mirror of
https://github.com/autc04/Retro68.git
synced 2024-09-08 20:55:01 +00:00
1519 lines
37 KiB
C
1519 lines
37 KiB
C
|
/* A Bison parser, made from plural.y
|
|||
|
by GNU bison 1.35. */
|
|||
|
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|||
|
#define YYBISON 1 /* Identify Bison output. */
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|||
|
|
|||
|
#define yyparse __gettextparse
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|||
|
#define yylex __gettextlex
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|||
|
#define yyerror __gettexterror
|
|||
|
#define yylval __gettextlval
|
|||
|
#define yychar __gettextchar
|
|||
|
#define yydebug __gettextdebug
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|||
|
#define yynerrs __gettextnerrs
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|||
|
# define EQUOP2 257
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|||
|
# define CMPOP2 258
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|||
|
# define ADDOP2 259
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|||
|
# define MULOP2 260
|
|||
|
# define NUMBER 261
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|
|
|||
|
#line 1 "plural.y"
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|
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|
/* Expression parsing for plural form selection.
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|
Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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|||
|
Written by Ulrich Drepper <drepper@cygnus.com>, 2000.
|
|||
|
|
|||
|
This program is free software; you can redistribute it and/or modify it
|
|||
|
under the terms of the GNU Library General Public License as published
|
|||
|
by the Free Software Foundation; either version 2, or (at your option)
|
|||
|
any later version.
|
|||
|
|
|||
|
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
|
|||
|
Library General Public License for more details.
|
|||
|
|
|||
|
You should have received a copy of the GNU Library General Public
|
|||
|
License along with this program; if not, write to the Free Software
|
|||
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
|
|||
|
USA. */
|
|||
|
|
|||
|
/* The bison generated parser uses alloca. AIX 3 forces us to put this
|
|||
|
declaration at the beginning of the file. The declaration in bison's
|
|||
|
skeleton file comes too late. This must come before <config.h>
|
|||
|
because <config.h> may include arbitrary system headers. */
|
|||
|
#if defined _AIX && !defined __GNUC__
|
|||
|
#pragma alloca
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|||
|
#endif
|
|||
|
|
|||
|
#ifdef HAVE_CONFIG_H
|
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|
# include <config.h>
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|
#endif
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|
|
|||
|
#include <stddef.h>
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|
#include <stdlib.h>
|
|||
|
#include "plural-exp.h"
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|||
|
|
|||
|
/* The main function generated by the parser is called __gettextparse,
|
|||
|
but we want it to be called PLURAL_PARSE. */
|
|||
|
#ifndef _LIBC
|
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|
# define __gettextparse PLURAL_PARSE
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|
#endif
|
|||
|
|
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|
#define YYLEX_PARAM &((struct parse_args *) arg)->cp
|
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|
#define YYPARSE_PARAM arg
|
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|
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|
#line 49 "plural.y"
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|
#ifndef YYSTYPE
|
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|
typedef union {
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|
unsigned long int num;
|
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|
enum operator op;
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|
struct expression *exp;
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|
} yystype;
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|
# define YYSTYPE yystype
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|
# define YYSTYPE_IS_TRIVIAL 1
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|
#endif
|
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|
#line 55 "plural.y"
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|
|
|||
|
/* Prototypes for local functions. */
|
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|
static struct expression *new_exp PARAMS ((int nargs, enum operator op,
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|||
|
struct expression * const *args));
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|||
|
static inline struct expression *new_exp_0 PARAMS ((enum operator op));
|
|||
|
static inline struct expression *new_exp_1 PARAMS ((enum operator op,
|
|||
|
struct expression *right));
|
|||
|
static struct expression *new_exp_2 PARAMS ((enum operator op,
|
|||
|
struct expression *left,
|
|||
|
struct expression *right));
|
|||
|
static inline struct expression *new_exp_3 PARAMS ((enum operator op,
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|||
|
struct expression *bexp,
|
|||
|
struct expression *tbranch,
|
|||
|
struct expression *fbranch));
|
|||
|
static int yylex PARAMS ((YYSTYPE *lval, const char **pexp));
|
|||
|
static void yyerror PARAMS ((const char *str));
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|||
|
|
|||
|
/* Allocation of expressions. */
|
|||
|
|
|||
|
static struct expression *
|
|||
|
new_exp (nargs, op, args)
|
|||
|
int nargs;
|
|||
|
enum operator op;
|
|||
|
struct expression * const *args;
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|||
|
{
|
|||
|
int i;
|
|||
|
struct expression *newp;
|
|||
|
|
|||
|
/* If any of the argument could not be malloc'ed, just return NULL. */
|
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|
for (i = nargs - 1; i >= 0; i--)
|
|||
|
if (args[i] == NULL)
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|
goto fail;
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|||
|
|
|||
|
/* Allocate a new expression. */
|
|||
|
newp = (struct expression *) malloc (sizeof (*newp));
|
|||
|
if (newp != NULL)
|
|||
|
{
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|
newp->nargs = nargs;
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|||
|
newp->operation = op;
|
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|
for (i = nargs - 1; i >= 0; i--)
|
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|
newp->val.args[i] = args[i];
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|
return newp;
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|
}
|
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|
|
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|
fail:
|
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|
for (i = nargs - 1; i >= 0; i--)
|
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|
FREE_EXPRESSION (args[i]);
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|
|
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|
return NULL;
|
|||
|
}
|
|||
|
|
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|
static inline struct expression *
|
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|
new_exp_0 (op)
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|
enum operator op;
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|||
|
{
|
|||
|
return new_exp (0, op, NULL);
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|
}
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|||
|
|
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|
static inline struct expression *
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|
new_exp_1 (op, right)
|
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|
enum operator op;
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|
struct expression *right;
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|
{
|
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|
struct expression *args[1];
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|
|
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|
args[0] = right;
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|
return new_exp (1, op, args);
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|
}
|
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|
|
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|
static struct expression *
|
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|
new_exp_2 (op, left, right)
|
|||
|
enum operator op;
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|||
|
struct expression *left;
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|
struct expression *right;
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|
{
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|||
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struct expression *args[2];
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|
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args[0] = left;
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|
args[1] = right;
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|
return new_exp (2, op, args);
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|
}
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|
|
|||
|
static inline struct expression *
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|
new_exp_3 (op, bexp, tbranch, fbranch)
|
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|
enum operator op;
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|||
|
struct expression *bexp;
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|||
|
struct expression *tbranch;
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|
struct expression *fbranch;
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|
{
|
|||
|
struct expression *args[3];
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|||
|
|
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|
args[0] = bexp;
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|
args[1] = tbranch;
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|||
|
args[2] = fbranch;
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|
return new_exp (3, op, args);
|
|||
|
}
|
|||
|
|
|||
|
#ifndef YYDEBUG
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|
# define YYDEBUG 0
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|
#endif
|
|||
|
|
|||
|
|
|||
|
|
|||
|
#define YYFINAL 27
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|
#define YYFLAG -32768
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|||
|
#define YYNTBASE 16
|
|||
|
|
|||
|
/* YYTRANSLATE(YYLEX) -- Bison token number corresponding to YYLEX. */
|
|||
|
#define YYTRANSLATE(x) ((unsigned)(x) <= 261 ? yytranslate[x] : 18)
|
|||
|
|
|||
|
/* YYTRANSLATE[YYLEX] -- Bison token number corresponding to YYLEX. */
|
|||
|
static const char yytranslate[] =
|
|||
|
{
|
|||
|
0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 10, 2, 2, 2, 2, 5, 2,
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|
14, 15, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 12, 2,
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|
2, 2, 2, 3, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
13, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 4, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
|||
|
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
|||
|
2, 2, 2, 2, 2, 2, 1, 6, 7, 8,
|
|||
|
9, 11
|
|||
|
};
|
|||
|
|
|||
|
#if YYDEBUG
|
|||
|
static const short yyprhs[] =
|
|||
|
{
|
|||
|
0, 0, 2, 8, 12, 16, 20, 24, 28, 32,
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|||
|
35, 37, 39
|
|||
|
};
|
|||
|
static const short yyrhs[] =
|
|||
|
{
|
|||
|
17, 0, 17, 3, 17, 12, 17, 0, 17, 4,
|
|||
|
17, 0, 17, 5, 17, 0, 17, 6, 17, 0,
|
|||
|
17, 7, 17, 0, 17, 8, 17, 0, 17, 9,
|
|||
|
17, 0, 10, 17, 0, 13, 0, 11, 0, 14,
|
|||
|
17, 15, 0
|
|||
|
};
|
|||
|
|
|||
|
#endif
|
|||
|
|
|||
|
#if YYDEBUG
|
|||
|
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
|
|||
|
static const short yyrline[] =
|
|||
|
{
|
|||
|
0, 174, 182, 186, 190, 194, 198, 202, 206, 210,
|
|||
|
214, 218, 223
|
|||
|
};
|
|||
|
#endif
|
|||
|
|
|||
|
|
|||
|
#if (YYDEBUG) || defined YYERROR_VERBOSE
|
|||
|
|
|||
|
/* YYTNAME[TOKEN_NUM] -- String name of the token TOKEN_NUM. */
|
|||
|
static const char *const yytname[] =
|
|||
|
{
|
|||
|
"$", "error", "$undefined.", "'?'", "'|'", "'&'", "EQUOP2", "CMPOP2",
|
|||
|
"ADDOP2", "MULOP2", "'!'", "NUMBER", "':'", "'n'", "'('", "')'",
|
|||
|
"start", "exp", 0
|
|||
|
};
|
|||
|
#endif
|
|||
|
|
|||
|
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
|
|||
|
static const short yyr1[] =
|
|||
|
{
|
|||
|
0, 16, 17, 17, 17, 17, 17, 17, 17, 17,
|
|||
|
17, 17, 17
|
|||
|
};
|
|||
|
|
|||
|
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
|
|||
|
static const short yyr2[] =
|
|||
|
{
|
|||
|
0, 1, 5, 3, 3, 3, 3, 3, 3, 2,
|
|||
|
1, 1, 3
|
|||
|
};
|
|||
|
|
|||
|
/* YYDEFACT[S] -- default rule to reduce with in state S when YYTABLE
|
|||
|
doesn't specify something else to do. Zero means the default is an
|
|||
|
error. */
|
|||
|
static const short yydefact[] =
|
|||
|
{
|
|||
|
0, 0, 11, 10, 0, 1, 9, 0, 0, 0,
|
|||
|
0, 0, 0, 0, 0, 12, 0, 3, 4, 5,
|
|||
|
6, 7, 8, 0, 2, 0, 0, 0
|
|||
|
};
|
|||
|
|
|||
|
static const short yydefgoto[] =
|
|||
|
{
|
|||
|
25, 5
|
|||
|
};
|
|||
|
|
|||
|
static const short yypact[] =
|
|||
|
{
|
|||
|
-9, -9,-32768,-32768, -9, 34,-32768, 11, -9, -9,
|
|||
|
-9, -9, -9, -9, -9,-32768, 24, 39, 43, 16,
|
|||
|
26, -3,-32768, -9, 34, 21, 53,-32768
|
|||
|
};
|
|||
|
|
|||
|
static const short yypgoto[] =
|
|||
|
{
|
|||
|
-32768, -1
|
|||
|
};
|
|||
|
|
|||
|
|
|||
|
#define YYLAST 53
|
|||
|
|
|||
|
|
|||
|
static const short yytable[] =
|
|||
|
{
|
|||
|
6, 1, 2, 7, 3, 4, 14, 16, 17, 18,
|
|||
|
19, 20, 21, 22, 8, 9, 10, 11, 12, 13,
|
|||
|
14, 26, 24, 12, 13, 14, 15, 8, 9, 10,
|
|||
|
11, 12, 13, 14, 13, 14, 23, 8, 9, 10,
|
|||
|
11, 12, 13, 14, 10, 11, 12, 13, 14, 11,
|
|||
|
12, 13, 14, 27
|
|||
|
};
|
|||
|
|
|||
|
static const short yycheck[] =
|
|||
|
{
|
|||
|
1, 10, 11, 4, 13, 14, 9, 8, 9, 10,
|
|||
|
11, 12, 13, 14, 3, 4, 5, 6, 7, 8,
|
|||
|
9, 0, 23, 7, 8, 9, 15, 3, 4, 5,
|
|||
|
6, 7, 8, 9, 8, 9, 12, 3, 4, 5,
|
|||
|
6, 7, 8, 9, 5, 6, 7, 8, 9, 6,
|
|||
|
7, 8, 9, 0
|
|||
|
};
|
|||
|
#define YYPURE 1
|
|||
|
|
|||
|
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
|
|||
|
#line 3 "/usr/local/share/bison/bison.simple"
|
|||
|
|
|||
|
/* Skeleton output parser for bison,
|
|||
|
|
|||
|
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software
|
|||
|
Foundation, Inc.
|
|||
|
|
|||
|
This program is free software; you can redistribute it and/or modify
|
|||
|
it under the terms of the GNU General Public License as published by
|
|||
|
the Free Software Foundation; either version 2, or (at your option)
|
|||
|
any later version.
|
|||
|
|
|||
|
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 General Public License for more details.
|
|||
|
|
|||
|
You should have received a copy of the GNU General Public License
|
|||
|
along with this program; if not, write to the Free Software
|
|||
|
Foundation, Inc., 51 Franklin Street - Fifth Floor,
|
|||
|
Boston, MA 02110-1301, USA. */
|
|||
|
|
|||
|
/* As a special exception, when this file is copied by Bison into a
|
|||
|
Bison output file, you may use that output file without restriction.
|
|||
|
This special exception was added by the Free Software Foundation
|
|||
|
in version 1.24 of Bison. */
|
|||
|
|
|||
|
/* This is the parser code that is written into each bison parser when
|
|||
|
the %semantic_parser declaration is not specified in the grammar.
|
|||
|
It was written by Richard Stallman by simplifying the hairy parser
|
|||
|
used when %semantic_parser is specified. */
|
|||
|
|
|||
|
/* All symbols defined below should begin with yy or YY, to avoid
|
|||
|
infringing on user name space. This should be done even for local
|
|||
|
variables, as they might otherwise be expanded by user macros.
|
|||
|
There are some unavoidable exceptions within include files to
|
|||
|
define necessary library symbols; they are noted "INFRINGES ON
|
|||
|
USER NAME SPACE" below. */
|
|||
|
|
|||
|
#if ! defined (yyoverflow) || defined (YYERROR_VERBOSE)
|
|||
|
|
|||
|
/* The parser invokes alloca or malloc; define the necessary symbols. */
|
|||
|
|
|||
|
# if YYSTACK_USE_ALLOCA
|
|||
|
# define YYSTACK_ALLOC alloca
|
|||
|
# else
|
|||
|
# ifndef YYSTACK_USE_ALLOCA
|
|||
|
# if defined (alloca) || defined (_ALLOCA_H)
|
|||
|
# define YYSTACK_ALLOC alloca
|
|||
|
# else
|
|||
|
# ifdef __GNUC__
|
|||
|
# define YYSTACK_ALLOC __builtin_alloca
|
|||
|
# endif
|
|||
|
# endif
|
|||
|
# endif
|
|||
|
# endif
|
|||
|
|
|||
|
# ifdef YYSTACK_ALLOC
|
|||
|
/* Pacify GCC's `empty if-body' warning. */
|
|||
|
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
|
|||
|
# else
|
|||
|
# if defined (__STDC__) || defined (__cplusplus)
|
|||
|
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
|
|||
|
# define YYSIZE_T size_t
|
|||
|
# endif
|
|||
|
# define YYSTACK_ALLOC malloc
|
|||
|
# define YYSTACK_FREE free
|
|||
|
# endif
|
|||
|
#endif /* ! defined (yyoverflow) || defined (YYERROR_VERBOSE) */
|
|||
|
|
|||
|
|
|||
|
#if (! defined (yyoverflow) \
|
|||
|
&& (! defined (__cplusplus) \
|
|||
|
|| (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
|
|||
|
|
|||
|
/* A type that is properly aligned for any stack member. */
|
|||
|
union yyalloc
|
|||
|
{
|
|||
|
short yyss;
|
|||
|
YYSTYPE yyvs;
|
|||
|
# if YYLSP_NEEDED
|
|||
|
YYLTYPE yyls;
|
|||
|
# endif
|
|||
|
};
|
|||
|
|
|||
|
/* 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. */
|
|||
|
# if YYLSP_NEEDED
|
|||
|
# define YYSTACK_BYTES(N) \
|
|||
|
((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
|
|||
|
+ 2 * YYSTACK_GAP_MAX)
|
|||
|
# else
|
|||
|
# define YYSTACK_BYTES(N) \
|
|||
|
((N) * (sizeof (short) + sizeof (YYSTYPE)) \
|
|||
|
+ YYSTACK_GAP_MAX)
|
|||
|
# endif
|
|||
|
|
|||
|
/* Copy COUNT objects from FROM to TO. The source and destination do
|
|||
|
not overlap. */
|
|||
|
# ifndef YYCOPY
|
|||
|
# if 1 < __GNUC__
|
|||
|
# define YYCOPY(To, From, Count) \
|
|||
|
__builtin_memcpy (To, From, (Count) * sizeof (*(From)))
|
|||
|
# else
|
|||
|
# define YYCOPY(To, From, Count) \
|
|||
|
do \
|
|||
|
{ \
|
|||
|
register YYSIZE_T yyi; \
|
|||
|
for (yyi = 0; yyi < (Count); yyi++) \
|
|||
|
(To)[yyi] = (From)[yyi]; \
|
|||
|
} \
|
|||
|
while (0)
|
|||
|
# endif
|
|||
|
# endif
|
|||
|
|
|||
|
/* Relocate STACK from its old location to the new one. The
|
|||
|
local variables YYSIZE and YYSTACKSIZE give the old and new number of
|
|||
|
elements in the stack, and YYPTR gives the new location of the
|
|||
|
stack. Advance YYPTR to a properly aligned location for the next
|
|||
|
stack. */
|
|||
|
# define YYSTACK_RELOCATE(Stack) \
|
|||
|
do \
|
|||
|
{ \
|
|||
|
YYSIZE_T yynewbytes; \
|
|||
|
YYCOPY (&yyptr->Stack, Stack, yysize); \
|
|||
|
Stack = &yyptr->Stack; \
|
|||
|
yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
|
|||
|
yyptr += yynewbytes / sizeof (*yyptr); \
|
|||
|
} \
|
|||
|
while (0)
|
|||
|
|
|||
|
#endif
|
|||
|
|
|||
|
|
|||
|
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
|
|||
|
# define YYSIZE_T __SIZE_TYPE__
|
|||
|
#endif
|
|||
|
#if ! defined (YYSIZE_T) && defined (size_t)
|
|||
|
# define YYSIZE_T size_t
|
|||
|
#endif
|
|||
|
#if ! defined (YYSIZE_T)
|
|||
|
# if defined (__STDC__) || defined (__cplusplus)
|
|||
|
# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
|
|||
|
# define YYSIZE_T size_t
|
|||
|
# endif
|
|||
|
#endif
|
|||
|
#if ! defined (YYSIZE_T)
|
|||
|
# define YYSIZE_T unsigned int
|
|||
|
#endif
|
|||
|
|
|||
|
#define yyerrok (yyerrstatus = 0)
|
|||
|
#define yyclearin (yychar = YYEMPTY)
|
|||
|
#define YYEMPTY -2
|
|||
|
#define YYEOF 0
|
|||
|
#define YYACCEPT goto yyacceptlab
|
|||
|
#define YYABORT goto yyabortlab
|
|||
|
#define YYERROR goto yyerrlab1
|
|||
|
/* Like YYERROR except do call yyerror. This remains here temporarily
|
|||
|
to ease the transition to the new meaning of YYERROR, for GCC.
|
|||
|
Once GCC version 2 has supplanted version 1, this can go. */
|
|||
|
#define YYFAIL goto yyerrlab
|
|||
|
#define YYRECOVERING() (!!yyerrstatus)
|
|||
|
#define YYBACKUP(Token, Value) \
|
|||
|
do \
|
|||
|
if (yychar == YYEMPTY && yylen == 1) \
|
|||
|
{ \
|
|||
|
yychar = (Token); \
|
|||
|
yylval = (Value); \
|
|||
|
yychar1 = YYTRANSLATE (yychar); \
|
|||
|
YYPOPSTACK; \
|
|||
|
goto yybackup; \
|
|||
|
} \
|
|||
|
else \
|
|||
|
{ \
|
|||
|
yyerror ("syntax error: cannot back up"); \
|
|||
|
YYERROR; \
|
|||
|
} \
|
|||
|
while (0)
|
|||
|
|
|||
|
#define YYTERROR 1
|
|||
|
#define YYERRCODE 256
|
|||
|
|
|||
|
|
|||
|
/* YYLLOC_DEFAULT -- Compute the default location (before the actions
|
|||
|
are run).
|
|||
|
|
|||
|
When YYLLOC_DEFAULT is run, CURRENT is set the location of the
|
|||
|
first token. By default, to implement support for ranges, extend
|
|||
|
its range to the last symbol. */
|
|||
|
|
|||
|
#ifndef YYLLOC_DEFAULT
|
|||
|
# define YYLLOC_DEFAULT(Current, Rhs, N) \
|
|||
|
Current.last_line = Rhs[N].last_line; \
|
|||
|
Current.last_column = Rhs[N].last_column;
|
|||
|
#endif
|
|||
|
|
|||
|
|
|||
|
/* YYLEX -- calling `yylex' with the right arguments. */
|
|||
|
|
|||
|
#if YYPURE
|
|||
|
# if YYLSP_NEEDED
|
|||
|
# ifdef YYLEX_PARAM
|
|||
|
# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
|
|||
|
# else
|
|||
|
# define YYLEX yylex (&yylval, &yylloc)
|
|||
|
# endif
|
|||
|
# else /* !YYLSP_NEEDED */
|
|||
|
# ifdef YYLEX_PARAM
|
|||
|
# define YYLEX yylex (&yylval, YYLEX_PARAM)
|
|||
|
# else
|
|||
|
# define YYLEX yylex (&yylval)
|
|||
|
# endif
|
|||
|
# endif /* !YYLSP_NEEDED */
|
|||
|
#else /* !YYPURE */
|
|||
|
# define YYLEX yylex ()
|
|||
|
#endif /* !YYPURE */
|
|||
|
|
|||
|
|
|||
|
/* 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 (0)
|
|||
|
/* Nonzero means print parse trace. It is left uninitialized so that
|
|||
|
multiple parsers can coexist. */
|
|||
|
int yydebug;
|
|||
|
#else /* !YYDEBUG */
|
|||
|
# define YYDPRINTF(Args)
|
|||
|
#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
|
|||
|
SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
|
|||
|
evaluated with infinite-precision integer arithmetic. */
|
|||
|
|
|||
|
#if YYMAXDEPTH == 0
|
|||
|
# undef YYMAXDEPTH
|
|||
|
#endif
|
|||
|
|
|||
|
#ifndef YYMAXDEPTH
|
|||
|
# define YYMAXDEPTH 10000
|
|||
|
#endif
|
|||
|
|
|||
|
#ifdef YYERROR_VERBOSE
|
|||
|
|
|||
|
# ifndef yystrlen
|
|||
|
# if defined (__GLIBC__) && defined (_STRING_H)
|
|||
|
# define yystrlen strlen
|
|||
|
# else
|
|||
|
/* Return the length of YYSTR. */
|
|||
|
static YYSIZE_T
|
|||
|
# if defined (__STDC__) || defined (__cplusplus)
|
|||
|
yystrlen (const char *yystr)
|
|||
|
# else
|
|||
|
yystrlen (yystr)
|
|||
|
const char *yystr;
|
|||
|
# endif
|
|||
|
{
|
|||
|
register const char *yys = yystr;
|
|||
|
|
|||
|
while (*yys++ != '\0')
|
|||
|
continue;
|
|||
|
|
|||
|
return yys - yystr - 1;
|
|||
|
}
|
|||
|
# 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. */
|
|||
|
static char *
|
|||
|
# if defined (__STDC__) || defined (__cplusplus)
|
|||
|
yystpcpy (char *yydest, const char *yysrc)
|
|||
|
# else
|
|||
|
yystpcpy (yydest, yysrc)
|
|||
|
char *yydest;
|
|||
|
const char *yysrc;
|
|||
|
# endif
|
|||
|
{
|
|||
|
register char *yyd = yydest;
|
|||
|
register const char *yys = yysrc;
|
|||
|
|
|||
|
while ((*yyd++ = *yys++) != '\0')
|
|||
|
continue;
|
|||
|
|
|||
|
return yyd - 1;
|
|||
|
}
|
|||
|
# endif
|
|||
|
# endif
|
|||
|
#endif
|
|||
|
|
|||
|
#line 315 "/usr/local/share/bison/bison.simple"
|
|||
|
|
|||
|
|
|||
|
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
|
|||
|
into yyparse. The argument should have type void *.
|
|||
|
It should actually point to an object.
|
|||
|
Grammar actions can access the variable by casting it
|
|||
|
to the proper pointer type. */
|
|||
|
|
|||
|
#ifdef YYPARSE_PARAM
|
|||
|
# if defined (__STDC__) || defined (__cplusplus)
|
|||
|
# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
|
|||
|
# define YYPARSE_PARAM_DECL
|
|||
|
# else
|
|||
|
# define YYPARSE_PARAM_ARG YYPARSE_PARAM
|
|||
|
# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
|
|||
|
# endif
|
|||
|
#else /* !YYPARSE_PARAM */
|
|||
|
# define YYPARSE_PARAM_ARG
|
|||
|
# define YYPARSE_PARAM_DECL
|
|||
|
#endif /* !YYPARSE_PARAM */
|
|||
|
|
|||
|
/* Prevent warning if -Wstrict-prototypes. */
|
|||
|
#ifdef __GNUC__
|
|||
|
# ifdef YYPARSE_PARAM
|
|||
|
int yyparse (void *);
|
|||
|
# else
|
|||
|
int yyparse (void);
|
|||
|
# endif
|
|||
|
#endif
|
|||
|
|
|||
|
/* YY_DECL_VARIABLES -- depending whether we use a pure parser,
|
|||
|
variables are global, or local to YYPARSE. */
|
|||
|
|
|||
|
#define YY_DECL_NON_LSP_VARIABLES \
|
|||
|
/* The lookahead symbol. */ \
|
|||
|
int yychar; \
|
|||
|
\
|
|||
|
/* The semantic value of the lookahead symbol. */ \
|
|||
|
YYSTYPE yylval; \
|
|||
|
\
|
|||
|
/* Number of parse errors so far. */ \
|
|||
|
int yynerrs;
|
|||
|
|
|||
|
#if YYLSP_NEEDED
|
|||
|
# define YY_DECL_VARIABLES \
|
|||
|
YY_DECL_NON_LSP_VARIABLES \
|
|||
|
\
|
|||
|
/* Location data for the lookahead symbol. */ \
|
|||
|
YYLTYPE yylloc;
|
|||
|
#else
|
|||
|
# define YY_DECL_VARIABLES \
|
|||
|
YY_DECL_NON_LSP_VARIABLES
|
|||
|
#endif
|
|||
|
|
|||
|
|
|||
|
/* If nonreentrant, generate the variables here. */
|
|||
|
|
|||
|
#if !YYPURE
|
|||
|
YY_DECL_VARIABLES
|
|||
|
#endif /* !YYPURE */
|
|||
|
|
|||
|
int
|
|||
|
yyparse (YYPARSE_PARAM_ARG)
|
|||
|
YYPARSE_PARAM_DECL
|
|||
|
{
|
|||
|
/* If reentrant, generate the variables here. */
|
|||
|
#if YYPURE
|
|||
|
YY_DECL_VARIABLES
|
|||
|
#endif /* !YYPURE */
|
|||
|
|
|||
|
register int yystate;
|
|||
|
register int yyn;
|
|||
|
int yyresult;
|
|||
|
/* Number of tokens to shift before error messages enabled. */
|
|||
|
int yyerrstatus;
|
|||
|
/* Lookahead token as an internal (translated) token number. */
|
|||
|
int yychar1 = 0;
|
|||
|
|
|||
|
/* Three stacks and their tools:
|
|||
|
`yyss': related to states,
|
|||
|
`yyvs': related to semantic values,
|
|||
|
`yyls': related to locations.
|
|||
|
|
|||
|
Refer to the stacks thru separate pointers, to allow yyoverflow
|
|||
|
to reallocate them elsewhere. */
|
|||
|
|
|||
|
/* The state stack. */
|
|||
|
short yyssa[YYINITDEPTH];
|
|||
|
short *yyss = yyssa;
|
|||
|
register short *yyssp;
|
|||
|
|
|||
|
/* The semantic value stack. */
|
|||
|
YYSTYPE yyvsa[YYINITDEPTH];
|
|||
|
YYSTYPE *yyvs = yyvsa;
|
|||
|
register YYSTYPE *yyvsp;
|
|||
|
|
|||
|
#if YYLSP_NEEDED
|
|||
|
/* The location stack. */
|
|||
|
YYLTYPE yylsa[YYINITDEPTH];
|
|||
|
YYLTYPE *yyls = yylsa;
|
|||
|
YYLTYPE *yylsp;
|
|||
|
#endif
|
|||
|
|
|||
|
#if YYLSP_NEEDED
|
|||
|
# define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
|
|||
|
#else
|
|||
|
# define YYPOPSTACK (yyvsp--, yyssp--)
|
|||
|
#endif
|
|||
|
|
|||
|
YYSIZE_T yystacksize = YYINITDEPTH;
|
|||
|
|
|||
|
|
|||
|
/* The variables used to return semantic value and location from the
|
|||
|
action routines. */
|
|||
|
YYSTYPE yyval;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
YYLTYPE yyloc;
|
|||
|
#endif
|
|||
|
|
|||
|
/* When reducing, the number of symbols on the RHS of the reduced
|
|||
|
rule. */
|
|||
|
int yylen;
|
|||
|
|
|||
|
YYDPRINTF ((stderr, "Starting parse\n"));
|
|||
|
|
|||
|
yystate = 0;
|
|||
|
yyerrstatus = 0;
|
|||
|
yynerrs = 0;
|
|||
|
yychar = YYEMPTY; /* Cause a token to be read. */
|
|||
|
|
|||
|
/* Initialize stack pointers.
|
|||
|
Waste one element of value and location stack
|
|||
|
so that they stay on the same level as the state stack.
|
|||
|
The wasted elements are never initialized. */
|
|||
|
|
|||
|
yyssp = yyss;
|
|||
|
yyvsp = yyvs;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
yylsp = yyls;
|
|||
|
#endif
|
|||
|
goto yysetstate;
|
|||
|
|
|||
|
/*------------------------------------------------------------.
|
|||
|
| yynewstate -- Push a new state, which is found in yystate. |
|
|||
|
`------------------------------------------------------------*/
|
|||
|
yynewstate:
|
|||
|
/* In all cases, when you get here, the value and location stacks
|
|||
|
have just been pushed. so pushing a state here evens the stacks.
|
|||
|
*/
|
|||
|
yyssp++;
|
|||
|
|
|||
|
yysetstate:
|
|||
|
*yyssp = yystate;
|
|||
|
|
|||
|
if (yyssp >= yyss + yystacksize - 1)
|
|||
|
{
|
|||
|
/* Get the current used size of the three stacks, in elements. */
|
|||
|
YYSIZE_T yysize = yyssp - yyss + 1;
|
|||
|
|
|||
|
#ifdef yyoverflow
|
|||
|
{
|
|||
|
/* Give user a chance to reallocate the stack. Use copies of
|
|||
|
these so that the &'s don't force the real ones into
|
|||
|
memory. */
|
|||
|
YYSTYPE *yyvs1 = yyvs;
|
|||
|
short *yyss1 = yyss;
|
|||
|
|
|||
|
/* Each stack pointer address is followed by the size of the
|
|||
|
data in use in that stack, in bytes. */
|
|||
|
# if YYLSP_NEEDED
|
|||
|
YYLTYPE *yyls1 = yyls;
|
|||
|
/* This used to be a conditional around just the two extra args,
|
|||
|
but that might be undefined if yyoverflow is a macro. */
|
|||
|
yyoverflow ("parser stack overflow",
|
|||
|
&yyss1, yysize * sizeof (*yyssp),
|
|||
|
&yyvs1, yysize * sizeof (*yyvsp),
|
|||
|
&yyls1, yysize * sizeof (*yylsp),
|
|||
|
&yystacksize);
|
|||
|
yyls = yyls1;
|
|||
|
# else
|
|||
|
yyoverflow ("parser stack overflow",
|
|||
|
&yyss1, yysize * sizeof (*yyssp),
|
|||
|
&yyvs1, yysize * sizeof (*yyvsp),
|
|||
|
&yystacksize);
|
|||
|
# endif
|
|||
|
yyss = yyss1;
|
|||
|
yyvs = yyvs1;
|
|||
|
}
|
|||
|
#else /* no yyoverflow */
|
|||
|
# ifndef YYSTACK_RELOCATE
|
|||
|
goto yyoverflowlab;
|
|||
|
# else
|
|||
|
/* Extend the stack our own way. */
|
|||
|
if (yystacksize >= YYMAXDEPTH)
|
|||
|
goto yyoverflowlab;
|
|||
|
yystacksize *= 2;
|
|||
|
if (yystacksize > YYMAXDEPTH)
|
|||
|
yystacksize = YYMAXDEPTH;
|
|||
|
|
|||
|
{
|
|||
|
short *yyss1 = yyss;
|
|||
|
union yyalloc *yyptr =
|
|||
|
(union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
|
|||
|
if (! yyptr)
|
|||
|
goto yyoverflowlab;
|
|||
|
YYSTACK_RELOCATE (yyss);
|
|||
|
YYSTACK_RELOCATE (yyvs);
|
|||
|
# if YYLSP_NEEDED
|
|||
|
YYSTACK_RELOCATE (yyls);
|
|||
|
# endif
|
|||
|
# undef YYSTACK_RELOCATE
|
|||
|
if (yyss1 != yyssa)
|
|||
|
YYSTACK_FREE (yyss1);
|
|||
|
}
|
|||
|
# endif
|
|||
|
#endif /* no yyoverflow */
|
|||
|
|
|||
|
yyssp = yyss + yysize - 1;
|
|||
|
yyvsp = yyvs + yysize - 1;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
yylsp = yyls + yysize - 1;
|
|||
|
#endif
|
|||
|
|
|||
|
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
|
|||
|
(unsigned long int) yystacksize));
|
|||
|
|
|||
|
if (yyssp >= yyss + yystacksize - 1)
|
|||
|
YYABORT;
|
|||
|
}
|
|||
|
|
|||
|
YYDPRINTF ((stderr, "Entering state %d\n", yystate));
|
|||
|
|
|||
|
goto yybackup;
|
|||
|
|
|||
|
|
|||
|
/*-----------.
|
|||
|
| yybackup. |
|
|||
|
`-----------*/
|
|||
|
yybackup:
|
|||
|
|
|||
|
/* Do appropriate processing given the current state. */
|
|||
|
/* Read a lookahead token if we need one and don't already have one. */
|
|||
|
/* yyresume: */
|
|||
|
|
|||
|
/* First try to decide what to do without reference to lookahead token. */
|
|||
|
|
|||
|
yyn = yypact[yystate];
|
|||
|
if (yyn == YYFLAG)
|
|||
|
goto yydefault;
|
|||
|
|
|||
|
/* Not known => get a lookahead token if don't already have one. */
|
|||
|
|
|||
|
/* yychar is either YYEMPTY or YYEOF
|
|||
|
or a valid token in external form. */
|
|||
|
|
|||
|
if (yychar == YYEMPTY)
|
|||
|
{
|
|||
|
YYDPRINTF ((stderr, "Reading a token: "));
|
|||
|
yychar = YYLEX;
|
|||
|
}
|
|||
|
|
|||
|
/* Convert token to internal form (in yychar1) for indexing tables with */
|
|||
|
|
|||
|
if (yychar <= 0) /* This means end of input. */
|
|||
|
{
|
|||
|
yychar1 = 0;
|
|||
|
yychar = YYEOF; /* Don't call YYLEX any more */
|
|||
|
|
|||
|
YYDPRINTF ((stderr, "Now at end of input.\n"));
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
yychar1 = YYTRANSLATE (yychar);
|
|||
|
|
|||
|
#if YYDEBUG
|
|||
|
/* We have to keep this `#if YYDEBUG', since we use variables
|
|||
|
which are defined only if `YYDEBUG' is set. */
|
|||
|
if (yydebug)
|
|||
|
{
|
|||
|
YYFPRINTF (stderr, "Next token is %d (%s",
|
|||
|
yychar, yytname[yychar1]);
|
|||
|
/* Give the individual parser a way to print the precise
|
|||
|
meaning of a token, for further debugging info. */
|
|||
|
# ifdef YYPRINT
|
|||
|
YYPRINT (stderr, yychar, yylval);
|
|||
|
# endif
|
|||
|
YYFPRINTF (stderr, ")\n");
|
|||
|
}
|
|||
|
#endif
|
|||
|
}
|
|||
|
|
|||
|
yyn += yychar1;
|
|||
|
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
|
|||
|
goto yydefault;
|
|||
|
|
|||
|
yyn = yytable[yyn];
|
|||
|
|
|||
|
/* yyn is what to do for this token type in this state.
|
|||
|
Negative => reduce, -yyn is rule number.
|
|||
|
Positive => shift, yyn is new state.
|
|||
|
New state is final state => don't bother to shift,
|
|||
|
just return success.
|
|||
|
0, or most negative number => error. */
|
|||
|
|
|||
|
if (yyn < 0)
|
|||
|
{
|
|||
|
if (yyn == YYFLAG)
|
|||
|
goto yyerrlab;
|
|||
|
yyn = -yyn;
|
|||
|
goto yyreduce;
|
|||
|
}
|
|||
|
else if (yyn == 0)
|
|||
|
goto yyerrlab;
|
|||
|
|
|||
|
if (yyn == YYFINAL)
|
|||
|
YYACCEPT;
|
|||
|
|
|||
|
/* Shift the lookahead token. */
|
|||
|
YYDPRINTF ((stderr, "Shifting token %d (%s), ",
|
|||
|
yychar, yytname[yychar1]));
|
|||
|
|
|||
|
/* Discard the token being shifted unless it is eof. */
|
|||
|
if (yychar != YYEOF)
|
|||
|
yychar = YYEMPTY;
|
|||
|
|
|||
|
*++yyvsp = yylval;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
*++yylsp = yylloc;
|
|||
|
#endif
|
|||
|
|
|||
|
/* Count tokens shifted since error; after three, turn off error
|
|||
|
status. */
|
|||
|
if (yyerrstatus)
|
|||
|
yyerrstatus--;
|
|||
|
|
|||
|
yystate = yyn;
|
|||
|
goto yynewstate;
|
|||
|
|
|||
|
|
|||
|
/*-----------------------------------------------------------.
|
|||
|
| yydefault -- do the default action for the current state. |
|
|||
|
`-----------------------------------------------------------*/
|
|||
|
yydefault:
|
|||
|
yyn = yydefact[yystate];
|
|||
|
if (yyn == 0)
|
|||
|
goto yyerrlab;
|
|||
|
goto yyreduce;
|
|||
|
|
|||
|
|
|||
|
/*-----------------------------.
|
|||
|
| yyreduce -- Do a reduction. |
|
|||
|
`-----------------------------*/
|
|||
|
yyreduce:
|
|||
|
/* yyn is the number of a rule to reduce with. */
|
|||
|
yylen = yyr2[yyn];
|
|||
|
|
|||
|
/* If YYLEN is nonzero, implement the default value of the action:
|
|||
|
`$$ = $1'.
|
|||
|
|
|||
|
Otherwise, the following line sets YYVAL to the semantic value of
|
|||
|
the lookahead token. This behavior is undocumented and Bison
|
|||
|
users should not rely upon it. Assigning to YYVAL
|
|||
|
unconditionally makes the parser a bit smaller, and it avoids a
|
|||
|
GCC warning that YYVAL may be used uninitialized. */
|
|||
|
yyval = yyvsp[1-yylen];
|
|||
|
|
|||
|
#if YYLSP_NEEDED
|
|||
|
/* Similarly for the default location. Let the user run additional
|
|||
|
commands if for instance locations are ranges. */
|
|||
|
yyloc = yylsp[1-yylen];
|
|||
|
YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
|
|||
|
#endif
|
|||
|
|
|||
|
#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, yyrline[yyn]);
|
|||
|
|
|||
|
/* Print the symbols being reduced, and their result. */
|
|||
|
for (yyi = yyprhs[yyn]; yyrhs[yyi] > 0; yyi++)
|
|||
|
YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
|
|||
|
YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
|
|||
|
}
|
|||
|
#endif
|
|||
|
|
|||
|
switch (yyn) {
|
|||
|
|
|||
|
case 1:
|
|||
|
#line 175 "plural.y"
|
|||
|
{
|
|||
|
if (yyvsp[0].exp == NULL)
|
|||
|
YYABORT;
|
|||
|
((struct parse_args *) arg)->res = yyvsp[0].exp;
|
|||
|
}
|
|||
|
break;
|
|||
|
case 2:
|
|||
|
#line 183 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_3 (qmop, yyvsp[-4].exp, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 3:
|
|||
|
#line 187 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (lor, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 4:
|
|||
|
#line 191 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (land, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 5:
|
|||
|
#line 195 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (yyvsp[-1].op, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 6:
|
|||
|
#line 199 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (yyvsp[-1].op, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 7:
|
|||
|
#line 203 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (yyvsp[-1].op, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 8:
|
|||
|
#line 207 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_2 (yyvsp[-1].op, yyvsp[-2].exp, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 9:
|
|||
|
#line 211 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_1 (lnot, yyvsp[0].exp);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 10:
|
|||
|
#line 215 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = new_exp_0 (var);
|
|||
|
}
|
|||
|
break;
|
|||
|
case 11:
|
|||
|
#line 219 "plural.y"
|
|||
|
{
|
|||
|
if ((yyval.exp = new_exp_0 (num)) != NULL)
|
|||
|
yyval.exp->val.num = yyvsp[0].num;
|
|||
|
}
|
|||
|
break;
|
|||
|
case 12:
|
|||
|
#line 224 "plural.y"
|
|||
|
{
|
|||
|
yyval.exp = yyvsp[-1].exp;
|
|||
|
}
|
|||
|
break;
|
|||
|
}
|
|||
|
|
|||
|
#line 705 "/usr/local/share/bison/bison.simple"
|
|||
|
|
|||
|
|
|||
|
yyvsp -= yylen;
|
|||
|
yyssp -= yylen;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
yylsp -= yylen;
|
|||
|
#endif
|
|||
|
|
|||
|
#if YYDEBUG
|
|||
|
if (yydebug)
|
|||
|
{
|
|||
|
short *yyssp1 = yyss - 1;
|
|||
|
YYFPRINTF (stderr, "state stack now");
|
|||
|
while (yyssp1 != yyssp)
|
|||
|
YYFPRINTF (stderr, " %d", *++yyssp1);
|
|||
|
YYFPRINTF (stderr, "\n");
|
|||
|
}
|
|||
|
#endif
|
|||
|
|
|||
|
*++yyvsp = yyval;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
*++yylsp = yyloc;
|
|||
|
#endif
|
|||
|
|
|||
|
/* Now `shift' the result of the reduction. Determine what state
|
|||
|
that goes to, based on the state we popped back to and the rule
|
|||
|
number reduced by. */
|
|||
|
|
|||
|
yyn = yyr1[yyn];
|
|||
|
|
|||
|
yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
|
|||
|
if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
|
|||
|
yystate = yytable[yystate];
|
|||
|
else
|
|||
|
yystate = yydefgoto[yyn - YYNTBASE];
|
|||
|
|
|||
|
goto yynewstate;
|
|||
|
|
|||
|
|
|||
|
/*------------------------------------.
|
|||
|
| yyerrlab -- here on detecting error |
|
|||
|
`------------------------------------*/
|
|||
|
yyerrlab:
|
|||
|
/* If not already recovering from an error, report this error. */
|
|||
|
if (!yyerrstatus)
|
|||
|
{
|
|||
|
++yynerrs;
|
|||
|
|
|||
|
#ifdef YYERROR_VERBOSE
|
|||
|
yyn = yypact[yystate];
|
|||
|
|
|||
|
if (yyn > YYFLAG && yyn < YYLAST)
|
|||
|
{
|
|||
|
YYSIZE_T yysize = 0;
|
|||
|
char *yymsg;
|
|||
|
int yyx, yycount;
|
|||
|
|
|||
|
yycount = 0;
|
|||
|
/* Start YYX at -YYN if negative to avoid negative indexes in
|
|||
|
YYCHECK. */
|
|||
|
for (yyx = yyn < 0 ? -yyn : 0;
|
|||
|
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
|
|||
|
if (yycheck[yyx + yyn] == yyx)
|
|||
|
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
|
|||
|
yysize += yystrlen ("parse error, unexpected ") + 1;
|
|||
|
yysize += yystrlen (yytname[YYTRANSLATE (yychar)]);
|
|||
|
yymsg = (char *) YYSTACK_ALLOC (yysize);
|
|||
|
if (yymsg != 0)
|
|||
|
{
|
|||
|
char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
|
|||
|
yyp = yystpcpy (yyp, yytname[YYTRANSLATE (yychar)]);
|
|||
|
|
|||
|
if (yycount < 5)
|
|||
|
{
|
|||
|
yycount = 0;
|
|||
|
for (yyx = yyn < 0 ? -yyn : 0;
|
|||
|
yyx < (int) (sizeof (yytname) / sizeof (char *));
|
|||
|
yyx++)
|
|||
|
if (yycheck[yyx + yyn] == yyx)
|
|||
|
{
|
|||
|
const char *yyq = ! yycount ? ", expecting " : " or ";
|
|||
|
yyp = yystpcpy (yyp, yyq);
|
|||
|
yyp = yystpcpy (yyp, yytname[yyx]);
|
|||
|
yycount++;
|
|||
|
}
|
|||
|
}
|
|||
|
yyerror (yymsg);
|
|||
|
YYSTACK_FREE (yymsg);
|
|||
|
}
|
|||
|
else
|
|||
|
yyerror ("parse error; also virtual memory exhausted");
|
|||
|
}
|
|||
|
else
|
|||
|
#endif /* defined (YYERROR_VERBOSE) */
|
|||
|
yyerror ("parse error");
|
|||
|
}
|
|||
|
goto yyerrlab1;
|
|||
|
|
|||
|
|
|||
|
/*--------------------------------------------------.
|
|||
|
| yyerrlab1 -- error raised explicitly by an action |
|
|||
|
`--------------------------------------------------*/
|
|||
|
yyerrlab1:
|
|||
|
if (yyerrstatus == 3)
|
|||
|
{
|
|||
|
/* If just tried and failed to reuse lookahead token after an
|
|||
|
error, discard it. */
|
|||
|
|
|||
|
/* return failure if at end of input */
|
|||
|
if (yychar == YYEOF)
|
|||
|
YYABORT;
|
|||
|
YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
|
|||
|
yychar, yytname[yychar1]));
|
|||
|
yychar = YYEMPTY;
|
|||
|
}
|
|||
|
|
|||
|
/* Else will try to reuse lookahead token after shifting the error
|
|||
|
token. */
|
|||
|
|
|||
|
yyerrstatus = 3; /* Each real token shifted decrements this */
|
|||
|
|
|||
|
goto yyerrhandle;
|
|||
|
|
|||
|
|
|||
|
/*-------------------------------------------------------------------.
|
|||
|
| yyerrdefault -- current state does not do anything special for the |
|
|||
|
| error token. |
|
|||
|
`-------------------------------------------------------------------*/
|
|||
|
yyerrdefault:
|
|||
|
#if 0
|
|||
|
/* This is wrong; only states that explicitly want error tokens
|
|||
|
should shift them. */
|
|||
|
|
|||
|
/* If its default is to accept any token, ok. Otherwise pop it. */
|
|||
|
yyn = yydefact[yystate];
|
|||
|
if (yyn)
|
|||
|
goto yydefault;
|
|||
|
#endif
|
|||
|
|
|||
|
|
|||
|
/*---------------------------------------------------------------.
|
|||
|
| yyerrpop -- pop the current state because it cannot handle the |
|
|||
|
| error token |
|
|||
|
`---------------------------------------------------------------*/
|
|||
|
yyerrpop:
|
|||
|
if (yyssp == yyss)
|
|||
|
YYABORT;
|
|||
|
yyvsp--;
|
|||
|
yystate = *--yyssp;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
yylsp--;
|
|||
|
#endif
|
|||
|
|
|||
|
#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
|
|||
|
|
|||
|
/*--------------.
|
|||
|
| yyerrhandle. |
|
|||
|
`--------------*/
|
|||
|
yyerrhandle:
|
|||
|
yyn = yypact[yystate];
|
|||
|
if (yyn == YYFLAG)
|
|||
|
goto yyerrdefault;
|
|||
|
|
|||
|
yyn += YYTERROR;
|
|||
|
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
|
|||
|
goto yyerrdefault;
|
|||
|
|
|||
|
yyn = yytable[yyn];
|
|||
|
if (yyn < 0)
|
|||
|
{
|
|||
|
if (yyn == YYFLAG)
|
|||
|
goto yyerrpop;
|
|||
|
yyn = -yyn;
|
|||
|
goto yyreduce;
|
|||
|
}
|
|||
|
else if (yyn == 0)
|
|||
|
goto yyerrpop;
|
|||
|
|
|||
|
if (yyn == YYFINAL)
|
|||
|
YYACCEPT;
|
|||
|
|
|||
|
YYDPRINTF ((stderr, "Shifting error token, "));
|
|||
|
|
|||
|
*++yyvsp = yylval;
|
|||
|
#if YYLSP_NEEDED
|
|||
|
*++yylsp = yylloc;
|
|||
|
#endif
|
|||
|
|
|||
|
yystate = yyn;
|
|||
|
goto yynewstate;
|
|||
|
|
|||
|
|
|||
|
/*-------------------------------------.
|
|||
|
| yyacceptlab -- YYACCEPT comes here. |
|
|||
|
`-------------------------------------*/
|
|||
|
yyacceptlab:
|
|||
|
yyresult = 0;
|
|||
|
goto yyreturn;
|
|||
|
|
|||
|
/*-----------------------------------.
|
|||
|
| yyabortlab -- YYABORT comes here. |
|
|||
|
`-----------------------------------*/
|
|||
|
yyabortlab:
|
|||
|
yyresult = 1;
|
|||
|
goto yyreturn;
|
|||
|
|
|||
|
/*---------------------------------------------.
|
|||
|
| yyoverflowab -- parser overflow comes here. |
|
|||
|
`---------------------------------------------*/
|
|||
|
yyoverflowlab:
|
|||
|
yyerror ("parser stack overflow");
|
|||
|
yyresult = 2;
|
|||
|
/* Fall through. */
|
|||
|
|
|||
|
yyreturn:
|
|||
|
#ifndef yyoverflow
|
|||
|
if (yyss != yyssa)
|
|||
|
YYSTACK_FREE (yyss);
|
|||
|
#endif
|
|||
|
return yyresult;
|
|||
|
}
|
|||
|
#line 229 "plural.y"
|
|||
|
|
|||
|
|
|||
|
void
|
|||
|
internal_function
|
|||
|
FREE_EXPRESSION (exp)
|
|||
|
struct expression *exp;
|
|||
|
{
|
|||
|
if (exp == NULL)
|
|||
|
return;
|
|||
|
|
|||
|
/* Handle the recursive case. */
|
|||
|
switch (exp->nargs)
|
|||
|
{
|
|||
|
case 3:
|
|||
|
FREE_EXPRESSION (exp->val.args[2]);
|
|||
|
/* FALLTHROUGH */
|
|||
|
case 2:
|
|||
|
FREE_EXPRESSION (exp->val.args[1]);
|
|||
|
/* FALLTHROUGH */
|
|||
|
case 1:
|
|||
|
FREE_EXPRESSION (exp->val.args[0]);
|
|||
|
/* FALLTHROUGH */
|
|||
|
default:
|
|||
|
break;
|
|||
|
}
|
|||
|
|
|||
|
free (exp);
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
static int
|
|||
|
yylex (lval, pexp)
|
|||
|
YYSTYPE *lval;
|
|||
|
const char **pexp;
|
|||
|
{
|
|||
|
const char *exp = *pexp;
|
|||
|
int result;
|
|||
|
|
|||
|
while (1)
|
|||
|
{
|
|||
|
if (exp[0] == '\0')
|
|||
|
{
|
|||
|
*pexp = exp;
|
|||
|
return YYEOF;
|
|||
|
}
|
|||
|
|
|||
|
if (exp[0] != ' ' && exp[0] != '\t')
|
|||
|
break;
|
|||
|
|
|||
|
++exp;
|
|||
|
}
|
|||
|
|
|||
|
result = *exp++;
|
|||
|
switch (result)
|
|||
|
{
|
|||
|
case '0': case '1': case '2': case '3': case '4':
|
|||
|
case '5': case '6': case '7': case '8': case '9':
|
|||
|
{
|
|||
|
unsigned long int n = result - '0';
|
|||
|
while (exp[0] >= '0' && exp[0] <= '9')
|
|||
|
{
|
|||
|
n *= 10;
|
|||
|
n += exp[0] - '0';
|
|||
|
++exp;
|
|||
|
}
|
|||
|
lval->num = n;
|
|||
|
result = NUMBER;
|
|||
|
}
|
|||
|
break;
|
|||
|
|
|||
|
case '=':
|
|||
|
if (exp[0] == '=')
|
|||
|
{
|
|||
|
++exp;
|
|||
|
lval->op = equal;
|
|||
|
result = EQUOP2;
|
|||
|
}
|
|||
|
else
|
|||
|
result = YYERRCODE;
|
|||
|
break;
|
|||
|
|
|||
|
case '!':
|
|||
|
if (exp[0] == '=')
|
|||
|
{
|
|||
|
++exp;
|
|||
|
lval->op = not_equal;
|
|||
|
result = EQUOP2;
|
|||
|
}
|
|||
|
break;
|
|||
|
|
|||
|
case '&':
|
|||
|
case '|':
|
|||
|
if (exp[0] == result)
|
|||
|
++exp;
|
|||
|
else
|
|||
|
result = YYERRCODE;
|
|||
|
break;
|
|||
|
|
|||
|
case '<':
|
|||
|
if (exp[0] == '=')
|
|||
|
{
|
|||
|
++exp;
|
|||
|
lval->op = less_or_equal;
|
|||
|
}
|
|||
|
else
|
|||
|
lval->op = less_than;
|
|||
|
result = CMPOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '>':
|
|||
|
if (exp[0] == '=')
|
|||
|
{
|
|||
|
++exp;
|
|||
|
lval->op = greater_or_equal;
|
|||
|
}
|
|||
|
else
|
|||
|
lval->op = greater_than;
|
|||
|
result = CMPOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '*':
|
|||
|
lval->op = mult;
|
|||
|
result = MULOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '/':
|
|||
|
lval->op = divide;
|
|||
|
result = MULOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '%':
|
|||
|
lval->op = module;
|
|||
|
result = MULOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '+':
|
|||
|
lval->op = plus;
|
|||
|
result = ADDOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case '-':
|
|||
|
lval->op = minus;
|
|||
|
result = ADDOP2;
|
|||
|
break;
|
|||
|
|
|||
|
case 'n':
|
|||
|
case '?':
|
|||
|
case ':':
|
|||
|
case '(':
|
|||
|
case ')':
|
|||
|
/* Nothing, just return the character. */
|
|||
|
break;
|
|||
|
|
|||
|
case ';':
|
|||
|
case '\n':
|
|||
|
case '\0':
|
|||
|
/* Be safe and let the user call this function again. */
|
|||
|
--exp;
|
|||
|
result = YYEOF;
|
|||
|
break;
|
|||
|
|
|||
|
default:
|
|||
|
result = YYERRCODE;
|
|||
|
#if YYDEBUG != 0
|
|||
|
--exp;
|
|||
|
#endif
|
|||
|
break;
|
|||
|
}
|
|||
|
|
|||
|
*pexp = exp;
|
|||
|
|
|||
|
return result;
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
static void
|
|||
|
yyerror (str)
|
|||
|
const char *str;
|
|||
|
{
|
|||
|
/* Do nothing. We don't print error messages here. */
|
|||
|
}
|