📄 scanner.cpp
字号:
/* A lexical scanner generated by flex */
/* Scanner skeleton version:
* $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
*/
#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#include <stdio.h>
/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif
#ifdef __cplusplus
#include <stdlib.h>
#ifdef _WIN32
#include <io.h>
#else
#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
typedef unsigned char YY_CHAR;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
typedef int yy_state_type;
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 10
#define YY_END_OF_BUFFER 11
static yyconst short int yy_accept[141] =
{ 0,
7, 7, 11, 7, 7, 1, 8, 9, 7, 7,
7, 7, 7, 7, 7, 2, 7, 3, 4, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 0,
7, 7, 0, 7, 7, 0, 7, 7, 0, 7,
7, 0, 7, 7, 0, 7, 7, 0, 7, 7,
0, 7, 7, 0, 7, 7, 0, 7, 7, 0,
7, 7, 0, 7, 7, 0, 7, 7, 0, 7,
7, 0, 7, 7, 0, 7, 7, 0, 7, 7,
0, 7, 7, 0, 7, 7, 0, 7, 7, 0,
7, 7, 0, 7, 7, 0, 7, 7, 0, 7,
7, 0, 6, 7, 0, 7, 0, 7, 0, 7,
0, 7, 0, 7, 0, 7, 0, 7, 0, 7,
0, 7, 0, 7, 0, 7, 0, 5, 5, 0
} ;
static yyconst int yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 3, 1, 4, 1, 1, 1, 1, 1, 5,
5, 1, 1, 1, 1, 1, 6, 7, 7, 8,
7, 7, 7, 7, 7, 7, 7, 9, 1, 1,
1, 1, 1, 1, 10, 11, 11, 12, 11, 11,
1, 1, 1, 1, 1, 1, 1, 13, 14, 1,
1, 15, 1, 16, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 11, 11, 11, 17,
18, 19, 1, 1, 20, 1, 21, 22, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 23, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 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[24] =
{ 0,
1, 1, 2, 2, 2, 1, 3, 3, 1, 3,
3, 3, 1, 1, 1, 1, 3, 3, 3, 1,
1, 1, 1
} ;
static yyconst short int yy_base[177] =
{ 0,
0, 17, 142, 0, 0, 922, 922, 922, 128, 126,
124, 121, 0, 125, 120, 0, 127, 0, 0, 113,
124, 0, 126, 29, 108, 42, 111, 55, 103, 68,
100, 81, 103, 94, 97, 107, 124, 141, 158, 93,
175, 0, 4, 188, 9, 21, 201, 214, 0, 227,
240, 0, 253, 266, 0, 279, 292, 0, 305, 318,
0, 331, 344, 0, 357, 370, 0, 383, 396, 0,
409, 422, 0, 435, 448, 0, 461, 474, 0, 487,
500, 0, 513, 526, 0, 539, 552, 0, 565, 578,
0, 591, 604, 0, 617, 630, 0, 643, 656, 0,
669, 682, 0, 695, 708, 0, 721, 734, 0, 747,
760, 0, 0, 773, 0, 786, 0, 799, 0, 812,
0, 825, 0, 838, 0, 851, 0, 864, 0, 877,
0, 890, 0, 87, 86, 102, 101, 0, 922, 922,
909, 912, 915, 918, 100, 94, 93, 92, 91, 87,
81, 80, 79, 78, 74, 68, 67, 66, 65, 61,
55, 54, 53, 52, 48, 42, 40, 39, 35, 31,
30, 23, 22, 21, 20, 12
} ;
static yyconst short int yy_def[177] =
{ 0,
141, 141, 140, 142, 142, 140, 140, 140, 142, 142,
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
142, 142, 142, 142, 142, 142, 143, 142, 143, 144,
142, 142, 140, 142, 142, 140, 142, 142, 145, 142,
142, 146, 142, 142, 147, 142, 142, 148, 142, 142,
149, 142, 142, 150, 142, 142, 151, 142, 142, 152,
142, 142, 153, 142, 142, 154, 142, 142, 155, 142,
142, 156, 142, 142, 157, 142, 142, 158, 142, 142,
159, 142, 142, 160, 142, 142, 161, 142, 142, 162,
142, 142, 163, 142, 142, 164, 142, 142, 165, 142,
142, 166, 142, 142, 167, 142, 168, 142, 169, 142,
170, 142, 171, 142, 172, 142, 173, 142, 174, 142,
175, 142, 176, 142, 140, 142, 140, 142, 140, 0,
140, 140, 140, 140, 140, 140, 140, 140, 140, 140,
140, 140, 140, 140, 140, 140, 140, 140, 140, 140,
140, 140, 140, 140, 140, 140, 140, 140, 140, 140,
140, 140, 140, 140, 140, 140
} ;
static yyconst short int yy_nxt[946] =
{ 0,
140, 5, 6, 7, 8, 23, 45, 45, 24, 9,
46, 46, 10, 11, 135, 45, 45, 12, 5, 6,
7, 8, 133, 131, 129, 127, 9, 46, 46, 10,
11, 48, 125, 123, 12, 26, 26, 121, 26, 26,
26, 119, 117, 49, 115, 26, 26, 26, 28, 28,
112, 28, 28, 28, 109, 106, 103, 100, 28, 28,
28, 30, 30, 97, 30, 30, 30, 94, 91, 88,
85, 30, 30, 30, 32, 32, 82, 32, 32, 32,
79, 76, 73, 70, 32, 32, 32, 34, 34, 67,
34, 34, 34, 64, 61, 58, 55, 34, 34, 34,
36, 36, 52, 36, 36, 36, 139, 138, 137, 136,
36, 36, 36, 38, 38, 43, 38, 38, 38, 37,
35, 33, 31, 38, 38, 38, 40, 40, 40, 29,
27, 25, 22, 21, 20, 19, 18, 17, 16, 15,
14, 140, 140, 140, 140, 140, 13, 41, 41, 140,
41, 41, 41, 140, 140, 140, 140, 41, 41, 41,
40, 40, 40, 140, 140, 140, 140, 140, 140, 140,
140, 140, 140, 140, 140, 140, 140, 140, 140, 140,
42, 44, 44, 140, 44, 44, 44, 140, 140, 140,
140, 44, 44, 44, 47, 47, 140, 47, 47, 47,
140, 140, 140, 140, 47, 47, 47, 50, 50, 140,
50, 50, 50, 140, 140, 140, 140, 50, 50, 50,
51, 51, 140, 51, 51, 51, 140, 140, 140, 140,
51, 51, 51, 53, 53, 140, 53, 53, 53, 140,
140, 140, 140, 53, 53, 53, 54, 54, 140, 54,
54, 54, 140, 140, 140, 140, 54, 54, 54, 56,
56, 140, 56, 56, 56, 140, 140, 140, 140, 56,
56, 56, 57, 57, 140, 57, 57, 57, 140, 140,
140, 140, 57, 57, 57, 59, 59, 140, 59, 59,
59, 140, 140, 140, 140, 59, 59, 59, 60, 60,
140, 60, 60, 60, 140, 140, 140, 140, 60, 60,
60, 62, 62, 140, 62, 62, 62, 140, 140, 140,
140, 62, 62, 62, 63, 63, 140, 63, 63, 63,
140, 140, 140, 140, 63, 63, 63, 65, 65, 140,
65, 65, 65, 140, 140, 140, 140, 65, 65, 65,
66, 66, 140, 66, 66, 66, 140, 140, 140, 140,
66, 66, 66, 68, 68, 140, 68, 68, 68, 140,
140, 140, 140, 68, 68, 68, 69, 69, 140, 69,
69, 69, 140, 140, 140, 140, 69, 69, 69, 71,
71, 140, 71, 71, 71, 140, 140, 140, 140, 71,
71, 71, 72, 72, 140, 72, 72, 72, 140, 140,
140, 140, 72, 72, 72, 74, 74, 140, 74, 74,
74, 140, 140, 140, 140, 74, 74, 74, 75, 75,
140, 75, 75, 75, 140, 140, 140, 140, 75, 75,
75, 77, 77, 140, 77, 77, 77, 140, 140, 140,
140, 77, 77, 77, 78, 78, 140, 78, 78, 78,
140, 140, 140, 140, 78, 78, 78, 80, 80, 140,
80, 80, 80, 140, 140, 140, 140, 80, 80, 80,
81, 81, 140, 81, 81, 81, 140, 140, 140, 140,
81, 81, 81, 83, 83, 140, 83, 83, 83, 140,
140, 140, 140, 83, 83, 83, 84, 84, 140, 84,
84, 84, 140, 140, 140, 140, 84, 84, 84, 86,
86, 140, 86, 86, 86, 140, 140, 140, 140, 86,
86, 86, 87, 87, 140, 87, 87, 87, 140, 140,
140, 140, 87, 87, 87, 89, 89, 140, 89, 89,
89, 140, 140, 140, 140, 89, 89, 89, 90, 90,
140, 90, 90, 90, 140, 140, 140, 140, 90, 90,
90, 92, 92, 140, 92, 92, 92, 140, 140, 140,
140, 92, 92, 92, 93, 93, 140, 93, 93, 93,
140, 140, 140, 140, 93, 93, 93, 95, 95, 140,
95, 95, 95, 140, 140, 140, 140, 95, 95, 95,
96, 96, 140, 96, 96, 96, 140, 140, 140, 140,
96, 96, 96, 98, 98, 140, 98, 98, 98, 140,
140, 140, 140, 98, 98, 98, 99, 99, 140, 99,
99, 99, 140, 140, 140, 140, 99, 99, 99, 101,
101, 140, 101, 101, 101, 140, 140, 140, 140, 101,
101, 101, 102, 102, 140, 102, 102, 102, 140, 140,
140, 140, 102, 102, 102, 104, 104, 140, 104, 104,
104, 140, 140, 140, 140, 104, 104, 104, 105, 105,
140, 105, 105, 105, 140, 140, 140, 140, 105, 105,
105, 107, 107, 140, 107, 107, 107, 140, 140, 140,
140, 107, 107, 107, 108, 108, 140, 108, 108, 108,
140, 140, 140, 140, 108, 108, 108, 110, 110, 140,
110, 110, 110, 140, 140, 140, 140, 110, 110, 110,
111, 111, 140, 111, 111, 111, 140, 140, 140, 140,
111, 111, 111, 113, 113, 140, 113, 113, 113, 140,
140, 140, 140, 113, 113, 113, 114, 114, 140, 114,
114, 114, 140, 140, 140, 140, 114, 114, 114, 116,
116, 140, 116, 116, 116, 140, 140, 140, 140, 116,
116, 116, 118, 118, 140, 118, 118, 118, 140, 140,
140, 140, 118, 118, 118, 120, 120, 140, 120, 120,
120, 140, 140, 140, 140, 120, 120, 120, 122, 122,
140, 122, 122, 122, 140, 140, 140, 140, 122, 122,
122, 124, 124, 140, 124, 124, 124, 140, 140, 140,
140, 124, 124, 124, 126, 126, 140, 126, 126, 126,
140, 140, 140, 140, 126, 126, 126, 128, 128, 140,
128, 128, 128, 140, 140, 140, 140, 128, 128, 128,
130, 130, 140, 130, 130, 130, 140, 140, 140, 140,
130, 130, 130, 132, 132, 140, 132, 132, 132, 140,
140, 140, 140, 132, 132, 132, 134, 134, 140, 134,
134, 134, 140, 140, 140, 140, 134, 134, 134, 4,
4, 4, 13, 140, 13, 39, 39, 39, 40, 40,
40, 3, 140, 140, 140, 140, 140, 140, 140, 140,
140, 140, 140, 140, 140, 140, 140, 140, 140, 140,
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -