,  187,  187,  187,  187,  187,  187,  206,
      369,  206,  206,  206,  206,  206,  206,  206,  206,  368,
      206,  206,  382,  382,  382,  382,  382,  382,  382,  382,
      382,  382,  382,  382,  382,  367,  366,  365,  364,  363,
      362,  361,  360,  359,  358,  357,  356,  354,  353,  352,
      351,  350,  349,  348,  347,  346,  345,  344,  343,  342,
      341,  340,  339,  338,  336,  334,  333,  332,  331,  330,
      329,  328,  327,  326,  325,  324,  322,  321,  319,  318,
      317,  314,  313,  312,  311,  310,  309,  308,  306,  305,

      304,  303,  302,  301,  299,  298,  297,  296,  295,  294,
      293,  292,  291,  290,  289,  288,  287,  284,  283,  282,
      281,  280,  279,  278,  277,  276,  275,  274,  273,  272,
      271,  270,  269,  268,  267,  266,  265,  264,  263,  262,
      261,  260,  259,  258,  257,  256,  255,  254,  253,  252,
      251,  248,  122,  199,  117,  194,  247,  246,  245,  244,
      243,  242,  241,  240,  239,  238,  237,  234,  233,  232,
      229,  228,  227,  224,  221,  220,  219,  215,  202,  199,
      194,  108,  108,  189,  188,  186,  185,  184,  178,  174,
      170,  167,  166,  161,  155,  112,  108,  103,  410,   49,

       49,   40,   23,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410
    } ;

static yyconst short int yy_chk[959] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    3,    4,    5,   11,   82,
        6,   25,   25,   25,  447,    9,   33,   33,   10,   82,
       13,    3,    4,    3,    4,   11,   11,   11,   12,   14,
        5,    5,    5,    6,    6,    6,    9,    9,    9,   10,
       10,   10,   13,   15,   16,   12,   12,   12,   32,   67,

       19,   14,   32,   19,   19,   26,   26,   26,   64,   19,
       67,   15,   16,   17,   64,   17,   17,   17,   67,   42,
       83,   19,   17,   19,  176,   83,   20,   17,  176,   20,
       20,   17,   42,   21,   17,   20,   17,   21,   92,   47,
       47,   47,   21,   52,   52,   52,   92,   20,   22,   20,
       68,  446,   22,  445,   21,   68,   21,   22,   68,   68,
       17,   86,   17,   18,   47,   18,   18,   18,   52,   22,
       86,   22,   18,   55,   55,   55,  444,   18,   66,   73,
       63,   18,   66,   73,   18,   63,   18,   77,   63,   63,
       88,   77,   63,   90,  168,   66,   73,   93,   55,   78,

       78,   78,  443,   88,   77,  442,   93,   88,   90,  168,
       18,   90,   18,   28,   93,  101,  101,  440,   28,  106,
      106,  106,  115,  115,  115,  117,  117,  117,  439,   28,
       28,  120,  120,  120,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   28,   28,
       28,   28,   28,   28,   28,   28,   28,   28,   58,  122,
      122,  122,   58,  438,  108,  108,  108,  408,   58,  109,
      109,  109,  140,  140,  407,   58,  141,  141,   58,  406,
       58,  152,  152,   58,   58,  144,  144,  144,   58,  108,
      147,  147,  147,  405,  109,   58,  153,  153,   58,  172,

       58,   58,   58,   58,  150,  150,  150,  159,  159,  159,
      162,  166,  404,  191,  162,  401,  172,  190,  190,  190,
      396,  166,  192,  192,  192,  162,  191,  314,  314,  172,
      194,  194,  194,  195,  195,  195,  197,  197,  197,  199,
      199,  199,  200,  200,  200,  207,  207,  207,  208,  209,
      209,  209,  210,  212,  208,  394,  210,  211,  211,  211,
      213,  213,  213,  214,  212,  251,  266,  214,  274,  210,
      251,  292,  212,  251,  251,  295,  311,  402,  337,  392,
      214,  391,  390,  266,  389,  274,  387,  386,  292,  337,
      337,  385,  295,  311,  402,  411,  411,  411,  411,  411,

      411,  411,  411,  411,  411,  411,  411,  411,  412,  412,
      412,  412,  412,  412,  412,  412,  412,  412,  412,  412,
      412,  413,  413,  413,  413,  413,  413,  413,  413,  413,
      413,  413,  413,  413,  414,  414,  414,  414,  414,  414,
      414,  414,  414,  414,  414,  414,  414,  415,  415,  415,
      415,  415,  415,  415,  415,  415,  415,  415,  415,  415,
      416,  416,  416,  416,  416,  416,  416,  416,  416,  416,
      416,  416,  416,  417,  417,  417,  417,  417,  417,  417,
      417,  417,  417,  417,  417,  417,  418,  418,  418,  418,
      418,  418,  418,  418,  418,  418,  418,  418,  418,  419,

      419,  419,  419,  419,  419,  419,  419,  419,  419,  419,
      419,  419,  420,  420,  420,  420,  420,  420,  420,  420,
      420,  420,  420,  420,  420,  421,  421,  422,  383,  422,
      422,  422,  422,  422,  422,  422,  422,  382,  422,  422,
      423,  423,  423,  423,  423,  423,  381,  423,  423,  423,
      423,  380,  423,  424,  379,  424,  424,  424,  424,  424,
      424,  424,  424,  424,  378,  424,  425,  425,  425,  425,
      425,  425,  375,  425,  425,  425,  425,  425,  425,  426,
      426,  374,  426,  426,  426,  426,  426,  426,  426,  426,
      427,  427,  427,  427,  427,  427,  427,  427,  427,  427,

      427,  373,  427,  428,  428,  428,  428,  428,  372,  428,
      428,  428,  428,  428,  429,  429,  429,  429,  429,  429,
      429,  429,  429,  429,  429,  371,  429,  430,  430,  370,
      430,  430,  430,  430,  430,  430,  430,  430,  430,  431,
      431,  431,  431,  431,  431,  431,  431,  431,  431,  431,
      431,  431,  432,  432,  432,  432,  432,  369,  432,  432,
      432,  432,  432,  432,  433,  433,  367,  366,  363,  362,
      433,  433,  433,  433,  433,  361,  433,  434,  434,  360,
      434,  359,  358,  434,  434,  434,  434,  434,  357,  434,
      435,  435,  435,  435,  435,  435,  435,  435,  435,  435,

      435,  356,  435,  436,  436,  436,  437,  355,  437,  437,
      437,  437,  437,  437,  437,  437,  437,  437,  437,  441,
      353,  441,  441,  441,  441,  441,  441,  441,  441,  352,
      441,  441,  448,  448,  448,  448,  448,  448,  448,  448,
      448,  448,  448,  448,  448,  351,  349,  348,  347,  346,
      345,  344,  343,  342,  341,  340,  339,  336,  335,  334,
      333,  332,  331,  329,  328,  327,  326,  325,  324,  323,
      322,  320,  319,  318,  313,  309,  307,  306,  305,  304,
      302,  301,  300,  298,  297,  296,  294,  293,  290,  289,
      287,  284,  282,  281,  279,  277,  276,  275,  273,  271,

      270,  269,  268,  267,  265,  264,  263,  261,  260,  259,
      258,  257,  256,  255,  254,  253,  252,  247,  246,  245,
      244,  243,  242,  241,  240,  239,  238,  237,  236,  235,
      234,  233,  232,  231,  230,  229,  228,  227,  226,  225,
      224,  223,  222,  221,  220,  219,  218,  217,  216,  215,
      206,  202,  201,  198,  196,  193,  189,  186,  185,  184,
      183,  182,  181,  180,  179,  178,  177,  175,  174,  173,
      171,  170,  169,  167,  165,  164,  163,  161,  126,  121,
      116,  110,  107,  103,  102,   96,   95,   94,   91,   89,
       87,   85,   84,   81,   72,   49,   45,   40,   23,    8,

        7,    2,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410,  410,  410,
      410,  410,  410,  410,  410,  410,  410,  410
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

extern int yy_flex_debug;
int yy_flex_debug = 1;

static yyconst short int yy_rule_linenum[104] =
    {   0,
      218,  219,  220,  221,  222,  223,  224,  225,  226,  227,
      228,  229,  230,  231,  232,  233,  234,  235,  236,  237,
      238,  239,  240,  241,  242,  243,  244,  245,  246,  247,
      248,  249,  250,  251,  253,  258,  260,  261,  262,  263,
      264,  266,  268,  274,  288,  291,  294,  295,  298,  301,
      304,  312,  318,  333,  334,  344,  349,  364,  365,  380,
      381,  393,  403,  422,  438,  457,  469,  483,  484,  485,
      486,  487,  488,  489,  490,  491,  502,  508,  519,  525,
      526,  527,  529,  546,  552,  553,  554,  556,  573,  576,
      579,  580,  583,  594,  595,  596,  609,  611,  616,  635,

      642,  643,  662
    } ;

/* The intent behind this definition is that it'll catch
 * any uses of REJECT which flex missed.
 */
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "scan-gram.l"
#define INITIAL 0
/* Bison Grammar Scanner                             -*- C -*-
   Copyright (C) 2002 Free Software Foundation, Inc.

   This file is part of Bison, the GNU Compiler Compiler.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307  USA
*/
#define YY_NO_UNPUT 1
#define YY_NEVER_INTERACTIVE 1
#define YY_STACK_USED 1
#line 26 "scan-gram.l"
#include "system.h"
#include "mbswidth.h"
#include "complain.h"
#include "quote.h"
#include "getargs.h"
#include "gram.h"
#include "reader.h"

/* Each time we match a string, move the end cursor to its end. */
#define YY_USER_INIT				\
do {						\
  LOCATION_RESET (*yylloc);			\
  yylloc->file = infile;			\
   /* This is only to avoid GCC warnings. */	\
  if (yycontrol) {;};				\
} while (0)

#define YY_USER_ACTION  extend_location (yylloc, yytext, yyleng);
#define YY_STEP         LOCATION_STEP (*yylloc)

#define YY_INPUT(buf, result, size) ((result) = no_cr_read (yyin, buf, size))


/* Read bytes from FP into buffer BUF of size SIZE.  Return the
   number of bytes read.  Remove '\r' from input, treating \r\n
   and isolated \r as \n.  */

static size_t
no_cr_read (FILE *fp, char *buf, size_t size)
{
  size_t s = fread (buf, 1, size, fp);
  if (s)
    {
      char *w = memchr (buf, '\r', s);
      if (w)
	{
	  char const *r = ++w;
	  char const *lim = buf + s;

	  for (;;)
	    {
	      /* Found an '\r'.  Treat it like '\n', but ignore any
		 '\n' that immediately follows.  */
	      w[-1] = '\n';
	      if (r == lim)
		{
		  int ch = getc (fp);
		  if (ch != '\n' && ungetc (ch, fp) != ch)
		    break;
		}
	      else if (*r == '\n')
		r++;

	      /* Copy until the next '\r'.  */
	      do
		{
		  if (r == lim)
		    return w - buf;
		}
	      while ((*w++ = *r++) != '\r');
	    }

	  return w - buf;
	}
    }

  return s;
}


/* Extend *LOC to account for token TOKEN of size SIZE.  */

static void
extend_location (location_t *loc, char const *token, int size)
{
  int line = loc->last_line;
  int column = loc->last_column;
  char const *p0 = token;
  char const *p = token;
  char const *lim = token + size;

  for (p = token; p < lim; p++)
    switch (*p)
      {
      case '\r':
	/* \r shouldn't survive no_cr_read.  */
	abort ();

      case '\n':
	line++;
	column = 1;
	p0 = p + 1;
	break;

      case '\t':
	column += mbsnwidth (p0, p - p0, 0);
	column += 8 - ((column - 1) & 7);
	p0 = p + 1;
	break;
      }

  loc->last_line = line;
  loc->last_column = column + mbsnwidth (p0, p - p0, 0);
}



/* STRING_OBSTACK -- Used to store all the characters that we need to
   keep (to construct ID, STRINGS etc.).  Use the following macros to
   use it.

   Use YY_OBS_GROW to append what has just been matched, and
   YY_OBS_FINISH to end the string (it puts the ending 0).
   YY_OBS_FINISH also stores this string in LAST_STRING, which can be
   used, and which is used by YY_OBS_FREE to free the last string.  */

static struct obstack string_obstack;
char *last_string;

#define YY_OBS_GROW   \
  obstack_grow (&string_obstack, yytext, yyleng)

#define YY_OBS_FINISH					\
  do {							\
    obstack_1grow (&string_obstack, '\0');		\
    last_string = obstack_finish (&string_obstack);	\
  } while (0)

#define YY_OBS_FREE						\
  do {								\
    obstack_free (&string_obstack, last_string);		\
  } while (0)

void
scanner_last_string_free (void)
{
  YY_OBS_FREE;
}


static int percent_percent_count = 0;

/* Within well-formed rules, RULE_LENGTH is the number of values in
   the current rule so far, which says where to find `$0' with respect
   to the top of the stack.  It is not the same as the rule->length in
   the case of mid rule actions.

   Outside of well-formed rules, RULE_LENGTH has an undefined value.  */
static int rule_length;

static void handle_dollar (braced_code_t code_kind,
			   char *cp, location_t location);
static void handle_at (braced_code_t code_kind,
		       char *cp, location_t location);
static void handle_syncline (char *args, location_t *location);
static int convert_ucn_to_byte (char const *hex_text);

#define SC_COMMENT 1
#define SC_LINE_COMMENT 2
#define SC_YACC_COMMENT 3

#define SC_STRING 4
#define SC_CHARACTER 5

#define SC_ESCAPED_STRING 6
#define SC_ESCAPED_CHARACTER 7

#define SC_BRACED_CODE 8
#define SC_PROLOGUE 9
#define SC_EPILOGUE 10

/* POSIX says that a tag must be both an id and a C union member, but
   historically almost any character is allowed in a tag.  We disallow
   NUL and newline, as this simplifies our implementation.  */
/* Zero or more instances of backslash-newline.  Following GCC, allow
   white space between the backslash and the newline.  */
#line 962 "scan-gram.c"

/* Macros after this point can all be overridden by user definitions in
 * section 1.
 */

#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap YY_PROTO(( void ));
#else
extern int yywrap YY_PROTO(( void ));
#endif
#endif

#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, char *buf_ptr ));
#endif

#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst char * ));
#endif

#ifndef YY_NO_INPUT
#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
#endif

/* Copy whatever the last rule matched to the standard output. */

#ifndef ECHO
/* 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 )
#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) \
	if ( yy_current_buffer->yy_is_interactive ) \
		{ \
		int c = '*', n; \
		for ( n = 0; n < max_size && \
			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
			buf[n] = (char) c; \
		if ( c == '\n' ) \
			buf[n++] = (char) c; \
		if ( c == EOF && ferror( yyin ) ) \
			YY_FATAL_ERROR( "input in flex scanner failed" ); \
		result = n; \
		} \
	else \
		{ \
		errno=0; \
		while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
			{ \
			if( errno != EINTR) \
				{ \
				YY_FATAL_ERROR( "input in flex scanner failed" ); \
				break; \
				} \
			errno=0; \
			clearerr(yyin); \
			} \
		}
#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 )
#endif

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL int yylex YY_PROTO(( void ))
#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

#define YY_RULE_SETUP \
	if ( yyleng > 0 ) \
		yy_current_buffer->yy_at_bol = \
				(yytext[yyleng - 1] == '\n'); \
	YY_USER_ACTION

YY_DECL
	{
	register yy_state_type yy_current_state;
	register char *yy_cp, *yy_bp;
	register int yy_act;

#line 203 "scan-gram.l"


  int braces_level IF_LINT (= 0);

  /* At each yylex invocation, mark the current position as the
     start of the next token.  */
  YY_STEP;



  /*----------------------------.
  | Scanning Bison directives.  |
  `----------------------------*/
#line 1141 "scan-gram.c"

	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;

		if ( ! yyout )
			yyout = stdout;

		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 */
		{
		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;

		yy_current_state = yy_start;
		yy_current_state += YY_AT_BOL();
yy_match:
		do
			{
			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
			if ( yy_accept[yy_current_state] )
				{
				yy_last_accepting_state = yy_current_state;
				yy_last_accepting_cpos = yy_cp;
				}
			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
				{
				yy_current_state = (int) yy_def[yy_current_state];
				if ( yy_current_state >= 411 )
					yy_c = yy_meta[(unsigned int) yy_c];
				}
			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
			++yy_cp;
			}
		while ( yy_base[yy_current_state] != 903 );

yy_find_action:
		yy_act = yy_accept[yy_current_state];
		if ( yy_act == 0 )
			{ /* have to back up */
			yy_cp = yy_last_accepting_cpos;
			yy_current_state = yy_last_accepting_state;
			yy_act = yy_accept[yy_current_state];
			}

		YY_DO_BEFORE_ACTION;


do_action:	/* This label is used only to access EOF actions. */

		if ( yy_flex_debug )
			{
			if ( yy_act == 0 )
				fprintf( stderr, "--scanner backing up\n" );
			else if ( yy_act < 104 )
				fprintf( stderr, "--accepting rule at line %d (\"%s\")\n",
				         yy_rule_linenum[yy_act], yytext );
			else if ( yy_act == 104 )
				fprintf( stderr, "--accepting default rule (\"%s\")\n",
				         yytext );
			else if ( yy_act == 105 )
				fprintf( stderr, "--(end of buffer or a NUL)\n" );
			else
				fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
			}

		switch ( yy_act )
	{ /* beginning of action switch */
			case 0: /* must back up */
			/* undo the effects of YY_DO_BEFORE_ACTION */
			*yy_cp = yy_hold_char;
			yy_cp = yy_last_accepting_cpos;
			yy_current_state = yy_last_accepting_state;
			goto yy_find_action;



case 1:
YY_RULE_SETUP
#line 218 "scan-gram.l"
return PERCENT_NONASSOC;
	YY_BREAK
case 2:
YY_RULE_SETUP
#line 219 "scan-gram.l"
return PERCENT_DEBUG;
	YY_BREAK
case 3:
YY_RULE_SETUP
#line 220 "scan-gram.l"
return PERCENT_DEFINE;
	YY_BREAK
case 4:
YY_RULE_SETUP
#line 221 "scan-gram.l"
return PERCENT_DEFINES;
	YY_BREAK
case 5:
YY_RULE_SETUP
#line 222 "scan-gram.l"
return PERCENT_DESTRUCTOR;
	YY_BREAK
case 6:
YY_RULE_SETUP
#line 223 "scan-gram.l"
return PERCENT_DPREC;
	YY_BREAK
case 7:
YY_RULE_SETUP
#line 224 "scan-gram.l"
return PERCENT_ERROR_VERBOSE;
	YY_BREAK
case 8:
YY_RULE_SETUP
#line 225 "scan-gram.l"
return PERCENT_EXPECT;
	YY_BREAK
case 9:
YY_RULE_SETUP
#line 226 "scan-gram.l"
return PERCENT_FILE_PREFIX;
	YY_BREAK
case 10:
YY_RULE_SETUP
#line 227 "scan-gram.l"
return PERCENT_YACC;
	YY_BREAK
case 11:
YY_RULE_SETUP
#line 228 "scan-gram.l"
return PERCENT_GLR_PARSER;
	YY_BREAK
case 12:
YY_RULE_SETUP
#line 229 "scan-gram.l"
return PERCENT_LEFT;
	YY_BREAK
case 13:
YY_RULE_SETUP
#line 230 "scan-gram.l"
return PERCENT_LOCATIONS;
	YY_BREAK
case 14:
YY_RULE_SETUP
#line 231 "scan-gram.l"
return PERCENT_MERGE;
	YY_BREAK
case 15:
YY_RULE_SETUP
#line 232 "scan-gram.l"
return PERCENT_NAME_PREFIX;
	YY_BREAK
case 16:
YY_RULE_SETUP
#line 233 "scan-gram.l"
return PERCENT_NO_LINES;
	YY_BREAK
case 17:
YY_RULE_SETUP
#line 234 "scan-gram.l"
return PERCENT_NONASSOC;
	YY_BREAK
case 18:
YY_RULE_SETUP
#line 235 "scan-gram.l"
return PERCENT_NTERM;
	YY_BREAK
case 19:
YY_RULE_SETUP
#line 236 "scan-gram.l"
return PERCENT_OUTPUT;
	YY_BREAK
case 20:
YY_RULE_SETUP
#line 237 "scan-gram.l"
return PERCENT_PARSE_PARAM;
	YY_BREAK
case 21:
YY_RULE_SETUP
#line 238 "scan-gram.l"
rule_length--; return PERCENT_PREC;
	YY_BREAK
case 22:
YY_RULE_SETUP
#line 239 "scan-gram.l"
return PERCENT_PRINTER;
	YY_BREAK
case 23:
YY_RULE_SETUP
#line 240 "scan-gram.l"
return PERCENT_PURE_PARSER;
	YY_BREAK
case 24:
YY_RULE_SETUP
#line 241 "scan-gram.l"
return PERCENT_RIGHT;
	YY_BREAK
case 25:
YY_RULE_SETUP
#line 242 "scan-gram.l"
return PERCENT_LEX_PARAM;
	YY_BREAK
case 26:
YY_RULE_SETUP
#line 243 "scan-gram.l"
return PERCENT_SKELETON;
	YY_BREAK
case 27:
YY_RULE_SETUP
#line 244 "scan-gram.l"
return PERCENT_START;
	YY_BREAK
case 28:
YY_RULE_SETUP
#line 245 "scan-gram.l"
return PERCENT_TOKEN;
	YY_BREAK
case 29:
YY_RULE_SETUP
#line 246 "scan-gram.l"
return PERCENT_TOKEN;
	YY_BREAK
case 30:
YY_RULE_SETUP
#line 247 "scan-gram.l"
return PERCENT_TOKEN_TABLE;
	YY_BREAK
case 31:
YY_RULE_SETUP
#line 248 "scan-gram.l"
return PERCENT_TYPE;
	YY_BREAK
case 32:
YY_RULE_SETUP
#line 249 "scan-gram.l"
return PERCENT_UNION;
	YY_BREAK
case 33:
YY_RULE_SETUP
#line 250 "scan-gram.l"
return PERCENT_VERBOSE;
	YY_BREAK
case 34:
YY_RULE_SETUP
#line 251 "scan-gram.l"
return PERCENT_YACC;
	YY_BREAK
case 35:
YY_RULE_SETUP
#line 253 "scan-gram.l"
{
    complain_at (*yylloc, _("invalid directive: %s"), quote (yytext));
    YY_STEP;
  }
	YY_BREAK
case 36:
YY_RULE_SETUP
#line 258 "scan-gram.l"
handle_syncline (yytext + strlen ("#line "), yylloc); YY_STEP;
	YY_BREAK
case 37:
YY_RULE_SETUP
#line 260 "scan-gram.l"
return EQUAL;
	YY_BREAK
case 38:
YY_RULE_SETUP
#line 261 "scan-gram.l"
rule_length = 0; return COLON;
	YY_BREAK
case 39:
YY_RULE_SETUP
#line 262 "scan-gram.l"
rule_length = 0; return PIPE;
	YY_BREAK
case 40:
YY_RULE_SETUP
#line 263 "scan-gram.l"
return COMMA;
	YY_BREAK
case 41:
YY_RULE_SETUP
#line 264 "scan-gram.l"
return SEMICOLON;
	YY_BREAK
case 42:
YY_RULE_SETUP
#line 266 "scan-gram.l"
YY_STEP;
	YY_BREAK
case 43:
YY_RULE_SETUP
#line 268 "scan-gram.l"
{
    yylval->symbol = symbol_get (yytext, *yylloc);
    rule_length++;
    return ID;
  }
	YY_BREAK
case 44:
YY_RULE_SETUP
#line 274 "scan-gram.l"
{
    unsigned long num;
    errno = 0;
    num = strtoul (yytext, 0, 10);
    if (INT_MAX < num || errno)
      {
	complain_at (*yylloc, _("integer out of range: %s"), quote (yytext));
	num = INT_MAX;
      }
    yylval->integer = num;
    return INT;
  }
	YY_BREAK
/* Characters.  We don't check there is only one.  */
case 45:
YY_RULE_SETUP
#line 288 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_ESCAPED_CHARACTER);
	YY_BREAK
/* Strings. */
case 46:
YY_RULE_SETUP
#line 291 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_ESCAPED_STRING);
	YY_BREAK
/* Comments. */
case 47:
YY_RULE_SETUP
#line 294 "scan-gram.l"
BEGIN SC_YACC_COMMENT;
	YY_BREAK
case 48:
YY_RULE_SETUP
#line 295 "scan-gram.l"
YY_STEP;
	YY_BREAK
/* Prologue. */
case 49:
YY_RULE_SETUP
#line 298 "scan-gram.l"
yy_push_state (SC_PROLOGUE);
	YY_BREAK
/* Code in between braces.  */
case 50:
YY_RULE_SETUP
#line 301 "scan-gram.l"
YY_OBS_GROW; braces_level = 0; yy_push_state (SC_BRACED_CODE);
	YY_BREAK
/* A type. */
case 51:
YY_RULE_SETUP
#line 304 "scan-gram.l"
{
    obstack_grow (&string_obstack, yytext + 1, yyleng - 2);
    YY_OBS_FINISH;
    yylval->string = last_string;
    return TYPE;
  }
	YY_BREAK
case 52:
YY_RULE_SETUP
#line 312 "scan-gram.l"
{
    if (++percent_percent_count == 2)
      yy_push_state (SC_EPILOGUE);
    return PERCENT_PERCENT;
  }
	YY_BREAK
case 53:
YY_RULE_SETUP
#line 318 "scan-gram.l"
{
    complain_at (*yylloc, _("invalid character: %s"), quote (yytext));
    YY_STEP;
  }
	YY_BREAK

/*-------------------------------------------------------------------.
  | Whatever the start condition (but those which correspond to        |
  | entities `swallowed' by Bison: SC_YACC_COMMENT, SC_ESCAPED_STRING, |
  | and SC_ESCAPED_CHARACTER), no M4 character must escape as is.      |
  `-------------------------------------------------------------------*/


case 54:
YY_RULE_SETUP
#line 333 "scan-gram.l"
obstack_sgrow (&string_obstack, "@<:@");
	YY_BREAK
case 55:
YY_RULE_SETUP
#line 334 "scan-gram.l"
obstack_sgrow (&string_obstack, "@:>@");
	YY_BREAK

/*---------------------------------------------------------------.
  | Scanning a Yacc comment.  The initial `/ *' is already eaten.  |
  `---------------------------------------------------------------*/


case 56:
YY_RULE_SETUP
#line 344 "scan-gram.l"
{
    YY_STEP;
    BEGIN INITIAL;
  }
	YY_BREAK
case 57:
YY_RULE_SETUP
#line 349 "scan-gram.l"
;
	YY_BREAK
case YY_STATE_EOF(SC_YACC_COMMENT):
#line 351 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a comment"));
    BEGIN INITIAL;
  }
	YY_BREAK

/*------------------------------------------------------------.
  | Scanning a C comment.  The initial `/ *' is already eaten.  |
  `------------------------------------------------------------*/


case 58:
YY_RULE_SETUP
#line 364 "scan-gram.l"
YY_OBS_GROW; yy_pop_state ();
	YY_BREAK
case 59:
YY_RULE_SETUP
#line 365 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_COMMENT):
#line 367 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a comment"));
    yy_pop_state ();
  }
	YY_BREAK

/*--------------------------------------------------------------.
  | Scanning a line comment.  The initial `//' is already eaten.  |
  `--------------------------------------------------------------*/


case 60:
YY_RULE_SETUP
#line 380 "scan-gram.l"
YY_OBS_GROW; yy_pop_state ();
	YY_BREAK
case 61:
YY_RULE_SETUP
#line 381 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_LINE_COMMENT):
#line 382 "scan-gram.l"
yy_pop_state ();
	YY_BREAK

/*----------------------------------------------------------------.
  | Scanning a C string, including its escapes.  The initial `"' is |
  | already eaten.                                                  |
  `----------------------------------------------------------------*/


case 62:
YY_RULE_SETUP
#line 393 "scan-gram.l"
{
    assert (yy_top_state () == INITIAL);
    YY_OBS_GROW;
    YY_OBS_FINISH;
    yylval->string = last_string;
    yy_pop_state ();
    rule_length++;
    return STRING;
  }
	YY_BREAK
case 63:
YY_RULE_SETUP
#line 403 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_ESCAPED_STRING):
#line 405 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a string"));
    assert (yy_top_state () == INITIAL);
    YY_OBS_FINISH;
    yylval->string = last_string;
    yy_pop_state ();
    return STRING;
  }
	YY_BREAK

/*---------------------------------------------------------------.
  | Scanning a C character, decoding its escapes.  The initial "'" |
  | is already eaten.                                              |
  `---------------------------------------------------------------*/


case 64:
YY_RULE_SETUP
#line 422 "scan-gram.l"
{
    YY_OBS_GROW;
    assert (yy_top_state () == INITIAL);
    {
      YY_OBS_FINISH;
      yylval->symbol = symbol_get (last_string, *yylloc);
      symbol_class_set (yylval->symbol, token_sym, *yylloc);
      symbol_user_token_number_set (yylval->symbol,
				    (unsigned char) last_string[1], *yylloc);
      YY_OBS_FREE;
      yy_pop_state ();
      rule_length++;
      return ID;
    }
  }
	YY_BREAK
case 65:
YY_RULE_SETUP
#line 438 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_ESCAPED_CHARACTER):
#line 440 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a character literal"));
    assert (yy_top_state () == INITIAL);
    YY_OBS_FINISH;
    yylval->string = last_string;
    yy_pop_state ();
    return CHARACTER;
  }
	YY_BREAK

/*----------------------------.
  | Decode escaped characters.  |
  `----------------------------*/


case 66:
YY_RULE_SETUP
#line 457 "scan-gram.l"
{
    unsigned long c = strtoul (yytext + 1, 0, 8);
    if (UCHAR_MAX < c)
      {
	complain_at (*yylloc, _("invalid escape sequence: %s"),
		     quote (yytext));
	YY_STEP;
      }
    else
      obstack_1grow (&string_obstack, c);
  }
	YY_BREAK
case 67:
YY_RULE_SETUP
#line 469 "scan-gram.l"
{
    unsigned long c;
    errno = 0;
    c = strtoul (yytext + 2, 0, 16);
    if (UCHAR_MAX < c || errno)
      {
	complain_at (*yylloc, _("invalid escape sequence: %s"),
		     quote (yytext));
	YY_STEP;
      }
    else
      obstack_1grow (&string_obstack, c);
  }
	YY_BREAK
case 68:
YY_RULE_SETUP
#line 483 "scan-gram.l"
obstack_1grow (&string_obstack, '\a');
	YY_BREAK
case 69:
YY_RULE_SETUP
#line 484 "scan-gram.l"
obstack_1grow (&string_obstack, '\b');
	YY_BREAK
case 70:
YY_RULE_SETUP
#line 485 "scan-gram.l"
obstack_1grow (&string_obstack, '\f');
	YY_BREAK
case 71:
YY_RULE_SETUP
#line 486 "scan-gram.l"
obstack_1grow (&string_obstack, '\n');
	YY_BREAK
case 72:
YY_RULE_SETUP
#line 487 "scan-gram.l"
obstack_1grow (&string_obstack, '\r');
	YY_BREAK
case 73:
YY_RULE_SETUP
#line 488 "scan-gram.l"
obstack_1grow (&string_obstack, '\t');
	YY_BREAK
case 74:
YY_RULE_SETUP
#line 489 "scan-gram.l"
obstack_1grow (&string_obstack, '\v');
	YY_BREAK
case 75:
YY_RULE_SETUP
#line 490 "scan-gram.l"
obstack_1grow (&string_obstack, yytext[1]);
	YY_BREAK
case 76:
YY_RULE_SETUP
#line 491 "scan-gram.l"
{
    int c = convert_ucn_to_byte (yytext);
    if (c < 0)
      {
	complain_at (*yylloc, _("invalid escape sequence: %s"),
		     quote (yytext));
	YY_STEP;
      }
    else
      obstack_1grow (&string_obstack, c);
  }
	YY_BREAK
case 77:
YY_RULE_SETUP
#line 502 "scan-gram.l"
{
    complain_at (*yylloc, _("unrecognized escape sequence: %s"),
		 quote (yytext));
    YY_OBS_GROW;
  }
	YY_BREAK
/* FLex wants this rule, in case of a `\<<EOF>>'. */
case 78:
YY_RULE_SETUP
#line 508 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK

/*----------------------------------------------------------.
  | Scanning a C character without decoding its escapes.  The |
  | initial "'" is already eaten.                             |
  `----------------------------------------------------------*/


case 79:
YY_RULE_SETUP
#line 519 "scan-gram.l"
{
    YY_OBS_GROW;
    assert (yy_top_state () != INITIAL);
    yy_pop_state ();
  }
	YY_BREAK
case 80:
YY_RULE_SETUP
#line 525 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case 81:
YY_RULE_SETUP
#line 526 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case 82:
YY_RULE_SETUP
#line 527 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
/* Needed for `\<<EOF>>', `\\<<newline>>[', and `\\<<newline>>]'.  */
case 83:
YY_RULE_SETUP
#line 529 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_CHARACTER):
#line 531 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a character literal"));
    assert (yy_top_state () != INITIAL);
    yy_pop_state ();
  }
	YY_BREAK

/*----------------------------------------------------------------.
  | Scanning a C string, without decoding its escapes.  The initial |
  | `"' is already eaten.                                           |
  `----------------------------------------------------------------*/


case 84:
YY_RULE_SETUP
#line 546 "scan-gram.l"
{
    assert (yy_top_state () != INITIAL);
    YY_OBS_GROW;
    yy_pop_state ();
  }
	YY_BREAK
case 85:
YY_RULE_SETUP
#line 552 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case 86:
YY_RULE_SETUP
#line 553 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case 87:
YY_RULE_SETUP
#line 554 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
/* Needed for `\<<EOF>>', `\\<<newline>>[', and `\\<<newline>>]'.  */
case 88:
YY_RULE_SETUP
#line 556 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_STRING):
#line 558 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in a string"));
    assert (yy_top_state () != INITIAL);
    yy_pop_state ();
  }
	YY_BREAK

/*---------------------------------------------------.
  | Strings, comments etc. can be found in user code.  |
  `---------------------------------------------------*/


/* Characters.  We don't check there is only one.  */
case 89:
YY_RULE_SETUP
#line 573 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_CHARACTER);
	YY_BREAK
/* Strings. */
case 90:
YY_RULE_SETUP
#line 576 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_STRING);
	YY_BREAK
/* Comments. */
case 91:
YY_RULE_SETUP
#line 579 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_COMMENT);
	YY_BREAK
case 92:
YY_RULE_SETUP
#line 580 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_LINE_COMMENT);
	YY_BREAK
/* Not comments. */
case 93:
YY_RULE_SETUP
#line 583 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK

/*---------------------------------------------------------------.
  | Scanning some code in braces (%union and actions). The initial |
  | "{" is already eaten.                                          |
  `---------------------------------------------------------------*/


case 94:
YY_RULE_SETUP
#line 594 "scan-gram.l"
YY_OBS_GROW; braces_level++;
	YY_BREAK
case 95:
YY_RULE_SETUP
#line 595 "scan-gram.l"
YY_OBS_GROW; braces_level--;
	YY_BREAK
case 96:
YY_RULE_SETUP
#line 596 "scan-gram.l"
{
    YY_OBS_GROW;
    braces_level--;
    if (braces_level < 0)
      {
	yy_pop_state ();
	YY_OBS_FINISH;
	yylval->string = last_string;
	rule_length++;
	return BRACED_CODE;
      }
  }
	YY_BREAK
case 97:
YY_RULE_SETUP
#line 609 "scan-gram.l"
{ handle_dollar (current_braced_code,
						   yytext, *yylloc); }
	YY_BREAK
case 98:
YY_RULE_SETUP
#line 611 "scan-gram.l"
{ handle_at (current_braced_code,
					       yytext, *yylloc); }
	YY_BREAK
/* `"<"{splice}"<"' tokenizes `<<%' correctly (as `<<' `%') rather
     than incorrrectly (as `<' `<%').  */
case 99:
YY_RULE_SETUP
#line 616 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_BRACED_CODE):
#line 618 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in `{ ... }'"));
    yy_pop_state ();
    YY_OBS_FINISH;
    yylval->string = last_string;
    return BRACED_CODE;
  }
	YY_BREAK

/*--------------------------------------------------------------.
  | Scanning some prologue: from "%{" (already scanned) to "%}".  |
  `--------------------------------------------------------------*/


case 100:
YY_RULE_SETUP
#line 635 "scan-gram.l"
{
    yy_pop_state ();
    YY_OBS_FINISH;
    yylval->string = last_string;
    return PROLOGUE;
  }
	YY_BREAK
case 101:
YY_RULE_SETUP
#line 642 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case 102:
YY_RULE_SETUP
#line 643 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_PROLOGUE):
#line 645 "scan-gram.l"
{
    complain_at (*yylloc, _("unexpected end of file in `%%{ ... %%}'"));
    yy_pop_state ();
    YY_OBS_FINISH;
    yylval->string = last_string;
    return PROLOGUE;
  }
	YY_BREAK

/*---------------------------------------------------------------.
  | Scanning the epilogue (everything after the second "%%", which |
  | has already been eaten).                                       |
  `---------------------------------------------------------------*/


case 103:
YY_RULE_SETUP
#line 662 "scan-gram.l"
YY_OBS_GROW;
	YY_BREAK
case YY_STATE_EOF(SC_EPILOGUE):
#line 664 "scan-gram.l"
{
    yy_pop_state ();
    YY_OBS_FINISH;
    yylval->string = last_string;
    return EPILOGUE;
  }
	YY_BREAK

case 104:
YY_RULE_SETUP
#line 673 "scan-gram.l"
YY_FATAL_ERROR( "flex scanner jammed" );
	YY_BREAK
#line 2066 "scan-gram.c"
case YY_STATE_EOF(INITIAL):
	yyterminate();

	case YY_END_OF_BUFFER:
		{
		/* Amount of text matched not including the EOB 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_input_file = yyin;
			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
				{
				yy_cp = yy_c_buf_p;
				goto yy_find_action;
				}
			}

		else switch ( yy_get_next_buffer() )
			{
			case EOB_ACT_END_OF_FILE:
				{
				yy_did_buffer_switch_on_eof = 0;

				if ( yywrap() )
					{
					/* 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(
			"fatal flex scanner internal error--no action found" );
	} /* end of action switch */
		} /* end of scanning one token */
	} /* end of yylex */


/* 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()
	{
	register char *dest = yy_current_buffer->yy_ch_buf;
	register 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(
		"fatal flex scanner internal error--end of buffer missed" );

	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(
"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
#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 = (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(
				"fatal error - scanner input buffer overflow" );

			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( yyin );
			}

		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 char was reached */

static yy_state_type yy_get_previous_state()
	{
	register yy_state_type yy_current_state;
	register char *yy_cp;

	yy_current_state = yy_start;
	yy_current_state += YY_AT_BOL();

	for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
		{
		register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 55);
		if ( yy_accept[yy_current_state] )
			{
			yy_last_accepting_state = yy_current_state;
			yy_last_accepting_cpos = yy_cp;
			}
		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
			{
			yy_current_state = (int) yy_def[yy_current_state];
			if ( yy_current_state >= 411 )
				yy_c = yy_meta[(unsigned int) yy_c];
			}
		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
		}

	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
	{
	register int yy_is_jam;
	register char *yy_cp = yy_c_buf_p;

	register YY_CHAR yy_c = 55;
	if ( yy_accept[yy_current_state] )
		{
		yy_last_accepting_state = yy_current_state;
		yy_last_accepting_cpos = yy_cp;
		}
	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
		{
		yy_current_state = (int) yy_def[yy_current_state];
		if ( yy_current_state >= 411 )
			yy_c = yy_meta[(unsigned int) yy_c];
		}
	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
	yy_is_jam = (yy_current_state == 410);

	return yy_is_jam ? 0 : yy_current_state;
	}


#ifndef YY_NO_UNPUT
#ifdef YY_USE_PROTOS
static void yyunput( int c, register char *yy_bp )
#else
static void yyunput( c, yy_bp )
int c;
register char *yy_bp;
#endif
	{
	register 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 char *dest = &yy_current_buffer->yy_ch_buf[
					yy_current_buffer->yy_buf_size + 2];
		register 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( "flex scanner push-back overflow" );
		}

	*--yy_cp = (char) c;


	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 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 = 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( yyin );

					/* fall through */

				case EOB_ACT_END_OF_FILE:
					{
					if ( yywrap() )
						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 = *(unsigned char *) yy_c_buf_p;	/* cast for 8-bit char's */
	*yy_c_buf_p = '\0';	/* preserve yytext */
	yy_hold_char = *++yy_c_buf_p;

	yy_current_buffer->yy_at_bol = (c == '\n');

	return c;
	}


#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
	{
	if ( ! yy_current_buffer )
		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );

	yy_init_buffer( yy_current_buffer, input_file );
	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
	{
	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 (yywrap()) processing, but the only time this flag
	 * is looked at is after yywrap() 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
	{
	yy_n_chars = yy_current_buffer->yy_n_chars;
	yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
	yyin = yy_current_buffer->yy_input_file;
	yy_hold_char = *yy_c_buf_p;
	}


#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
#else
YY_BUFFER_STATE yy_create_buffer( file, size )
FILE *file;
int size;
#endif
	{
	YY_BUFFER_STATE b;

	b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
	if ( ! b )
		YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

	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 = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
	if ( ! b->yy_ch_buf )
		YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

	b->yy_is_our_buffer = 1;

	yy_init_buffer( b, file );

	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
	{
	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 _WIN32
#include <unistd.h>
#else
#ifndef YY_ALWAYS_INTERACTIVE
#ifndef YY_NEVER_INTERACTIVE
extern int isatty YY_PROTO(( int ));
#endif
#endif
#endif

#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
#else
void yy_init_buffer( b, file )
YY_BUFFER_STATE b;
FILE *file;
#endif


	{
	yy_flush_buffer( b );

	b->yy_input_file = file;
	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
	}


#ifdef YY_USE_PROTOS
void yy_flush_buffer( YY_BUFFER_STATE b )
#else
void yy_flush_buffer( b )
YY_BUFFER_STATE b;
#endif

	{
	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( char *base, yy_size_t size )
#else
YY_BUFFER_STATE yy_scan_buffer( base, size )
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( "out of dynamic memory in yy_scan_buffer()" );

	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_input_file = 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 char *yy_str )
#else
YY_BUFFER_STATE yy_scan_string( yy_str )
yyconst 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 char *bytes, int len )
#else
YY_BUFFER_STATE yy_scan_bytes( bytes, len )
yyconst char *bytes;
int len;
#endif
	{
	YY_BUFFER_STATE b;
	char *buf;
	yy_size_t n;
	int i;

	/* Get memory for full buffer, including space for trailing EOB's. */
	n = len + 2;
	buf = (char *) yy_flex_alloc( n );
	if ( ! buf )
		YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );

	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( "bad buffer in yy_scan_bytes()" );

	/* 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
	{
	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(
			"out of memory expanding start-condition stack" );
		}

	yy_start_stack[yy_start_stack_ptr++] = YY_START;

	BEGIN(new_state);
	}
#endif


#ifndef YY_NO_POP_STATE
static void yy_pop_state()
	{
	if ( --yy_start_stack_ptr < 0 )
		YY_FATAL_ERROR( "start-condition stack underflow" );

	BEGIN(yy_start_stack[yy_start_stack_ptr]);
	}
#endif


#ifndef YY_NO_TOP_STATE
static int 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 char msg[] )
#else
static void yy_fatal_error( msg )
char msg[];
#endif
	{
	(void) fprintf( stderr, "%s\n", msg );
	exit( YY_EXIT_FAILURE );
	}



/* 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( char *s1, yyconst char *s2, int n )
#else
static void yy_flex_strncpy( s1, s2, n )
char *s1;
yyconst 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 char *s )
#else
static int yy_flex_strlen( s )
yyconst 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 (char *) in the following accommodates both
	 * implementations that use 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( (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
#line 673 "scan-gram.l"


/*------------------------------------------------------------------.
| TEXT is pointing to a wannabee semantic value (i.e., a `$').      |
|                                                                   |
| Possible inputs: $[<TYPENAME>]($|integer)                         |
|                                                                   |
| Output to the STRING_OBSTACK a reference to this semantic value.  |
`------------------------------------------------------------------*/

static inline void
handle_action_dollar (char *text, location_t location)
{
  const char *type_name = NULL;
  char *cp = text + 1;

  /* Get the type name if explicit. */
  if (*cp == '<')
    {
      type_name = ++cp;
      while (*cp != '>')
	++cp;
      *cp = '\0';
      ++cp;
    }

  if (*cp == '$')
    {
      if (!type_name)
	type_name = symbol_list_n_type_name_get (current_rule, location, 0);
      if (!type_name && typed)
	complain_at (location, _("$$ of `%s' has no declared type"),
		     current_rule->sym->tag);
      if (!type_name)
	type_name = "";
      obstack_fgrow1 (&string_obstack,
		      "]b4_lhs_value([%s])[", type_name);
    }
  else
    {
      long num;
      errno = 0;
      num = strtol (cp, 0, 10);

      if (INT_MIN <= num && num <= rule_length && ! errno)
	{
	  int n = num;
	  if (!type_name && n > 0)
	    type_name = symbol_list_n_type_name_get (current_rule, location,
						     n);
	  if (!type_name && typed)
	    complain_at (location, _("$%d of `%s' has no declared type"),
		      n, current_rule->sym->tag);
	  if (!type_name)
	    type_name = "";
	  obstack_fgrow3 (&string_obstack,
			  "]b4_rhs_value([%d], [%d], [%s])[",
			  rule_length, n, type_name);
	}
      else
	complain_at (location, _("integer out of range: %s"), quote (text));
    }
}


/*---------------------------------------------------------------.
| TEXT is expected to be $$ in some code associated to a symbol: |
| destructor or printer.                                         |
`---------------------------------------------------------------*/

static inline void
handle_symbol_code_dollar (char *text, location_t location)
{
  char *cp = text + 1;
  if (*cp == '$')
    obstack_sgrow (&string_obstack, "]b4_dollar_dollar[");
  else
    complain_at (location, _("invalid value: %s"), quote (text));
}


/*-----------------------------------------------------------------.
| Dispatch onto handle_action_dollar, or handle_destructor_dollar, |
| depending upon CODE_KIND.                                        |
`-----------------------------------------------------------------*/

static void
handle_dollar (braced_code_t braced_code_kind,
	       char *text, location_t location)
{
  switch (braced_code_kind)
    {
    case action_braced_code:
      handle_action_dollar (text, location);
      break;

    case destructor_braced_code:
    case printer_braced_code:
      handle_symbol_code_dollar (text, location);
      break;
    }
}


/*------------------------------------------------------.
| TEXT is a location token (i.e., a `@...').  Output to |
| STRING_OBSTACK a reference to this location.          |
`------------------------------------------------------*/

static inline void
handle_action_at (char *text, location_t location)
{
  char *cp = text + 1;
  locations_flag = 1;

  if (*cp == '$')
    {
      obstack_sgrow (&string_obstack, "]b4_lhs_location[");
    }
  else
    {
      long num;
      errno = 0;
      num = strtol (cp, 0, 10);

      if (INT_MIN <= num && num <= rule_length && ! errno)
	{
	  int n = num;
	  obstack_fgrow2 (&string_obstack, "]b4_rhs_location([%d], [%d])[",
			  rule_length, n);
	}
      else
	complain_at (location, _("integer out of range: %s"), quote (text));
    }
}


/*---------------------------------------------------------------.
| TEXT is expected to be @$ in some code associated to a symbol: |
| destructor or printer.                                         |
`---------------------------------------------------------------*/

static inline void
handle_symbol_code_at (char *text, location_t location)
{
  char *cp = text + 1;
  if (*cp == '$')
    obstack_sgrow (&string_obstack, "]b4_at_dollar[");
  else
    complain_at (location, _("invalid value: %s"), quote (text));
}


/*-------------------------------------------------------------------.
| Dispatch onto handle_action_at, or handle_destructor_at, depending |
| upon CODE_KIND.                                                    |
`-------------------------------------------------------------------*/

static void
handle_at (braced_code_t braced_code_kind,
	   char *text, location_t location)
{
  switch (braced_code_kind)
    {
    case action_braced_code:
      handle_action_at (text, location);
      break;

    case destructor_braced_code:
    case printer_braced_code:
      handle_symbol_code_at (text, location);
      break;
    }
}


/*------------------------------------------------------------------.
| Convert universal character name UCN to a single-byte character,  |
| and return that character.  Return -1 if UCN does not correspond  |
| to a single-byte character.					    |
`------------------------------------------------------------------*/

static int
convert_ucn_to_byte (char const *ucn)
{
  unsigned long code = strtoul (ucn + 2, 0, 16);

  /* FIXME: Currently we assume Unicode-compatible unibyte characters
     on ASCII hosts (i.e., Latin-1 on hosts with 8-bit bytes).  On
     non-ASCII hosts we support only the portable C character set.
     These limitations should be removed once we add support for
     multibyte characters.  */

  if (UCHAR_MAX < code)
    return -1;

#if ! ('$' == 0x24 && '@' == 0x40 && '`' == 0x60 && '~' == 0x7e)
  {
    /* A non-ASCII host.  Use CODE to index into a table of the C
       basic execution character set, which is guaranteed to exist on
       all Standard C platforms.  This table also includes '$', '@',
       and '`', which not in the basic execution character set but
       which are unibyte characters on all the platforms that we know
       about.  */
    static signed char const table[] =
      {
	'\0',   -1,   -1,   -1,   -1,   -1,   -1, '\a',
	'\b', '\t', '\n', '\v', '\f', '\r',   -1,   -1,
	  -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
	  -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
	 ' ',  '!',  '"',  '#',  '$',  '%',  '&', '\'',
	 '(',  ')',  '*',  '+',  ',',  '-',  '.',  '/',
	 '0',  '1',  '2',  '3',  '4',  '5',  '6',  '7',
	 '8',  '9',  ':',  ';',  '<',  '=',  '>',  '?',
	 '@',  'A',  'B',  'C',  'D',  'E',  'F',  'G',
	 'H',  'I',  'J',  'K',  'L',  'M',  'N',  'O',
	 'P',  'Q',  'R',  'S',  'T',  'U',  'V',  'W',
	 'X',  'Y',  'Z',  '[', '\\',  ']',  '^',  '_',
	 '`',  'a',  'b',  'c',  'd',  'e',  'f',  'g',
	 'h',  'i',  'j',  'k',  'l',  'm',  'n',  'o',
	 'p',  'q',  'r',  's',  't',  'u',  'v',  'w',
	 'x',  'y',  'z',  '{',  '|',  '}',  '~'
      };

    code = code < sizeof table ? table[code] : -1;
  }
#endif

  return code;
}


/*----------------------------------------------------------------.
| Handle `#line INT "FILE"'.  ARGS has already skipped `#line '.  |
`----------------------------------------------------------------*/

static void
handle_syncline (char *args, location_t *location)
{
  int lineno = strtol (args, &args, 10);
  const char *file = NULL;
  file = strchr (args, '"') + 1;
  *strchr (file, '"') = 0;
  /* FIXME: Leaking...  Can't free, as some locations are still
     pointing to the old file name.  */
  infile = xstrdup (file);
  location->file = infile;
  location->last_line = lineno;
}

/*-------------------------.
| Initialize the scanner.  |
`-------------------------*/

void
scanner_initialize (void)
{
  obstack_init (&string_obstack);
}


/*-----------------------------------------------.
| Free all the memory allocated to the scanner.  |
`-----------------------------------------------*/

void
scanner_free (void)
{
  obstack_free (&string_obstack, 0);
  /* Reclaim Flex's buffers.  */
  yy_delete_buffer (YY_CURRENT_BUFFER);
}