* ========== Copyright Header Begin ==========================================
* Hypervisor Software File: mdlex.c
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
* - Do no alter or remove copyright notices
* - Redistribution and use of this software in source and binary forms, with
* or without modification, are permitted provided that the following
* - Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistribution 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.
* Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* ========== Copyright Header End ============================================
#define YY_INT_ALIGNED short int
/* A lexical scanner generated by flex */
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 31
#if YY_FLEX_SUBMINOR_VERSION > 0
/* First, we deal with platform-specific or compiler-specific issues. */
/* begin standard C headers. */
/* end standard C headers. */
/* flex integer type definitions */
/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
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
;
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
;
/* Limits of integral types. */
#define INT16_MIN (-32767-1)
#define INT32_MIN (-2147483647-1)
#define INT16_MAX (32767)
#define INT32_MAX (2147483647)
#define UINT16_MAX (65535U)
#define UINT32_MAX (4294967295U)
/* The "const" storage-class-modifier is valid. */
#else /* ! __cplusplus */
#endif /* ! __cplusplus */
/* Returned upon end-of-file. */
/* 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
#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
#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
#define YY_START (((yy_start) - 1) / 2)
/* 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 mdlexrestart(mdlexin )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#define YY_BUF_SIZE 16384
#ifndef YY_TYPEDEF_YY_BUFFER_STATE
#define YY_TYPEDEF_YY_BUFFER_STATE
typedef struct yy_buffer_state
*YY_BUFFER_STATE
;
extern FILE *mdlexin
, *mdlexout
;
#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. */
/* Undo effects of setting up mdlextext. */ \
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 mdlextext again */ \
#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
;
#ifndef YY_STRUCT_YY_BUFFER_STATE
#define YY_STRUCT_YY_BUFFER_STATE
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
/* Number of characters read into yy_ch_buf, not including EOB
/* Whether we "own" the buffer - i.e., we know we created it,
* and can realloc() it to grow it, and should free() it to
/* 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
/* Whether we're considered to be at the beginning of a line.
* If so, '^' rules will be active on the next match, otherwise
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
#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
* When we actually see the EOF, we change the status to "new"
* (via mdlexrestart()), so that the user can continue scanning by
* just pointing mdlexin 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
* Returns the top of the stack, or NULL.
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
? (yy_buffer_stack)[(yy_buffer_stack_top)] \
/* 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 mdlextext is formed. */
static char yy_hold_char
;
static int yy_n_chars
; /* number of characters read into yy_ch_buf */
/* 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 mdlexwrap()'s to do buffer switches
* instead of setting up a fresh mdlexin. A bit of a hack ...
static int yy_did_buffer_switch_on_eof
;
void mdlexrestart (FILE *input_file
);
void mdlex_switch_to_buffer (YY_BUFFER_STATE new_buffer
);
YY_BUFFER_STATE
mdlex_create_buffer (FILE *file
,int size
);
void mdlex_delete_buffer (YY_BUFFER_STATE b
);
void mdlex_flush_buffer (YY_BUFFER_STATE b
);
void mdlexpush_buffer_state (YY_BUFFER_STATE new_buffer
);
void mdlexpop_buffer_state (void );
static void mdlexensure_buffer_stack (void );
static void mdlex_load_buffer_state (void );
static void mdlex_init_buffer (YY_BUFFER_STATE b
,FILE *file
);
#define YY_FLUSH_BUFFER mdlex_flush_buffer(YY_CURRENT_BUFFER )
YY_BUFFER_STATE
mdlex_scan_buffer (char *base
,yy_size_t size
);
YY_BUFFER_STATE
mdlex_scan_string (yyconst
char *yy_str
);
YY_BUFFER_STATE
mdlex_scan_bytes (yyconst
char *bytes
,int len
);
void *mdlexalloc (yy_size_t
);
void *mdlexrealloc (void *,yy_size_t
);
void mdlexfree (void * );
#define yy_new_buffer mdlex_create_buffer
#define yy_set_interactive(is_interactive) \
if ( ! YY_CURRENT_BUFFER ){ \
mdlexensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
mdlex_create_buffer(mdlexin,YY_BUF_SIZE ); \
YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
#define yy_set_bol(at_bol) \
if ( ! YY_CURRENT_BUFFER ){\
mdlexensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
mdlex_create_buffer(mdlexin,YY_BUF_SIZE ); \
YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
typedef unsigned char YY_CHAR
;
FILE *mdlexin
= (FILE *) 0, *mdlexout
= (FILE *) 0;
typedef int yy_state_type
;
#define yytext_ptr mdlextext
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 mdlextext.
#define YY_DO_BEFORE_ACTION \
mdlexleng = (size_t) (yy_cp - yy_bp); \
(yy_hold_char) = *yy_cp; \
#define YY_END_OF_BUFFER 49
/* This struct is not used in this scanner,
but its presence is necessary. */
static yyconst flex_int16_t yy_accept
[109] =
45, 45, 0, 0, 0, 0, 49, 47, 45, 46,
26, 43, 9, 21, 3, 7, 6, 4, 8, 47,
41, 41, 5, 47, 14, 16, 15, 11, 43, 43,
43, 43, 43, 43, 1, 10, 2, 12, 43, 48,
37, 28, 27, 48, 45, 43, 42, 42, 25, 44,
40, 0, 41, 13, 43, 43, 43, 43, 43, 43,
0, 37, 36, 29, 30, 34, 35, 31, 33, 32,
42, 44, 38, 38, 39, 43, 43, 43, 43, 43,
43, 0, 17, 29, 30, 38, 38, 39, 43, 43,
43, 18, 43, 43, 29, 22, 43, 43, 19, 43,
43, 43, 43, 20, 23, 43, 24, 0
static yyconst flex_int32_t yy_ec
[256] =
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, 4, 5, 6, 1, 7, 1, 8,
9, 10, 11, 12, 13, 1, 14, 15, 16, 16,
16, 16, 16, 16, 16, 17, 17, 1, 18, 19,
20, 21, 6, 1, 22, 22, 22, 22, 22, 22,
23, 6, 6, 6, 23, 6, 23, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
24, 25, 26, 27, 6, 1, 28, 29, 30, 31,
32, 33, 23, 6, 34, 6, 35, 36, 23, 37,
38, 39, 6, 40, 41, 42, 43, 6, 6, 44,
6, 6, 45, 46, 47, 48, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 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 flex_int32_t yy_meta
[49] =
1, 1, 2, 3, 4, 4, 1, 1, 1, 1,
1, 1, 4, 1, 5, 5, 5, 1, 1, 1,
1, 5, 4, 1, 3, 1, 1, 5, 5, 5,
5, 5, 5, 4, 4, 4, 4, 4, 4, 4,
static yyconst flex_int16_t yy_base
[118] =
0, 187, 0, 0, 46, 48, 191, 193, 188, 193,
193, 0, 193, 193, 193, 193, 193, 193, 38, 175,
33, 46, 193, 169, 193, 193, 193, 193, 143, 149,
147, 146, 143, 150, 193, 193, 193, 193, 179, 193,
0, 193, 193, 67, 178, 0, 193, 49, 193, 0,
193, 63, 71, 193, 140, 148, 139, 145, 137, 132,
170, 0, 193, 59, 74, 193, 193, 193, 193, 193,
82, 0, 86, 95, 150, 131, 134, 134, 136, 125,
119, 146, 193, 98, 103, 106, 109, 126, 122, 86,
84, 0, 78, 65, 117, 193, 64, 54, 0, 54,
40, 62, 28, 0, 193, 52, 193, 193, 134, 139,
141, 146, 151, 156, 53, 161, 52
static yyconst flex_int16_t yy_def
[118] =
108, 1, 109, 109, 110, 110, 108, 108, 108, 108,
108, 111, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 111, 111,
111, 111, 111, 111, 108, 108, 108, 108, 111, 108,
112, 108, 108, 113, 108, 111, 108, 108, 108, 114,
108, 115, 108, 108, 111, 111, 111, 111, 111, 111,
116, 112, 108, 108, 108, 108, 108, 108, 108, 108,
108, 114, 117, 108, 117, 111, 111, 111, 111, 111,
111, 116, 108, 108, 108, 117, 108, 117, 111, 111,
111, 111, 111, 111, 108, 108, 111, 111, 111, 111,
111, 111, 111, 111, 108, 111, 108, 0, 108, 108,
108, 108, 108, 108, 108, 108, 108
static yyconst flex_int16_t yy_nxt
[242] =
8, 9, 10, 11, 12, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 22, 23, 24, 25,
8, 12, 12, 26, 8, 27, 28, 12, 12, 12,
12, 29, 12, 30, 12, 31, 32, 12, 33, 12,
34, 12, 12, 12, 35, 36, 37, 38, 42, 43,
42, 43, 47, 48, 48, 51, 88, 75, 49, 107,
53, 53, 53, 71, 71, 71, 106, 51, 51, 105,
44, 104, 44, 84, 84, 85, 52, 73, 73, 73,
51, 64, 64, 65, 74, 53, 53, 53, 85, 85,
85, 103, 102, 51, 101, 66, 71, 71, 71, 67,
86, 86, 86, 68, 100, 51, 69, 87, 70, 87,
87, 87, 95, 95, 85, 99, 87, 85, 85, 85,
86, 86, 86, 87, 87, 87, 98, 87, 97, 96,
87, 85, 85, 85, 40, 40, 40, 40, 40, 41,
41, 41, 41, 41, 46, 46, 62, 108, 83, 62,
62, 63, 63, 63, 63, 63, 72, 94, 72, 72,
72, 82, 82, 82, 82, 82, 93, 92, 91, 90,
89, 108, 83, 81, 80, 79, 78, 77, 76, 45,
61, 60, 59, 58, 57, 56, 55, 54, 50, 45,
108, 39, 7, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
static yyconst flex_int16_t yy_chk
[242] =
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 5, 5,
6, 6, 19, 19, 19, 21, 117, 115, 19, 106,
22, 22, 22, 48, 48, 48, 103, 21, 22, 102,
5, 101, 6, 64, 64, 64, 21, 52, 52, 52,
22, 44, 44, 44, 52, 53, 53, 53, 65, 65,
65, 100, 98, 53, 97, 44, 71, 71, 71, 44,
73, 73, 73, 44, 94, 53, 44, 73, 44, 74,
74, 74, 84, 84, 84, 93, 74, 85, 85, 85,
86, 86, 86, 87, 87, 87, 91, 86, 90, 89,
87, 95, 95, 95, 109, 109, 109, 109, 109, 110,
110, 110, 110, 110, 111, 111, 112, 88, 82, 112,
112, 113, 113, 113, 113, 113, 114, 81, 114, 114,
114, 116, 116, 116, 116, 116, 80, 79, 78, 77,
76, 75, 61, 60, 59, 58, 57, 56, 55, 45,
39, 34, 33, 32, 31, 30, 29, 24, 20, 9,
7, 2, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
108, 108, 108, 108, 108, 108, 108, 108, 108, 108,
static yy_state_type yy_last_accepting_state
;
static char *yy_last_accepting_cpos
;
extern int mdlex_flex_debug
;
int mdlex_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_RESTORE_YY_MORE_OFFSET
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
#pragma ident "@(#)mdlex.l 1.3 05/11/03 SMI"
/* any C includes here */
lexer_t lex
; /* additional return value info */
#define MAX_STR_LEN (1024+1)
#define SBUFFER_INS(_c) do { \
if ((sbuffer.ptr - sbuffer.base)>=MAX_STR_LEN) \
lex_fatal("Parse string too long - maximum is %d characters", MAX_STR_LEN); \
/* 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.
#define YY_EXTRA_TYPE void *
/* Macros after this point can all be overridden by user definitions in
extern "C" int mdlexwrap (void );
extern int mdlexwrap (void );
static void yyunput (int c
,char *buf_ptr
);
static void yy_flex_strncpy (char *,yyconst
char *,int );
static int yy_flex_strlen (yyconst
char * );
static int yyinput (void );
static int input (void );
/* Amount of stuff to slurp up with each read. */
#define YY_READ_BUF_SIZE 8192
/* Copy whatever the last rule matched to the standard output. */
/* This used to be an fputs(), but since the string might contain NUL's,
#define ECHO (void) fwrite( mdlextext, mdlexleng, 1, mdlexout )
/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
#define YY_INPUT(buf,result,max_size) \
if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
for ( n = 0; n < max_size && \
(c = getc( mdlexin )) != EOF && c != '\n'; ++n ) \
if ( c == EOF && ferror( mdlexin ) ) \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
while ( (result = fread(buf, 1, max_size, mdlexin))==0 && ferror(mdlexin)) \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
/* 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.
#define yyterminate() return YY_NULL
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
/* Report a fatal error. */
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
/* end tables serialization structures and prototypes */
/* Default declaration of generated scanner - a define so the user can
#define YY_DECL_IS_OURS 1
extern int mdlexlex (void);
#define YY_DECL int mdlexlex (void)
/* Code executed at the beginning of each rule, after mdlextext and mdlexleng
/* Code executed at the end of each rule. */
YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
(mdlextext[mdlexleng - 1] == '\n'); \
/** The main scanner function which does all the work.
register yy_state_type yy_current_state
;
register char *yy_cp
, *yy_bp
;
(yy_start
) = 1; /* first start state */
if ( ! YY_CURRENT_BUFFER
) {
mdlexensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE
=
mdlex_create_buffer(mdlexin
,YY_BUF_SIZE
);
mdlex_load_buffer_state( );
while ( 1 ) /* loops until end-of-file is reached */
/* Support of mdlextext. */
/* yy_bp points to the position in yy_ch_buf of the start of
yy_current_state
= (yy_start
);
yy_current_state
+= YY_AT_BOL();
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
>= 109 )
yy_c
= yy_meta
[(unsigned int) yy_c
];
yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
while ( yy_base
[yy_current_state
] != 193 );
yy_act
= yy_accept
[yy_current_state
];
yy_cp
= (yy_last_accepting_cpos
);
yy_current_state
= (yy_last_accepting_state
);
yy_act
= yy_accept
[yy_current_state
];
do_action
: /* This label is used only to access EOF actions. */
{ /* beginning of action switch */
case 0: /* must back up */
/* undo the effects of YY_DO_BEFORE_ACTION */
yy_cp
= (yy_last_accepting_cpos
);
yy_current_state
= (yy_last_accepting_state
);
case YY_STATE_EOF(INITIAL
):
case YY_STATE_EOF(comment
):
case YY_STATE_EOF(string
):
*yy_cp
= (yy_hold_char
); /* undo effects of setting up mdlextext */
(yy_c_buf_p
) = yy_cp
-= 1;
YY_DO_BEFORE_ACTION
; /* set up mdlextext again */
if (sscanf(mdlextext
,"# %d \"%[^\"]\"", &num
, lbuf
)!=2)
lex_fatal("Illegal # directive");
if (lex
.fnamep
!= (char*)0) Xfree(lex
.fnamep
);
lex
.fnamep
= Xstrdup(lbuf
);
sbuffer
.ptr
= sbuffer
.base
;
{ /* closing quote - wrap up string and return it */
/* rule 28 can match eol */
lex_fatal("unterminated string");
/* octal escape sequence */
(void) sscanf( mdlextext
+ 1, "%o", &result
);
if ( result
<0 || result
>0xff )
lex_fatal("error, constant is out-of-bounds");
lex_fatal("illegal escape sequence");
/* rule 36 can match eol */
SBUFFER_INS( mdlextext
[1] );
while ( *iptr
) SBUFFER_INS( *iptr
++ );
lex
.val
= strtoull(mdlextext
, (char **)NULL
, 16);
lex
.val
= strtoull(mdlextext
, (char **)NULL
, 16);
lex
.val
= strtoll(mdlextext
, &ep
, 10);
lex_fatal("parsing number");
lex
.val
= atoll(mdlextext
);
lex
.val
= atoll(mdlextext
);
/* Note: . = any character EXCEPT newline */
{ /* nada - swallow single line comments */ }
{ /* nada - swallow white space */ }
/* rule 46 can match eol */
lex_fatal("Illegal character %s", mdlextext
);
/* 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_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 mdlexin at a new source and called
* mdlexlex(). 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
= mdlexin
;
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
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
yy_next_state
= yy_try_NUL_trans( yy_current_state
);
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
yy_current_state
= yy_next_state
;
else switch ( yy_get_next_buffer( ) )
case EOB_ACT_END_OF_FILE
:
(yy_did_buffer_switch_on_eof
) = 0;
/* Note: because we've taken care in
* yy_get_next_buffer() to have set up
* mdlextext, 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
);
if ( ! (yy_did_buffer_switch_on_eof
) )
case EOB_ACT_CONTINUE_SCAN
:
(yytext_ptr
) + yy_amount_of_matched_text
;
yy_current_state
= yy_get_previous_state( );
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
&YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
)];
yy_current_state
= yy_get_previous_state( );
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
"fatal flex scanner internal error--no action found" );
} /* end of action switch */
} /* end of scanning one token */
/* yy_get_next_buffer - try to read in a new buffer
* Returns a code representing an action:
* 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
;
if ( (yy_c_buf_p
) > &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
) + 1] )
"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
;
/* We matched some text prior to the EOB, first
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
)
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,
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
= (yy_n_chars
) = 0;
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
) - b
->yy_ch_buf
);
if ( b
->yy_is_our_buffer
)
int new_size
= b
->yy_buf_size
* 2;
b
->yy_buf_size
+= b
->yy_buf_size
/ 8;
/* Include room in for 2 EOB chars. */
mdlexrealloc((void *) b
->yy_ch_buf
,b
->yy_buf_size
+ 2 );
/* Can't grow it, we don't own it. */
"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
-
if ( num_to_read
> YY_READ_BUF_SIZE
)
num_to_read
= YY_READ_BUF_SIZE
;
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 ( number_to_move
== YY_MORE_ADJ
)
ret_val
= EOB_ACT_END_OF_FILE
;
ret_val
= EOB_ACT_LAST_MATCH
;
YY_CURRENT_BUFFER_LVALUE
->yy_buffer_status
=
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];
/* 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
;
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
>= 109 )
yy_c
= yy_meta
[(unsigned int) yy_c
];
yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
/* yy_try_NUL_trans - try to make a transition on the NUL character
* next_state = yy_try_NUL_trans( current_state );
static yy_state_type
yy_try_NUL_trans (yy_state_type yy_current_state
)
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
>= 109 )
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
== 108);
return yy_is_jam
? 0 : yy_current_state
;
static void yyunput (int c
, register char * yy_bp
)
/* undo effects of setting up mdlextext */
if ( yy_cp
< YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
+ 2 )
{ /* need to shift things up to make room */
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];
&YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[number_to_move
];
while ( source
> YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
)
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" );
static int yyinput (void)
*(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. */
int offset
= (yy_c_buf_p
) - (yytext_ptr
);
switch ( yy_get_next_buffer( ) )
/* 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. */
case EOB_ACT_END_OF_FILE
:
if ( ! (yy_did_buffer_switch_on_eof
) )
case EOB_ACT_CONTINUE_SCAN
:
(yy_c_buf_p
) = (yytext_ptr
) + offset
;
c
= *(unsigned char *) (yy_c_buf_p
); /* cast for 8-bit char's */
*(yy_c_buf_p
) = '\0'; /* preserve mdlextext */
(yy_hold_char
) = *++(yy_c_buf_p
);
YY_CURRENT_BUFFER_LVALUE
->yy_at_bol
= (c
== '\n');
#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 mdlexrestart (FILE * input_file
)
if ( ! YY_CURRENT_BUFFER
){
mdlexensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE
=
mdlex_create_buffer(mdlexin
,YY_BUF_SIZE
);
mdlex_init_buffer(YY_CURRENT_BUFFER
,input_file
);
mdlex_load_buffer_state( );
/** Switch to a different input buffer.
* @param new_buffer The new input buffer.
void mdlex_switch_to_buffer (YY_BUFFER_STATE new_buffer
)
/* TODO. We should be able to replace this entire function body
* mdlexpop_buffer_state();
* mdlexpush_buffer_state(new_buffer);
mdlexensure_buffer_stack ();
if ( YY_CURRENT_BUFFER
== new_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
;
mdlex_load_buffer_state( );
/* We don't actually know whether we did this switch during
* EOF (mdlexwrap()) processing, but the only time this flag
* is looked at is after mdlexwrap() is called, so it's safe
* to go ahead and always set it.
(yy_did_buffer_switch_on_eof
) = 1;
static void mdlex_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
;
mdlexin
= 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
mdlex_create_buffer (FILE * file
, int size
)
b
= (YY_BUFFER_STATE
) mdlexalloc(sizeof( struct yy_buffer_state
) );
YY_FATAL_ERROR( "out of dynamic memory in mdlex_create_buffer()" );
/* 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 *) mdlexalloc(b
->yy_buf_size
+ 2 );
YY_FATAL_ERROR( "out of dynamic memory in mdlex_create_buffer()" );
mdlex_init_buffer(b
,file
);
* @param b a buffer created with mdlex_create_buffer()
void mdlex_delete_buffer (YY_BUFFER_STATE b
)
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
)
mdlexfree((void *) b
->yy_ch_buf
);
extern int isatty (int );
/* Initializes or reinitializes a buffer.
* This function is sometimes called more than once on the same buffer,
* such as during a mdlexrestart() or at EOF.
static void mdlex_init_buffer (YY_BUFFER_STATE b
, FILE * file
)
/* If b is the current buffer, then mdlex_init_buffer was _probably_
* called from mdlexrestart() 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_is_interactive
= file
? (isatty( fileno(file
) ) > 0) : 0;
/** 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 mdlex_flush_buffer (YY_BUFFER_STATE b
)
/* We always need two end-of-buffer characters. The first causes
* a transition to the end-of-buffer state. The second causes
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_buffer_status
= YY_BUFFER_NEW
;
if ( b
== YY_CURRENT_BUFFER
)
mdlex_load_buffer_state( );
/** Pushes the new state onto the stack. The new state becomes
* the current state. This function will allocate the stack
* @param new_buffer The new state.
void mdlexpush_buffer_state (YY_BUFFER_STATE new_buffer
)
mdlexensure_buffer_stack();
/* This block is copied from mdlex_switch_to_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. */
YY_CURRENT_BUFFER_LVALUE
= new_buffer
;
/* copied from mdlex_switch_to_buffer. */
mdlex_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 mdlexpop_buffer_state (void)
mdlex_delete_buffer(YY_CURRENT_BUFFER
);
YY_CURRENT_BUFFER_LVALUE
= NULL
;
if ((yy_buffer_stack_top
) > 0)
mdlex_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 mdlexensure_buffer_stack (void)
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.
(yy_buffer_stack
) = (struct yy_buffer_state
**)mdlexalloc
(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;
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
**)mdlexrealloc
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
mdlex_scan_buffer (char * base
, yy_size_t size
)
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. */
b
= (YY_BUFFER_STATE
) mdlexalloc(sizeof( struct yy_buffer_state
) );
YY_FATAL_ERROR( "out of dynamic memory in mdlex_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_n_chars
= b
->yy_buf_size
;
b
->yy_is_interactive
= 0;
b
->yy_buffer_status
= YY_BUFFER_NEW
;
mdlex_switch_to_buffer(b
);
/** Setup the input buffer state to scan a string. The next call to mdlexlex() 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
* mdlex_scan_bytes() instead.
YY_BUFFER_STATE
mdlex_scan_string (yyconst
char * str
)
return mdlex_scan_bytes(str
,strlen(str
) );
/** Setup the input buffer state to scan the given bytes. The next call to mdlexlex() 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
mdlex_scan_bytes (yyconst
char * bytes
, int len
)
/* Get memory for full buffer, including space for trailing EOB's. */
buf
= (char *) mdlexalloc(n
);
YY_FATAL_ERROR( "out of dynamic memory in mdlex_scan_bytes()" );
for ( i
= 0; i
< len
; ++i
)
buf
[len
] = buf
[len
+1] = YY_END_OF_BUFFER_CHAR
;
b
= mdlex_scan_buffer(buf
,n
);
YY_FATAL_ERROR( "bad buffer in mdlex_scan_bytes()" );
/* It's okay to grow etc. this buffer, and we should throw it
#define YY_EXIT_FAILURE 2
static void yy_fatal_error (yyconst
char* msg
)
(void) fprintf( stderr
, "%s\n", msg
);
/* Redefine yyless() so it works in section 3 code. */
/* Undo effects of setting up mdlextext. */ \
int yyless_macro_arg = (n); \
YY_LESS_LINENO(yyless_macro_arg);\
mdlextext[mdlexleng] = (yy_hold_char); \
(yy_c_buf_p) = mdlextext + yyless_macro_arg; \
(yy_hold_char) = *(yy_c_buf_p); \
mdlexleng = yyless_macro_arg; \
/* Accessor methods (get/set functions) to struct members. */
/** Get the current line number.
int mdlexget_lineno (void)
/** Get the input stream.
/** Get the output stream.
FILE *mdlexget_out (void)
/** Get the length of the current token.
/** Get the current token.
char *mdlexget_text (void)
/** Set the current line number.
void mdlexset_lineno (int line_number
)
mdlexlineno
= line_number
;
/** Set the input stream. This does not discard the current
* @param in_str A readable stream.
* @see mdlex_switch_to_buffer
void mdlexset_in (FILE * in_str
)
void mdlexset_out (FILE * out_str
)
int mdlexget_debug (void)
void mdlexset_debug (int bdebug
)
mdlex_flex_debug
= bdebug
;
/* mdlexlex_destroy is for both reentrant and non-reentrant scanners. */
int mdlexlex_destroy (void)
/* Pop the buffer stack, destroying each element. */
while(YY_CURRENT_BUFFER
){
mdlex_delete_buffer(YY_CURRENT_BUFFER
);
YY_CURRENT_BUFFER_LVALUE
= NULL
;
/* Destroy the stack itself. */
mdlexfree((yy_buffer_stack
) );
(yy_buffer_stack
) = NULL
;
* Internal utility routines.
static void yy_flex_strncpy (char* s1
, yyconst
char * s2
, int n
)
for ( i
= 0; i
< n
; ++i
)
static int yy_flex_strlen (yyconst
char * s
)
void *mdlexalloc (yy_size_t size
)
return (void *) malloc( size
);
void *mdlexrealloc (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 mdlexfree (void * ptr
)
free( (char *) ptr
); /* see mdlexrealloc() for (char *) cast */
#define YYTABLES_NAME "yytables"
#undef yy_set_interactive
#undef YY_DO_BEFORE_ACTION
void init_lexer(char * fnamep
, FILE *fp
, char * cleanup_filep
)
lex
.cleanup_filep
= cleanup_filep
? Xstrdup(cleanup_filep
) : (char*)0;
lex
.fnamep
= Xstrdup(fnamep
);
lex
.ungot_available
= false;
lex
.last_token
= T_Error
;
lexer_tok_t
lex_get_token()
if (lex
.ungot_available
) {
lex
.ungot_available
= false;
lex
.last_token
= mdlexlex();
if (lex
.ungot_available
) fatal("Internal error, lex_unget with token already ungot");
lex
.ungot_available
= true;
void lex_get(lexer_tok_t expected
)
if (tok
== expected
) return;
case T_EOF
: s
="end of file"; break;
case T_L_Brace
: s
="{"; break;
case T_R_Brace
: s
="}"; break;
case T_S_Colon
: s
=";"; break;
case T_Plus
: s
="+"; break;
case T_Minus
: s
="-"; break;
case T_Equals
: s
="="; break;
case T_Number
: s
="number"; break;
case T_String
: s
="string"; break;
sprintf(buffer
,"token %s", lex
.strp
);
case T_KW_node
: s
="node"; break;
case T_KW_proto
: s
="proto"; break;
case T_KW_include
: s
="include("; break;
case T_KW_expr
: s
="expr("; break;
case T_KW_lookup
: s
="lookup("; break;
case T_KW_setprop
: s
="setprop("; break;
case T_Error
: s
="error"; break;
s
="unknown token - internal error";
lex_fatal("unexpected %s", s
);
* Special version of fatal for the lexer
* to enable cleanup of stuff before death
lex_fatal(char * fmt
, ...)
fprintf(stderr
,"FATAL: ");
(void) vfprintf(stderr
, fmt
, args
);
if (lex
.cleanup_filep
!= (char *)0) {
unlink(lex
.cleanup_filep
);
Xfree(lex
.cleanup_filep
);
fprintf(stderr
," at line %d of %s\n", lex
.linenum
, lex
.fnamep
);
SANITY( lex
.fnamep
= NULL
; );
SANITY( lex
.cleanup_filep
= NULL
; );
fprintf(stderr
,"token = %d at line %d in %s\n",tok
, lex
.linenum
, lex
.fnamep
);
} while (tok
!=T_Error
&& tok
!=T_EOF
);
void fatal(char* fmt
, ...)
if (errno
!=0) perror("FATAL: "); else fprintf(stderr
,"FATAL: ");
(void)vfprintf(stderr
, fmt
, args
);