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eb714592014d00c816018a32dd66ff2ef471ae4a
bison/src/scan-gram.c
Akim Demaille eb71459201 * tests/regression.at Characters Escapes): New. 
* src/scan-gram.l (SC_ESCAPED_CHARACTER): Accept ' in strings and
characters.
Reported by Jan Nieuwenhuizen.
2002-10-11 11:23:19 +00:00

2977 lines
80 KiB
C
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#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 101
#define YY_END_OF_BUFFER 102
static yyconst short int yy_accept[380] =
{ 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 102, 49,
38, 37, 37, 42, 49, 41, 39, 49, 40, 34,
36, 49, 33, 46, 35, 53, 54, 54, 55, 50,
51, 80, 83, 83, 79, 50, 82, 51, 75, 78,
78, 74, 77, 57, 58, 58, 56, 73, 60, 61,
61, 59, 93, 94, 94, 85, 95, 84, 88, 95,
50, 51, 90, 89, 97, 99, 99, 85, 98, 84,
88, 100, 100, 100, 85, 84, 88, 38, 37, 37,
37, 37, 48, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 45,
39, 43, 44, 40, 0, 53, 54, 54, 54, 54,
52, 80, 83, 83, 83, 83, 81, 75, 78, 78,
78, 78, 76, 57, 58, 58, 58, 58, 72, 71,
72, 64, 65, 66, 67, 68, 69, 70, 72, 61,
61, 61, 61, 93, 94, 94, 94, 94, 91, 0,
91, 0, 86, 87, 92, 0, 92, 97, 99, 99,
99, 99, 96, 100, 100, 100, 100, 100, 86, 87,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 44, 47, 0, 0, 0,
87, 87, 87, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 62, 63, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 12, 0, 0, 0,
0, 0, 0, 0, 20, 0, 0, 0, 0, 0,
26, 0, 29, 0, 0, 32, 0, 2, 0, 0,
6, 0, 0, 0, 0, 0, 0, 14, 0, 0,
0, 18, 0, 0, 0, 23, 0, 25, 27, 30,
0, 1, 3, 0, 0, 8, 0, 0, 0, 0,
0, 0, 0, 19, 0, 0, 0, 0, 0, 4,
0, 0, 0, 0, 0, 0, 0, 0, 0, 21,
0, 0, 0, 31, 0, 0, 0, 0, 0, 0,
0, 16, 17, 0, 24, 0, 0, 0, 0, 0,
0, 13, 0, 0, 0, 5, 0, 0, 0, 11,
0, 0, 0, 0, 9, 0, 15, 22, 28, 0,
0, 7, 0, 0, 0, 0, 0, 10, 0
} ;
static yyconst int yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
1, 2, 4, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 1, 5, 1, 6, 7, 1, 8, 1,
1, 9, 1, 1, 10, 11, 12, 13, 13, 13,
13, 13, 13, 13, 13, 14, 14, 15, 16, 17,
18, 19, 1, 20, 21, 21, 21, 21, 21, 21,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
22, 23, 24, 1, 25, 1, 26, 27, 28, 29,
30, 31, 32, 33, 34, 11, 35, 36, 37, 38,
39, 40, 11, 41, 42, 43, 44, 45, 11, 46,
47, 11, 48, 49, 50, 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[51] =
{ 0,
1, 1, 2, 3, 4, 5, 6, 7, 8, 1,
9, 10, 11, 11, 1, 1, 1, 1, 12, 5,
11, 13, 14, 13, 9, 11, 11, 11, 11, 11,
11, 9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 5, 1, 5
} ;
static yyconst short int yy_base[406] =
{ 0,
0, 0, 48, 51, 58, 61, 83, 86, 73, 94,
108, 110, 131, 179, 227, 249, 116, 142, 840, 841,
837, 55, 64, 841, 267, 841, 0, 44, 79, 841,
841, 0, 841, 841, 841, 0, 97, 99, 826, 841,
841, 0, 119, 122, 841, 841, 0, 841, 0, 126,
138, 841, 0, 0, 145, 153, 841, 311, 841, 155,
157, 841, 0, 159, 164, 841, 159, 841, 62, 164,
841, 841, 841, 841, 0, 185, 189, 841, 787, 841,
185, 192, 201, 203, 205, 207, 209, 834, 211, 213,
216, 219, 841, 801, 39, 86, 800, 797, 65, 802,
198, 787, 184, 796, 109, 203, 791, 798, 801, 841,
0, 841, 0, 230, 807, 0, 242, 244, 255, 259,
841, 0, 261, 263, 265, 272, 841, 0, 274, 276,
278, 280, 841, 0, 282, 284, 286, 288, 841, 841,
812, 841, 841, 841, 841, 841, 841, 841, 0, 297,
314, 317, 319, 0, 322, 324, 326, 328, 841, 322,
326, 0, 841, 0, 841, 330, 332, 0, 344, 347,
355, 357, 841, 359, 361, 363, 365, 367, 369, 371,
786, 144, 782, 781, 781, 144, 779, 788, 790, 776,
779, 366, 785, 771, 168, 772, 780, 781, 784, 768,
773, 767, 772, 764, 776, 0, 841, 790, 0, 783,
0, 374, 377, 775, 756, 765, 755, 767, 757, 765,
764, 763, 230, 749, 765, 758, 759, 752, 761, 745,
745, 756, 745, 752, 748, 744, 738, 741, 747, 746,
736, 747, 745, 841, 841, 373, 731, 739, 732, 728,
740, 726, 738, 755, 735, 723, 841, 719, 731, 372,
726, 717, 721, 713, 841, 713, 375, 712, 724, 710,
841, 714, 841, 713, 711, 841, 702, 841, 718, 703,
841, 378, 703, 705, 380, 718, 709, 841, 702, 703,
698, 841, 696, 708, 697, 841, 693, 841, 382, 841,
693, 841, 692, 705, 687, 841, 690, 691, 688, 689,
686, 670, 657, 841, 631, 643, 616, 609, 619, 841,
605, 616, 615, 600, 599, 600, 605, 591, 604, 841,
590, 592, 579, 841, 565, 562, 551, 535, 547, 511,
521, 841, 841, 509, 841, 521, 502, 511, 503, 493,
367, 841, 372, 372, 353, 841, 345, 309, 309, 841,
295, 292, 283, 260, 841, 252, 841, 841, 841, 263,
384, 841, 241, 236, 224, 196, 158, 841, 841, 409,
423, 437, 451, 465, 479, 493, 507, 227, 521, 535,
549, 561, 575, 587, 601, 614, 628, 642, 656, 670,
104, 684, 698, 712, 77
} ;
static yyconst short int yy_def[406] =
{ 0,
379, 1, 380, 380, 381, 381, 382, 382, 383, 383,
384, 384, 385, 385, 386, 386, 387, 387, 379, 379,
379, 379, 379, 379, 379, 379, 388, 379, 379, 379,
379, 389, 379, 379, 379, 390, 379, 379, 379, 379,
379, 391, 379, 379, 379, 379, 392, 379, 393, 379,
379, 379, 394, 395, 379, 379, 379, 396, 379, 379,
379, 379, 397, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 398, 379, 379, 379, 379, 379,
379, 399, 399, 399, 399, 399, 399, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
388, 379, 400, 379, 389, 390, 379, 379, 379, 379,
379, 391, 379, 379, 379, 379, 379, 393, 379, 379,
379, 379, 379, 395, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 401, 379,
379, 379, 379, 397, 379, 379, 379, 379, 379, 379,
379, 402, 379, 403, 379, 379, 379, 398, 379, 379,
379, 379, 379, 399, 399, 399, 399, 399, 399, 404,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 400, 379, 379, 405, 402,
403, 404, 404, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 0, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379
} ;
static yyconst short int yy_nxt[892] =
{ 0,
20, 21, 22, 23, 24, 20, 25, 26, 20, 20,
27, 28, 29, 29, 30, 31, 32, 33, 20, 20,
27, 20, 20, 20, 27, 27, 27, 27, 27, 27,
27, 27, 27, 27, 27, 27, 27, 27, 27, 27,
27, 27, 27, 27, 27, 27, 27, 34, 35, 20,
37, 38, 112, 37, 38, 113, 39, 89, 90, 39,
43, 44, 45, 43, 44, 45, 91, 92, 182, 40,
163, 41, 40, 164, 41, 55, 56, 57, 183, 46,
47, 48, 46, 47, 48, 50, 51, 245, 50, 51,
52, 114, 114, 52, 188, 58, 55, 56, 57, 117,
118, 119, 120, 189, 46, 53, 48, 46, 53, 48,
60, 61, 60, 61, 209, 62, 58, 62, 83, 84,
85, 123, 124, 86, 125, 126, 184, 87, 129, 130,
58, 185, 58, 64, 65, 66, 67, 46, 68, 48,
131, 132, 69, 198, 83, 84, 85, 135, 136, 86,
70, 199, 71, 87, 72, 137, 138, 150, 151, 152,
153, 155, 156, 46, 159, 48, 157, 158, 160, 165,
215, 161, 161, 166, 216, 162, 167, 167, 73, 221,
74, 64, 65, 66, 67, 217, 68, 169, 170, 222,
69, 171, 172, 163, 175, 176, 164, 232, 70, 378,
71, 233, 72, 175, 177, 178, 176, 175, 176, 175,
176, 175, 176, 89, 90, 91, 92, 179, 89, 90,
180, 91, 92, 191, 195, 377, 73, 196, 74, 76,
77, 78, 200, 79, 80, 111, 192, 111, 81, 256,
193, 201, 114, 114, 117, 118, 119, 120, 46, 202,
48, 76, 77, 78, 256, 79, 80, 117, 118, 376,
81, 119, 120, 123, 124, 125, 126, 123, 124, 375,
46, 374, 48, 93, 125, 126, 129, 130, 131, 132,
129, 130, 131, 132, 135, 136, 137, 138, 135, 136,
137, 138, 372, 94, 371, 95, 96, 97, 98, 150,
151, 370, 99, 100, 101, 102, 103, 104, 105, 106,
107, 108, 369, 109, 110, 140, 152, 153, 140, 150,
151, 152, 153, 141, 155, 156, 157, 158, 155, 156,
157, 158, 368, 140, 161, 161, 142, 143, 161, 161,
367, 144, 167, 167, 167, 167, 169, 170, 145, 171,
172, 146, 366, 147, 365, 148, 149, 169, 170, 171,
172, 175, 176, 175, 177, 178, 176, 178, 176, 175,
177, 175, 176, 175, 213, 228, 175, 213, 159, 178,
213, 289, 160, 364, 295, 161, 161, 305, 363, 308,
228, 318, 211, 373, 211, 211, 289, 211, 211, 295,
211, 362, 305, 229, 308, 361, 318, 360, 373, 36,
36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
36, 36, 36, 42, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 42, 42, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 54, 54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 59, 59, 59, 59, 59,
59, 59, 59, 59, 59, 59, 59, 59, 59, 63,
63, 63, 63, 63, 63, 63, 63, 63, 63, 63,
63, 63, 63, 75, 75, 75, 75, 75, 75, 75,
75, 75, 75, 75, 75, 75, 75, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 115, 115, 115, 115, 115, 115, 115, 115, 115,
115, 115, 359, 115, 115, 116, 358, 357, 116, 116,
116, 116, 356, 116, 116, 116, 116, 355, 116, 122,
354, 353, 352, 122, 122, 122, 122, 122, 122, 122,
122, 127, 127, 127, 127, 127, 127, 127, 127, 127,
127, 127, 127, 127, 127, 128, 351, 350, 128, 128,
128, 349, 128, 128, 128, 128, 128, 133, 133, 133,
133, 133, 133, 133, 133, 133, 133, 133, 133, 133,
133, 134, 348, 347, 346, 134, 134, 134, 134, 134,
134, 134, 134, 134, 139, 139, 139, 139, 139, 139,
139, 139, 139, 139, 139, 139, 139, 139, 154, 345,
344, 343, 342, 154, 341, 154, 154, 340, 154, 154,
339, 154, 168, 338, 337, 336, 168, 335, 334, 168,
168, 333, 168, 168, 332, 168, 174, 174, 174, 174,
174, 174, 174, 174, 174, 174, 174, 174, 331, 174,
206, 330, 206, 206, 206, 206, 206, 206, 206, 206,
206, 206, 206, 206, 210, 210, 210, 210, 210, 210,
210, 210, 210, 210, 210, 329, 210, 210, 211, 328,
211, 211, 211, 211, 211, 211, 211, 211, 211, 211,
211, 211, 212, 212, 212, 212, 212, 212, 212, 212,
212, 212, 212, 212, 212, 212, 327, 326, 325, 324,
323, 322, 321, 320, 319, 317, 316, 315, 314, 313,
312, 311, 310, 309, 307, 306, 304, 303, 302, 301,
300, 299, 298, 297, 296, 294, 293, 292, 291, 290,
288, 287, 286, 285, 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, 255, 254, 253, 252, 251, 250, 249, 248,
247, 246, 244, 243, 242, 241, 240, 239, 238, 237,
236, 235, 234, 231, 230, 227, 226, 225, 224, 223,
220, 219, 218, 214, 208, 207, 205, 204, 203, 197,
194, 190, 187, 186, 181, 88, 173, 121, 88, 379,
19, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379
} ;
static yyconst short int yy_chk[892] =
{ 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,
3, 3, 28, 4, 4, 28, 3, 22, 22, 4,
5, 5, 5, 6, 6, 6, 23, 23, 95, 3,
69, 3, 4, 69, 4, 9, 9, 9, 95, 5,
5, 5, 6, 6, 6, 7, 7, 405, 8, 8,
7, 29, 29, 8, 99, 9, 10, 10, 10, 37,
37, 38, 38, 99, 7, 7, 7, 8, 8, 8,
11, 11, 12, 12, 401, 11, 10, 12, 17, 17,
17, 43, 43, 17, 44, 44, 96, 17, 50, 50,
11, 96, 12, 13, 13, 13, 13, 17, 13, 17,
51, 51, 13, 105, 18, 18, 18, 55, 55, 18,
13, 105, 13, 18, 13, 56, 56, 60, 60, 61,
61, 64, 64, 18, 67, 18, 65, 65, 67, 70,
182, 67, 67, 70, 182, 67, 70, 70, 13, 186,
13, 14, 14, 14, 14, 182, 14, 76, 76, 186,
14, 77, 77, 81, 82, 82, 81, 195, 14, 377,
14, 195, 14, 83, 83, 84, 84, 85, 85, 86,
86, 87, 87, 89, 89, 90, 90, 87, 91, 91,
87, 92, 92, 101, 103, 376, 14, 103, 14, 15,
15, 15, 106, 15, 15, 388, 101, 388, 15, 223,
101, 106, 114, 114, 117, 117, 118, 118, 15, 106,
15, 16, 16, 16, 223, 16, 16, 119, 119, 375,
16, 120, 120, 123, 123, 124, 124, 125, 125, 374,
16, 373, 16, 25, 126, 126, 129, 129, 130, 130,
131, 131, 132, 132, 135, 135, 136, 136, 137, 137,
138, 138, 370, 25, 366, 25, 25, 25, 25, 150,
150, 364, 25, 25, 25, 25, 25, 25, 25, 25,
25, 25, 363, 25, 25, 58, 151, 151, 58, 152,
152, 153, 153, 58, 155, 155, 156, 156, 157, 157,
158, 158, 362, 58, 160, 160, 58, 58, 161, 161,
361, 58, 166, 166, 167, 167, 169, 169, 58, 170,
170, 58, 359, 58, 358, 58, 58, 171, 171, 172,
172, 174, 174, 175, 175, 176, 176, 177, 177, 178,
178, 179, 179, 180, 180, 192, 212, 212, 246, 213,
213, 260, 246, 357, 267, 246, 246, 282, 355, 285,
192, 299, 180, 371, 180, 212, 260, 212, 213, 267,
213, 354, 282, 192, 285, 353, 299, 351, 371, 380,
380, 380, 380, 380, 380, 380, 380, 380, 380, 380,
380, 380, 380, 381, 381, 381, 381, 381, 381, 381,
381, 381, 381, 381, 381, 381, 381, 382, 382, 382,
382, 382, 382, 382, 382, 382, 382, 382, 382, 382,
382, 383, 383, 383, 383, 383, 383, 383, 383, 383,
383, 383, 383, 383, 383, 384, 384, 384, 384, 384,
384, 384, 384, 384, 384, 384, 384, 384, 384, 385,
385, 385, 385, 385, 385, 385, 385, 385, 385, 385,
385, 385, 385, 386, 386, 386, 386, 386, 386, 386,
386, 386, 386, 386, 386, 386, 386, 387, 387, 387,
387, 387, 387, 387, 387, 387, 387, 387, 387, 387,
387, 389, 389, 389, 389, 389, 389, 389, 389, 389,
389, 389, 350, 389, 389, 390, 349, 348, 390, 390,
390, 390, 347, 390, 390, 390, 390, 346, 390, 391,
344, 341, 340, 391, 391, 391, 391, 391, 391, 391,
391, 392, 392, 392, 392, 392, 392, 392, 392, 392,
392, 392, 392, 392, 392, 393, 339, 338, 393, 393,
393, 337, 393, 393, 393, 393, 393, 394, 394, 394,
394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
394, 395, 336, 335, 333, 395, 395, 395, 395, 395,
395, 395, 395, 395, 396, 396, 396, 396, 396, 396,
396, 396, 396, 396, 396, 396, 396, 396, 397, 332,
331, 329, 328, 397, 327, 397, 397, 326, 397, 397,
325, 397, 398, 324, 323, 322, 398, 321, 319, 398,
398, 318, 398, 398, 317, 398, 399, 399, 399, 399,
399, 399, 399, 399, 399, 399, 399, 399, 316, 399,
400, 315, 400, 400, 400, 400, 400, 400, 400, 400,
400, 400, 400, 400, 402, 402, 402, 402, 402, 402,
402, 402, 402, 402, 402, 313, 402, 402, 403, 312,
403, 403, 403, 403, 403, 403, 403, 403, 403, 403,
403, 403, 404, 404, 404, 404, 404, 404, 404, 404,
404, 404, 404, 404, 404, 404, 311, 310, 309, 308,
307, 305, 304, 303, 301, 297, 295, 294, 293, 291,
290, 289, 287, 286, 284, 283, 280, 279, 277, 275,
274, 272, 270, 269, 268, 266, 264, 263, 262, 261,
259, 258, 256, 255, 254, 253, 252, 251, 250, 249,
248, 247, 243, 242, 241, 240, 239, 238, 237, 236,
235, 234, 233, 232, 231, 230, 229, 228, 227, 226,
225, 224, 222, 221, 220, 219, 218, 217, 216, 215,
214, 210, 208, 205, 204, 203, 202, 201, 200, 199,
198, 197, 196, 194, 193, 191, 190, 189, 188, 187,
185, 184, 183, 181, 141, 115, 109, 108, 107, 104,
102, 100, 98, 97, 94, 88, 79, 39, 21, 19,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379, 379, 379, 379, 379, 379, 379, 379, 379, 379,
379
} ;
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[101] =
{ 0,
122, 123, 124, 125, 126, 127, 128, 129, 130, 131,
132, 133, 134, 135, 136, 137, 138, 139, 140, 141,
142, 143, 144, 145, 146, 147, 148, 149, 150, 151,
152, 153, 155, 156, 157, 158, 160, 161, 162, 167,
170, 173, 176, 177, 180, 183, 186, 194, 200, 216,
217, 228, 240, 241, 242, 259, 268, 270, 290, 305,
307, 327, 339, 343, 344, 345, 346, 347, 348, 349,
350, 351, 357, 368, 374, 375, 377, 379, 397, 403,
404, 406, 408, 426, 429, 432, 433, 436, 447, 458,
460, 462, 465, 466, 469, 489, 496, 497, 498, 518
} ;
/* 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 "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 LOCATION_COLUMNS (*yylloc, yyleng);
#define YY_LINES LOCATION_LINES (*yylloc, yyleng);
#define YY_STEP LOCATION_STEP (*yylloc);
/* 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 braces_level = 0;
static int percent_percent_count = 0;
static void handle_dollar PARAMS ((braced_code_t code_kind,
char *cp, location_t location));
static void handle_at PARAMS ((braced_code_t code_kind,
char *cp, location_t location));
#define SC_COMMENT 1
#define SC_STRING 2
#define SC_CHARACTER 3
#define SC_ESCAPED_STRING 4
#define SC_ESCAPED_CHARACTER 5
#define SC_BRACED_CODE 6
#define SC_PROLOGUE 7
#define SC_EPILOGUE 8
#line 833 "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 \
YY_USER_ACTION
YY_DECL
{
register yy_state_type yy_current_state;
register char *yy_cp, *yy_bp;
register int yy_act;
#line 98 "scan-gram.l"
/* At each yylex invocation, mark the current position as the
start of the next token. */
#define TR_POS 0
#if TR_POS
fprintf (stderr, "FOO1: %p: ", yylloc);
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, "\n");
#endif
YY_STEP;
#if TR_POS
fprintf (stderr, "BAR1: ");
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, "\n");
#endif
/*----------------------------.
| Scanning Bison directives. |
`----------------------------*/
#line 1018 "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_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 >= 380 )
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] != 841 );
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 < 101 )
fprintf( stderr, "--accepting rule at line %d (\"%s\")\n",
yy_rule_linenum[yy_act], yytext );
else if ( yy_act == 101 )
fprintf( stderr, "--accepting default rule (\"%s\")\n",
yytext );
else if ( yy_act == 102 )
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 122 "scan-gram.l"
return PERCENT_NONASSOC;
YY_BREAK
case 2:
YY_RULE_SETUP
#line 123 "scan-gram.l"
return PERCENT_DEBUG;
YY_BREAK
case 3:
YY_RULE_SETUP
#line 124 "scan-gram.l"
return PERCENT_DEFINE;
YY_BREAK
case 4:
YY_RULE_SETUP
#line 125 "scan-gram.l"
return PERCENT_DEFINES;
YY_BREAK
case 5:
YY_RULE_SETUP
#line 126 "scan-gram.l"
return PERCENT_DESTRUCTOR;
YY_BREAK
case 6:
YY_RULE_SETUP
#line 127 "scan-gram.l"
return PERCENT_DPREC;
YY_BREAK
case 7:
YY_RULE_SETUP
#line 128 "scan-gram.l"
return PERCENT_ERROR_VERBOSE;
YY_BREAK
case 8:
YY_RULE_SETUP
#line 129 "scan-gram.l"
return PERCENT_EXPECT;
YY_BREAK
case 9:
YY_RULE_SETUP
#line 130 "scan-gram.l"
return PERCENT_FILE_PREFIX;
YY_BREAK
case 10:
YY_RULE_SETUP
#line 131 "scan-gram.l"
return PERCENT_YACC;
YY_BREAK
case 11:
YY_RULE_SETUP
#line 132 "scan-gram.l"
return PERCENT_GLR_PARSER;
YY_BREAK
case 12:
YY_RULE_SETUP
#line 133 "scan-gram.l"
return PERCENT_LEFT;
YY_BREAK
case 13:
YY_RULE_SETUP
#line 134 "scan-gram.l"
return PERCENT_LOCATIONS;
YY_BREAK
case 14:
YY_RULE_SETUP
#line 135 "scan-gram.l"
return PERCENT_MERGE;
YY_BREAK
case 15:
YY_RULE_SETUP
#line 136 "scan-gram.l"
return PERCENT_NAME_PREFIX;
YY_BREAK
case 16:
YY_RULE_SETUP
#line 137 "scan-gram.l"
return PERCENT_NO_LINES;
YY_BREAK
case 17:
YY_RULE_SETUP
#line 138 "scan-gram.l"
return PERCENT_NONASSOC;
YY_BREAK
case 18:
YY_RULE_SETUP
#line 139 "scan-gram.l"
return PERCENT_NTERM;
YY_BREAK
case 19:
YY_RULE_SETUP
#line 140 "scan-gram.l"
return PERCENT_OUTPUT;
YY_BREAK
case 20:
YY_RULE_SETUP
#line 141 "scan-gram.l"
return PERCENT_PREC;
YY_BREAK
case 21:
YY_RULE_SETUP
#line 142 "scan-gram.l"
return PERCENT_PRINTER;
YY_BREAK
case 22:
YY_RULE_SETUP
#line 143 "scan-gram.l"
return PERCENT_PURE_PARSER;
YY_BREAK
case 23:
YY_RULE_SETUP
#line 144 "scan-gram.l"
return PERCENT_RIGHT;
YY_BREAK
case 24:
YY_RULE_SETUP
#line 145 "scan-gram.l"
return PERCENT_SKELETON;
YY_BREAK
case 25:
YY_RULE_SETUP
#line 146 "scan-gram.l"
return PERCENT_START;
YY_BREAK
case 26:
YY_RULE_SETUP
#line 147 "scan-gram.l"
return PERCENT_TOKEN;
YY_BREAK
case 27:
YY_RULE_SETUP
#line 148 "scan-gram.l"
return PERCENT_TOKEN;
YY_BREAK
case 28:
YY_RULE_SETUP
#line 149 "scan-gram.l"
return PERCENT_TOKEN_TABLE;
YY_BREAK
case 29:
YY_RULE_SETUP
#line 150 "scan-gram.l"
return PERCENT_TYPE;
YY_BREAK
case 30:
YY_RULE_SETUP
#line 151 "scan-gram.l"
return PERCENT_UNION;
YY_BREAK
case 31:
YY_RULE_SETUP
#line 152 "scan-gram.l"
return PERCENT_VERBOSE;
YY_BREAK
case 32:
YY_RULE_SETUP
#line 153 "scan-gram.l"
return PERCENT_YACC;
YY_BREAK
case 33:
YY_RULE_SETUP
#line 155 "scan-gram.l"
return EQUAL;
YY_BREAK
case 34:
YY_RULE_SETUP
#line 156 "scan-gram.l"
return COLON;
YY_BREAK
case 35:
YY_RULE_SETUP
#line 157 "scan-gram.l"
return PIPE;
YY_BREAK
case 36:
YY_RULE_SETUP
#line 158 "scan-gram.l"
return SEMICOLON;
YY_BREAK
case 37:
YY_RULE_SETUP
#line 160 "scan-gram.l"
YY_LINES; YY_STEP;
YY_BREAK
case 38:
YY_RULE_SETUP
#line 161 "scan-gram.l"
YY_STEP;
YY_BREAK
case 39:
YY_RULE_SETUP
#line 162 "scan-gram.l"
{
yylval->symbol = symbol_get (yytext, *yylloc);
return ID;
}
YY_BREAK
case 40:
YY_RULE_SETUP
#line 167 "scan-gram.l"
yylval->integer = strtol (yytext, 0, 10); return INT;
YY_BREAK
/* Characters. We don't check there is only one. */
case 41:
YY_RULE_SETUP
#line 170 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_ESCAPED_CHARACTER);
YY_BREAK
/* Strings. */
case 42:
YY_RULE_SETUP
#line 173 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_ESCAPED_STRING);
YY_BREAK
/* Comments. */
case 43:
YY_RULE_SETUP
#line 176 "scan-gram.l"
yy_push_state (SC_COMMENT);
YY_BREAK
case 44:
YY_RULE_SETUP
#line 177 "scan-gram.l"
YY_STEP;
YY_BREAK
/* Prologue. */
case 45:
YY_RULE_SETUP
#line 180 "scan-gram.l"
yy_push_state (SC_PROLOGUE);
YY_BREAK
/* Code in between braces. */
case 46:
YY_RULE_SETUP
#line 183 "scan-gram.l"
YY_OBS_GROW; ++braces_level; yy_push_state (SC_BRACED_CODE);
YY_BREAK
/* A type. */
case 47:
YY_RULE_SETUP
#line 186 "scan-gram.l"
{
obstack_grow (&string_obstack, yytext + 1, yyleng - 2);
YY_OBS_FINISH;
yylval->string = last_string;
return TYPE;
}
YY_BREAK
case 48:
YY_RULE_SETUP
#line 194 "scan-gram.l"
{
if (++percent_percent_count == 2)
yy_push_state (SC_EPILOGUE);
return PERCENT_PERCENT;
}
YY_BREAK
case 49:
YY_RULE_SETUP
#line 200 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": invalid character: `%c'\n"), *yytext);
YY_STEP;
}
YY_BREAK
/*------------------------------------------------------------.
| Whatever the start condition (but those which correspond to |
| entity `swallowed' by Bison: SC_ESCAPED_STRING and |
| SC_ESCAPED_CHARACTER), no M4 character must escape as is. |
`------------------------------------------------------------*/
case 50:
YY_RULE_SETUP
#line 216 "scan-gram.l"
if (YY_START != SC_COMMENT) obstack_sgrow (&string_obstack, "@<:@");
YY_BREAK
case 51:
YY_RULE_SETUP
#line 217 "scan-gram.l"
if (YY_START != SC_COMMENT) obstack_sgrow (&string_obstack, "@:>@");
YY_BREAK
/*-----------------------------------------------------------.
| Scanning a C comment. The initial `/ *' is already eaten. |
`-----------------------------------------------------------*/
case 52:
YY_RULE_SETUP
#line 228 "scan-gram.l"
{ /* End of the comment. */
if (yy_top_state () == INITIAL)
{
YY_STEP;
}
else
{
YY_OBS_GROW;
}
yy_pop_state ();
}
YY_BREAK
case 53:
YY_RULE_SETUP
#line 240 "scan-gram.l"
if (yy_top_state () != INITIAL) YY_OBS_GROW;
YY_BREAK
case 54:
YY_RULE_SETUP
#line 241 "scan-gram.l"
if (yy_top_state () != INITIAL) YY_OBS_GROW; YY_LINES;
YY_BREAK
case 55:
YY_RULE_SETUP
#line 242 "scan-gram.l"
/* Stray `*'. */if (yy_top_state () != INITIAL) YY_OBS_GROW;
YY_BREAK
case YY_STATE_EOF(SC_COMMENT):
#line 244 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a comment\n"));
yy_pop_state ();
}
YY_BREAK
/*----------------------------------------------------------------.
| Scanning a C string, including its escapes. The initial `"' is |
| already eaten. |
`----------------------------------------------------------------*/
case 56:
YY_RULE_SETUP
#line 259 "scan-gram.l"
{
assert (yy_top_state () == INITIAL);
YY_OBS_GROW;
YY_OBS_FINISH;
yylval->string = last_string;
yy_pop_state ();
return STRING;
}
YY_BREAK
case 57:
YY_RULE_SETUP
#line 268 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 58:
YY_RULE_SETUP
#line 270 "scan-gram.l"
obstack_1grow (&string_obstack, '\n'); YY_LINES;
YY_BREAK
case YY_STATE_EOF(SC_ESCAPED_STRING):
#line 272 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a string\n"));
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 59:
YY_RULE_SETUP
#line 290 "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 ();
return ID;
}
}
YY_BREAK
case 60:
YY_RULE_SETUP
#line 305 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 61:
YY_RULE_SETUP
#line 307 "scan-gram.l"
obstack_1grow (&string_obstack, '\n'); YY_LINES;
YY_BREAK
case YY_STATE_EOF(SC_ESCAPED_CHARACTER):
#line 309 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a character\n"));
assert (yy_top_state () == INITIAL);
YY_OBS_FINISH;
yylval->string = last_string;
yy_pop_state ();
return CHARACTER;
}
YY_BREAK
/*----------------------------.
| Decode escaped characters. |
`----------------------------*/
case 62:
YY_RULE_SETUP
#line 327 "scan-gram.l"
{
long c = strtol (yytext + 1, 0, 8);
if (c > 255)
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
YY_STEP;
}
else
obstack_1grow (&string_obstack, c);
}
YY_BREAK
case 63:
YY_RULE_SETUP
#line 339 "scan-gram.l"
{
obstack_1grow (&string_obstack, strtol (yytext + 2, 0, 16));
}
YY_BREAK
case 64:
YY_RULE_SETUP
#line 343 "scan-gram.l"
obstack_1grow (&string_obstack, '\a');
YY_BREAK
case 65:
YY_RULE_SETUP
#line 344 "scan-gram.l"
obstack_1grow (&string_obstack, '\b');
YY_BREAK
case 66:
YY_RULE_SETUP
#line 345 "scan-gram.l"
obstack_1grow (&string_obstack, '\f');
YY_BREAK
case 67:
YY_RULE_SETUP
#line 346 "scan-gram.l"
obstack_1grow (&string_obstack, '\n');
YY_BREAK
case 68:
YY_RULE_SETUP
#line 347 "scan-gram.l"
obstack_1grow (&string_obstack, '\r');
YY_BREAK
case 69:
YY_RULE_SETUP
#line 348 "scan-gram.l"
obstack_1grow (&string_obstack, '\t');
YY_BREAK
case 70:
YY_RULE_SETUP
#line 349 "scan-gram.l"
obstack_1grow (&string_obstack, '\v');
YY_BREAK
case 71:
YY_RULE_SETUP
#line 350 "scan-gram.l"
obstack_1grow (&string_obstack, yytext[1]);
YY_BREAK
case 72:
YY_RULE_SETUP
#line 351 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unrecognized escape: %s\n"), quote (yytext));
YY_OBS_GROW;
}
YY_BREAK
/* FLex wants this rule, in case of a `\<<EOF>>'. */
case 73:
YY_RULE_SETUP
#line 357 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
/*----------------------------------------------------------.
| Scanning a C character without decoding its escapes. The |
| initial "'" is already eaten. |
`----------------------------------------------------------*/
case 74:
YY_RULE_SETUP
#line 368 "scan-gram.l"
{
YY_OBS_GROW;
assert (yy_top_state () != INITIAL);
yy_pop_state ();
}
YY_BREAK
case 75:
YY_RULE_SETUP
#line 374 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 76:
YY_RULE_SETUP
#line 375 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
/* FLex wants this rule, in case of a `\<<EOF>>'. */
case 77:
YY_RULE_SETUP
#line 377 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 78:
YY_RULE_SETUP
#line 379 "scan-gram.l"
YY_OBS_GROW; YY_LINES;
YY_BREAK
case YY_STATE_EOF(SC_CHARACTER):
#line 381 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a character\n"));
assert (yy_top_state () != INITIAL);
yy_pop_state ();
}
YY_BREAK
/*----------------------------------------------------------------.
| Scanning a C string, without decoding its escapes. The initial |
| `"' is already eaten. |
`----------------------------------------------------------------*/
case 79:
YY_RULE_SETUP
#line 397 "scan-gram.l"
{
assert (yy_top_state () != INITIAL);
YY_OBS_GROW;
yy_pop_state ();
}
YY_BREAK
case 80:
YY_RULE_SETUP
#line 403 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 81:
YY_RULE_SETUP
#line 404 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
/* FLex wants this rule, in case of a `\<<EOF>>'. */
case 82:
YY_RULE_SETUP
#line 406 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 83:
YY_RULE_SETUP
#line 408 "scan-gram.l"
YY_OBS_GROW; YY_LINES;
YY_BREAK
case YY_STATE_EOF(SC_STRING):
#line 410 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a string\n"));
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 84:
YY_RULE_SETUP
#line 426 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_CHARACTER);
YY_BREAK
/* Strings. */
case 85:
YY_RULE_SETUP
#line 429 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_STRING);
YY_BREAK
/* Comments. */
case 86:
YY_RULE_SETUP
#line 432 "scan-gram.l"
YY_OBS_GROW; yy_push_state (SC_COMMENT);
YY_BREAK
case 87:
YY_RULE_SETUP
#line 433 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
/* Not comments. */
case 88:
YY_RULE_SETUP
#line 436 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
/*---------------------------------------------------------------.
| Scanning some code in braces (%union and actions). The initial |
| "{" is already eaten. |
`---------------------------------------------------------------*/
case 89:
YY_RULE_SETUP
#line 447 "scan-gram.l"
{
YY_OBS_GROW;
if (--braces_level == 0)
{
yy_pop_state ();
YY_OBS_FINISH;
yylval->string = last_string;
return BRACED_CODE;
}
}
YY_BREAK
case 90:
YY_RULE_SETUP
#line 458 "scan-gram.l"
YY_OBS_GROW; braces_level++;
YY_BREAK
case 91:
YY_RULE_SETUP
#line 460 "scan-gram.l"
{ handle_dollar (current_braced_code,
yytext, *yylloc); }
YY_BREAK
case 92:
YY_RULE_SETUP
#line 462 "scan-gram.l"
{ handle_at (current_braced_code,
yytext, *yylloc); }
YY_BREAK
case 93:
YY_RULE_SETUP
#line 465 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 94:
YY_RULE_SETUP
#line 466 "scan-gram.l"
YY_OBS_GROW; YY_LINES;
YY_BREAK
/* A lose $, or /, or etc. */
case 95:
YY_RULE_SETUP
#line 469 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case YY_STATE_EOF(SC_BRACED_CODE):
#line 471 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a braced code\n"));
yy_pop_state ();
YY_OBS_FINISH;
yylval->string = last_string;
return BRACED_CODE;
}
YY_BREAK
/*--------------------------------------------------------------.
| Scanning some prologue: from "%{" (already scanned) to "%}". |
`--------------------------------------------------------------*/
case 96:
YY_RULE_SETUP
#line 489 "scan-gram.l"
{
yy_pop_state ();
YY_OBS_FINISH;
yylval->string = last_string;
return PROLOGUE;
}
YY_BREAK
case 97:
YY_RULE_SETUP
#line 496 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 98:
YY_RULE_SETUP
#line 497 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case 99:
YY_RULE_SETUP
#line 498 "scan-gram.l"
YY_OBS_GROW; YY_LINES;
YY_BREAK
case YY_STATE_EOF(SC_PROLOGUE):
#line 500 "scan-gram.l"
{
LOCATION_PRINT (stderr, *yylloc);
fprintf (stderr, _(": unexpected end of file in a prologue\n"));
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 100:
YY_RULE_SETUP
#line 518 "scan-gram.l"
YY_OBS_GROW;
YY_BREAK
case YY_STATE_EOF(SC_EPILOGUE):
#line 520 "scan-gram.l"
{
yy_pop_state ();
YY_OBS_FINISH;
yylval->string = last_string;
return EPILOGUE;
}
YY_BREAK
case 101:
YY_RULE_SETUP
#line 529 "scan-gram.l"
YY_FATAL_ERROR( "flex scanner jammed" );
YY_BREAK
#line 1879 "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;
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)] : 1);
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 >= 380 )
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 = 1;
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 >= 380 )
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 == 379);
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;
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 529 "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, _("$$ of `%s' has no declared type"),
current_rule->sym->tag);
if (!type_name)
type_name = "";
obstack_fgrow1 (&string_obstack,
"]b4_lhs_value([%s])[", type_name);
}
else if (('0' <= *cp && *cp <= '9') || *cp == '-')
{
/* RULE_LENGTH is the number of values in the current rule so
far, which says where to find `$0' with respect to the top of
the stack. It is not the same as the rule->length in the
case of mid rule actions. */
int rule_length = symbol_list_length (current_rule->next);
int n = strtol (cp, &cp, 10);
if (n > rule_length)
complain_at (location, _("invalid value: %s%d"), "$", n);
else
{
if (!type_name && n > 0)
type_name = symbol_list_n_type_name_get (current_rule, location,
n);
if (!type_name && typed)
complain_at (location, _("$%d of `%s' has no declared type"),
n, current_rule->sym->tag);
if (!type_name)
type_name = "";
obstack_fgrow3 (&string_obstack,
"]b4_rhs_value([%d], [%d], [%s])[",
rule_length, n, type_name);
}
}
else
{
complain_at (location, _("%s is invalid"), quote (text));
}
}
/*---------------------------------------------------------------.
| TEXT is expexted tp be $$ 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 == '$')
obstack_sgrow (&string_obstack, "]b4_dollar_dollar[");
else
complain_at (location, _("%s is invalid"), quote (text));
}
/*-----------------------------------------------------------------.
| Dispatch onto handle_action_dollar, or handle_destructor_dollar, |
| depending upon CODE_KIND. |
`-----------------------------------------------------------------*/
static void
handle_dollar (braced_code_t braced_code_kind,
char *text, location_t location)
{
switch (braced_code_kind)
{
case action_braced_code:
handle_action_dollar (text, location);
break;
case destructor_braced_code:
case printer_braced_code:
handle_symbol_code_dollar (text, location);
break;
}
}
/*------------------------------------------------------.
| TEXT is a location token (i.e., a `@...'). Output to |
| STRING_OBSTACK a reference to this location. |
`------------------------------------------------------*/
static inline void
handle_action_at (char *text, location_t location)
{
char *cp = text + 1;
locations_flag = 1;
if (*cp == '$')
{
obstack_sgrow (&string_obstack, "]b4_lhs_location[");
}
else if (('0' <= *cp && *cp <= '9') || *cp == '-')
{
/* RULE_LENGTH is the number of values in the current rule so
far, which says where to find `$0' with respect to the top of
the stack. It is not the same as the rule->length in the
case of mid rule actions. */
int rule_length = symbol_list_length (current_rule->next);
int n = strtol (cp, &cp, 10);
if (n > rule_length)
complain_at (location, _("invalid value: %s%d"), "@", n);
else
obstack_fgrow2 (&string_obstack, "]b4_rhs_location([%d], [%d])[",
rule_length, n);
}
else
{
complain_at (location, _("%s is invalid"), quote (text));
}
}
/*---------------------------------------------------------------.
| TEXT is expexted tp be @$ 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, _("%s is invalid"), 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;
}
}
/*-------------------------.
| 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);
}
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