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[Xen-changelog] [xen-unstable] libxl: disks: commit libxlu_disk_l.[ch] flex output



# HG changeset patch
# User Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
# Date 1309259952 -3600
# Node ID 8510fe013fdb4edd0977fffea092b92abfa8a39c
# Parent  77a235e95b47435871120c108606cca55c150f46
libxl: disks: commit libxlu_disk_l.[ch] flex output

Commit the flex output into revision control, for the benefit of those
without flex or with only very old flex.  This change is split into a
separate patch for ease of review.  Generated with flex 2.5.35-6 on
Debian lenny i386, by running "make" in the libxl directory.  No
manual changes in this commit.

Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Committed-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
---


diff -r 77a235e95b47 -r 8510fe013fdb tools/libxl/libxlu_disk_l.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/libxl/libxlu_disk_l.c       Tue Jun 28 12:19:12 2011 +0100
@@ -0,0 +1,2471 @@
+#line 2 "libxlu_disk_l.c"
+
+#line 4 "libxlu_disk_l.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 35
+#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
+
+/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
+ * if you want the limit (max/min) macros for int types. 
+ */
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS 1
+#endif
+
+#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;
+
+/* 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 /* ! C99 */
+
+#endif /* ! FLEXINT_H */
+
+#ifdef __cplusplus
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else  /* ! __cplusplus */
+
+/* C99 requires __STDC__ to be defined as 1. */
+#if defined (__STDC__)
+
+#define YY_USE_CONST
+
+#endif /* defined (__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)
+
+/* An opaque pointer. */
+#ifndef YY_TYPEDEF_YY_SCANNER_T
+#define YY_TYPEDEF_YY_SCANNER_T
+typedef void* yyscan_t;
+#endif
+
+/* For convenience, these vars (plus the bison vars far below)
+   are macros in the reentrant scanner. */
+#define yyin yyg->yyin_r
+#define yyout yyg->yyout_r
+#define yyextra yyg->yyextra_r
+#define yyleng yyg->yyleng_r
+#define yytext yyg->yytext_r
+#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
+#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
+#define yy_flex_debug yyg->yy_flex_debug_r
+
+/* 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 yyg->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 ((yyg->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 xlu__disk_yyrestart(yyin ,yyscanner )
+
+#define YY_END_OF_BUFFER_CHAR 0
+
+/* Size of default input buffer. */
+#ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
+#define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
+#endif
+
+/* The state buf must be large enough to hold one state per character in the 
main buffer.
+ */
+#define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
+
+#ifndef YY_TYPEDEF_YY_BUFFER_STATE
+#define YY_TYPEDEF_YY_BUFFER_STATE
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+#endif
+
+#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 yytext. */ \
+        int yyless_macro_arg = (n); \
+        YY_LESS_LINENO(yyless_macro_arg);\
+               *yy_cp = yyg->yy_hold_char; \
+               YY_RESTORE_YY_MORE_OFFSET \
+               yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - 
YY_MORE_ADJ; \
+               YY_DO_BEFORE_ACTION; /* set up yytext again */ \
+               } \
+       while ( 0 )
+
+#define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )
+
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef size_t 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 xlu__disk_yyrestart()), so that the user can continue scanning 
by
+        * just pointing yyin at a new input file.
+        */
+#define YY_BUFFER_EOF_PENDING 2
+
+       };
+#endif /* !YY_STRUCT_YY_BUFFER_STATE */
+
+/* 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 ( yyg->yy_buffer_stack \
+                          ? yyg->yy_buffer_stack[yyg->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 yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
+
+void xlu__disk_yyrestart (FILE *input_file ,yyscan_t yyscanner );
+void xlu__disk_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_create_buffer (FILE *file,int size ,yyscan_t 
yyscanner );
+void xlu__disk_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void xlu__disk_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void xlu__disk_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t 
yyscanner );
+void xlu__disk_yypop_buffer_state (yyscan_t yyscanner );
+
+static void xlu__disk_yyensure_buffer_stack (yyscan_t yyscanner );
+static void xlu__disk_yy_load_buffer_state (yyscan_t yyscanner );
+static void xlu__disk_yy_init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t 
yyscanner );
+
+#define YY_FLUSH_BUFFER xlu__disk_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
+
+YY_BUFFER_STATE xlu__disk_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_scan_string (yyconst char *yy_str ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t 
yyscanner );
+
+void *xlu__disk_yyalloc (yy_size_t ,yyscan_t yyscanner );
+void *xlu__disk_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner );
+void xlu__disk_yyfree (void * ,yyscan_t yyscanner );
+
+#define yy_new_buffer xlu__disk_yy_create_buffer
+
+#define yy_set_interactive(is_interactive) \
+       { \
+       if ( ! YY_CURRENT_BUFFER ){ \
+        xlu__disk_yyensure_buffer_stack (yyscanner); \
+               YY_CURRENT_BUFFER_LVALUE =    \
+            xlu__disk_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
+       } \
+       YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
+       }
+
+#define yy_set_bol(at_bol) \
+       { \
+       if ( ! YY_CURRENT_BUFFER ){\
+        xlu__disk_yyensure_buffer_stack (yyscanner); \
+               YY_CURRENT_BUFFER_LVALUE =    \
+            xlu__disk_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
+       } \
+       YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
+       }
+
+#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
+
+#define xlu__disk_yywrap(n) 1
+#define YY_SKIP_YYWRAP
+
+typedef unsigned char YY_CHAR;
+
+typedef int yy_state_type;
+
+#define yytext_ptr yytext_r
+
+static yy_state_type yy_get_previous_state (yyscan_t yyscanner );
+static yy_state_type yy_try_NUL_trans (yy_state_type current_state  ,yyscan_t 
yyscanner);
+static int yy_get_next_buffer (yyscan_t yyscanner );
+static void yy_fatal_error (yyconst char msg[] ,yyscan_t yyscanner );
+
+/* Done after the current pattern has been matched and before the
+ * corresponding action - sets up yytext.
+ */
+#define YY_DO_BEFORE_ACTION \
+       yyg->yytext_ptr = yy_bp; \
+       yyg->yytext_ptr -= yyg->yy_more_len; \
+       yyleng = (size_t) (yy_cp - yyg->yytext_ptr); \
+       yyg->yy_hold_char = *yy_cp; \
+       *yy_cp = '\0'; \
+       yyg->yy_c_buf_p = yy_cp;
+
+#define YY_NUM_RULES 24
+#define YY_END_OF_BUFFER 25
+/* 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_acclist[436] =
+    {   0,
+       23,   23,   25,   21,   22,   24, 8193,   21,   22,   24,
+    16385, 8193,   21,   24,16385,   21,   22,   24,   22,   24,
+       21,   22,   24,   21,   22,   24,   21,   22,   24,   21,
+       22,   24,   21,   22,   24,   21,   22,   24,   21,   22,
+       24,   21,   22,   24,   21,   22,   24,   21,   22,   24,
+       21,   22,   24,   21,   22,   24,   21,   22,   24,   21,
+       22,   24,   23,   24,   24,   21,   21, 8193,   21, 8193,
+       21,16385, 8193,   21, 8193,   21,   21, 8212,   21,16404,
+       21,   21,   21,   21,   21,   21,   21,   21,   21,   21,
+       21,   21,   21,   21,   21,   21,   21,   23, 8193,   21,
+
+     8193,   21, 8193, 8212,   21, 8212,   21, 8212,   11,   21,
+       21,   21,   21,   21,   21,   21,   21,   21,   21,   21,
+       21,   21,   21,   21,   21, 8212,   21, 8212,   21, 8212,
+       11,   21,   16, 8212,   21,16404,   21,   21,   21,   21,
+       21,   21, 8212,   21,16404,   19, 8212,   21,16404,   21,
+     8204, 8212,   21,16396,16404,   21,   21, 8207, 8212,   21,
+    16399,16404,   21,   21,   21,   21,   16, 8212,   21,   16,
+     8212,   21,   16,   21,   16, 8212,    3,   21,   21,   18,
+     8212,   21,16404,   21,   21,   21,   21,   19, 8212,   21,
+       19, 8212,   21,   19,   21,   19, 8212, 8204, 8212,   21,
+
+     8204, 8212,   21, 8204,   21, 8204, 8212,   21, 8207, 8212,
+       21, 8207, 8212,   21, 8207,   21, 8207, 8212,   21,   21,
+        8,   21,   16, 8212,   21,   16, 8212,   21,   16, 8212,
+       16,   21,   16,    3,   21,   21,   18, 8212,   21,   18,
+     8212,   21,   18,   21,   18, 8212,   21,   17, 8212,   21,
+    16404, 8205, 8212,   21,16397,16404,   21,   19, 8212,   21,
+       19, 8212,   21,   19, 8212,   19,   21,   19, 8204, 8212,
+       21, 8204, 8212,   21, 8204, 8212, 8204,   21, 8204,   21,
+     8207, 8212,   21, 8207, 8212,   21, 8207, 8212, 8207,   21,
+     8207,   21,   21,    8,   11,    8,    7,   21,   18, 8212,
+
+       21,   18, 8212,   21,   18, 8212,   18,   21,   18,    2,
+       17, 8212,   21,   17, 8212,   21,   17,   21,   17, 8212,
+     8205, 8212,   21, 8205, 8212,   21, 8205,   21, 8205, 8212,
+       21,    9,   21,   10,    8,    8,   11,    7,   11,    7,
+        6,    2,   11,    2,   17, 8212,   21,   17, 8212,   21,
+       17, 8212,   17,   21,   17, 8205, 8212,   21, 8205, 8212,
+       21, 8205, 8212, 8205,   21, 8205,   21,    9,   11,    9,
+       14, 8212,   21,16404,   10,   11,   10,    7,    7,   11,
+        6,   11,    6,    6,   11,    6,   11,    2,    2,   11,
+     8205,   21,16397,    9,    9,   11,   14, 8212,   21,   14,
+
+     8212,   21,   14,   21,   14, 8212,   10,   11,    6,    6,
+       11,    6,    6,   14, 8212,   21,   14, 8212,   21,   14,
+     8212,   14,   21,   14,    6,    6,    6,    5,    6,    4,
+        6,    5,    6,    4,    6
+    } ;
+
+static yyconst flex_int16_t yy_accept[241] =
+    {   0,
+        1,    1,    1,    2,    3,    4,    7,   12,   16,   19,
+       21,   24,   27,   30,   33,   36,   39,   42,   45,   48,
+       51,   54,   57,   60,   63,   65,   66,   67,   68,   70,
+       73,   75,   76,   77,   78,   81,   81,   82,   83,   84,
+       85,   86,   87,   88,   89,   90,   91,   92,   93,   94,
+       95,   96,   97,   98,   99,  101,  103,  104,  106,  108,
+      109,  110,  111,  112,  113,  114,  115,  116,  117,  118,
+      119,  120,  121,  122,  123,  124,  125,  126,  128,  130,
+      131,  132,  133,  137,  138,  139,  140,  141,  142,  143,
+      146,  150,  151,  156,  157,  158,  163,  164,  165,  166,
+
+      167,  170,  173,  175,  177,  179,  180,  184,  185,  186,
+      187,  188,  191,  194,  196,  198,  201,  204,  206,  208,
+      209,  212,  215,  217,  219,  220,  221,  222,  223,  226,
+      229,  231,  233,  234,  236,  237,  240,  243,  245,  247,
+      248,  252,  257,  258,  261,  264,  266,  268,  269,  272,
+      275,  277,  279,  280,  281,  284,  287,  289,  291,  292,
+      293,  294,  296,  297,  298,  299,  302,  305,  307,  309,
+      310,  311,  314,  317,  319,  321,  324,  327,  329,  331,
+      332,  333,  334,  335,  336,  338,  340,  341,  342,  344,
+      345,  348,  351,  353,  355,  356,  359,  362,  364,  366,
+
+      367,  368,  370,  371,  375,  377,  378,  379,  381,  383,
+      384,  386,  388,  389,  391,  394,  395,  397,  400,  403,
+      405,  407,  409,  410,  412,  413,  414,  417,  420,  422,
+      424,  425,  426,  427,  428,  430,  432,  434,  436,  436
+    } ;
+
+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,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    4,    5,    1,    1,    6,    6,    7,
+        6,    6,    6,    6,    6,    6,    6,    8,    1,    1,
+        9,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,   10,   11,   12,   13,
+
+       14,   15,   16,   17,   18,   19,   20,   21,   22,   23,
+       24,   25,   26,   27,   28,   29,   30,   31,   32,   19,
+       33,   19,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    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[34] =
+    {   0,
+        1,    1,    2,    3,    1,    1,    1,    1,    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
+    } ;
+
+static yyconst flex_int16_t yy_base[295] =
+    {   0,
+        0,    0,  545,  544,  546,  541,   32,   35,  549,  549,
+       44,   62,  531,  529,  519,   33,   26,  530,  523,  527,
+      528,  525,  526,   42,    0,  549,  531,  549,   65,   73,
+        0,    0,   82,    0,   91,    0,  522,  509,  505,  500,
+      519,  508,  501,  513,  514,  512,  491,  499,  490,  494,
+       15,  506,  506,    0,   69,    0,    0,   94,    0,    0,
+      514,  503,  508,  491,  485,  499,  490,  489,  482,  501,
+      500,  475,  498,  487,   94,  488,  472,  101,    0,    0,
+      549,  474,  110,  477,  462,  475,  461,  437,  425,  422,
+      119,   53,  128,  398,  403,  137,  389,  389,  382,  355,
+
+      140,    0,  144,    0,  371,  342,  153,  330,  339,  315,
+       54,  156,    0,  160,    0,  163,    0,  167,    0,  287,
+      170,    0,  174,    0,  279,  270,  277,  271,  177,    0,
+        0,    0,    0,  549,  265,  181,    0,  184,    0,  269,
+      193,  202,   76,  205,    0,    0,    0,    0,  209,    0,
+        0,    0,    0,  268,  212,    0,    0,    0,    0,  256,
+      266,  270,  549,  269,  263,  216,    0,    0,    0,    0,
+      267,  219,    0,  223,    0,  226,    0,  230,    0,   75,
+      265,  260,  105,  241,  549,  234,  549,  113,  227,  549,
+      233,    0,    0,    0,    0,  237,    0,    0,    0,    0,
+
+      239,  220,  549,  247,  196,    0,  148,  549,  147,  549,
+      178,  171,  131,  549,  250,  112,  549,  254,    0,  257,
+        0,    0,  102,  549,  240,  164,  261,    0,    0,    0,
+        0,  258,  130,  195,   85,   39,  549,  549,  549,  282,
+      286,  289,  293,  297,  301,  305,  309,  313,  317,  321,
+      325,  329,  333,  337,  341,  345,  349,  353,  357,  361,
+      365,  369,  373,  377,  381,  385,  389,  393,  397,  401,
+      405,  409,  413,  417,  421,  425,  429,  433,  437,  441,
+      445,  449,  453,  457,  461,  465,  469,  473,  477,  481,
+      485,  489,  493,  497
+
+    } ;
+
+static yyconst flex_int16_t yy_def[295] =
+    {   0,
+      239,    1,  240,  240,  239,  241,  242,  242,  239,  239,
+      243,  243,   12,   12,   12,   12,   12,   12,   12,   12,
+       12,   12,   12,   12,  244,  239,  241,  239,  245,  242,
+      246,  246,  247,   12,  241,  248,   12,   12,   12,   12,
+       12,   12,   12,   12,   12,   12,   12,   12,   12,   12,
+       12,   12,   12,  244,  245,  246,  246,  249,  250,  250,
+      239,   12,   12,   12,   12,   12,   12,   12,   12,   12,
+       12,   12,   12,   12,   12,   12,   12,  249,  250,  250,
+      239,   12,  251,   12,   12,   12,   12,   12,   12,   35,
+      252,   12,  253,   12,   12,  254,   12,   12,   12,   12,
+
+      255,  256,  251,  256,   12,   12,  257,   12,   12,   12,
+      241,  258,  259,  252,  259,  260,  261,  253,  261,   12,
+      262,  263,  254,  263,   12,   12,  264,   12,  255,  256,
+      256,  265,  265,  239,   12,  266,  267,  257,  267,   12,
+      268,  269,  241,  258,  259,  259,  270,  270,  260,  261,
+      261,  271,  271,   12,  262,  263,  263,  272,  272,   12,
+       12,  273,  239,  274,   12,  266,  267,  267,  275,  275,
+      276,  277,  278,  268,  278,  279,  280,  269,  280,  241,
+      281,   12,  282,  273,  239,  283,  239,  284,  285,  239,
+      277,  278,  278,  286,  286,  279,  280,  280,  287,  287,
+
+      241,  288,  239,  289,  290,  290,  283,  239,  291,  239,
+      291,  291,  285,  239,  269,  288,  239,  292,  293,  289,
+      293,  290,  291,  239,  291,  291,  292,  293,  293,  294,
+      294,  291,  291,  291,  291,  291,  239,  239,    0,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239
+
+    } ;
+
+static yyconst flex_int16_t yy_nxt[583] =
+    {   0,
+        6,    7,    8,    9,    6,    6,    6,    6,   10,   11,
+       12,   13,   14,   15,   16,   12,   12,   17,   12,   12,
+       12,   12,   18,   12,   19,   20,   21,   22,   23,   12,
+       24,   12,   12,   30,   30,   31,   30,   30,   31,   75,
+       32,   76,  238,   32,   27,   27,   27,   28,   33,   44,
+       42,   35,   36,   45,   52,   37,   43,   28,   53,   73,
+       93,   38,   27,   27,   27,   28,   33,   27,   56,   35,
+       36,   27,   56,   57,   30,   30,   31,   57,   28,   28,
+      143,   32,   27,   27,   27,   28,  180,  201,  237,   27,
+       36,   58,   58,   58,   59,   58,   27,   79,   58,   60,
+
+       95,   96,   80,   27,   79,  210,   97,   61,  206,   80,
+      101,  101,   58,  102,  101,  203,  210,  101,  104,  112,
+      112,   58,  113,  112,  211,  212,  112,  115,  116,  116,
+       58,  117,  116,  210,  190,  116,  119,  121,  121,   58,
+      122,  121,   27,  130,  121,  124,   27,  132,  131,  235,
+      224,  187,  133,  136,  136,   58,  137,  136,   27,  145,
+      136,  139,   27,  147,  146,   27,  150,  210,  148,   27,
+      152,  151,   27,  156,  224,  153,   27,  158,  157,   27,
+      130,  224,  159,   27,  167,  131,   27,  169,  226,  168,
+      225,  233,  170,  172,  172,   58,  173,  172,  210,  222,
+
+      172,  175,  176,  176,   58,  177,  176,   27,  145,  176,
+      179,   27,  150,  146,   27,  156,  236,  151,   27,  167,
+      157,   27,  192,  217,  168,   27,  194,  193,   27,  197,
+      214,  195,   27,  199,  198,   27,  192,  208,  200,   27,
+      197,  193,   28,  210,  163,  198,  215,  218,  218,   58,
+      219,  218,   27,  199,  218,  221,   27,  228,  200,   27,
+      230,  210,  229,   27,  228,  231,  232,  204,  203,  229,
+      190,  188,  187,  185,  183,  182,  181,  171,  165,  164,
+      163,  234,   25,   25,   25,   25,   27,   27,   27,   29,
+       29,   29,   29,   34,   34,   34,   34,   54,  161,   54,
+
+       54,   55,   55,   55,   55,   57,  160,   57,   57,   33,
+       33,   33,   33,   61,   61,  154,   61,   78,   78,   78,
+       78,   80,  142,   80,   80,  103,  103,  103,  103,  114,
+      114,  114,  114,  118,  118,  118,  118,  123,  123,  123,
+      123,  129,  129,  129,  129,  131,  141,  131,  131,  138,
+      138,  138,  138,  144,  144,  144,  144,  146,  140,  146,
+      146,  149,  149,  149,  149,  151,  135,  151,  151,  155,
+      155,  155,  155,  157,  134,  157,  157,  162,  162,  162,
+      162,  133,  128,  133,  133,  166,  166,  166,  166,  168,
+      127,  168,  168,  174,  174,  174,  174,  178,  178,  178,
+
+      178,  148,  126,  148,  148,  153,  125,  153,  153,  159,
+       96,  159,  159,  184,  184,  184,  184,  186,  186,  186,
+      186,  170,  120,  170,  170,  189,  189,  189,  189,  191,
+      191,  191,  191,  193,  111,  193,  193,  196,  196,  196,
+      196,  198,  110,  198,  198,  202,  202,  202,  202,  205,
+      205,  205,  205,  207,  207,  207,  207,  209,  209,  209,
+      209,  213,  213,  213,  213,  195,  109,  195,  195,  200,
+      108,  200,  200,  216,  216,  216,  216,  220,  220,  220,
+      220,  206,  107,  206,  206,  223,  223,  223,  223,  227,
+      227,  227,  227,  229,  106,  229,  229,  231,  105,  231,
+
+      231,  100,   99,   98,   94,   93,   92,   91,   90,   89,
+       88,   87,   86,   85,   84,   83,   82,   81,   73,   77,
+       74,   73,   72,   71,   70,   69,   68,   67,   66,   46,
+       65,   64,   63,   62,   28,   51,   50,   49,   48,   47,
+       46,   41,   40,   39,   28,  239,   26,   26,    5,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239
+    } ;
+
+static yyconst flex_int16_t yy_chk[583] =
+    {   0,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    7,    7,    7,    8,    8,    8,   51,
+        7,   51,  236,    8,   11,   11,   11,   11,   11,   17,
+       16,   11,   11,   17,   24,   11,   16,  111,   24,   92,
+       92,   11,   12,   12,   12,   12,   12,   29,   29,   12,
+       12,   55,   55,   29,   30,   30,   30,   55,  180,  143,
+      111,   30,   33,   33,   33,   33,  143,  180,  235,   33,
+       33,   35,   35,   35,   35,   35,   58,   58,   35,   35,
+
+       75,   75,   58,   78,   78,  223,   75,  183,  183,   78,
+       83,   83,   83,   83,   83,  216,  188,   83,   83,   91,
+       91,   91,   91,   91,  188,  188,   91,   91,   93,   93,
+       93,   93,   93,  233,  213,   93,   93,   96,   96,   96,
+       96,   96,  101,  101,   96,   96,  103,  103,  101,  233,
+      209,  207,  103,  107,  107,  107,  107,  107,  112,  112,
+      107,  107,  114,  114,  112,  116,  116,  226,  114,  118,
+      118,  116,  121,  121,  212,  118,  123,  123,  121,  129,
+      129,  211,  123,  136,  136,  129,  138,  138,  212,  136,
+      211,  226,  138,  141,  141,  141,  141,  141,  234,  205,
+
+      141,  141,  142,  142,  142,  142,  142,  144,  144,  142,
+      142,  149,  149,  144,  155,  155,  234,  149,  166,  166,
+      155,  172,  172,  202,  166,  174,  174,  172,  176,  176,
+      189,  174,  178,  178,  176,  191,  191,  186,  178,  196,
+      196,  191,  201,  225,  184,  196,  201,  204,  204,  204,
+      204,  204,  215,  215,  204,  204,  218,  218,  215,  220,
+      220,  232,  218,  227,  227,  220,  225,  182,  181,  227,
+      171,  165,  164,  162,  161,  160,  154,  140,  135,  128,
+      127,  232,  240,  240,  240,  240,  241,  241,  241,  242,
+      242,  242,  242,  243,  243,  243,  243,  244,  126,  244,
+
+      244,  245,  245,  245,  245,  246,  125,  246,  246,  247,
+      247,  247,  247,  248,  248,  120,  248,  249,  249,  249,
+      249,  250,  110,  250,  250,  251,  251,  251,  251,  252,
+      252,  252,  252,  253,  253,  253,  253,  254,  254,  254,
+      254,  255,  255,  255,  255,  256,  109,  256,  256,  257,
+      257,  257,  257,  258,  258,  258,  258,  259,  108,  259,
+      259,  260,  260,  260,  260,  261,  106,  261,  261,  262,
+      262,  262,  262,  263,  105,  263,  263,  264,  264,  264,
+      264,  265,  100,  265,  265,  266,  266,  266,  266,  267,
+       99,  267,  267,  268,  268,  268,  268,  269,  269,  269,
+
+      269,  270,   98,  270,  270,  271,   97,  271,  271,  272,
+       95,  272,  272,  273,  273,  273,  273,  274,  274,  274,
+      274,  275,   94,  275,  275,  276,  276,  276,  276,  277,
+      277,  277,  277,  278,   90,  278,  278,  279,  279,  279,
+      279,  280,   89,  280,  280,  281,  281,  281,  281,  282,
+      282,  282,  282,  283,  283,  283,  283,  284,  284,  284,
+      284,  285,  285,  285,  285,  286,   88,  286,  286,  287,
+       87,  287,  287,  288,  288,  288,  288,  289,  289,  289,
+      289,  290,   86,  290,  290,  291,  291,  291,  291,  292,
+      292,  292,  292,  293,   85,  293,  293,  294,   84,  294,
+
+      294,   82,   77,   76,   74,   73,   72,   71,   70,   69,
+       68,   67,   66,   65,   64,   63,   62,   61,   53,   52,
+       50,   49,   48,   47,   46,   45,   44,   43,   42,   41,
+       40,   39,   38,   37,   27,   23,   22,   21,   20,   19,
+       18,   15,   14,   13,    6,    5,    4,    3,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239,  239,  239,  239,  239,  239,  239,  239,  239,
+      239,  239
+    } ;
+
+#define YY_TRAILING_MASK 0x2000
+#define YY_TRAILING_HEAD_MASK 0x4000
+#define REJECT \
+{ \
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */ \
+yy_cp = yyg->yy_full_match; /* restore poss. backed-over text */ \
+yyg->yy_lp = yyg->yy_full_lp; /* restore orig. accepting pos. */ \
+yyg->yy_state_ptr = yyg->yy_full_state; /* restore orig. state */ \
+yy_current_state = *yyg->yy_state_ptr; /* restore curr. state */ \
+++yyg->yy_lp; \
+goto find_rule; \
+}
+
+#define yymore() (yyg->yy_more_flag = 1)
+#define YY_MORE_ADJ yyg->yy_more_len
+#define YY_RESTORE_YY_MORE_OFFSET
+#line 1 "libxlu_disk_l.l"
+/* -*- fundamental -*- */
+/*
+ * libxlu_disk_l.l - parser for disk specification strings
+ *
+ * Copyright (C) 2011      Citrix Ltd.
+ * Author Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; version 2.1 only. with the special
+ * exception on linking described in file LICENSE.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ */
+/*
+ * Parsing the old xm/xend/xl-4.1 disk specs is a tricky problem,
+ * because the target string might in theory contain "," which is the
+ * delimiter we use for stripping off things on the RHS, and ":",
+ * which is the delimiter we use for stripping off things on the LHS.
+ *
+ * In this parser we do not support such target strings in the old
+ * syntax; if the target string has to contain "," or ":" the new
+ * syntax's "target=" should be used.
+ */
+#line 31 "libxlu_disk_l.l"
+#include "libxlu_disk_i.h"
+
+#define YY_NO_INPUT
+
+/* Some versions of flex have a bug (Fedora bugzilla 612465) which causes
+ * it to fail to declare these functions, which it defines.  So declare
+ * them ourselves.  Hopefully we won't have to simultaneously support
+ * a flex version which declares these differently somehow. */
+int xlu__disk_yyget_column(yyscan_t yyscanner);
+void xlu__disk_yyset_column(int  column_no, yyscan_t yyscanner);
+
+
+/*----- useful macros and functions used in actions -----
+ * we use macros in the actual rules to keep the actions short
+ * and particularly to avoid repeating boilerplate values such as
+ * DPC->disk, yytext, etc. */
+
+#define DPC ((DiskParseContext*)yyextra)
+
+/* Sets an enum, checking it hasn't already been set to a different value  */
+#define DSET(dpc,member,enumname,str,valname) do{                      \
+       if (dpc->disk->member != LIBXL_DISK_##enumname##_UNKNOWN &&     \
+           dpc->disk->member != LIBXL_DISK_##enumname##_##valname) {   \
+           xlu__disk_err(dpc, str, TOSTRING(member) " respecified");   \
+       } else {                                                        \
+           dpc->disk->member = LIBXL_DISK_##enumname##_##valname;      \
+       }                                                               \
+    }while(0)
+
+/* For actions whose patterns contain '=', finds the start of the value */
+#define FROMEQUALS (strchr(yytext,'=')+1)
+
+/* Chops the delimiter off, modifying yytext and yyleng. */
+#define STRIP(delim) do{                                                \
+       if (yyleng>0 && yytext[yyleng-1]==(delim))                      \
+           yytext[--yyleng] = 0;                                       \
+    }while(0)
+
+/* Sets a string value, checking it hasn't been set already. */
+#define SAVESTRING(what,loc,val) do{                                   \
+       savestring(DPC, what " respecified", &DPC->disk->loc, (val));   \
+    }while(0)
+static void savestring(DiskParseContext *dpc, const char *what_respecified,
+                      char **update, const char *value) {
+    if (*update) {
+        if (**update) { xlu__disk_err(dpc,value,what_respecified); return; }
+        free(*update); /* do not complain about overwriting empty strings */
+    }
+    *update = strdup(value);
+}
+
+/* Sets ->readwrite from the string.  This ought to be an enum, perhaps. */
+static void setaccess(DiskParseContext *dpc, const char *str) {
+    if (!strcmp(str, "r") || !strcmp(str, "ro")) {
+        dpc->disk->readwrite = 0;
+    } else if (!strcmp(str, "rw") || !strcmp(str, "w") || !strcmp(str,"")) {
+       dpc->disk->readwrite = 1;
+    } else {
+       xlu__disk_err(dpc,str,"unknown value for access");
+    }
+}
+
+/* Sets ->format from the string.  IDL should provide something for this. */
+static void setformat(DiskParseContext *dpc, const char *str) {
+    if (!strcmp(str,"") ||
+             !strcmp(str,"raw"))    DSET(dpc,format,FORMAT,str,RAW);
+    else if (!strcmp(str,"qcow"))   DSET(dpc,format,FORMAT,str,QCOW);
+    else if (!strcmp(str,"qcow2"))  DSET(dpc,format,FORMAT,str,QCOW2);
+    else if (!strcmp(str,"vhd"))    DSET(dpc,format,FORMAT,str,VHD);
+    else xlu__disk_err(dpc,str,"unknown value for format");
+}
+ 
+#define DEPRECATE(usewhatinstead) /* not currently reported */
+
+
+#line 822 "libxlu_disk_l.c"
+
+#define INITIAL 0
+#define LEXERR 1
+
+#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
+
+/* Holds the entire state of the reentrant scanner. */
+struct yyguts_t
+    {
+
+    /* User-defined. Not touched by flex. */
+    YY_EXTRA_TYPE yyextra_r;
+
+    /* The rest are the same as the globals declared in the non-reentrant 
scanner. */
+    FILE *yyin_r, *yyout_r;
+    size_t yy_buffer_stack_top; /**< index of top of stack. */
+    size_t yy_buffer_stack_max; /**< capacity of stack. */
+    YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
+    char yy_hold_char;
+    int yy_n_chars;
+    int yyleng_r;
+    char *yy_c_buf_p;
+    int yy_init;
+    int yy_start;
+    int yy_did_buffer_switch_on_eof;
+    int yy_start_stack_ptr;
+    int yy_start_stack_depth;
+    int *yy_start_stack;
+    yy_state_type yy_last_accepting_state;
+    char* yy_last_accepting_cpos;
+
+    int yylineno_r;
+    int yy_flex_debug_r;
+
+    yy_state_type *yy_state_buf;
+    yy_state_type *yy_state_ptr;
+    char *yy_full_match;
+    int yy_lp;
+
+    /* These are only needed for trailing context rules,
+     * but there's no conditional variable for that yet. */
+    int yy_looking_for_trail_begin;
+    int yy_full_lp;
+    int *yy_full_state;
+
+    char *yytext_r;
+    int yy_more_flag;
+    int yy_more_len;
+
+    }; /* end struct yyguts_t */
+
+static int yy_init_globals (yyscan_t yyscanner );
+
+int xlu__disk_yylex_init (yyscan_t* scanner);
+
+int xlu__disk_yylex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
+
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int xlu__disk_yylex_destroy (yyscan_t yyscanner );
+
+int xlu__disk_yyget_debug (yyscan_t yyscanner );
+
+void xlu__disk_yyset_debug (int debug_flag ,yyscan_t yyscanner );
+
+YY_EXTRA_TYPE xlu__disk_yyget_extra (yyscan_t yyscanner );
+
+void xlu__disk_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
+
+FILE *xlu__disk_yyget_in (yyscan_t yyscanner );
+
+void xlu__disk_yyset_in  (FILE * in_str ,yyscan_t yyscanner );
+
+FILE *xlu__disk_yyget_out (yyscan_t yyscanner );
+
+void xlu__disk_yyset_out  (FILE * out_str ,yyscan_t yyscanner );
+
+int xlu__disk_yyget_leng (yyscan_t yyscanner );
+
+char *xlu__disk_yyget_text (yyscan_t yyscanner );
+
+int xlu__disk_yyget_lineno (yyscan_t yyscanner );
+
+void xlu__disk_yyset_lineno (int line_number ,yyscan_t yyscanner );
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int xlu__disk_yywrap (yyscan_t yyscanner );
+#else
+extern int xlu__disk_yywrap (yyscan_t yyscanner );
+#endif
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
+#endif
+
+#ifndef YY_NO_INPUT
+
+#ifdef __cplusplus
+static int yyinput (yyscan_t yyscanner );
+#else
+static int input (yyscan_t yyscanner );
+#endif
+
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
+#define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
+#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 do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
+#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_LVALUE->yy_is_interactive ) \
+               { \
+               int c = '*'; \
+               size_t n; \
+               for ( n = 0; n < max_size && \
+                            (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
+                       buf[n] = (char) c; \
+               if ( c == '\n' ) \
+                       buf[n++] = (char) c; \
+               if ( c == EOF && ferror( yyin ) ) \
+                       YY_FATAL_ERROR( "input in flex scanner failed" ); \
+               result = n; \
+               } \
+       else \
+               { \
+               errno=0; \
+               while ( (result = fread(buf, 1, max_size, yyin))==0 && 
ferror(yyin)) \
+                       { \
+                       if( errno != EINTR) \
+                               { \
+                               YY_FATAL_ERROR( "input in flex scanner failed" 
); \
+                               break; \
+                               } \
+                       errno=0; \
+                       clearerr(yyin); \
+                       } \
+               }\
+\
+
+#endif
+
+/* No semi-colon after return; correct usage is to write "yyterminate();" -
+ * we don't want an extra ';' after the "return" because that will cause
+ * some compilers to complain about unreachable statements.
+ */
+#ifndef yyterminate
+#define yyterminate() return YY_NULL
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* Report a fatal error. */
+#ifndef YY_FATAL_ERROR
+#define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
+#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 xlu__disk_yylex (yyscan_t yyscanner);
+
+#define YY_DECL int xlu__disk_yylex (yyscan_t yyscanner)
+#endif /* !YY_DECL */
+
+/* Code executed at the beginning of each rule, after yytext and yyleng
+ * have been set up.
+ */
+#ifndef YY_USER_ACTION
+#define YY_USER_ACTION
+#endif
+
+/* Code executed at the end of each rule. */
+#ifndef YY_BREAK
+#define YY_BREAK break;
+#endif
+
+#define YY_RULE_SETUP \
+       YY_USER_ACTION
+
+/** 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;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+#line 118 "libxlu_disk_l.l"
+
+
+ /*----- the scanner rules which do the parsing -----*/
+
+#line 1063 "libxlu_disk_l.c"
+
+       if ( !yyg->yy_init )
+               {
+               yyg->yy_init = 1;
+
+#ifdef YY_USER_INIT
+               YY_USER_INIT;
+#endif
+
+        /* Create the reject buffer large enough to save one state per allowed 
character. */
+        if ( ! yyg->yy_state_buf )
+            yyg->yy_state_buf = (yy_state_type 
*)xlu__disk_yyalloc(YY_STATE_BUF_SIZE  ,yyscanner);
+            if ( ! yyg->yy_state_buf )
+                YY_FATAL_ERROR( "out of dynamic memory in xlu__disk_yylex()" );
+
+               if ( ! yyg->yy_start )
+                       yyg->yy_start = 1;      /* first start state */
+
+               if ( ! yyin )
+                       yyin = stdin;
+
+               if ( ! yyout )
+                       yyout = stdout;
+
+               if ( ! YY_CURRENT_BUFFER ) {
+                       xlu__disk_yyensure_buffer_stack (yyscanner);
+                       YY_CURRENT_BUFFER_LVALUE =
+                               xlu__disk_yy_create_buffer(yyin,YY_BUF_SIZE 
,yyscanner);
+               }
+
+               xlu__disk_yy_load_buffer_state(yyscanner );
+               }
+
+       while ( 1 )             /* loops until end-of-file is reached */
+               {
+               yyg->yy_more_len = 0;
+               if ( yyg->yy_more_flag )
+                       {
+                       yyg->yy_more_len = yyg->yy_c_buf_p - yyg->yytext_ptr;
+                       yyg->yy_more_flag = 0;
+                       }
+               yy_cp = yyg->yy_c_buf_p;
+
+               /* Support of yytext. */
+               *yy_cp = yyg->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 = yyg->yy_start;
+
+               yyg->yy_state_ptr = yyg->yy_state_buf;
+               *yyg->yy_state_ptr++ = yy_current_state;
+
+yy_match:
+               do
+                       {
+                       register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*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 >= 240 )
+                                       yy_c = yy_meta[(unsigned int) yy_c];
+                               }
+                       yy_current_state = yy_nxt[yy_base[yy_current_state] + 
(unsigned int) yy_c];
+                       *yyg->yy_state_ptr++ = yy_current_state;
+                       ++yy_cp;
+                       }
+               while ( yy_current_state != 239 );
+
+yy_find_action:
+               yy_current_state = *--yyg->yy_state_ptr;
+               yyg->yy_lp = yy_accept[yy_current_state];
+find_rule: /* we branch to this label when backing up */
+               for ( ; ; ) /* until we find what rule we matched */
+                       {
+                       if ( yyg->yy_lp && yyg->yy_lp < 
yy_accept[yy_current_state + 1] )
+                               {
+                               yy_act = yy_acclist[yyg->yy_lp];
+                               if ( yy_act & YY_TRAILING_HEAD_MASK ||
+                                    yyg->yy_looking_for_trail_begin )
+                                       {
+                                       if ( yy_act == 
yyg->yy_looking_for_trail_begin )
+                                               {
+                                               yyg->yy_looking_for_trail_begin 
= 0;
+                                               yy_act &= 
~YY_TRAILING_HEAD_MASK;
+                                               break;
+                                               }
+                                       }
+                               else if ( yy_act & YY_TRAILING_MASK )
+                                       {
+                                       yyg->yy_looking_for_trail_begin = 
yy_act & ~YY_TRAILING_MASK;
+                                       yyg->yy_looking_for_trail_begin |= 
YY_TRAILING_HEAD_MASK;
+                                       }
+                               else
+                                       {
+                                       yyg->yy_full_match = yy_cp;
+                                       yyg->yy_full_state = yyg->yy_state_ptr;
+                                       yyg->yy_full_lp = yyg->yy_lp;
+                                       break;
+                                       }
+                               ++yyg->yy_lp;
+                               goto find_rule;
+                               }
+                       --yy_cp;
+                       yy_current_state = *--yyg->yy_state_ptr;
+                       yyg->yy_lp = 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 */
+YY_RULE_SETUP
+#line 122 "libxlu_disk_l.l"
+{ /* ignore whitespace before parameters */ }
+       YY_BREAK
+/* ordinary parameters setting enums or strings */
+case 2:
+/* rule 2 can match eol */
+YY_RULE_SETUP
+#line 126 "libxlu_disk_l.l"
+{ STRIP(','); setformat(DPC, FROMEQUALS); }
+       YY_BREAK
+case 3:
+YY_RULE_SETUP
+#line 128 "libxlu_disk_l.l"
+{ DPC->disk->is_cdrom = 1; }
+       YY_BREAK
+case 4:
+YY_RULE_SETUP
+#line 129 "libxlu_disk_l.l"
+{ DPC->disk->is_cdrom = 1; }
+       YY_BREAK
+case 5:
+YY_RULE_SETUP
+#line 130 "libxlu_disk_l.l"
+{ DPC->disk->is_cdrom = 0; }
+       YY_BREAK
+case 6:
+/* rule 6 can match eol */
+YY_RULE_SETUP
+#line 131 "libxlu_disk_l.l"
+{ xlu__disk_err(DPC,yytext,"unknown value for type"); }
+       YY_BREAK
+case 7:
+/* rule 7 can match eol */
+YY_RULE_SETUP
+#line 133 "libxlu_disk_l.l"
+{ STRIP(','); setaccess(DPC, FROMEQUALS); }
+       YY_BREAK
+case 8:
+/* rule 8 can match eol */
+YY_RULE_SETUP
+#line 135 "libxlu_disk_l.l"
+{ STRIP(','); SAVESTRING("vdev", vdev, FROMEQUALS); }
+       YY_BREAK
+case 9:
+/* rule 9 can match eol */
+YY_RULE_SETUP
+#line 136 "libxlu_disk_l.l"
+{ STRIP(','); SAVESTRING("script", script, FROMEQUALS); }
+       YY_BREAK
+/* the target magic parameter, eats the rest of the string */
+case 10:
+YY_RULE_SETUP
+#line 140 "libxlu_disk_l.l"
+{ STRIP(','); SAVESTRING("target", pdev_path, FROMEQUALS); }
+       YY_BREAK
+/* unknown parameters */
+case 11:
+/* rule 11 can match eol */
+YY_RULE_SETUP
+#line 144 "libxlu_disk_l.l"
+{ xlu__disk_err(DPC,yytext,"unknown parameter"); }
+       YY_BREAK
+/* deprecated prefixes */
+/* the "/.*" in these patterns ensures that they count as if they
+   * matched the whole string, so these patterns take precedence */
+case 12:
+YY_RULE_SETUP
+#line 151 "libxlu_disk_l.l"
+{
+                    STRIP(':');
+                    DPC->had_depr_prefix=1; DEPRECATE("use `[format=]...,'");
+                    setformat(DPC, yytext);
+                 }
+       YY_BREAK
+case 13:
+YY_RULE_SETUP
+#line 157 "libxlu_disk_l.l"
+{
+                   STRIP(':');
+                    DPC->had_depr_prefix=1; DEPRECATE("use `script=...'");
+                   SAVESTRING("script", script, yytext);
+               }
+       YY_BREAK
+case 14:
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
+yyg->yy_c_buf_p = yy_cp = yy_bp + 8;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 163 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 15:
+YY_RULE_SETUP
+#line 164 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 16:
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
+yyg->yy_c_buf_p = yy_cp = yy_bp + 4;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 165 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 17:
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
+yyg->yy_c_buf_p = yy_cp = yy_bp + 6;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 166 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 18:
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
+yyg->yy_c_buf_p = yy_cp = yy_bp + 5;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 167 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 19:
+*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */
+yyg->yy_c_buf_p = yy_cp = yy_bp + 4;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 168 "libxlu_disk_l.l"
+{ DPC->had_depr_prefix=1; DEPRECATE(0); }
+       YY_BREAK
+case 20:
+/* rule 20 can match eol */
+YY_RULE_SETUP
+#line 170 "libxlu_disk_l.l"
+{
+                 xlu__disk_err(DPC,yytext,"unknown deprecated disk prefix");
+                 return 0;
+               }
+       YY_BREAK
+/* positional parameters */
+case 21:
+/* rule 21 can match eol */
+YY_RULE_SETUP
+#line 177 "libxlu_disk_l.l"
+{
+    char *colon;
+    STRIP(',');
+
+    if (DPC->err) {
+        /* previous errors may just lead to subsequent ones */
+    } else if (!DPC->disk->pdev_path) {
+        SAVESTRING("target", pdev_path, yytext);
+    } else if (!DPC->had_depr_prefix &&
+               DPC->disk->format == LIBXL_DISK_FORMAT_UNKNOWN) {
+        setformat(DPC,yytext);
+    } else if (!DPC->disk->vdev) {
+        colon = strrchr(yytext, ':');
+        if (colon) {
+            DEPRECATE("use `devtype=...'");
+            *colon++ = 0;
+            if (!strcmp(colon,"cdrom")) {
+                DPC->disk->is_cdrom = 1;
+            } else if (!strcmp(colon,"disk")) {
+                DPC->disk->is_cdrom = 0;
+            } else {
+                xlu__disk_err(DPC,colon,"unknown deprecated type");
+            }
+        }
+        SAVESTRING("vdev", vdev, yytext);
+    } else if (!DPC->access_set) {
+        DPC->access_set = 1;
+        setaccess(DPC,yytext);
+    } else {
+        xlu__disk_err(DPC,yytext,"too many positional parameters");
+        return 0; /* don't print any more errors */
+    }
+}
+       YY_BREAK
+case 22:
+YY_RULE_SETUP
+#line 211 "libxlu_disk_l.l"
+{
+    BEGIN(LEXERR);
+    yymore();
+}
+       YY_BREAK
+case 23:
+YY_RULE_SETUP
+#line 215 "libxlu_disk_l.l"
+{
+    xlu__disk_err(DPC,yytext,"bad disk syntax"); return 0;
+}
+       YY_BREAK
+case 24:
+YY_RULE_SETUP
+#line 218 "libxlu_disk_l.l"
+YY_FATAL_ERROR( "flex scanner jammed" );
+       YY_BREAK
+#line 1380 "libxlu_disk_l.c"
+                       case YY_STATE_EOF(INITIAL):
+                       case YY_STATE_EOF(LEXERR):
+                               yyterminate();
+
+       case YY_END_OF_BUFFER:
+               {
+               /* Amount of text matched not including the EOB char. */
+               int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) 
- 1;
+
+               /* Undo the effects of YY_DO_BEFORE_ACTION. */
+               *yy_cp = yyg->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 yyin at a new source and called
+                        * xlu__disk_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.
+                        */
+                       yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
+                       YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
+                       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 ( yyg->yy_c_buf_p <= 
&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
+                       { /* This was really a NUL. */
+                       yy_state_type yy_next_state;
+
+                       yyg->yy_c_buf_p = yyg->yytext_ptr + 
yy_amount_of_matched_text;
+
+                       yy_current_state = yy_get_previous_state( yyscanner );
+
+                       /* 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 , 
yyscanner);
+
+                       yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
+
+                       if ( yy_next_state )
+                               {
+                               /* Consume the NUL. */
+                               yy_cp = ++yyg->yy_c_buf_p;
+                               yy_current_state = yy_next_state;
+                               goto yy_match;
+                               }
+
+                       else
+                               {
+                               yy_cp = yyg->yy_c_buf_p;
+                               goto yy_find_action;
+                               }
+                       }
+
+               else switch ( yy_get_next_buffer( yyscanner ) )
+                       {
+                       case EOB_ACT_END_OF_FILE:
+                               {
+                               yyg->yy_did_buffer_switch_on_eof = 0;
+
+                               if ( xlu__disk_yywrap(yyscanner ) )
+                                       {
+                                       /* 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.
+                                        */
+                                       yyg->yy_c_buf_p = yyg->yytext_ptr + 
YY_MORE_ADJ;
+
+                                       yy_act = YY_STATE_EOF(YY_START);
+                                       goto do_action;
+                                       }
+
+                               else
+                                       {
+                                       if ( ! yyg->yy_did_buffer_switch_on_eof 
)
+                                               YY_NEW_FILE;
+                                       }
+                               break;
+                               }
+
+                       case EOB_ACT_CONTINUE_SCAN:
+                               yyg->yy_c_buf_p =
+                                       yyg->yytext_ptr + 
yy_amount_of_matched_text;
+
+                               yy_current_state = yy_get_previous_state( 
yyscanner );
+
+                               yy_cp = yyg->yy_c_buf_p;
+                               yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
+                               goto yy_match;
+
+                       case EOB_ACT_LAST_MATCH:
+                               yyg->yy_c_buf_p =
+                               
&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars];
+
+                               yy_current_state = yy_get_previous_state( 
yyscanner );
+
+                               yy_cp = yyg->yy_c_buf_p;
+                               yy_bp = yyg->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 xlu__disk_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 (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+       register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
+       register char *source = yyg->yytext_ptr;
+       register int number_to_move, i;
+       int ret_val;
+
+       if ( yyg->yy_c_buf_p > 
&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->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 ( yyg->yy_c_buf_p - yyg->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) (yyg->yy_c_buf_p - yyg->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 = yyg->yy_n_chars = 0;
+
+       else
+               {
+                       int 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. */
+
+                       YY_FATAL_ERROR(
+"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
+
+                       }
+
+               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]),
+                       yyg->yy_n_chars, (size_t) num_to_read );
+
+               YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
+               }
+
+       if ( yyg->yy_n_chars == 0 )
+               {
+               if ( number_to_move == YY_MORE_ADJ )
+                       {
+                       ret_val = EOB_ACT_END_OF_FILE;
+                       xlu__disk_yyrestart(yyin  ,yyscanner);
+                       }
+
+               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;
+
+       if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > 
YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+               /* Extend the array by 50%, plus the number we really need. */
+               yy_size_t new_size = yyg->yy_n_chars + number_to_move + 
(yyg->yy_n_chars >> 1);
+               YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) 
xlu__disk_yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size 
,yyscanner );
+               if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+                       YY_FATAL_ERROR( "out of dynamic memory in 
yy_get_next_buffer()" );
+       }
+
+       yyg->yy_n_chars += number_to_move;
+       YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = 
YY_END_OF_BUFFER_CHAR;
+       YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = 
YY_END_OF_BUFFER_CHAR;
+
+       yyg->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 (yyscan_t yyscanner)
+{
+       register yy_state_type yy_current_state;
+       register char *yy_cp;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       yy_current_state = yyg->yy_start;
+
+       yyg->yy_state_ptr = yyg->yy_state_buf;
+       *yyg->yy_state_ptr++ = yy_current_state;
+
+       for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; 
++yy_cp )
+               {
+               register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 
1);
+               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 >= 240 )
+                               yy_c = yy_meta[(unsigned int) yy_c];
+                       }
+               yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned 
int) yy_c];
+               *yyg->yy_state_ptr++ = yy_current_state;
+               }
+
+       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 , 
yyscan_t yyscanner)
+{
+       register int yy_is_jam;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be 
unused depending upon options. */
+
+       register YY_CHAR yy_c = 1;
+       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 >= 240 )
+                       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 == 239);
+       if ( ! yy_is_jam )
+               *yyg->yy_state_ptr++ = yy_current_state;
+
+       return yy_is_jam ? 0 : yy_current_state;
+}
+
+#ifndef YY_NO_INPUT
+#ifdef __cplusplus
+    static int yyinput (yyscan_t yyscanner)
+#else
+    static int input  (yyscan_t yyscanner)
+#endif
+
+{
+       int c;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       *yyg->yy_c_buf_p = yyg->yy_hold_char;
+
+       if ( *yyg->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 ( yyg->yy_c_buf_p < 
&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
+                       /* This was really a NUL. */
+                       *yyg->yy_c_buf_p = '\0';
+
+               else
+                       { /* need more input */
+                       int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
+                       ++yyg->yy_c_buf_p;
+
+                       switch ( yy_get_next_buffer( yyscanner ) )
+                               {
+                               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. */
+                                       xlu__disk_yyrestart(yyin ,yyscanner);
+
+                                       /*FALLTHROUGH*/
+
+                               case EOB_ACT_END_OF_FILE:
+                                       {
+                                       if ( xlu__disk_yywrap(yyscanner ) )
+                                               return EOF;
+
+                                       if ( ! yyg->yy_did_buffer_switch_on_eof 
)
+                                               YY_NEW_FILE;
+#ifdef __cplusplus
+                                       return yyinput(yyscanner);
+#else
+                                       return input(yyscanner);
+#endif
+                                       }
+
+                               case EOB_ACT_CONTINUE_SCAN:
+                                       yyg->yy_c_buf_p = yyg->yytext_ptr + 
offset;
+                                       break;
+                               }
+                       }
+               }
+
+       c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
+       *yyg->yy_c_buf_p = '\0';        /* preserve yytext */
+       yyg->yy_hold_char = *++yyg->yy_c_buf_p;
+
+       return c;
+}
+#endif /* ifndef YY_NO_INPUT */
+
+/** Immediately switch to a different input stream.
+ * @param input_file A readable stream.
+ * @param yyscanner The scanner object.
+ * @note This function does not reset the start condition to @c INITIAL .
+ */
+    void xlu__disk_yyrestart  (FILE * input_file , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       if ( ! YY_CURRENT_BUFFER ){
+        xlu__disk_yyensure_buffer_stack (yyscanner);
+               YY_CURRENT_BUFFER_LVALUE =
+            xlu__disk_yy_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
+       }
+
+       xlu__disk_yy_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
+       xlu__disk_yy_load_buffer_state(yyscanner );
+}
+
+/** Switch to a different input buffer.
+ * @param new_buffer The new input buffer.
+ * @param yyscanner The scanner object.
+ */
+    void xlu__disk_yy_switch_to_buffer  (YY_BUFFER_STATE  new_buffer , 
yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       /* TODO. We should be able to replace this entire function body
+        * with
+        *              xlu__disk_yypop_buffer_state();
+        *              xlu__disk_yypush_buffer_state(new_buffer);
+     */
+       xlu__disk_yyensure_buffer_stack (yyscanner);
+       if ( YY_CURRENT_BUFFER == new_buffer )
+               return;
+
+       if ( YY_CURRENT_BUFFER )
+               {
+               /* Flush out information for old buffer. */
+               *yyg->yy_c_buf_p = yyg->yy_hold_char;
+               YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
+               YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
+               }
+
+       YY_CURRENT_BUFFER_LVALUE = new_buffer;
+       xlu__disk_yy_load_buffer_state(yyscanner );
+
+       /* We don't actually know whether we did this switch during
+        * EOF (xlu__disk_yywrap()) processing, but the only time this flag
+        * is looked at is after xlu__disk_yywrap() is called, so it's safe
+        * to go ahead and always set it.
+        */
+       yyg->yy_did_buffer_switch_on_eof = 1;
+}
+
+static void xlu__disk_yy_load_buffer_state  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+       yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
+       yyg->yytext_ptr = yyg->yy_c_buf_p = 
YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
+       yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
+       yyg->yy_hold_char = *yyg->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.
+ * @param yyscanner The scanner object.
+ * @return the allocated buffer state.
+ */
+    YY_BUFFER_STATE xlu__disk_yy_create_buffer  (FILE * file, int  size , 
yyscan_t yyscanner)
+{
+       YY_BUFFER_STATE b;
+    
+       b = (YY_BUFFER_STATE) xlu__disk_yyalloc(sizeof( struct yy_buffer_state 
) ,yyscanner );
+       if ( ! b )
+               YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_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 *) xlu__disk_yyalloc(b->yy_buf_size + 2 ,yyscanner 
);
+       if ( ! b->yy_ch_buf )
+               YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_yy_create_buffer()" );
+
+       b->yy_is_our_buffer = 1;
+
+       xlu__disk_yy_init_buffer(b,file ,yyscanner);
+
+       return b;
+}
+
+/** Destroy the buffer.
+ * @param b a buffer created with xlu__disk_yy_create_buffer()
+ * @param yyscanner The scanner object.
+ */
+    void xlu__disk_yy_delete_buffer (YY_BUFFER_STATE  b , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       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 )
+               xlu__disk_yyfree((void *) b->yy_ch_buf ,yyscanner );
+
+       xlu__disk_yyfree((void *) b ,yyscanner );
+}
+
+#ifndef __cplusplus
+extern int isatty (int );
+#endif /* __cplusplus */
+    
+/* Initializes or reinitializes a buffer.
+ * This function is sometimes called more than once on the same buffer,
+ * such as during a xlu__disk_yyrestart() or at EOF.
+ */
+    static void xlu__disk_yy_init_buffer  (YY_BUFFER_STATE  b, FILE * file , 
yyscan_t yyscanner)
+
+{
+       int oerrno = errno;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       xlu__disk_yy_flush_buffer(b ,yyscanner);
+
+       b->yy_input_file = file;
+       b->yy_fill_buffer = 1;
+
+    /* If b is the current buffer, then xlu__disk_yy_init_buffer was _probably_
+     * called from xlu__disk_yyrestart() 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 = file ? (isatty( fileno(file) ) > 0) : 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.
+ * @param yyscanner The scanner object.
+ */
+    void xlu__disk_yy_flush_buffer (YY_BUFFER_STATE  b , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+       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 )
+               xlu__disk_yy_load_buffer_state(yyscanner );
+}
+
+/** 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.
+ *  @param yyscanner The scanner object.
+ */
+void xlu__disk_yypush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t 
yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+       if (new_buffer == NULL)
+               return;
+
+       xlu__disk_yyensure_buffer_stack(yyscanner);
+
+       /* This block is copied from xlu__disk_yy_switch_to_buffer. */
+       if ( YY_CURRENT_BUFFER )
+               {
+               /* Flush out information for old buffer. */
+               *yyg->yy_c_buf_p = yyg->yy_hold_char;
+               YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
+               YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
+               }
+
+       /* Only push if top exists. Otherwise, replace top. */
+       if (YY_CURRENT_BUFFER)
+               yyg->yy_buffer_stack_top++;
+       YY_CURRENT_BUFFER_LVALUE = new_buffer;
+
+       /* copied from xlu__disk_yy_switch_to_buffer. */
+       xlu__disk_yy_load_buffer_state(yyscanner );
+       yyg->yy_did_buffer_switch_on_eof = 1;
+}
+
+/** Removes and deletes the top of the stack, if present.
+ *  The next element becomes the new top.
+ *  @param yyscanner The scanner object.
+ */
+void xlu__disk_yypop_buffer_state (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+       if (!YY_CURRENT_BUFFER)
+               return;
+
+       xlu__disk_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
+       YY_CURRENT_BUFFER_LVALUE = NULL;
+       if (yyg->yy_buffer_stack_top > 0)
+               --yyg->yy_buffer_stack_top;
+
+       if (YY_CURRENT_BUFFER) {
+               xlu__disk_yy_load_buffer_state(yyscanner );
+               yyg->yy_did_buffer_switch_on_eof = 1;
+       }
+}
+
+/* Allocates the stack if it does not exist.
+ *  Guarantees space for at least one push.
+ */
+static void xlu__disk_yyensure_buffer_stack (yyscan_t yyscanner)
+{
+       int num_to_alloc;
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+       if (!yyg->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;
+               yyg->yy_buffer_stack = (struct 
yy_buffer_state**)xlu__disk_yyalloc
+                                                               (num_to_alloc * 
sizeof(struct yy_buffer_state*)
+                                                               , yyscanner);
+               if ( ! yyg->yy_buffer_stack )
+                       YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_yyensure_buffer_stack()" );
+                                                                 
+               memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct 
yy_buffer_state*));
+                               
+               yyg->yy_buffer_stack_max = num_to_alloc;
+               yyg->yy_buffer_stack_top = 0;
+               return;
+       }
+
+       if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
+
+               /* Increase the buffer to prepare for a possible push. */
+               int grow_size = 8 /* arbitrary grow size */;
+
+               num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
+               yyg->yy_buffer_stack = (struct 
yy_buffer_state**)xlu__disk_yyrealloc
+                                                               
(yyg->yy_buffer_stack,
+                                                               num_to_alloc * 
sizeof(struct yy_buffer_state*)
+                                                               , yyscanner);
+               if ( ! yyg->yy_buffer_stack )
+                       YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_yyensure_buffer_stack()" );
+
+               /* zero only the new slots.*/
+               memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, 
grow_size * sizeof(struct yy_buffer_state*));
+               yyg->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
+ * @param yyscanner The scanner object.
+ * @return the newly allocated buffer state object. 
+ */
+YY_BUFFER_STATE xlu__disk_yy_scan_buffer  (char * base, yy_size_t  size , 
yyscan_t yyscanner)
+{
+       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) xlu__disk_yyalloc(sizeof( struct yy_buffer_state 
) ,yyscanner );
+       if ( ! b )
+               YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_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;
+
+       xlu__disk_yy_switch_to_buffer(b ,yyscanner );
+
+       return b;
+}
+
+/** Setup the input buffer state to scan a string. The next call to 
xlu__disk_yylex() will
+ * scan from a @e copy of @a str.
+ * @param yystr a NUL-terminated string to scan
+ * @param yyscanner The scanner object.
+ * @return the newly allocated buffer state object.
+ * @note If you want to scan bytes that may contain NUL values, then use
+ *       xlu__disk_yy_scan_bytes() instead.
+ */
+YY_BUFFER_STATE xlu__disk_yy_scan_string (yyconst char * yystr , yyscan_t 
yyscanner)
+{
+    
+       return xlu__disk_yy_scan_bytes(yystr,strlen(yystr) ,yyscanner);
+}
+
+/** Setup the input buffer state to scan the given bytes. The next call to 
xlu__disk_yylex() will
+ * scan from a @e copy of @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a 
bytes.
+ * @param yyscanner The scanner object.
+ * @return the newly allocated buffer state object.
+ */
+YY_BUFFER_STATE xlu__disk_yy_scan_bytes  (yyconst char * yybytes, int  
_yybytes_len , yyscan_t yyscanner)
+{
+       YY_BUFFER_STATE b;
+       char *buf;
+       yy_size_t n;
+       int i;
+    
+       /* Get memory for full buffer, including space for trailing EOB's. */
+       n = _yybytes_len + 2;
+       buf = (char *) xlu__disk_yyalloc(n ,yyscanner );
+       if ( ! buf )
+               YY_FATAL_ERROR( "out of dynamic memory in 
xlu__disk_yy_scan_bytes()" );
+
+       for ( i = 0; i < _yybytes_len; ++i )
+               buf[i] = yybytes[i];
+
+       buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
+
+       b = xlu__disk_yy_scan_buffer(buf,n ,yyscanner);
+       if ( ! b )
+               YY_FATAL_ERROR( "bad buffer in xlu__disk_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;
+}
+
+#ifndef YY_EXIT_FAILURE
+#define YY_EXIT_FAILURE 2
+#endif
+
+static void yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
+{
+       (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. */ \
+        int yyless_macro_arg = (n); \
+        YY_LESS_LINENO(yyless_macro_arg);\
+               yytext[yyleng] = yyg->yy_hold_char; \
+               yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
+               yyg->yy_hold_char = *yyg->yy_c_buf_p; \
+               *yyg->yy_c_buf_p = '\0'; \
+               yyleng = yyless_macro_arg; \
+               } \
+       while ( 0 )
+
+/* Accessor  methods (get/set functions) to struct members. */
+
+/** Get the user-defined data for this scanner.
+ * @param yyscanner The scanner object.
+ */
+YY_EXTRA_TYPE xlu__disk_yyget_extra  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yyextra;
+}
+
+/** Get the current line number.
+ * @param yyscanner The scanner object.
+ */
+int xlu__disk_yyget_lineno  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    
+        if (! YY_CURRENT_BUFFER)
+            return 0;
+    
+    return yylineno;
+}
+
+/** Get the current column number.
+ * @param yyscanner The scanner object.
+ */
+int xlu__disk_yyget_column  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    
+        if (! YY_CURRENT_BUFFER)
+            return 0;
+    
+    return yycolumn;
+}
+
+/** Get the input stream.
+ * @param yyscanner The scanner object.
+ */
+FILE *xlu__disk_yyget_in  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yyin;
+}
+
+/** Get the output stream.
+ * @param yyscanner The scanner object.
+ */
+FILE *xlu__disk_yyget_out  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yyout;
+}
+
+/** Get the length of the current token.
+ * @param yyscanner The scanner object.
+ */
+int xlu__disk_yyget_leng  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yyleng;
+}
+
+/** Get the current token.
+ * @param yyscanner The scanner object.
+ */
+
+char *xlu__disk_yyget_text  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yytext;
+}
+
+/** Set the user-defined data. This data is never touched by the scanner.
+ * @param user_defined The data to be associated with this scanner.
+ * @param yyscanner The scanner object.
+ */
+void xlu__disk_yyset_extra (YY_EXTRA_TYPE  user_defined , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    yyextra = user_defined ;
+}
+
+/** Set the current line number.
+ * @param line_number
+ * @param yyscanner The scanner object.
+ */
+void xlu__disk_yyset_lineno (int  line_number , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+        /* lineno is only valid if an input buffer exists. */
+        if (! YY_CURRENT_BUFFER )
+           yy_fatal_error( "xlu__disk_yyset_lineno called with no buffer" , 
yyscanner); 
+    
+    yylineno = line_number;
+}
+
+/** Set the current column.
+ * @param line_number
+ * @param yyscanner The scanner object.
+ */
+void xlu__disk_yyset_column (int  column_no , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+        /* column is only valid if an input buffer exists. */
+        if (! YY_CURRENT_BUFFER )
+           yy_fatal_error( "xlu__disk_yyset_column called with no buffer" , 
yyscanner); 
+    
+    yycolumn = column_no;
+}
+
+/** Set the input stream. This does not discard the current
+ * input buffer.
+ * @param in_str A readable stream.
+ * @param yyscanner The scanner object.
+ * @see xlu__disk_yy_switch_to_buffer
+ */
+void xlu__disk_yyset_in (FILE *  in_str , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    yyin = in_str ;
+}
+
+void xlu__disk_yyset_out (FILE *  out_str , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    yyout = out_str ;
+}
+
+int xlu__disk_yyget_debug  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    return yy_flex_debug;
+}
+
+void xlu__disk_yyset_debug (int  bdebug , yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    yy_flex_debug = bdebug ;
+}
+
+/* Accessor methods for yylval and yylloc */
+
+/* User-visible API */
+
+/* xlu__disk_yylex_init is special because it creates the scanner itself, so 
it is
+ * the ONLY reentrant function that doesn't take the scanner as the last 
argument.
+ * That's why we explicitly handle the declaration, instead of using our 
macros.
+ */
+
+int xlu__disk_yylex_init(yyscan_t* ptr_yy_globals)
+
+{
+    if (ptr_yy_globals == NULL){
+        errno = EINVAL;
+        return 1;
+    }
+
+    *ptr_yy_globals = (yyscan_t) xlu__disk_yyalloc ( sizeof( struct yyguts_t 
), NULL );
+
+    if (*ptr_yy_globals == NULL){
+        errno = ENOMEM;
+        return 1;
+    }
+
+    /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 
for releases. */
+    memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
+
+    return yy_init_globals ( *ptr_yy_globals );
+}
+
+/* xlu__disk_yylex_init_extra has the same functionality as 
xlu__disk_yylex_init, but follows the
+ * convention of taking the scanner as the last argument. Note however, that
+ * this is a *pointer* to a scanner, as it will be allocated by this call (and
+ * is the reason, too, why this function also must handle its own declaration).
+ * The user defined value in the first argument will be available to 
xlu__disk_yyalloc in
+ * the yyextra field.
+ */
+
+int xlu__disk_yylex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* 
ptr_yy_globals )
+
+{
+    struct yyguts_t dummy_yyguts;
+
+    xlu__disk_yyset_extra (yy_user_defined, &dummy_yyguts);
+
+    if (ptr_yy_globals == NULL){
+        errno = EINVAL;
+        return 1;
+    }
+       
+    *ptr_yy_globals = (yyscan_t) xlu__disk_yyalloc ( sizeof( struct yyguts_t 
), &dummy_yyguts );
+       
+    if (*ptr_yy_globals == NULL){
+        errno = ENOMEM;
+        return 1;
+    }
+    
+    /* By setting to 0xAA, we expose bugs in
+    yy_init_globals. Leave at 0x00 for releases. */
+    memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
+    
+    xlu__disk_yyset_extra (yy_user_defined, *ptr_yy_globals);
+    
+    return yy_init_globals ( *ptr_yy_globals );
+}
+
+static int yy_init_globals (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+    /* Initialization is the same as for the non-reentrant scanner.
+     * This function is called from xlu__disk_yylex_destroy(), so don't 
allocate here.
+     */
+
+    yyg->yy_buffer_stack = 0;
+    yyg->yy_buffer_stack_top = 0;
+    yyg->yy_buffer_stack_max = 0;
+    yyg->yy_c_buf_p = (char *) 0;
+    yyg->yy_init = 0;
+    yyg->yy_start = 0;
+
+    yyg->yy_start_stack_ptr = 0;
+    yyg->yy_start_stack_depth = 0;
+    yyg->yy_start_stack =  NULL;
+
+    yyg->yy_state_buf = 0;
+    yyg->yy_state_ptr = 0;
+    yyg->yy_full_match = 0;
+    yyg->yy_lp = 0;
+
+/* Defined in main.c */
+#ifdef YY_STDINIT
+    yyin = stdin;
+    yyout = stdout;
+#else
+    yyin = (FILE *) 0;
+    yyout = (FILE *) 0;
+#endif
+
+    /* For future reference: Set errno on error, since we are called by
+     * xlu__disk_yylex_init()
+     */
+    return 0;
+}
+
+/* xlu__disk_yylex_destroy is for both reentrant and non-reentrant scanners. */
+int xlu__disk_yylex_destroy  (yyscan_t yyscanner)
+{
+    struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
+
+    /* Pop the buffer stack, destroying each element. */
+       while(YY_CURRENT_BUFFER){
+               xlu__disk_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
+               YY_CURRENT_BUFFER_LVALUE = NULL;
+               xlu__disk_yypop_buffer_state(yyscanner);
+       }
+
+       /* Destroy the stack itself. */
+       xlu__disk_yyfree(yyg->yy_buffer_stack ,yyscanner);
+       yyg->yy_buffer_stack = NULL;
+
+    /* Destroy the start condition stack. */
+        xlu__disk_yyfree(yyg->yy_start_stack ,yyscanner );
+        yyg->yy_start_stack = NULL;
+
+    xlu__disk_yyfree ( yyg->yy_state_buf , yyscanner);
+    yyg->yy_state_buf  = NULL;
+
+    /* Reset the globals. This is important in a non-reentrant scanner so the 
next time
+     * xlu__disk_yylex() is called, initialization will occur. */
+    yy_init_globals( yyscanner);
+
+    /* Destroy the main struct (reentrant only). */
+    xlu__disk_yyfree ( yyscanner , yyscanner );
+    yyscanner = NULL;
+    return 0;
+}
+
+/*
+ * Internal utility routines.
+ */
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t 
yyscanner)
+{
+       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 , yyscan_t yyscanner)
+{
+       register int n;
+       for ( n = 0; s[n]; ++n )
+               ;
+
+       return n;
+}
+#endif
+
+void *xlu__disk_yyalloc (yy_size_t  size , yyscan_t yyscanner)
+{
+       return (void *) malloc( size );
+}
+
+void *xlu__disk_yyrealloc  (void * ptr, yy_size_t  size , yyscan_t yyscanner)
+{
+       /* 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 xlu__disk_yyfree (void * ptr , yyscan_t yyscanner)
+{
+       free( (char *) ptr );   /* see xlu__disk_yyrealloc() for (char *) cast 
*/
+}
+
+#define YYTABLES_NAME "yytables"
+
+#line 218 "libxlu_disk_l.l"
diff -r 77a235e95b47 -r 8510fe013fdb tools/libxl/libxlu_disk_l.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/libxl/libxlu_disk_l.h       Tue Jun 28 12:19:12 2011 +0100
@@ -0,0 +1,347 @@
+#ifndef xlu__disk_yyHEADER_H
+#define xlu__disk_yyHEADER_H 1
+#define xlu__disk_yyIN_HEADER 1
+
+#line 6 "libxlu_disk_l.h"
+
+#line 8 "libxlu_disk_l.h"
+
+#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 35
+#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
+
+/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
+ * if you want the limit (max/min) macros for int types. 
+ */
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS 1
+#endif
+
+#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;
+
+/* 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 /* ! C99 */
+
+#endif /* ! FLEXINT_H */
+
+#ifdef __cplusplus
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else  /* ! __cplusplus */
+
+/* C99 requires __STDC__ to be defined as 1. */
+#if defined (__STDC__)
+
+#define YY_USE_CONST
+
+#endif /* defined (__STDC__) */
+#endif /* ! __cplusplus */
+
+#ifdef YY_USE_CONST
+#define yyconst const
+#else
+#define yyconst
+#endif
+
+/* An opaque pointer. */
+#ifndef YY_TYPEDEF_YY_SCANNER_T
+#define YY_TYPEDEF_YY_SCANNER_T
+typedef void* yyscan_t;
+#endif
+
+/* For convenience, these vars (plus the bison vars far below)
+   are macros in the reentrant scanner. */
+#define yyin yyg->yyin_r
+#define yyout yyg->yyout_r
+#define yyextra yyg->yyextra_r
+#define yyleng yyg->yyleng_r
+#define yytext yyg->yytext_r
+#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
+#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
+#define yy_flex_debug yyg->yy_flex_debug_r
+
+/* Size of default input buffer. */
+#ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
+#define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
+#endif
+
+#ifndef YY_TYPEDEF_YY_BUFFER_STATE
+#define YY_TYPEDEF_YY_BUFFER_STATE
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+#endif
+
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef size_t 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;
+
+       };
+#endif /* !YY_STRUCT_YY_BUFFER_STATE */
+
+void xlu__disk_yyrestart (FILE *input_file ,yyscan_t yyscanner );
+void xlu__disk_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_create_buffer (FILE *file,int size ,yyscan_t 
yyscanner );
+void xlu__disk_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void xlu__disk_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void xlu__disk_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t 
yyscanner );
+void xlu__disk_yypop_buffer_state (yyscan_t yyscanner );
+
+YY_BUFFER_STATE xlu__disk_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_scan_string (yyconst char *yy_str ,yyscan_t 
yyscanner );
+YY_BUFFER_STATE xlu__disk_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t 
yyscanner );
+
+void *xlu__disk_yyalloc (yy_size_t ,yyscan_t yyscanner );
+void *xlu__disk_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner );
+void xlu__disk_yyfree (void * ,yyscan_t yyscanner );
+
+#define xlu__disk_yywrap(n) 1
+#define YY_SKIP_YYWRAP
+
+#define yytext_ptr yytext_r
+
+#ifdef YY_HEADER_EXPORT_START_CONDITIONS
+#define INITIAL 0
+#define LEXERR 1
+
+#endif
+
+#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
+
+int xlu__disk_yylex_init (yyscan_t* scanner);
+
+int xlu__disk_yylex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
+
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int xlu__disk_yylex_destroy (yyscan_t yyscanner );
+
+int xlu__disk_yyget_debug (yyscan_t yyscanner );
+
+void xlu__disk_yyset_debug (int debug_flag ,yyscan_t yyscanner );
+
+YY_EXTRA_TYPE xlu__disk_yyget_extra (yyscan_t yyscanner );
+
+void xlu__disk_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
+
+FILE *xlu__disk_yyget_in (yyscan_t yyscanner );
+
+void xlu__disk_yyset_in  (FILE * in_str ,yyscan_t yyscanner );
+
+FILE *xlu__disk_yyget_out (yyscan_t yyscanner );
+
+void xlu__disk_yyset_out  (FILE * out_str ,yyscan_t yyscanner );
+
+int xlu__disk_yyget_leng (yyscan_t yyscanner );
+
+char *xlu__disk_yyget_text (yyscan_t yyscanner );
+
+int xlu__disk_yyget_lineno (yyscan_t yyscanner );
+
+void xlu__disk_yyset_lineno (int line_number ,yyscan_t yyscanner );
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int xlu__disk_yywrap (yyscan_t yyscanner );
+#else
+extern int xlu__disk_yywrap (yyscan_t yyscanner );
+#endif
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
+#endif
+
+#ifndef YY_NO_INPUT
+
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
+#define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* 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 xlu__disk_yylex (yyscan_t yyscanner);
+
+#define YY_DECL int xlu__disk_yylex (yyscan_t yyscanner)
+#endif /* !YY_DECL */
+
+/* yy_get_previous_state - get the state just before the EOB char was reached 
*/
+
+#undef YY_NEW_FILE
+#undef YY_FLUSH_BUFFER
+#undef yy_set_bol
+#undef yy_new_buffer
+#undef yy_set_interactive
+#undef YY_DO_BEFORE_ACTION
+
+#ifdef YY_DECL_IS_OURS
+#undef YY_DECL_IS_OURS
+#undef YY_DECL
+#endif
+
+#line 218 "libxlu_disk_l.l"
+
+#line 346 "libxlu_disk_l.h"
+#undef xlu__disk_yyIN_HEADER
+#endif /* xlu__disk_yyHEADER_H */

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