/* Enable debugging if requested.  */#if YYDEBUG# ifndef YYFPRINTF#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */#  define YYFPRINTF fprintf# endif# define YYDPRINTF(Args)			\do {						\  if (yydebug)					\    YYFPRINTF Args;				\} while (YYID (0))# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \do {									  \  if (yydebug)								  \    {									  \      YYFPRINTF (stderr, "%s ", Title);					  \      yy_symbol_print (stderr,						  \		  Type, Value); \      YYFPRINTF (stderr, "\n");						  \    }									  \} while (YYID (0))/*--------------------------------.| Print this symbol on YYOUTPUT.  |`--------------------------------*//*ARGSUSED*/#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static voidyy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)#elsestatic voidyy_symbol_value_print (yyoutput, yytype, yyvaluep)    FILE *yyoutput;    int yytype;    YYSTYPE const * const yyvaluep;#endif{  if (!yyvaluep)    return;# ifdef YYPRINT  if (yytype < YYNTOKENS)    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);# else  YYUSE (yyoutput);# endif  switch (yytype)    {      default:	break;    }}/*--------------------------------.| Print this symbol on YYOUTPUT.  |`--------------------------------*/#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static voidyy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)#elsestatic voidyy_symbol_print (yyoutput, yytype, yyvaluep)    FILE *yyoutput;    int yytype;    YYSTYPE const * const yyvaluep;#endif{  if (yytype < YYNTOKENS)    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);  else    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);  yy_symbol_value_print (yyoutput, yytype, yyvaluep);  YYFPRINTF (yyoutput, ")");}/*------------------------------------------------------------------.| yy_stack_print -- Print the state stack from its BOTTOM up to its || TOP (included).                                                   |`------------------------------------------------------------------*/#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static voidyy_stack_print (yytype_int16 *bottom, yytype_int16 *top)#elsestatic voidyy_stack_print (bottom, top)    yytype_int16 *bottom;    yytype_int16 *top;#endif{  YYFPRINTF (stderr, "Stack now");  for (; bottom <= top; ++bottom)    YYFPRINTF (stderr, " %d", *bottom);  YYFPRINTF (stderr, "\n");}# define YY_STACK_PRINT(Bottom, Top)				\do {								\  if (yydebug)							\    yy_stack_print ((Bottom), (Top));				\} while (YYID (0))/*------------------------------------------------.| Report that the YYRULE is going to be reduced.  |`------------------------------------------------*/#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static voidyy_reduce_print (YYSTYPE *yyvsp, int yyrule)#elsestatic voidyy_reduce_print (yyvsp, yyrule)    YYSTYPE *yyvsp;    int yyrule;#endif{  int yynrhs = yyr2[yyrule];  int yyi;  unsigned long int yylno = yyrline[yyrule];  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",	     yyrule - 1, yylno);  /* The symbols being reduced.  */  for (yyi = 0; yyi < yynrhs; yyi++)    {      fprintf (stderr, "   $%d = ", yyi + 1);      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],		       &(yyvsp[(yyi + 1) - (yynrhs)])		       		       );      fprintf (stderr, "\n");    }}# define YY_REDUCE_PRINT(Rule)		\do {					\  if (yydebug)				\    yy_reduce_print (yyvsp, Rule); \} while (YYID (0))/* Nonzero means print parse trace.  It is left uninitialized so that   multiple parsers can coexist.  */int yydebug;#else /* !YYDEBUG */# define YYDPRINTF(Args)# define YY_SYMBOL_PRINT(Title, Type, Value, Location)# define YY_STACK_PRINT(Bottom, Top)# define YY_REDUCE_PRINT(Rule)#endif /* !YYDEBUG *//* YYINITDEPTH -- initial size of the parser's stacks.  */#ifndef	YYINITDEPTH# define YYINITDEPTH 200#endif/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only   if the built-in stack extension method is used).   Do not make this value too large; the results are undefined if   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)   evaluated with infinite-precision integer arithmetic.  */#ifndef YYMAXDEPTH# define YYMAXDEPTH 10000#endif#if YYERROR_VERBOSE# ifndef yystrlen#  if defined __GLIBC__ && defined _STRING_H#   define yystrlen strlen#  else/* Return the length of YYSTR.  */#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static YYSIZE_Tyystrlen (const char *yystr)#elsestatic YYSIZE_Tyystrlen (yystr)    const char *yystr;#endif{  YYSIZE_T yylen;  for (yylen = 0; yystr[yylen]; yylen++)    continue;  return yylen;}#  endif# endif# ifndef yystpcpy#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE#   define yystpcpy stpcpy#  else/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in   YYDEST.  */#if (defined __STDC__ || defined __C99__FUNC__ \     || defined __cplusplus || defined _MSC_VER)static char *yystpcpy (char *yydest, const char *yysrc)#elsestatic char *yystpcpy (yydest, yysrc)    char *yydest;    const char *yysrc;#endif{  char *yyd = yydest;  const char *yys = yysrc;  while ((*yyd++ = *yys++) != '\0')    continue;  return yyd - 1;}#  endif# endif# ifndef yytnamerr/* Copy to YYRES the contents of YYSTR after stripping away unnecessary   quotes and backslashes, so that it's suitable for yyerror.  The   heuristic is that double-quoting is unnecessary unless the string   contains an apostrophe, a comma, or backslash (other than   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is   null, do not copy; instead, return the length of what the result   would have been.  */static YYSIZE_Tyytnamerr (char *yyres, const char *yystr){  if (*yystr == '"')    {      YYSIZE_T yyn = 0;      char const *yyp = yystr;      for (;;)	switch (*++yyp)	  {	  case '\'':	  case ',':	    goto do_not_strip_quotes;	  case '\\':	    if (*++yyp != '\\')	      goto do_not_strip_quotes;	    /* Fall through.  */	  default:	    if (yyres)	      yyres[yyn] = *yyp;	    yyn++;	    break;	  case '"':	    if (yyres)	      yyres[yyn] = '\0';	    return yyn;	  }    do_not_strip_quotes: ;    }  if (! yyres)    return yystrlen (yystr);  return yystpcpy (yyres, yystr) - yyres;}# endif/* Copy into YYRESULT an error message about the unexpected token   YYCHAR while in state YYSTATE.  Return the number of bytes copied,   including the terminating null byte.  If YYRESULT is null, do not   copy anything; just return the number of bytes that would be   copied.  As a special case, return 0 if an ordinary "syntax error"   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during   size calculation.  */static YYSIZE_Tyysyntax_error (char *yyresult, int yystate, int yychar){  int yyn = yypact[yystate];  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))    return 0;  else    {      int yytype = YYTRANSLATE (yychar);      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);      YYSIZE_T yysize = yysize0;      YYSIZE_T yysize1;      int yysize_overflow = 0;      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];      int yyx;# if 0      /* This is so xgettext sees the translatable formats that are	 constructed on the fly.  */      YY_("syntax error, unexpected %s");      YY_("syntax error, unexpected %s, expecting %s");      YY_("syntax error, unexpected %s, expecting %s or %s");      YY_("syntax error, unexpected %s, expecting %s or %s or %s");      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");# endif      char *yyfmt;      char const *yyf;      static char const yyunexpected[] = "syntax error, unexpected %s";      static char const yyexpecting[] = ", expecting %s";      static char const yyor[] = " or %s";      char yyformat[sizeof yyunexpected		    + sizeof yyexpecting - 1		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)		       * (sizeof yyor - 1))];      char const *yyprefix = yyexpecting;      /* Start YYX at -YYN if negative to avoid negative indexes in	 YYCHECK.  */      int yyxbegin = yyn < 0 ? -yyn : 0;      /* Stay within bounds of both yycheck and yytname.  */      int yychecklim = YYLAST - yyn + 1;      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;      int yycount = 1;      yyarg[0] = yytname[yytype];      yyfmt = yystpcpy (yyformat, yyunexpected);      for (yyx = yyxbegin; yyx < yyxend; ++yyx)	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)	  {	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)	      {