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3efb6d7fbf
openwrt/scripts/config/lex.zconf.c_shipped
Felix Fietkau c48b6508fe add 'deselect' property for menuconfig 
SVN-Revision: 6647
2007-03-23 14:03:35 +00:00

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#line 3 "lex.zconf.c"
#define YY_INT_ALIGNED short int
/* A lexical scanner generated by flex */
#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 31
#if YY_FLEX_SUBMINOR_VERSION > 0
#define FLEX_BETA
#endif
/* First, we deal with platform-specific or compiler-specific issues. */
/* begin standard C headers. */
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
/* end standard C headers. */
/* flex integer type definitions */
#ifndef FLEXINT_H
#define FLEXINT_H
/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
#include <inttypes.h>
typedef int8_t flex_int8_t;
typedef uint8_t flex_uint8_t;
typedef int16_t flex_int16_t;
typedef uint16_t flex_uint16_t;
typedef int32_t flex_int32_t;
typedef uint32_t flex_uint32_t;
#else
typedef signed char flex_int8_t;
typedef short int flex_int16_t;
typedef int flex_int32_t;
typedef unsigned char flex_uint8_t;
typedef unsigned short int flex_uint16_t;
typedef unsigned int flex_uint32_t;
#endif /* ! C99 */
/* Limits of integral types. */
#ifndef INT8_MIN
#define INT8_MIN (-128)
#endif
#ifndef INT16_MIN
#define INT16_MIN (-32767-1)
#endif
#ifndef INT32_MIN
#define INT32_MIN (-2147483647-1)
#endif
#ifndef INT8_MAX
#define INT8_MAX (127)
#endif
#ifndef INT16_MAX
#define INT16_MAX (32767)
#endif
#ifndef INT32_MAX
#define INT32_MAX (2147483647)
#endif
#ifndef UINT8_MAX
#define UINT8_MAX (255U)
#endif
#ifndef UINT16_MAX
#define UINT16_MAX (65535U)
#endif
#ifndef UINT32_MAX
#define UINT32_MAX (4294967295U)
#endif
#endif /* ! FLEXINT_H */
#ifdef __cplusplus
/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST
#else /* ! __cplusplus */
#if __STDC__
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#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 zconfrestart(zconfin )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#ifndef YY_BUF_SIZE
#define YY_BUF_SIZE 16384
#endif
#ifndef YY_TYPEDEF_YY_BUFFER_STATE
#define YY_TYPEDEF_YY_BUFFER_STATE
typedef struct yy_buffer_state *YY_BUFFER_STATE;
#endif
extern int zconfleng;
extern FILE *zconfin, *zconfout;
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
#define YY_LESS_LINENO(n)
/* Return all but the first "n" matched characters back to the input stream. */
#define yyless(n) \
do \
{ \
/* Undo effects of setting up zconftext. */ \
int yyless_macro_arg = (n); \
YY_LESS_LINENO(yyless_macro_arg);\
*yy_cp = (yy_hold_char); \
YY_RESTORE_YY_MORE_OFFSET \
(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
YY_DO_BEFORE_ACTION; /* set up zconftext 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).
*/
#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef unsigned int yy_size_t;
#endif
#ifndef YY_STRUCT_YY_BUFFER_STATE
#define YY_STRUCT_YY_BUFFER_STATE
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;
int yy_bs_lineno; /**< The line count. */
int yy_bs_column; /**< The column count. */
/* 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 zconfrestart()), so that the user can continue scanning by
* just pointing zconfin at a new input file.
*/
#define YY_BUFFER_EOF_PENDING 2
};
#endif /* !YY_STRUCT_YY_BUFFER_STATE */
/* Stack of input buffers. */
static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
/* 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".
*
* Returns the top of the stack, or NULL.
*/
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
? (yy_buffer_stack)[(yy_buffer_stack_top)] \
: NULL)
/* Same as previous macro, but useful when we know that the buffer stack is not
* NULL or when we need an lvalue. For internal use only.
*/
#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
/* yy_hold_char holds the character lost when zconftext is formed. */
static char yy_hold_char;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
int zconfleng;
/* 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 zconfwrap()'s to do buffer switches
* instead of setting up a fresh zconfin. A bit of a hack ...
*/
static int yy_did_buffer_switch_on_eof;
void zconfrestart (FILE *input_file );
void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer );
YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size );
void zconf_delete_buffer (YY_BUFFER_STATE b );
void zconf_flush_buffer (YY_BUFFER_STATE b );
void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer );
void zconfpop_buffer_state (void );
static void zconfensure_buffer_stack (void );
static void zconf_load_buffer_state (void );
static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file );
#define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER )
YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size );
YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str );
YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,int len );
void *zconfalloc (yy_size_t );
void *zconfrealloc (void *,yy_size_t );
void zconffree (void * );
#define yy_new_buffer zconf_create_buffer
#define yy_set_interactive(is_interactive) \
{ \
if ( ! YY_CURRENT_BUFFER ){ \
zconfensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
} \
YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
}
#define yy_set_bol(at_bol) \
{ \
if ( ! YY_CURRENT_BUFFER ){\
zconfensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
} \
YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
}
#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
/* Begin user sect3 */
#define zconfwrap(n) 1
#define YY_SKIP_YYWRAP
typedef unsigned char YY_CHAR;
FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0;
typedef int yy_state_type;
extern int zconflineno;
int zconflineno = 1;
extern char *zconftext;
#define yytext_ptr zconftext
static yyconst flex_int16_t yy_nxt[][17] =
{
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0
},
{
11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
12, 12, 12, 12, 12, 12, 12
},
{
11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
12, 12, 12, 12, 12, 12, 12
},
{
11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
16, 16, 16, 18, 16, 16, 16
},
{
11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
16, 16, 16, 18, 16, 16, 16
},
{
11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
19, 19, 19, 19, 19, 19, 19
},
{
11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
19, 19, 19, 19, 19, 19, 19
},
{
11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
22, 22, 22, 22, 22, 25, 22
},
{
11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
22, 22, 22, 22, 22, 25, 22
},
{
11, 26, 26, 27, 28, 29, 30, 31, 29, 32,
33, 34, 35, 35, 36, 37, 38
},
{
11, 26, 26, 27, 28, 29, 30, 31, 29, 32,
33, 34, 35, 35, 36, 37, 38
},
{
-11, -11, -11, -11, -11, -11, -11, -11, -11, -11,
-11, -11, -11, -11, -11, -11, -11
},
{
11, -12, -12, -12, -12, -12, -12, -12, -12, -12,
-12, -12, -12, -12, -12, -12, -12
},
{
11, -13, 39, 40, -13, -13, 41, -13, -13, -13,
-13, -13, -13, -13, -13, -13, -13
},
{
11, -14, -14, -14, -14, -14, -14, -14, -14, -14,
-14, -14, -14, -14, -14, -14, -14
},
{
11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 42, 42
},
{
11, -16, -16, -16, -16, -16, -16, -16, -16, -16,
-16, -16, -16, -16, -16, -16, -16
},
{
11, -17, -17, -17, -17, -17, -17, -17, -17, -17,
-17, -17, -17, -17, -17, -17, -17
},
{
11, -18, -18, -18, -18, -18, -18, -18, -18, -18,
-18, -18, -18, 44, -18, -18, -18
},
{
11, 45, 45, -19, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45
},
{
11, -20, 46, 47, -20, -20, -20, -20, -20, -20,
-20, -20, -20, -20, -20, -20, -20
},
{
11, 48, -21, -21, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48
},
{
11, 49, 49, 50, 49, -22, 49, 49, -22, 49,
49, 49, 49, 49, 49, -22, 49
},
{
11, -23, -23, -23, -23, -23, -23, -23, -23, -23,
-23, -23, -23, -23, -23, -23, -23
},
{
11, -24, -24, -24, -24, -24, -24, -24, -24, -24,
-24, -24, -24, -24, -24, -24, -24
},
{
11, 51, 51, 52, 51, 51, 51, 51, 51, 51,
51, 51, 51, 51, 51, 51, 51
},
{
11, -26, -26, -26, -26, -26, -26, -26, -26, -26,
-26, -26, -26, -26, -26, -26, -26
},
{
11, -27, -27, -27, -27, -27, -27, -27, -27, -27,
-27, -27, -27, -27, -27, -27, -27
},
{
11, -28, -28, -28, -28, -28, -28, -28, -28, -28,
-28, -28, -28, -28, 53, -28, -28
},
{
11, -29, -29, -29, -29, -29, -29, -29, -29, -29,
-29, -29, -29, -29, -29, -29, -29
},
{
11, 54, 54, -30, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54
},
{
11, -31, -31, -31, -31, -31, -31, 55, -31, -31,
-31, -31, -31, -31, -31, -31, -31
},
{
11, -32, -32, -32, -32, -32, -32, -32, -32, -32,
-32, -32, -32, -32, -32, -32, -32
},
{
11, -33, -33, -33, -33, -33, -33, -33, -33, -33,
-33, -33, -33, -33, -33, -33, -33
},
{
11, -34, -34, -34, -34, -34, -34, -34, -34, -34,
-34, 56, 57, 57, -34, -34, -34
},
{
11, -35, -35, -35, -35, -35, -35, -35, -35, -35,
-35, 57, 57, 57, -35, -35, -35
},
{
11, -36, -36, -36, -36, -36, -36, -36, -36, -36,
-36, -36, -36, -36, -36, -36, -36
},
{
11, -37, -37, 58, -37, -37, -37, -37, -37, -37,
-37, -37, -37, -37, -37, -37, -37
},
{
11, -38, -38, -38, -38, -38, -38, -38, -38, -38,
-38, -38, -38, -38, -38, -38, 59
},
{
11, -39, 39, 40, -39, -39, 41, -39, -39, -39,
-39, -39, -39, -39, -39, -39, -39
},
{
11, -40, -40, -40, -40, -40, -40, -40, -40, -40,
-40, -40, -40, -40, -40, -40, -40
},
{
11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 42, 42
},
{
11, 42, 42, 43, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 42, 42
},
{
11, -43, -43, -43, -43, -43, -43, -43, -43, -43,
-43, -43, -43, -43, -43, -43, -43
},
{
11, -44, -44, -44, -44, -44, -44, -44, -44, -44,
-44, -44, -44, 44, -44, -44, -44
},
{
11, 45, 45, -45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45
},
{
11, -46, 46, 47, -46, -46, -46, -46, -46, -46,
-46, -46, -46, -46, -46, -46, -46
},
{
11, 48, -47, -47, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48
},
{
11, -48, -48, -48, -48, -48, -48, -48, -48, -48,
-48, -48, -48, -48, -48, -48, -48
},
{
11, 49, 49, 50, 49, -49, 49, 49, -49, 49,
49, 49, 49, 49, 49, -49, 49
},
{
11, -50, -50, -50, -50, -50, -50, -50, -50, -50,
-50, -50, -50, -50, -50, -50, -50
},
{
11, -51, -51, 52, -51, -51, -51, -51, -51, -51,
-51, -51, -51, -51, -51, -51, -51
},
{
11, -52, -52, -52, -52, -52, -52, -52, -52, -52,
-52, -52, -52, -52, -52, -52, -52
},
{
11, -53, -53, -53, -53, -53, -53, -53, -53, -53,
-53, -53, -53, -53, -53, -53, -53
},
{
11, 54, 54, -54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54
},
{
11, -55, -55, -55, -55, -55, -55, -55, -55, -55,
-55, -55, -55, -55, -55, -55, -55
},
{
11, -56, -56, -56, -56, -56, -56, -56, -56, -56,
-56, 60, 57, 57, -56, -56, -56
},
{
11, -57, -57, -57, -57, -57, -57, -57, -57, -57,
-57, 57, 57, 57, -57, -57, -57
},
{
11, -58, -58, -58, -58, -58, -58, -58, -58, -58,
-58, -58, -58, -58, -58, -58, -58
},
{
11, -59, -59, -59, -59, -59, -59, -59, -59, -59,
-59, -59, -59, -59, -59, -59, -59
},
{
11, -60, -60, -60, -60, -60, -60, -60, -60, -60,
-60, 57, 57, 57, -60, -60, -60
},
} ;
static yy_state_type yy_get_previous_state (void );
static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
static int yy_get_next_buffer (void );
static void yy_fatal_error (yyconst char msg[] );
/* Done after the current pattern has been matched and before the
* corresponding action - sets up zconftext.
*/
#define YY_DO_BEFORE_ACTION \
(yytext_ptr) = yy_bp; \
zconfleng = (size_t) (yy_cp - yy_bp); \
(yy_hold_char) = *yy_cp; \
*yy_cp = '\0'; \
(yy_c_buf_p) = yy_cp;
#define YY_NUM_RULES 33
#define YY_END_OF_BUFFER 34
/* This struct is not used in this scanner,
but its presence is necessary. */
struct yy_trans_info
{
flex_int32_t yy_verify;
flex_int32_t yy_nxt;
};
static yyconst flex_int16_t yy_accept[61] =
{ 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
34, 5, 4, 2, 3, 7, 8, 6, 32, 29,
31, 24, 28, 27, 26, 22, 17, 13, 16, 20,
22, 11, 12, 19, 19, 14, 22, 22, 4, 2,
3, 3, 1, 6, 32, 29, 31, 30, 24, 23,
26, 25, 15, 20, 9, 19, 19, 21, 10, 18
} ;
static yyconst flex_int32_t 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, 4, 5, 6, 1, 1, 7, 8, 9,
10, 1, 1, 1, 11, 12, 12, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 1, 1, 1,
14, 1, 1, 1, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
1, 15, 1, 1, 13, 1, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 1, 16, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1
} ;
extern int zconf_flex_debug;
int zconf_flex_debug = 0;
/* 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 *zconftext;
/*
* Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
* Released under the terms of the GNU GPL v2.0.
*/
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <glob.h>
#define LKC_DIRECT_LINK
#include "lkc.h"
#define START_STRSIZE 16
static struct {
struct file *file;
int lineno;
} current_pos;
static char *text;
static int text_size, text_asize;
struct buffer {
struct buffer *parent;
YY_BUFFER_STATE state;
};
struct buffer *current_buf;
static int last_ts, first_ts;
static void zconf_endhelp(void);
static void zconf_endfile(void);
void new_string(void)
{
text = malloc(START_STRSIZE);
text_asize = START_STRSIZE;
text_size = 0;
*text = 0;
}
void append_string(const char *str, int size)
{
int new_size = text_size + size + 1;
if (new_size > text_asize) {
new_size += START_STRSIZE - 1;
new_size &= -START_STRSIZE;
text = realloc(text, new_size);
text_asize = new_size;
}
memcpy(text + text_size, str, size);
text_size += size;
text[text_size] = 0;
}
void alloc_string(const char *str, int size)
{
text = malloc(size + 1);
memcpy(text, str, size);
text[size] = 0;
}
#define INITIAL 0
#define COMMAND 1
#define HELP 2
#define STRING 3
#define PARAM 4
#ifndef YY_NO_UNISTD_H
/* Special case for "unistd.h", since it is non-ANSI. We include it way
* down here because we want the user's section 1 to have been scanned first.
* The user has a chance to override it with an option.
*/
#include <unistd.h>
#endif
#ifndef YY_EXTRA_TYPE
#define YY_EXTRA_TYPE void *
#endif
/* Macros after this point can all be overridden by user definitions in
* section 1.
*/
#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int zconfwrap (void );
#else
extern int zconfwrap (void );
#endif
#endif
static void yyunput (int c,char *buf_ptr );
#ifndef yytext_ptr
static void yy_flex_strncpy (char *,yyconst char *,int );
#endif
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (yyconst char * );
#endif
#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput (void );
#else
static int input (void );
#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( zconftext, zconfleng, 1, zconfout )
#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) \
errno=0; \
while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \
{ \
if( errno != EINTR) \
{ \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
break; \
} \
errno=0; \
clearerr(zconfin); \
}\
\
#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
/* end tables serialization structures and prototypes */
/* Default declaration of generated scanner - a define so the user can
* easily add parameters.
*/
#ifndef YY_DECL
#define YY_DECL_IS_OURS 1
extern int zconflex (void);
#define YY_DECL int zconflex (void)
#endif /* !YY_DECL */
/* Code executed at the beginning of each rule, after zconftext and zconfleng
* 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
/** The main scanner function which does all the work.
*/
YY_DECL
{
register yy_state_type yy_current_state;
register char *yy_cp, *yy_bp;
register int yy_act;
int str = 0;
int ts, i;
if ( (yy_init) )
{
(yy_init) = 0;
#ifdef YY_USER_INIT
YY_USER_INIT;
#endif
if ( ! (yy_start) )
(yy_start) = 1; /* first start state */
if ( ! zconfin )
zconfin = stdin;
if ( ! zconfout )
zconfout = stdout;
if ( ! YY_CURRENT_BUFFER ) {
zconfensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE =
zconf_create_buffer(zconfin,YY_BUF_SIZE );
}
zconf_load_buffer_state( );
}
while ( 1 ) /* loops until end-of-file is reached */
{
yy_cp = (yy_c_buf_p);
/* Support of zconftext. */
*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:
while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)] ]) > 0 )
++yy_cp;
yy_current_state = -yy_current_state;
yy_find_action:
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 1:
/* rule 1 can match eol */
case 2:
/* rule 2 can match eol */
YY_RULE_SETUP
{
current_file->lineno++;
return T_EOL;
}
YY_BREAK
case 3:
YY_RULE_SETUP
YY_BREAK
case 4:
YY_RULE_SETUP
{
BEGIN(COMMAND);
}
YY_BREAK
case 5:
YY_RULE_SETUP
{
unput(zconftext[0]);
BEGIN(COMMAND);
}
YY_BREAK
case 6:
YY_RULE_SETUP
{
struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
BEGIN(PARAM);
current_pos.file = current_file;
current_pos.lineno = current_file->lineno;
if (id && id->flags & TF_COMMAND) {
zconflval.id = id;
return id->token;
}
alloc_string(zconftext, zconfleng);
zconflval.string = text;
return T_WORD;
}
YY_BREAK
case 7:
YY_RULE_SETUP
YY_BREAK
case 8:
/* rule 8 can match eol */
YY_RULE_SETUP
{
BEGIN(INITIAL);
current_file->lineno++;
return T_EOL;
}
YY_BREAK
case 9:
YY_RULE_SETUP
return T_AND;
YY_BREAK
case 10:
YY_RULE_SETUP
return T_OR;
YY_BREAK
case 11:
YY_RULE_SETUP
return T_OPEN_PAREN;
YY_BREAK
case 12:
YY_RULE_SETUP
return T_CLOSE_PAREN;
YY_BREAK
case 13:
YY_RULE_SETUP
return T_NOT;
YY_BREAK
case 14:
YY_RULE_SETUP
return T_EQUAL;
YY_BREAK
case 15:
YY_RULE_SETUP
return T_UNEQUAL;
YY_BREAK
case 16:
YY_RULE_SETUP
{
str = zconftext[0];
new_string();
BEGIN(STRING);
}
YY_BREAK
case 17:
/* rule 17 can match eol */
YY_RULE_SETUP
BEGIN(INITIAL); current_file->lineno++; return T_EOL;
YY_BREAK
case 18:
YY_RULE_SETUP
/* ignore */
YY_BREAK
case 19:
YY_RULE_SETUP
{
struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
if (id && id->flags & TF_PARAM) {
zconflval.id = id;
return id->token;
}
alloc_string(zconftext, zconfleng);
zconflval.string = text;
return T_WORD;
}
YY_BREAK
case 20:
YY_RULE_SETUP
/* comment */
YY_BREAK
case 21:
/* rule 21 can match eol */
YY_RULE_SETUP
current_file->lineno++;
YY_BREAK
case 22:
YY_RULE_SETUP
YY_BREAK
case YY_STATE_EOF(PARAM):
{
BEGIN(INITIAL);
}
YY_BREAK
case 23:
/* rule 23 can match eol */
*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
(yy_c_buf_p) = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up zconftext again */
YY_RULE_SETUP
{
append_string(zconftext, zconfleng);
zconflval.string = text;
return T_WORD_QUOTE;
}
YY_BREAK
case 24:
YY_RULE_SETUP
{
append_string(zconftext, zconfleng);
}
YY_BREAK
case 25:
/* rule 25 can match eol */
*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
(yy_c_buf_p) = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up zconftext again */
YY_RULE_SETUP
{
append_string(zconftext + 1, zconfleng - 1);
zconflval.string = text;
return T_WORD_QUOTE;
}
YY_BREAK
case 26:
YY_RULE_SETUP
{
append_string(zconftext + 1, zconfleng - 1);
}
YY_BREAK
case 27:
YY_RULE_SETUP
{
if (str == zconftext[0]) {
BEGIN(PARAM);
zconflval.string = text;
return T_WORD_QUOTE;
} else
append_string(zconftext, 1);
}
YY_BREAK
case 28:
/* rule 28 can match eol */
YY_RULE_SETUP
{
printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
current_file->lineno++;
BEGIN(INITIAL);
return T_EOL;
}
YY_BREAK
case YY_STATE_EOF(STRING):
{
BEGIN(INITIAL);
}
YY_BREAK
case 29:
YY_RULE_SETUP
{
ts = 0;
for (i = 0; i < zconfleng; i++) {
if (zconftext[i] == '\t')
ts = (ts & ~7) + 8;
else
ts++;
}
last_ts = ts;
if (first_ts) {
if (ts < first_ts) {
zconf_endhelp();
return T_HELPTEXT;
}
ts -= first_ts;
while (ts > 8) {
append_string(" ", 8);
ts -= 8;
}
append_string(" ", ts);
}
}
YY_BREAK
case 30:
/* rule 30 can match eol */
*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
(yy_c_buf_p) = yy_cp -= 1;
YY_DO_BEFORE_ACTION; /* set up zconftext again */
YY_RULE_SETUP
{
current_file->lineno++;
zconf_endhelp();
return T_HELPTEXT;
}
YY_BREAK
case 31:
/* rule 31 can match eol */
YY_RULE_SETUP
{
current_file->lineno++;
append_string("\n", 1);
}
YY_BREAK
case 32:
YY_RULE_SETUP
{
append_string(zconftext, zconfleng);
if (!first_ts)
first_ts = last_ts;
}
YY_BREAK
case YY_STATE_EOF(HELP):
{
zconf_endhelp();
return T_HELPTEXT;
}
YY_BREAK
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(COMMAND):
{
if (current_file) {
zconf_endfile();
return T_EOL;
}
fclose(zconfin);
yyterminate();
}
YY_BREAK
case 33:
YY_RULE_SETUP
YY_FATAL_ERROR( "flex scanner jammed" );
YY_BREAK
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_LVALUE->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 zconfin at a new source and called
* zconflex(). 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_LVALUE->yy_n_chars;
YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin;
YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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 ( zconfwrap( ) )
{
/* Note: because we've taken care in
* yy_get_next_buffer() to have set up
* zconftext, 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_LVALUE->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 zconflex */
/* 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 (void)
{
register char *dest = YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
YY_FATAL_ERROR(
"fatal flex scanner internal error--end of buffer missed" );
if ( YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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_LVALUE->yy_n_chars = (yy_n_chars) = 0;
else
{
size_t num_to_read =
YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
while ( num_to_read <= 0 )
{ /* Not enough room in the buffer - grow it. */
/* 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. */
zconfrealloc((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_LVALUE->yy_buf_size -
number_to_move - 1;
}
if ( num_to_read > YY_READ_BUF_SIZE )
num_to_read = YY_READ_BUF_SIZE;
/* Read in more data. */
YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
(yy_n_chars), num_to_read );
YY_CURRENT_BUFFER_LVALUE->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;
zconfrestart(zconfin );
}
else
{
ret_val = EOB_ACT_LAST_MATCH;
YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
}
}
else
ret_val = EOB_ACT_CONTINUE_SCAN;
(yy_n_chars) += number_to_move;
YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
(yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->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 (void)
{
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 )
{
yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)];
}
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 );
*/
static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
{
register int yy_is_jam;
yy_current_state = yy_nxt[yy_current_state][1];
yy_is_jam = (yy_current_state <= 0);
return yy_is_jam ? 0 : yy_current_state;
}
static void yyunput (int c, register char * yy_bp )
{
register char *yy_cp;
yy_cp = (yy_c_buf_p);
/* undo effects of setting up zconftext */
*yy_cp = (yy_hold_char);
if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_ch_buf[
YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
register char *source =
&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
*--dest = *--source;
yy_cp += (int) (dest - source);
yy_bp += (int) (dest - source);
YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->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;
}
#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput (void)
#else
static int input (void)
#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_LVALUE->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. */
zconfrestart(zconfin );
/*FALLTHROUGH*/
case EOB_ACT_END_OF_FILE:
{
if ( zconfwrap( ) )
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 zconftext */
(yy_hold_char) = *++(yy_c_buf_p);
return c;
}
#endif /* ifndef YY_NO_INPUT */
/** Immediately switch to a different input stream.
* @param input_file A readable stream.
*
* @note This function does not reset the start condition to @c INITIAL .
*/
void zconfrestart (FILE * input_file )
{
if ( ! YY_CURRENT_BUFFER ){
zconfensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE =
zconf_create_buffer(zconfin,YY_BUF_SIZE );
}
zconf_init_buffer(YY_CURRENT_BUFFER,input_file );
zconf_load_buffer_state( );
}
/** Switch to a different input buffer.
* @param new_buffer The new input buffer.
*
*/
void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer )
{
/* TODO. We should be able to replace this entire function body
* with
* zconfpop_buffer_state();
* zconfpush_buffer_state(new_buffer);
*/
zconfensure_buffer_stack ();
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_LVALUE->yy_buf_pos = (yy_c_buf_p);
YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
}
YY_CURRENT_BUFFER_LVALUE = new_buffer;
zconf_load_buffer_state( );
/* We don't actually know whether we did this switch during
* EOF (zconfwrap()) processing, but the only time this flag
* is looked at is after zconfwrap() is called, so it's safe
* to go ahead and always set it.
*/
(yy_did_buffer_switch_on_eof) = 1;
}
static void zconf_load_buffer_state (void)
{
(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
(yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
(yy_hold_char) = *(yy_c_buf_p);
}
/** Allocate and initialize an input buffer state.
* @param file A readable stream.
* @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
*
* @return the allocated buffer state.
*/
YY_BUFFER_STATE zconf_create_buffer (FILE * file, int size )
{
YY_BUFFER_STATE b;
b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
if ( ! b )
YY_FATAL_ERROR( "out of dynamic memory in zconf_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 *) zconfalloc(b->yy_buf_size + 2 );
if ( ! b->yy_ch_buf )
YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
b->yy_is_our_buffer = 1;
zconf_init_buffer(b,file );
return b;
}
/** Destroy the buffer.
* @param b a buffer created with zconf_create_buffer()
*
*/
void zconf_delete_buffer (YY_BUFFER_STATE b )
{
if ( ! b )
return;
if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
if ( b->yy_is_our_buffer )
zconffree((void *) b->yy_ch_buf );
zconffree((void *) b );
}
/* Initializes or reinitializes a buffer.
* This function is sometimes called more than once on the same buffer,
* such as during a zconfrestart() or at EOF.
*/
static void zconf_init_buffer (YY_BUFFER_STATE b, FILE * file )
{
int oerrno = errno;
zconf_flush_buffer(b );
b->yy_input_file = file;
b->yy_fill_buffer = 1;
/* If b is the current buffer, then zconf_init_buffer was _probably_
* called from zconfrestart() or through yy_get_next_buffer.
* In that case, we don't want to reset the lineno or column.
*/
if (b != YY_CURRENT_BUFFER){
b->yy_bs_lineno = 1;
b->yy_bs_column = 0;
}
b->yy_is_interactive = 0;
errno = oerrno;
}
/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
* @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
*
*/
void zconf_flush_buffer (YY_BUFFER_STATE b )
{
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 )
zconf_load_buffer_state( );
}
/** Pushes the new state onto the stack. The new state becomes
* the current state. This function will allocate the stack
* if necessary.
* @param new_buffer The new state.
*
*/
void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer )
{
if (new_buffer == NULL)
return;
zconfensure_buffer_stack();
/* This block is copied from zconf_switch_to_buffer. */
if ( YY_CURRENT_BUFFER )
{
/* Flush out information for old buffer. */
*(yy_c_buf_p) = (yy_hold_char);
YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
}
/* Only push if top exists. Otherwise, replace top. */
if (YY_CURRENT_BUFFER)
(yy_buffer_stack_top)++;
YY_CURRENT_BUFFER_LVALUE = new_buffer;
/* copied from zconf_switch_to_buffer. */
zconf_load_buffer_state( );
(yy_did_buffer_switch_on_eof) = 1;
}
/** Removes and deletes the top of the stack, if present.
* The next element becomes the new top.
*
*/
void zconfpop_buffer_state (void)
{
if (!YY_CURRENT_BUFFER)
return;
zconf_delete_buffer(YY_CURRENT_BUFFER );
YY_CURRENT_BUFFER_LVALUE = NULL;
if ((yy_buffer_stack_top) > 0)
--(yy_buffer_stack_top);
if (YY_CURRENT_BUFFER) {
zconf_load_buffer_state( );
(yy_did_buffer_switch_on_eof) = 1;
}
}
/* Allocates the stack if it does not exist.
* Guarantees space for at least one push.
*/
static void zconfensure_buffer_stack (void)
{
int num_to_alloc;
if (!(yy_buffer_stack)) {
/* First allocation is just for 2 elements, since we don't know if this
* scanner will even need a stack. We use 2 instead of 1 to avoid an
* immediate realloc on the next call.
*/
num_to_alloc = 1;
(yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc
(num_to_alloc * sizeof(struct yy_buffer_state*)
);
memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
(yy_buffer_stack_max) = num_to_alloc;
(yy_buffer_stack_top) = 0;
return;
}
if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
/* Increase the buffer to prepare for a possible push. */
int grow_size = 8 /* arbitrary grow size */;
num_to_alloc = (yy_buffer_stack_max) + grow_size;
(yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc
((yy_buffer_stack),
num_to_alloc * sizeof(struct yy_buffer_state*)
);
/* zero only the new slots.*/
memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
(yy_buffer_stack_max) = num_to_alloc;
}
}
/** Setup the input buffer state to scan directly from a user-specified character buffer.
* @param base the character buffer
* @param size the size in bytes of the character buffer
*
* @return the newly allocated buffer state object.
*/
YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size )
{
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) zconfalloc(sizeof( struct yy_buffer_state ) );
if ( ! b )
YY_FATAL_ERROR( "out of dynamic memory in zconf_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;
zconf_switch_to_buffer(b );
return b;
}
/** Setup the input buffer state to scan a string. The next call to zconflex() will
* scan from a @e copy of @a str.
* @param str a NUL-terminated string to scan
*
* @return the newly allocated buffer state object.
* @note If you want to scan bytes that may contain NUL values, then use
* zconf_scan_bytes() instead.
*/
YY_BUFFER_STATE zconf_scan_string (yyconst char * yy_str )
{
return zconf_scan_bytes(yy_str,strlen(yy_str) );
}
/** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
* scan from a @e copy of @a bytes.
* @param bytes the byte buffer to scan
* @param len the number of bytes in the buffer pointed to by @a bytes.
*
* @return the newly allocated buffer state object.
*/
YY_BUFFER_STATE zconf_scan_bytes (yyconst char * bytes, int len )
{
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 *) zconfalloc(n );
if ( ! buf )
YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" );
for ( i = 0; i < len; ++i )
buf[i] = bytes[i];
buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
b = zconf_scan_buffer(buf,n );
if ( ! b )
YY_FATAL_ERROR( "bad buffer in zconf_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;
}
#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif
static void yy_fatal_error (yyconst char* msg )
{
(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 zconftext. */ \
int yyless_macro_arg = (n); \
YY_LESS_LINENO(yyless_macro_arg);\
zconftext[zconfleng] = (yy_hold_char); \
(yy_c_buf_p) = zconftext + yyless_macro_arg; \
(yy_hold_char) = *(yy_c_buf_p); \
*(yy_c_buf_p) = '\0'; \
zconfleng = yyless_macro_arg; \
} \
while ( 0 )
/* Accessor methods (get/set functions) to struct members. */
/** Get the current line number.
*
*/
int zconfget_lineno (void)
{
return zconflineno;
}
/** Get the input stream.
*
*/
FILE *zconfget_in (void)
{
return zconfin;
}
/** Get the output stream.
*
*/
FILE *zconfget_out (void)
{
return zconfout;
}
/** Get the length of the current token.
*
*/
int zconfget_leng (void)
{
return zconfleng;
}
/** Get the current token.
*
*/
char *zconfget_text (void)
{
return zconftext;
}
/** Set the current line number.
* @param line_number
*
*/
void zconfset_lineno (int line_number )
{
zconflineno = line_number;
}
/** Set the input stream. This does not discard the current
* input buffer.
* @param in_str A readable stream.
*
* @see zconf_switch_to_buffer
*/
void zconfset_in (FILE * in_str )
{
zconfin = in_str ;
}
void zconfset_out (FILE * out_str )
{
zconfout = out_str ;
}
int zconfget_debug (void)
{
return zconf_flex_debug;
}
void zconfset_debug (int bdebug )
{
zconf_flex_debug = bdebug ;
}
/* zconflex_destroy is for both reentrant and non-reentrant scanners. */
int zconflex_destroy (void)
{
/* Pop the buffer stack, destroying each element. */
while(YY_CURRENT_BUFFER){
zconf_delete_buffer(YY_CURRENT_BUFFER );
YY_CURRENT_BUFFER_LVALUE = NULL;
zconfpop_buffer_state();
}
/* Destroy the stack itself. */
zconffree((yy_buffer_stack) );
(yy_buffer_stack) = NULL;
return 0;
}
/*
* Internal utility routines.
*/
#ifndef yytext_ptr
static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
{
register int i;
for ( i = 0; i < n; ++i )
s1[i] = s2[i];
}
#endif
#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (yyconst char * s )
{
register int n;
for ( n = 0; s[n]; ++n )
;
return n;
}
#endif
void *zconfalloc (yy_size_t size )
{
return (void *) malloc( size );
}
void *zconfrealloc (void * ptr, yy_size_t size )
{
/* 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 );
}
void zconffree (void * ptr )
{
free( (char *) ptr ); /* see zconfrealloc() for (char *) cast */
}
#define YYTABLES_NAME "yytables"
#undef YY_NEW_FILE
#undef YY_FLUSH_BUFFER
#undef yy_set_bol
#undef yy_new_buffer
#undef yy_set_interactive
#undef yytext_ptr
#undef YY_DO_BEFORE_ACTION
#ifdef YY_DECL_IS_OURS
#undef YY_DECL_IS_OURS
#undef YY_DECL
#endif
void zconf_starthelp(void)
{
new_string();
last_ts = first_ts = 0;
BEGIN(HELP);
}
static void zconf_endhelp(void)
{
zconflval.string = text;
BEGIN(INITIAL);
}
/*
* Try to open specified file with following names:
* ./name
* $(srctree)/name
* The latter is used when srctree is separate from objtree
* when compiling the kernel.
* Return NULL if file is not found.
*/
FILE *zconf_fopen(const char *name)
{
char *env, fullname[PATH_MAX+1];
FILE *f;
f = fopen(name, "r");
if (!f && name[0] != '/') {
env = getenv(SRCTREE);
if (env) {
sprintf(fullname, "%s/%s", env, name);
f = fopen(fullname, "r");
}
}
return f;
}
void zconf_initscan(const char *name)
{
zconfin = zconf_fopen(name);
if (!zconfin) {
printf("can't find file %s\n", name);
exit(1);
}
current_buf = malloc(sizeof(*current_buf));
memset(current_buf, 0, sizeof(*current_buf));
current_file = file_lookup(name);
current_file->lineno = 1;
current_file->flags = FILE_BUSY;
}
void zconf_nextfile(const char *name)
{
size_t i;
int retval;
glob_t files;
char *filename;
struct file *file;
struct buffer *buf;
retval = glob(name, GLOB_ERR | GLOB_MARK, NULL, &files);
if (retval == GLOB_NOSPACE || retval == GLOB_ABORTED || retval == GLOB_NOMATCH) {
printf("%s:%d: glob failed: %s \"%s\"\n", zconf_curname(), zconf_lineno(),
retval == GLOB_NOSPACE ? "failed to allocate memory" :
retval == GLOB_ABORTED ? "read error" : "no match",
name);
exit(1);
}
for (i = files.gl_pathc-1; i != (size_t)-1; --i) {
filename = files.gl_pathv[i];
file = file_lookup(filename);
buf = malloc(sizeof(*buf));
memset(buf, 0, sizeof(*buf));
current_buf->state = YY_CURRENT_BUFFER;
zconfin = zconf_fopen(filename);
if (!zconfin) {
printf("%s:%d: can't open file \"%s\"\n",
zconf_curname(), zconf_lineno(), filename);
exit(1);
}
zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE));
buf->parent = current_buf;
current_buf = buf;
if (file->flags & FILE_BUSY) {
printf("recursive scan (%s)?\n", filename);
exit(1);
}
if (file->flags & FILE_SCANNED) {
printf("file %s already scanned?\n", filename);
exit(1);
}
file->flags |= FILE_BUSY;
file->lineno = 1;
file->parent = current_file;
current_file = file;
}
}
static void zconf_endfile(void)
{
struct buffer *parent;
current_file->flags |= FILE_SCANNED;
current_file->flags &= ~FILE_BUSY;
current_file = current_file->parent;
parent = current_buf->parent;
if (parent) {
fclose(zconfin);
zconf_delete_buffer(YY_CURRENT_BUFFER);
zconf_switch_to_buffer(parent->state);
}
free(current_buf);
current_buf = parent;
}
int zconf_lineno(void)
{
return current_pos.lineno;
}
char *zconf_curname(void)
{
return current_pos.file ? current_pos.file->name : "<none>";
}
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