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freebsd-dev/contrib/bind/bin/nslookup/commands.c
Peter Wemm 6b6ac9438f Import bind v8.2.2.p5, minus the crypto for the time being. The bind 
package does have BXA export approval, but the licensing strings on the
dnssafe code are a bit unpleasant.  The crypto is easy to restore and bind
will run without it - just without full dnssec support.

Obtained from:	The Internet Software Consortium (www.isc.org)
1999-11-30 02:43:11 +00:00

2042 lines
56 KiB
C
Raw Blame History

/* A lexical scanner generated by flex */
/* Scanner skeleton version:
* /master/usr.bin/lex/skel.c,v 1.2 1996/05/30 12:31:07 bostic 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>
#include <unistd.h>
/* Use prototypes in function declarations. */
#define YY_USE_PROTOS
/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST
#else /* ! __cplusplus */
#if __STDC__
#define YY_USE_PROTOS
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef __TURBOC__
#pragma warn -rch
#pragma warn -use
#include <io.h>
#include <stdlib.h>
#define YY_USE_CONST
#define YY_USE_PROTOS
#endif
#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#endif
#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
#endif
/* Returned upon end-of-file. */
#define YY_NULL 0
/* Promotes a possibly negative, possibly signed char to an unsigned
* integer for use as an array index. If the signed char is negative,
* we want to instead treat it as an 8-bit unsigned char, hence the
* double cast.
*/
#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
/* Enter a start condition. This macro really ought to take a parameter,
* but we do it the disgusting crufty way forced on us by the ()-less
* definition of BEGIN.
*/
#define BEGIN yy_start = 1 + 2 *
/* Translate the current start state into a value that can be later handed
* to BEGIN to return to the state. The YYSTATE alias is for lex
* compatibility.
*/
#define YY_START ((yy_start - 1) / 2)
#define YYSTATE YY_START
/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( yyin )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#define YY_BUF_SIZE 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 *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)
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 22
#define YY_END_OF_BUFFER 23
static yyconst short int yy_accept[171] =
{ 0,
0, 0, 23, 22, 21, 22, 22, 19, 22, 22,
22, 22, 22, 22, 22, 22, 22, 0, 20, 0,
19, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 16, 0, 0, 14, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 18, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 15, 0, 3, 0, 0, 13, 0, 9, 0,
0, 0, 0, 0, 4, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 12,
0, 0, 12, 0, 0, 0, 17, 0, 6, 0,
0, 0, 0, 0, 0, 0, 7, 0, 0, 7,
0, 0, 0, 0, 9, 0, 0, 11, 0, 0,
0, 0, 6, 0, 0, 0, 0, 0, 8, 0,
0, 0, 0, 0, 1, 0, 0, 0, 5, 0,
0, 0, 0, 0, 0, 0, 2, 0, 0, 0,
0, 0, 0, 0, 5, 0, 8, 0, 10, 0
} ;
static yyconst int yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 1, 1, 1, 1, 1, 1, 1, 1,
1, 4, 1, 1, 5, 4, 6, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 1, 1, 1,
6, 7, 8, 1, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
1, 9, 1, 1, 10, 1, 11, 4, 4, 12,
13, 14, 15, 16, 17, 4, 4, 18, 19, 20,
21, 22, 4, 23, 24, 25, 4, 26, 27, 28,
4, 4, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 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[29] =
{ 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
} ;
static yyconst short int yy_base[203] =
{ 0,
504, 0, 497, 626, 626, 484, 28, 626, 56, 58,
65, 52, 49, 47, 55, 57, 61, 477, 626, 0,
626, 451, 79, 0, 62, 71, 63, 67, 73, 75,
103, 626, 450, 94, 626, 90, 74, 96, 113, 95,
94, 107, 141, 150, 100, 106, 105, 159, 108, 104,
72, 128, 110, 168, 626, 175, 184, 137, 0, 144,
160, 152, 193, 200, 153, 187, 185, 225, 195, 235,
202, 626, 244, 626, 186, 204, 626, 215, 626, 254,
218, 237, 245, 257, 626, 241, 273, 282, 291, 301,
263, 0, 284, 265, 312, 322, 283, 277, 331, 626,
338, 268, 626, 347, 356, 275, 626, 365, 626, 375,
466, 384, 393, 314, 402, 411, 626, 418, 333, 626,
427, 436, 445, 448, 626, 455, 464, 626, 474, 483,
493, 496, 626, 503, 512, 341, 0, 349, 626, 515,
522, 525, 532, 535, 626, 542, 551, 358, 626, 560,
377, 563, 570, 579, 386, 582, 626, 589, 598, 395,
0, 607, 616, 413, 626, 420, 626, 429, 626, 626,
460, 459, 458, 448, 441, 440, 439, 432, 423, 416,
405, 398, 389, 380, 368, 361, 352, 336, 325, 306,
294, 287, 267, 247, 240, 228, 209, 207, 198, 173,
162, 144
} ;
static yyconst short int yy_def[203] =
{ 0,
171, 170, 170, 170, 170, 172, 170, 170, 173, 172,
173, 11, 11, 11, 11, 11, 11, 172, 170, 7,
170, 11, 172, 11, 11, 11, 11, 11, 11, 11,
174, 170, 11, 172, 170, 11, 11, 11, 11, 11,
11, 11, 175, 176, 11, 11, 11, 177, 11, 11,
11, 11, 11, 172, 170, 175, 176, 57, 57, 11,
11, 11, 178, 172, 11, 11, 11, 179, 11, 180,
172, 170, 174, 170, 11, 73, 170, 172, 170, 178,
172, 172, 11, 73, 170, 11, 181, 182, 183, 180,
90, 90, 11, 90, 184, 185, 11, 11, 172, 170,
181, 172, 170, 186, 187, 172, 170, 188, 170, 189,
90, 190, 191, 11, 192, 172, 170, 186, 172, 170,
193, 194, 189, 172, 170, 190, 195, 170, 191, 196,
197, 172, 170, 193, 194, 135, 135, 172, 170, 172,
198, 172, 199, 172, 170, 197, 200, 172, 170, 201,
172, 172, 198, 202, 172, 172, 170, 199, 200, 159,
159, 201, 202, 172, 170, 172, 170, 172, 170, 0,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170
} ;
static yyconst short int yy_nxt[655] =
{ 0,
6, 7, 8, 9, 6, 6, 6, 10, 9, 9,
9, 9, 11, 12, 9, 13, 9, 14, 9, 9,
9, 9, 15, 16, 9, 17, 9, 9, 18, 20,
21, 22, 18, 18, 18, 23, 22, 22, 22, 22,
24, 25, 22, 26, 22, 27, 22, 22, 22, 22,
28, 29, 22, 30, 22, 22, 18, 31, 32, 34,
35, 38, 18, 18, 18, 18, 31, 32, 37, 41,
39, 18, 18, 18, 33, 40, 33, 42, 37, 33,
34, 35, 33, 38, 33, 41, 39, 40, 33, 33,
33, 42, 36, 46, 33, 34, 35, 67, 33, 33,
33, 33, 33, 18, 31, 32, 45, 18, 18, 44,
18, 18, 18, 47, 48, 50, 51, 33, 52, 53,
61, 33, 33, 33, 60, 49, 62, 33, 66, 68,
65, 33, 33, 33, 33, 33, 69, 33, 71, 72,
33, 18, 54, 55, 163, 73, 74, 18, 18, 18,
18, 57, 19, 76, 77, 33, 59, 18, 18, 18,
48, 32, 162, 64, 18, 44, 18, 18, 18, 54,
55, 33, 75, 160, 70, 18, 54, 55, 83, 33,
33, 18, 18, 18, 18, 57, 19, 33, 84, 85,
18, 18, 18, 18, 78, 79, 89, 86, 158, 18,
18, 18, 19, 71, 72, 76, 77, 153, 93, 146,
81, 81, 33, 33, 33, 81, 78, 79, 81, 95,
19, 94, 33, 81, 82, 18, 68, 32, 143, 88,
88, 44, 18, 18, 88, 18, 90, 19, 96, 19,
141, 92, 18, 18, 18, 73, 74, 136, 18, 18,
44, 18, 18, 18, 18, 78, 79, 97, 84, 85,
18, 18, 18, 98, 106, 107, 110, 134, 33, 102,
103, 111, 33, 18, 99, 100, 106, 107, 115, 18,
18, 18, 18, 102, 103, 108, 109, 131, 18, 18,
18, 18, 89, 32, 129, 105, 105, 44, 18, 18,
105, 18, 90, 19, 33, 114, 126, 18, 18, 18,
33, 33, 18, 95, 19, 130, 18, 18, 18, 18,
18, 18, 18, 96, 19, 123, 18, 18, 18, 18,
18, 18, 99, 100, 119, 120, 121, 70, 18, 99,
100, 33, 148, 149, 18, 18, 18, 18, 116, 117,
138, 139, 105, 18, 18, 18, 18, 119, 120, 148,
149, 118, 18, 18, 18, 18, 108, 109, 113, 18,
18, 122, 18, 18, 18, 18, 110, 19, 150, 19,
112, 18, 18, 18, 18, 124, 125, 154, 19, 104,
18, 18, 18, 18, 127, 128, 164, 165, 88, 18,
18, 18, 18, 115, 32, 101, 18, 18, 44, 18,
18, 18, 116, 117, 164, 165, 91, 70, 18, 116,
117, 166, 167, 87, 18, 18, 18, 18, 132, 133,
168, 169, 80, 18, 18, 18, 18, 135, 19, 63,
58, 56, 137, 18, 18, 18, 138, 139, 43, 124,
125, 18, 18, 18, 140, 18, 124, 125, 33, 18,
4, 18, 18, 18, 18, 127, 128, 110, 18, 18,
142, 18, 18, 18, 18, 127, 128, 33, 33, 19,
18, 18, 18, 18, 130, 32, 19, 18, 18, 44,
18, 18, 18, 18, 144, 145, 170, 132, 133, 18,
18, 18, 147, 18, 132, 133, 5, 170, 170, 18,
18, 18, 18, 135, 19, 170, 150, 19, 18, 18,
18, 151, 18, 152, 128, 170, 154, 19, 18, 18,
18, 155, 18, 156, 157, 170, 144, 145, 18, 18,
18, 70, 18, 144, 145, 170, 170, 170, 18, 18,
18, 18, 159, 19, 170, 170, 170, 161, 18, 18,
18, 150, 19, 170, 152, 128, 18, 18, 18, 142,
18, 152, 128, 170, 170, 170, 18, 18, 18, 18,
154, 19, 170, 156, 157, 18, 18, 18, 70, 18,
156, 157, 170, 170, 170, 18, 18, 18, 18, 159,
19, 170, 170, 170, 18, 18, 18, 18, 166, 167,
170, 170, 170, 18, 18, 18, 18, 168, 169, 170,
170, 170, 18, 18, 18, 3, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170
} ;
static yyconst short int yy_chk[655] =
{ 0,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 9, 9, 9, 10,
10, 13, 9, 9, 9, 11, 11, 11, 12, 16,
14, 11, 11, 11, 14, 15, 13, 17, 25, 12,
23, 23, 15, 26, 16, 29, 27, 28, 17, 25,
27, 30, 11, 37, 28, 34, 34, 51, 26, 51,
29, 37, 30, 31, 31, 31, 36, 31, 31, 31,
31, 31, 31, 38, 39, 40, 41, 36, 41, 42,
46, 41, 40, 38, 45, 39, 47, 45, 50, 52,
49, 50, 47, 46, 42, 49, 53, 53, 58, 58,
39, 43, 43, 43, 202, 60, 60, 43, 43, 43,
44, 44, 44, 62, 62, 52, 44, 44, 44, 48,
48, 48, 201, 48, 48, 48, 48, 48, 48, 54,
54, 60, 61, 200, 54, 56, 56, 56, 65, 62,
65, 56, 56, 56, 57, 57, 57, 61, 66, 66,
57, 57, 57, 63, 63, 63, 69, 67, 199, 63,
63, 63, 64, 71, 71, 76, 76, 198, 75, 197,
64, 64, 67, 75, 66, 64, 78, 78, 64, 81,
81, 78, 69, 64, 64, 68, 68, 68, 196, 68,
68, 68, 68, 68, 68, 70, 70, 70, 82, 82,
195, 70, 70, 70, 73, 73, 73, 194, 73, 73,
73, 73, 73, 73, 80, 80, 80, 83, 84, 84,
80, 80, 80, 86, 91, 91, 94, 193, 86, 102,
102, 94, 83, 87, 87, 87, 106, 106, 98, 87,
87, 87, 88, 88, 88, 93, 93, 192, 88, 88,
88, 89, 89, 89, 191, 89, 89, 89, 89, 89,
89, 90, 90, 90, 98, 97, 190, 90, 90, 90,
97, 93, 95, 95, 95, 114, 95, 95, 95, 95,
95, 95, 96, 96, 96, 189, 96, 96, 96, 96,
96, 96, 99, 99, 119, 119, 188, 99, 101, 101,
101, 114, 136, 136, 101, 101, 101, 104, 104, 104,
138, 138, 187, 104, 104, 104, 105, 105, 105, 148,
148, 186, 105, 105, 105, 108, 108, 108, 185, 108,
108, 108, 108, 108, 108, 110, 110, 110, 151, 151,
184, 110, 110, 110, 112, 112, 112, 155, 155, 183,
112, 112, 112, 113, 113, 113, 160, 160, 182, 113,
113, 113, 115, 115, 115, 181, 115, 115, 115, 115,
115, 115, 116, 116, 164, 164, 180, 116, 118, 118,
118, 166, 166, 179, 118, 118, 118, 121, 121, 121,
168, 168, 178, 121, 121, 121, 122, 122, 122, 177,
176, 175, 122, 122, 122, 123, 123, 123, 174, 124,
124, 123, 123, 123, 124, 126, 126, 126, 173, 172,
171, 126, 126, 126, 127, 127, 127, 111, 127, 127,
127, 127, 127, 127, 129, 129, 129, 33, 22, 18,
129, 129, 129, 130, 130, 130, 6, 130, 130, 130,
130, 130, 130, 131, 131, 131, 3, 132, 132, 131,
131, 131, 132, 134, 134, 134, 1, 0, 0, 134,
134, 134, 135, 135, 135, 0, 140, 140, 135, 135,
135, 140, 141, 141, 141, 0, 142, 142, 141, 141,
141, 142, 143, 143, 143, 0, 144, 144, 143, 143,
143, 144, 146, 146, 146, 0, 0, 0, 146, 146,
146, 147, 147, 147, 0, 0, 0, 147, 147, 147,
150, 150, 150, 0, 152, 152, 150, 150, 150, 152,
153, 153, 153, 0, 0, 0, 153, 153, 153, 154,
154, 154, 0, 156, 156, 154, 154, 154, 156, 158,
158, 158, 0, 0, 0, 158, 158, 158, 159, 159,
159, 0, 0, 0, 159, 159, 159, 162, 162, 162,
0, 0, 0, 162, 162, 162, 163, 163, 163, 0,
0, 0, 163, 163, 163, 170, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
170, 170, 170, 170
} ;
static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;
/* 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 "commands.l"
#define INITIAL 0
#line 2 "commands.l"
/*
* Copyright (c) 1985
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* Portions Copyright (c) 1993 by Digital Equipment Corporation.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies, and that
* the name of Digital Equipment Corporation not be used in advertising or
* publicity pertaining to distribution of the document or software without
* specific, written prior permission.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
* CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef lint
static char sccsid[] = "@(#)commands.l 5.13 (Berkeley) 7/24/90";
#endif /* not lint */
/*
*******************************************************************************
*
* commands.l
*
* Andrew Cherenson CS298-26 Fall 1985
*
* Lex input file for the nslookup program command interpreter.
* When a sequence is recognized, the associated action
* routine is called. The action routine may need to
* parse the string for additional information.
*
* Recognized commands: (identifiers are shown in uppercase)
*
* server NAME - set default server to NAME, using default server
* lserver NAME - set default server to NAME, using initial server
* finger [NAME] - finger the optional NAME
* exit - exit the program
* root - set default server to the root
* ls NAME - list the domain NAME
* view FILE - sorts and view the file with more
* set OPTION - set an option
* help - print help information
* ? - print help information
* NAME - print info about the host/domain NAME
* using default server.
* NAME1 NAME2 - as above, but use NAME2 as server
*
*
* yylex Results:
* 0 upon end-of-file.
* 1 after each command.
*
*******************************************************************************
*/
#include "port_before.h"
#include <sys/types.h>
#include "port_after.h"
#include "res.h"
extern char rootServerName[];
extern void PrintHelp();
extern void ViewList(char *);
/* 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 if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
&& ferror( yyin ) ) \
YY_FATAL_ERROR( "input in flex scanner failed" );
#endif
/* No semi-colon after return; correct usage is to write "yyterminate();" -
* we don't want an extra ';' after the "return" because that will cause
* some compilers to complain about unreachable statements.
*/
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif
/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#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 110 "commands.l"
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 >= 171 )
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] != 626 );
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. */
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_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 111 "commands.l"
{
/*
* 0 == use current server to find
* the new one.
* 1 == use original server to find
* the new one.
*/
SetDefaultServer(yytext, 0);
return(1);
}
YY_BREAK
case 2:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 121 "commands.l"
{
SetDefaultServer(yytext, 1);
return(1);
}
YY_BREAK
case 3:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 125 "commands.l"
{
return(0);
}
YY_BREAK
case 4:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 128 "commands.l"
{
SetDefaultServer(rootServerName, 1);
return(1);
}
YY_BREAK
case 5:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 132 "commands.l"
{
/*
* 2nd arg.
* 0 == output to stdout
* 1 == output to file
*/
Finger(yytext, 1);
return(1);
}
YY_BREAK
case 6:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 141 "commands.l"
{
Finger(yytext, 0);
return(1);
}
YY_BREAK
case 7:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 145 "commands.l"
{
ViewList((char *)yytext);
return(1);
}
YY_BREAK
case 8:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 149 "commands.l"
{
/*
* 2nd arg.
* 0 == output to stdout
* 1 == output to file
*/
ListHosts(yytext, 1);
return(1);
}
YY_BREAK
case 9:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 158 "commands.l"
{
ListHosts(yytext, 0);
return(1);
}
YY_BREAK
case 10:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 162 "commands.l"
{
/*
* 2nd arg.
* 0 == output to stdout
* 1 == output to file
*/
ListHostsByType(yytext, 1);
return(1);
}
YY_BREAK
case 11:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 171 "commands.l"
{
ListHostsByType(yytext, 0);
return(1);
}
YY_BREAK
case 12:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 175 "commands.l"
{
SetOption(yytext);
return(1);
}
YY_BREAK
case 13:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 179 "commands.l"
{
PrintHelp();
return(1);
}
YY_BREAK
case 14:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 183 "commands.l"
{
extern void PrintHelp();
PrintHelp();
return(1);
}
YY_BREAK
case 15:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 189 "commands.l"
{
/*
* 0 == output to stdout
* 1 == output to file
*/
LookupHost(yytext, 1);
return(1);
}
YY_BREAK
case 16:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 197 "commands.l"
{
LookupHost(yytext, 0);
return(1);
}
YY_BREAK
case 17:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 201 "commands.l"
{
/*
* 0 == output to stdout
* 1 == output to file
*/
LookupHostWithServer(yytext, 1);
return(1);
}
YY_BREAK
case 18:
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
yy_c_buf_p = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up yytext again */
YY_RULE_SETUP
#line 209 "commands.l"
{
LookupHostWithServer(yytext, 0);
return(1);
}
YY_BREAK
case 19:
YY_RULE_SETUP
#line 213 "commands.l"
{
return(1);
}
YY_BREAK
case 20:
YY_RULE_SETUP
#line 216 "commands.l"
{
printf("Unrecognized command: %s",
yytext);
return(1);
}
YY_BREAK
case 21:
YY_RULE_SETUP
#line 221 "commands.l"
{ ; }
YY_BREAK
case 22:
YY_RULE_SETUP
#line 222 "commands.l"
ECHO;
YY_BREAK
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_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 );
}
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)] : 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 >= 171 )
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 >= 171 )
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 == 170);
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_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_END_OF_FILE:
{
if ( yywrap() )
{
yy_c_buf_p = yytext_ptr + offset;
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;
case EOB_ACT_LAST_MATCH:
#ifdef __cplusplus
YY_FATAL_ERROR(
"unexpected last match in yyinput()" );
#else
YY_FATAL_ERROR(
"unexpected last match in input()" );
#endif
}
}
}
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 YY_ALWAYS_INTERACTIVE
#ifndef YY_NEVER_INTERACTIVE
extern int isatty YY_PROTO(( int ));
#endif
#endif
#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, 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
{
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 *str )
#else
YY_BUFFER_STATE yy_scan_string( str )
yyconst char *str;
#endif
{
int len;
for ( len = 0; str[len]; ++len )
;
return yy_scan_bytes( 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 222 "commands.l"
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