m4_divert(0)dnl
@output @output_parser_name@
b4_copyright([Skeleton parser for Yacc-like parsing with Bison],
- [1984, 1989, 1990, 2000, 2001, 2002])
+ [1984, 1989, 1990, 2000, 2001, 2002])[
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
define necessary library symbols; they are noted "INFRINGES ON
USER NAME SPACE" below. */
-b4_identification
+]b4_identification
m4_if(b4_prefix[], [yy], [],
[/* If NAME_PREFIX is specified substitute the variables and functions
names. */
#define yychar b4_prefix[]char
#define yydebug b4_prefix[]debug
#define yynerrs b4_prefix[]nerrs
-b4_location_if([#define yylloc b4_prefix[]lloc])])
+b4_location_if([#define yylloc b4_prefix[]lloc])])[
-b4_token_defines(b4_tokens)
+]b4_token_defines(b4_tokens)[
/* Copy the first part of user declarations. */
-b4_pre_prologue
+]b4_pre_prologue[
/* Enabling traces. */
#ifndef YYDEBUG
-# define YYDEBUG b4_debug
+# define YYDEBUG ]b4_debug[
#endif
/* Enabling verbose error messages. */
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
-# define YYERROR_VERBOSE b4_error_verbose
+# define YYERROR_VERBOSE ]b4_error_verbose[
#endif
#ifndef YYSTYPE
-m4_ifdef([b4_stype],
+]m4_ifdef([b4_stype],
[b4_syncline([b4_stype_line], [b4_filename])
typedef union b4_stype yystype;
/* Line __line__ of __file__. */
b4_syncline([@oline@], [@ofile@])],
-[typedef int yystype;])
+[typedef int yystype;])[
# define YYSTYPE yystype
# define YYSTYPE_IS_TRIVIAL 1
#endif
int last_line;
int last_column;
} yyltype;
-# define YYLTYPE b4_location_type
+# define YYLTYPE ]b4_location_type[
# define YYLTYPE_IS_TRIVIAL 1
#endif
/* Copy the second part of user declarations. */
-b4_post_prologue
+]b4_post_prologue
/* Line __line__ of __file__. */
-b4_syncline([@oline@], [@ofile@])
+b4_syncline([@oline@], [@ofile@])[
#if ! defined (yyoverflow) || YYERROR_VERBOSE
{
short yyss;
YYSTYPE yyvs;
- b4_location_if([ YYLTYPE yyls;
+ ]b4_location_if([ YYLTYPE yyls;
])dnl
-};
+[};
/* The size of the maximum gap between one aligned stack and the next. */
# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
-b4_location_if(
+]b4_location_if(
[# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
+ 2 * YYSTACK_GAP_MAX)],
[# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE)) \
- + YYSTACK_GAP_MAX)])
+ + YYSTACK_GAP_MAX)])[
/* Copy COUNT objects from FROM to TO. The source and destination do
not overlap. */
{ \
register YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
- (To)[[yyi]] = (From)[[yyi]]; \
+ (To)[yyi] = (From)[yyi]; \
} \
while (0)
# endif
#endif
/* YYFINAL -- State number of the termination state. */
-#define YYFINAL b4_final_state_number
+#define YYFINAL ]b4_final_state_number[
/* YYLAST -- Last index in YYTABLE. */
-#define YYLAST b4_last
+#define YYLAST ]b4_last[
/* YYNTOKENS -- Number of terminals. */
-#define YYNTOKENS b4_tokens_number
+#define YYNTOKENS ]b4_tokens_number[
/* YYNNTS -- Number of nonterminals. */
-#define YYNNTS b4_nterms_number
+#define YYNNTS ]b4_nterms_number[
/* YYNRULES -- Number of rules. */
-#define YYNRULES b4_rules_number
+#define YYNRULES ]b4_rules_number[
/* YYNRULES -- Number of states. */
-#define YYNSTATES b4_states_number
+#define YYNSTATES ]b4_states_number[
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
-#define YYUNDEFTOK b4_undef_token_number
-#define YYMAXUTOK b4_user_token_number_max[
+#define YYUNDEFTOK ]b4_undef_token_number[
+#define YYMAXUTOK ]b4_user_token_number_max[
#define YYTRANSLATE(YYX) \
((YYX <= 0) ? YYEOF : \
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
static const ]b4_int_type_for([b4_translate])[ yytranslate[] =
{
- ]b4_translate
+ ]b4_translate[
};
#if YYDEBUG
-/* YYPRHS[[YYN]] -- Index of the first RHS symbol of rule number YYN in
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
YYRHS. */
-static const b4_int_type_for([b4_prhs]) yyprhs[[]] =
+static const ]b4_int_type_for([b4_prhs])[ yyprhs[] =
{
- b4_prhs
+ ]b4_prhs[
};
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-static const b4_int_type_for([b4_rhs]) yyrhs[[]] =
+static const ]b4_int_type_for([b4_rhs])[ yyrhs[] =
{
- b4_rhs
+ ]b4_rhs[
};
-/* YYRLINE[[YYN]] -- source line where rule number YYN was defined. */
-static const b4_int_type_for([b4_rline]) yyrline[[]] =
+/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
+static const ]b4_int_type_for([b4_rline])[ yyrline[] =
{
- b4_rline
+ ]b4_rline[
};
#endif
#if YYDEBUG || YYERROR_VERBOSE
-/* YYTNME[[SYMBOL-NUM]] -- String name of the symbol SYMBOL-NUM.
+/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
-static const char *const yytname[[]] =
+static const char *const yytname[] =
{
- b4_tname
+ ]b4_tname[
};
#endif
# ifdef YYPRINT
-/* YYTOKNUM[[YYLEX-NUM]] -- Internal token number corresponding to
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
token YYLEX-NUM. */
-static const b4_int_type_for([b4_toknum]) yytoknum[[]] =
+static const ]b4_int_type_for([b4_toknum])[ yytoknum[] =
{
- b4_toknum
+ ]b4_toknum[
};
# endif
-/* YYR1[[YYN]] -- Symbol number of symbol that rule YYN derives. */
-static const b4_int_type_for([b4_r1]) yyr1[[]] =
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
+static const ]b4_int_type_for([b4_r1])[ yyr1[] =
{
- b4_r1
+ ]b4_r1[
};
-/* YYR2[[YYN]] -- Number of symbols composing right hand side of rule YYN. */
-static const b4_int_type_for([b4_r2]) yyr2[[]] =
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
+static const ]b4_int_type_for([b4_r2])[ yyr2[] =
{
- b4_r2
+ ]b4_r2[
};
-/* YYDEFACT[[STATE-NAME]] -- Default rule to reduce with in state
+/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
STATE-NUM when YYTABLE doesn't specify something else to do. Zero
means the default is an error. */
-static const b4_int_type_for([b4_defact]) yydefact[[]] =
+static const ]b4_int_type_for([b4_defact])[ yydefact[] =
{
- b4_defact
+ ]b4_defact[
};
-/* YYDEFGOTO[[NTERM-NUM]]. */
-static const b4_int_type_for([b4_defgoto]) yydefgoto[[]] =
+/* YYDEFGOTO[NTERM-NUM]. */
+static const ]b4_int_type_for([b4_defgoto])[ yydefgoto[] =
{
- b4_defgoto
+ ]b4_defgoto[
};
-/* YYPACT[[STATE-NUM]] -- Index in YYTABLE of the portion describing
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
-#define YYPACT_NINF b4_pact_ninf
-static const b4_int_type_for([b4_pact]) yypact[[]] =
+#define YYPACT_NINF ]b4_pact_ninf[
+static const ]b4_int_type_for([b4_pact])[ yypact[] =
{
- b4_pact
+ ]b4_pact[
};
-/* YYPGOTO[[NTERM-NUM]]. */
-static const b4_int_type_for([b4_pgoto]) yypgoto[[]] =
+/* YYPGOTO[NTERM-NUM]. */
+static const ]b4_int_type_for([b4_pgoto])[ yypgoto[] =
{
- b4_pgoto
+ ]b4_pgoto[
};
-/* YYTABLE[[YYPACT[STATE-NUM]]]. What to do in state STATE-NUM. If
+/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
positive, shift that token. If negative, reduce the rule which
number is the opposite. If zero, do what YYDEFACT says.
- If YYTABLE_NINF, parse error. */
-#define YYTABLE_NINF b4_table_ninf
-static const b4_int_type_for([b4_table]) yytable[[]] =
+ If YYTABLE_NINF, syntax error. */
+#define YYTABLE_NINF ]b4_table_ninf[
+static const ]b4_int_type_for([b4_table])[ yytable[] =
{
- b4_table
+ ]b4_table[
};
-static const b4_int_type_for([b4_check]) yycheck[[]] =
+static const ]b4_int_type_for([b4_check])[ yycheck[] =
{
- b4_check
+ ]b4_check[
};
-/* YYSTOS[[STATE-NUM]] -- The (internal number of the) accessing
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
symbol of state STATE-NUM. */
-static const b4_int_type_for([b4_stos]) yystos[[]] =
+static const ]b4_int_type_for([b4_stos])[ yystos[] =
{
- b4_stos
+ ]b4_stos[
};
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
} \
else \
{ \
- yyerror (b4_yyerror_args"syntax error: cannot back up"); \
+ yyerror (]b4_yyerror_args["syntax error: cannot back up");\
YYERROR; \
} \
while (0)
are run). */
#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N) \
- Current.first_line = Rhs[[1]].first_line; \
- Current.first_column = Rhs[[1]].first_column; \
- Current.last_line = Rhs[[N]].last_line; \
- Current.last_column = Rhs[[N]].last_column;
+# define YYLLOC_DEFAULT(Current, Rhs, N) \
+ Current.first_line = Rhs[1].first_line; \
+ Current.first_column = Rhs[1].first_column; \
+ Current.last_line = Rhs[N].last_line; \
+ Current.last_column = Rhs[N].last_column;
#endif
/* YYLEX -- calling `yylex' with the right arguments. */
#ifdef YYLEX_PARAM
-# define YYLEX yylex (b4_pure_if([&yylval[]b4_location_if([, &yylloc]), ])YYLEX_PARAM)
+# define YYLEX yylex (]b4_pure_if([&yylval[]b4_location_if([, &yylloc]), ])[YYLEX_PARAM)
#else
-# define YYLEX b4_c_function_call([yylex], [int], b4_lex_param)
+# define YYLEX ]b4_c_function_call([yylex], [int], b4_lex_param)[
#endif
/* Enable debugging if requested. */
if (yydebug) \
YYFPRINTF Args; \
} while (0)
+
# define YYDSYMPRINT(Args) \
do { \
if (yydebug) \
yysymprint Args; \
} while (0)
+
+# define YYDSYMPRINTF(Title, Token, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yysymprint (stderr, \
+ Token, Value]b4_location_if([, Location])[); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (cinluded). |
+`------------------------------------------------------------------*/
+
+]b4_c_function_def([yy_stack_print], [static void],
+ [[short *bottom], [bottom]],
+ [[short *top], [top]])[
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (/* Nothing. */; 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 (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+]b4_c_function_def([yy_reduce_print], [static void],
+ [[int yyrule], [yyrule]])[
+{
+ int yyi;
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %d), ",
+ yyrule - 1, yyrline[yyrule]);
+ /* Print the symbols being reduced, and their result. */
+ for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
+ YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (Rule); \
+} while (0)
+
/* Nonzero means print parse trace. It is left uninitialized so that
multiple parsers can coexist. */
int yydebug;
#else /* !YYDEBUG */
# define YYDPRINTF(Args)
# define YYDSYMPRINT(Args)
+# define YYDSYMPRINTF(Title, Token, 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 b4_stack_depth_init
+# define YYINITDEPTH ]b4_stack_depth_init[
#endif
/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
#endif
#ifndef YYMAXDEPTH
-# define YYMAXDEPTH b4_stack_depth_max
+# define YYMAXDEPTH ]b4_stack_depth_max[
#endif
\f
\f
#if YYDEBUG
-b4_yysymprint_generate([b4_c_function_def])
-#endif /* YYDEBUG. */
-b4_yydestruct_generate([b4_c_function_def])
+]b4_yysymprint_generate([b4_c_function_def])[
+#endif /* ! YYDEBUG */
+]b4_yydestruct_generate([b4_c_function_def])
\f
/* Prevent warnings from -Wmissing-prototypes. */
# endif
#else /* ! YYPARSE_PARAM */
b4_c_function_decl([yyparse], [int], b4_parse_param)
-#endif
+#endif /* ! YYPARSE_PARAM */
m4_divert_push([KILL])# ======================== M4 code.
/* The semantic value of the lookahead symbol. */
YYSTYPE yylval;
-/* Number of parse errors so far. */
+/* Number of syntax errors so far. */
int yynerrs;b4_location_if([
/* Location data for the lookahead symbol. */
YYLTYPE yylloc;])
{
/* We have to keep this `#if YYDEBUG', since we use variables
which are defined only if `YYDEBUG' is set. */
- YYDPRINTF ((stderr, "Next token is "));
- YYDSYMPRINT ((stderr, yytoken, &yylval]b4_location_if([, &yyloc])[));
- YYDPRINTF ((stderr, "\n"));
+ YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
}
/* If the proper action on seeing token YYTOKEN is to reduce or to
YYACCEPT;
/* Shift the lookahead token. */
- YYDPRINTF ((stderr, "Shifting token %d (%s), ",
- yytoken, yytname[yytoken]));
+ YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
/* Discard the token being shifted unless it is eof. */
if (yytoken != YYEOF)
]b4_location_if(
[ /* Default location. */
YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);])[
-
-#if YYDEBUG
- /* We have to keep this `#if YYDEBUG', since we use variables which
- are defined only if `YYDEBUG' is set. */
- if (yydebug)
- {
- int yyi;
-
- YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
- yyn - 1, yyrline[yyn]);
-
- /* Print the symbols being reduced, and their result. */
- for (yyi = yyprhs[yyn]; 0 <= yyrhs[yyi]; yyi++)
- YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
- YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
- }
-#endif
+ YY_REDUCE_PRINT (yyn);
switch (yyn)
]{
b4_actions
yyssp -= yylen;
]b4_location_if([ yylsp -= yylen;])[
-#if YYDEBUG
- if (yydebug)
- {
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+ YY_STACK_PRINT (yyss, yyssp);
*++yyvsp = yyval;
]b4_location_if([ *++yylsp = yyloc;])[
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
- yysize += yystrlen ("parse error, unexpected ") + 1;
+ yysize += yystrlen ("syntax error, unexpected ") + 1;
yysize += yystrlen (yytname[yytype]);
yymsg = (char *) YYSTACK_ALLOC (yysize);
if (yymsg != 0)
{
- char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
+ char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
yyp = yystpcpy (yyp, yytname[yytype]);
if (yycount < 5)
YYSTACK_FREE (yymsg);
}
else
- yyerror (]b4_yyerror_args["parse error; also virtual memory exhausted");
+ yyerror (]b4_yyerror_args["syntax error; also virtual memory exhausted");
}
else
#endif /* YYERROR_VERBOSE */
- yyerror (]b4_yyerror_args["parse error");
+ yyerror (]b4_yyerror_args["syntax error");
}
goto yyerrlab1;
/* Pop the rest of the stack. */
while (yyss < yyssp)
{
- YYDPRINTF ((stderr, "Error: popping "));
- YYDSYMPRINT ((stderr,
- yystos[*yyssp],
- yyvsp]b4_location_if([, yylsp])[));
- YYDPRINTF ((stderr, "\n"));
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
yydestruct (yystos[*yyssp], yyvsp]b4_location_if([, yylsp])[);
YYPOPSTACK;
}
YYABORT;
}
- YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
- yytoken, yytname[yytoken]));
+ YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
yydestruct (yytoken, &yylval]b4_location_if([, &yylloc])[);
yytoken = YYEMPTY;
}
if (yyssp == yyss)
YYABORT;
- YYDPRINTF ((stderr, "Error: popping "));
- YYDSYMPRINT ((stderr,
- yystos[*yyssp], yyvsp]b4_location_if([, yylsp])[));
- YYDPRINTF ((stderr, "\n"));
-
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
yydestruct (yystos[yystate], yyvsp]b4_location_if([, yylsp])[);
yyvsp--;
yystate = *--yyssp;
]b4_location_if([ yylsp--;])[
-
-#if YYDEBUG
- if (yydebug)
- {
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "Error: state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+ YY_STACK_PRINT (yyss, yyssp);
}
if (yyn == YYFINAL)
projects / bison.git / blobdiff