-
-/* A Bison parser, made from plural.y
- by GNU Bison version 1.28 */
-
-#define YYBISON 1 /* Identify Bison output. */
-
-#define yyparse __gettextparse
-#define yylex __gettextlex
-#define yyerror __gettexterror
-#define yylval __gettextlval
-#define yychar __gettextchar
-#define yydebug __gettextdebug
-#define yynerrs __gettextnerrs
-#define EQUOP2 257
-#define CMPOP2 258
-#define ADDOP2 259
-#define MULOP2 260
-#define NUMBER 261
-
-#line 1 "plural.y"
-
-/* Expression parsing for plural form selection.
- Copyright (C) 2000, 2001 Free Software Foundation, Inc.
- 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- 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
-#endif
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <stddef.h>
-#include <stdlib.h>
-#include "plural-exp.h"
-
-/* The main function generated by the parser is called __gettextparse,
- but we want it to be called PLURAL_PARSE. */
-#ifndef _LIBC
-# define __gettextparse PLURAL_PARSE
-#endif
-
-#define YYLEX_PARAM &((struct parse_args *) arg)->cp
-#define YYPARSE_PARAM arg
-
-#line 49 "plural.y"
-typedef union {
- unsigned long int num;
- enum operator op;
- struct expression *exp;
-} YYSTYPE;
-#line 55 "plural.y"
-
-/* Prototypes for local functions. */
-static struct expression *new_exp PARAMS ((int nargs, enum operator op,
- struct expression * const *args));
-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,
- 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));
-
-/* Allocation of expressions. */
-
-static struct expression *
-new_exp (nargs, op, args)
- int nargs;
- enum operator op;
- struct expression * const *args;
-{
- int i;
- struct expression *newp;
-
- /* If any of the argument could not be malloc'ed, just return NULL. */
- for (i = nargs - 1; i >= 0; i--)
- if (args[i] == NULL)
- goto fail;
-
- /* Allocate a new expression. */
- newp = (struct expression *) malloc (sizeof (*newp));
- if (newp != NULL)
- {
- newp->nargs = nargs;
- newp->operation = op;
- for (i = nargs - 1; i >= 0; i--)
- newp->val.args[i] = args[i];
- return newp;
- }
-
- fail:
- for (i = nargs - 1; i >= 0; i--)
- FREE_EXPRESSION (args[i]);
-
- return NULL;
-}
-
-static inline struct expression *
-new_exp_0 (op)
- enum operator op;
-{
- return new_exp (0, op, NULL);
-}
-
-static inline struct expression *
-new_exp_1 (op, right)
- enum operator op;
- struct expression *right;
-{
- struct expression *args[1];
-
- args[0] = right;
- return new_exp (1, op, args);
-}
-
-static struct expression *
-new_exp_2 (op, left, right)
- enum operator op;
- struct expression *left;
- struct expression *right;
-{
- struct expression *args[2];
-
- args[0] = left;
- args[1] = right;
- return new_exp (2, op, args);
-}
-
-static inline struct expression *
-new_exp_3 (op, bexp, tbranch, fbranch)
- enum operator op;
- struct expression *bexp;
- struct expression *tbranch;
- struct expression *fbranch;
-{
- struct expression *args[3];
-
- args[0] = bexp;
- args[1] = tbranch;
- args[2] = fbranch;
- return new_exp (3, op, args);
-}
-
-#include <stdio.h>
-
-#ifndef __cplusplus
-#ifndef __STDC__
-#define const
-#endif
-#endif
-
-
-
-#define YYFINAL 27
-#define YYFLAG -32768
-#define YYNTBASE 16
-
-#define YYTRANSLATE(x) ((unsigned)(x) <= 261 ? yytranslate[x] : 18)
-
-static const char yytranslate[] = { 0,
- 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, 10, 2, 2, 2, 2, 5, 2, 14,
- 15, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 12, 2, 2,
- 2, 2, 3, 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, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 13,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 4, 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,
- 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, 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, 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 != 0
-static const short yyprhs[] = { 0,
- 0, 2, 8, 12, 16, 20, 24, 28, 32, 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 != 0
-static const short yyrline[] = { 0,
- 174, 182, 186, 190, 194, 198, 202, 206, 210, 214,
- 218, 223
-};
-#endif
-
-
-#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
-
-static const char * const yytname[] = { "$","error","$undefined.","'?'","'|'",
-"'&'","EQUOP2","CMPOP2","ADDOP2","MULOP2","'!'","NUMBER","':'","'n'","'('","')'",
-"start","exp", NULL
-};
-#endif
-
-static const short yyr1[] = { 0,
- 16, 17, 17, 17, 17, 17, 17, 17, 17, 17,
- 17, 17
-};
-
-static const short yyr2[] = { 0,
- 1, 5, 3, 3, 3, 3, 3, 3, 2, 1,
- 1, 3
-};
-
-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.simple"
-/* This file comes from bison-1.28. */
-
-/* Skeleton output parser for bison,
- Copyright (C) 1984, 1989, 1990 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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, 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. */
-
-#ifndef YYSTACK_USE_ALLOCA
-#ifdef alloca
-#define YYSTACK_USE_ALLOCA
-#else /* alloca not defined */
-#ifdef __GNUC__
-#define YYSTACK_USE_ALLOCA
-#define alloca __builtin_alloca
-#else /* not GNU C. */
-#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
-#define YYSTACK_USE_ALLOCA
-#include <alloca.h>
-#else /* not sparc */
-/* We think this test detects Watcom and Microsoft C. */
-/* This used to test MSDOS, but that is a bad idea
- since that symbol is in the user namespace. */
-#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
-#if 0 /* No need for malloc.h, which pollutes the namespace;
- instead, just don't use alloca. */
-#include <malloc.h>
-#endif
-#else /* not MSDOS, or __TURBOC__ */
-#if defined(_AIX)
-/* I don't know what this was needed for, but it pollutes the namespace.
- So I turned it off. rms, 2 May 1997. */
-/* #include <malloc.h> */
- #pragma alloca
-#define YYSTACK_USE_ALLOCA
-#else /* not MSDOS, or __TURBOC__, or _AIX */
-#if 0
-#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
- and on HPUX 10. Eventually we can turn this on. */
-#define YYSTACK_USE_ALLOCA
-#define alloca __builtin_alloca
-#endif /* __hpux */
-#endif
-#endif /* not _AIX */
-#endif /* not MSDOS, or __TURBOC__ */
-#endif /* not sparc */
-#endif /* not GNU C */
-#endif /* alloca not defined */
-#endif /* YYSTACK_USE_ALLOCA not defined */
-
-#ifdef YYSTACK_USE_ALLOCA
-#define YYSTACK_ALLOC alloca
-#else
-#define YYSTACK_ALLOC malloc
-#endif
-
-/* Note: there must be only one dollar sign in this file.
- It is replaced by the list of actions, each action
- as one case of the switch. */
-
-#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
-
-#ifndef YYPURE
-#define YYLEX yylex()
-#endif
-
-#ifdef YYPURE
-#ifdef YYLSP_NEEDED
-#ifdef YYLEX_PARAM
-#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
-#else
-#define YYLEX yylex(&yylval, &yylloc)
-#endif
-#else /* not YYLSP_NEEDED */
-#ifdef YYLEX_PARAM
-#define YYLEX yylex(&yylval, YYLEX_PARAM)
-#else
-#define YYLEX yylex(&yylval)
-#endif
-#endif /* not YYLSP_NEEDED */
-#endif
-
-/* If nonreentrant, generate the variables here */
-
-#ifndef YYPURE
-
-int yychar; /* the lookahead symbol */
-YYSTYPE yylval; /* the semantic value of the */
- /* lookahead symbol */
-
-#ifdef YYLSP_NEEDED
-YYLTYPE yylloc; /* location data for the lookahead */
- /* symbol */
-#endif
-
-int yynerrs; /* number of parse errors so far */
-#endif /* not YYPURE */
-
-#if YYDEBUG != 0
-int yydebug; /* nonzero means print parse trace */
-/* Since this is uninitialized, it does not stop multiple parsers
- from coexisting. */
-#endif
-
-/* YYINITDEPTH indicates the initial size of the parser's stacks */
-
-#ifndef YYINITDEPTH
-#define YYINITDEPTH 200
-#endif
-
-/* YYMAXDEPTH is the maximum size the stacks can grow to
- (effective only if the built-in stack extension method is used). */
-
-#if YYMAXDEPTH == 0
-#undef YYMAXDEPTH
-#endif
-
-#ifndef YYMAXDEPTH
-#define YYMAXDEPTH 10000
-#endif
-\f
-/* Define __yy_memcpy. Note that the size argument
- should be passed with type unsigned int, because that is what the non-GCC
- definitions require. With GCC, __builtin_memcpy takes an arg
- of type size_t, but it can handle unsigned int. */
-
-#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
-#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
-#else /* not GNU C or C++ */
-#ifndef __cplusplus
-
-/* This is the most reliable way to avoid incompatibilities
- in available built-in functions on various systems. */
-static void
-__yy_memcpy (to, from, count)
- char *to;
- char *from;
- unsigned int count;
-{
- register char *f = from;
- register char *t = to;
- register int i = count;
-
- while (i-- > 0)
- *t++ = *f++;
-}
-
-#else /* __cplusplus */
-
-/* This is the most reliable way to avoid incompatibilities
- in available built-in functions on various systems. */
-static void
-__yy_memcpy (char *to, char *from, unsigned int count)
-{
- register char *t = to;
- register char *f = from;
- register int i = count;
-
- while (i-- > 0)
- *t++ = *f++;
-}
-
-#endif
-#endif
-\f
-#line 217 "/usr/local/share/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
-#ifdef __cplusplus
-#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
-#define YYPARSE_PARAM_DECL
-#else /* not __cplusplus */
-#define YYPARSE_PARAM_ARG YYPARSE_PARAM
-#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
-#endif /* not __cplusplus */
-#else /* not YYPARSE_PARAM */
-#define YYPARSE_PARAM_ARG
-#define YYPARSE_PARAM_DECL
-#endif /* not YYPARSE_PARAM */
-
-/* Prevent warning if -Wstrict-prototypes. */
-#ifdef __GNUC__
-#ifdef YYPARSE_PARAM
-int yyparse (void *);
-#else
-int yyparse (void);
-#endif
-#endif
-
-int
-yyparse(YYPARSE_PARAM_ARG)
- YYPARSE_PARAM_DECL
-{
- register int yystate;
- register int yyn;
- register short *yyssp;
- register YYSTYPE *yyvsp;
- int yyerrstatus; /* number of tokens to shift before error messages enabled */
- int yychar1 = 0; /* lookahead token as an internal (translated) token number */
-
- short yyssa[YYINITDEPTH]; /* the state stack */
- YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
-
- short *yyss = yyssa; /* refer to the stacks thru separate pointers */
- YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
-
-#ifdef YYLSP_NEEDED
- YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
- YYLTYPE *yyls = yylsa;
- YYLTYPE *yylsp;
-
-#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
-#else
-#define YYPOPSTACK (yyvsp--, yyssp--)
-#endif
-
- int yystacksize = YYINITDEPTH;
- int yyfree_stacks = 0;
-
-#ifdef YYPURE
- int yychar;
- YYSTYPE yylval;
- int yynerrs;
-#ifdef YYLSP_NEEDED
- YYLTYPE yylloc;
-#endif
-#endif
-
- YYSTYPE yyval; /* the variable used to return */
- /* semantic values from the action */
- /* routines */
-
- int yylen;
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Starting parse\n");
-#endif
-
- 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 - 1;
- yyvsp = yyvs;
-#ifdef YYLSP_NEEDED
- yylsp = yyls;
-#endif
-
-/* Push a new state, which is found in yystate . */
-/* In all cases, when you get here, the value and location stacks
- have just been pushed. so pushing a state here evens the stacks. */
-yynewstate:
-
- *++yyssp = yystate;
-
- if (yyssp >= yyss + yystacksize - 1)
- {
- /* 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;
-#ifdef YYLSP_NEEDED
- YYLTYPE *yyls1 = yyls;
-#endif
-
- /* Get the current used size of the three stacks, in elements. */
- int size = yyssp - yyss + 1;
-
-#ifdef yyoverflow
- /* Each stack pointer address is followed by the size of
- the data in use in that stack, in bytes. */
-#ifdef YYLSP_NEEDED
- /* 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, size * sizeof (*yyssp),
- &yyvs1, size * sizeof (*yyvsp),
- &yyls1, size * sizeof (*yylsp),
- &yystacksize);
-#else
- yyoverflow("parser stack overflow",
- &yyss1, size * sizeof (*yyssp),
- &yyvs1, size * sizeof (*yyvsp),
- &yystacksize);
-#endif
-
- yyss = yyss1; yyvs = yyvs1;
-#ifdef YYLSP_NEEDED
- yyls = yyls1;
-#endif
-#else /* no yyoverflow */
- /* Extend the stack our own way. */
- if (yystacksize >= YYMAXDEPTH)
- {
- yyerror("parser stack overflow");
- if (yyfree_stacks)
- {
- free (yyss);
- free (yyvs);
-#ifdef YYLSP_NEEDED
- free (yyls);
-#endif
- }
- return 2;
- }
- yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
- yystacksize = YYMAXDEPTH;
-#ifndef YYSTACK_USE_ALLOCA
- yyfree_stacks = 1;
-#endif
- yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
- __yy_memcpy ((char *)yyss, (char *)yyss1,
- size * (unsigned int) sizeof (*yyssp));
- yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
- __yy_memcpy ((char *)yyvs, (char *)yyvs1,
- size * (unsigned int) sizeof (*yyvsp));
-#ifdef YYLSP_NEEDED
- yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
- __yy_memcpy ((char *)yyls, (char *)yyls1,
- size * (unsigned int) sizeof (*yylsp));
-#endif
-#endif /* no yyoverflow */
-
- yyssp = yyss + size - 1;
- yyvsp = yyvs + size - 1;
-#ifdef YYLSP_NEEDED
- yylsp = yyls + size - 1;
-#endif
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Stack size increased to %d\n", yystacksize);
-#endif
-
- if (yyssp >= yyss + yystacksize - 1)
- YYABORT;
- }
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Entering state %d\n", yystate);
-#endif
-
- goto 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)
- {
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Reading a token: ");
-#endif
- 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 */
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Now at end of input.\n");
-#endif
- }
- else
- {
- yychar1 = YYTRANSLATE(yychar);
-
-#if YYDEBUG != 0
- if (yydebug)
- {
- fprintf (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
- fprintf (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. */
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
-#endif
-
- /* Discard the token being shifted unless it is eof. */
- if (yychar != YYEOF)
- yychar = YYEMPTY;
-
- *++yyvsp = yylval;
-#ifdef YYLSP_NEEDED
- *++yylsp = yylloc;
-#endif
-
- /* count tokens shifted since error; after three, turn off error status. */
- if (yyerrstatus) yyerrstatus--;
-
- yystate = yyn;
- goto yynewstate;
-
-/* Do the default action for the current state. */
-yydefault:
-
- yyn = yydefact[yystate];
- if (yyn == 0)
- goto yyerrlab;
-
-/* Do a reduction. yyn is the number of a rule to reduce with. */
-yyreduce:
- yylen = yyr2[yyn];
- if (yylen > 0)
- yyval = yyvsp[1-yylen]; /* implement default value of the action */
-
-#if YYDEBUG != 0
- if (yydebug)
- {
- int i;
-
- fprintf (stderr, "Reducing via rule %d (line %d), ",
- yyn, yyrline[yyn]);
-
- /* Print the symbols being reduced, and their result. */
- for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
- fprintf (stderr, "%s ", yytname[yyrhs[i]]);
- fprintf (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;}
-}
- /* the action file gets copied in in place of this dollarsign */
-#line 543 "/usr/local/share/bison.simple"
-\f
- yyvsp -= yylen;
- yyssp -= yylen;
-#ifdef YYLSP_NEEDED
- yylsp -= yylen;
-#endif
-
-#if YYDEBUG != 0
- if (yydebug)
- {
- short *ssp1 = yyss - 1;
- fprintf (stderr, "state stack now");
- while (ssp1 != yyssp)
- fprintf (stderr, " %d", *++ssp1);
- fprintf (stderr, "\n");
- }
-#endif
-
- *++yyvsp = yyval;
-
-#ifdef YYLSP_NEEDED
- yylsp++;
- if (yylen == 0)
- {
- yylsp->first_line = yylloc.first_line;
- yylsp->first_column = yylloc.first_column;
- yylsp->last_line = (yylsp-1)->last_line;
- yylsp->last_column = (yylsp-1)->last_column;
- yylsp->text = 0;
- }
- else
- {
- yylsp->last_line = (yylsp+yylen-1)->last_line;
- yylsp->last_column = (yylsp+yylen-1)->last_column;
- }
-#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 */
-
- if (! yyerrstatus)
- /* If not already recovering from an error, report this error. */
- {
- ++yynerrs;
-
-#ifdef YYERROR_VERBOSE
- yyn = yypact[yystate];
-
- if (yyn > YYFLAG && yyn < YYLAST)
- {
- int size = 0;
- char *msg;
- int x, count;
-
- count = 0;
- /* Start X at -yyn if nec to avoid negative indexes in yycheck. */
- for (x = (yyn < 0 ? -yyn : 0);
- x < (sizeof(yytname) / sizeof(char *)); x++)
- if (yycheck[x + yyn] == x)
- size += strlen(yytname[x]) + 15, count++;
- msg = (char *) malloc(size + 15);
- if (msg != 0)
- {
- strcpy(msg, "parse error");
-
- if (count < 5)
- {
- count = 0;
- for (x = (yyn < 0 ? -yyn : 0);
- x < (sizeof(yytname) / sizeof(char *)); x++)
- if (yycheck[x + yyn] == x)
- {
- strcat(msg, count == 0 ? ", expecting `" : " or `");
- strcat(msg, yytname[x]);
- strcat(msg, "'");
- count++;
- }
- }
- yyerror(msg);
- free(msg);
- }
- else
- yyerror ("parse error; also virtual memory exceeded");
- }
- else
-#endif /* YYERROR_VERBOSE */
- yyerror("parse error");
- }
-
- goto yyerrlab1;
-yyerrlab1: /* here on error raised explicitly by an action */
-
- 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;
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
-#endif
-
- 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. */
-
-#if 0
- /* This is wrong; only states that explicitly want error tokens
- should shift them. */
- yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
- if (yyn) goto yydefault;
-#endif
-
-yyerrpop: /* pop the current state because it cannot handle the error token */
-
- if (yyssp == yyss) YYABORT;
- yyvsp--;
- yystate = *--yyssp;
-#ifdef YYLSP_NEEDED
- yylsp--;
-#endif
-
-#if YYDEBUG != 0
- if (yydebug)
- {
- short *ssp1 = yyss - 1;
- fprintf (stderr, "Error: state stack now");
- while (ssp1 != yyssp)
- fprintf (stderr, " %d", *++ssp1);
- fprintf (stderr, "\n");
- }
-#endif
-
-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;
-
-#if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Shifting error token, ");
-#endif
-
- *++yyvsp = yylval;
-#ifdef YYLSP_NEEDED
- *++yylsp = yylloc;
-#endif
-
- yystate = yyn;
- goto yynewstate;
-
- yyacceptlab:
- /* YYACCEPT comes here. */
- if (yyfree_stacks)
- {
- free (yyss);
- free (yyvs);
-#ifdef YYLSP_NEEDED
- free (yyls);
-#endif
- }
- return 0;
-
- yyabortlab:
- /* YYABORT comes here. */
- if (yyfree_stacks)
- {
- free (yyss);
- free (yyvs);
-#ifdef YYLSP_NEEDED
- free (yyls);
-#endif
- }
- return 1;
-}
-#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. */
-}
projects / pspp / commitdiff