ast_expr2.c

/* A Bison parser, made by GNU Bison 2.3.  */

/* Skeleton implementation for Bison's Yacc-like parsers in C

   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
   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, you may create a larger work that contains
   part or all of the Bison parser skeleton and distribute that work
   under terms of your choice, so long as that work isn't itself a
   parser generator using the skeleton or a modified version thereof
   as a parser skeleton.  Alternatively, if you modify or redistribute
   the parser skeleton itself, you may (at your option) remove this
   special exception, which will cause the skeleton and the resulting
   Bison output files to be licensed under the GNU General Public
   License without this special exception.

   This special exception was added by the Free Software Foundation in
   version 2.2 of Bison.  */

/* C LALR(1) parser skeleton written by Richard Stallman, by
   simplifying the original so-called "semantic" parser.  */

/* 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.  */

/* Identify Bison output.  */
#define YYBISON 1

/* Bison version.  */
#define YYBISON_VERSION "2.3"

/* Skeleton name.  */
#define YYSKELETON_NAME "yacc.c"

/* Pure parsers.  */
#define YYPURE 1

/* Using locations.  */
#define YYLSP_NEEDED 1

/* Substitute the variable and function names.  */
#define yyparse ast_yyparse
#define yylex   ast_yylex
#define yyerror ast_yyerror
#define yylval  ast_yylval
#define yychar  ast_yychar
#define yydebug ast_yydebug
#define yynerrs ast_yynerrs
#define yylloc ast_yylloc

/* Tokens.  */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
   /* Put the tokens into the symbol table, so that GDB and other debuggers
      know about them.  */
   enum yytokentype {
     TOK_COLONCOLON = 258,
     TOK_COND = 259,
     TOK_OR = 260,
     TOK_AND = 261,
     TOK_NE = 262,
     TOK_LE = 263,
     TOK_GE = 264,
     TOK_LT = 265,
     TOK_GT = 266,
     TOK_EQ = 267,
     TOK_MINUS = 268,
     TOK_PLUS = 269,
     TOK_MOD = 270,
     TOK_DIV = 271,
     TOK_MULT = 272,
     TOK_COMPL = 273,
     TOK_EQTILDE = 274,
     TOK_COLON = 275,
     TOK_LP = 276,
     TOK_RP = 277,
     TOKEN = 278
   };
#endif
/* Tokens.  */
#define TOK_COLONCOLON 258
#define TOK_COND 259
#define TOK_OR 260
#define TOK_AND 261
#define TOK_NE 262
#define TOK_LE 263
#define TOK_GE 264
#define TOK_LT 265
#define TOK_GT 266
#define TOK_EQ 267
#define TOK_MINUS 268
#define TOK_PLUS 269
#define TOK_MOD 270
#define TOK_DIV 271
#define TOK_MULT 272
#define TOK_COMPL 273
#define TOK_EQTILDE 274
#define TOK_COLON 275
#define TOK_LP 276
#define TOK_RP 277
#define TOKEN 278




/* Copy the first part of user declarations.  */
#line 1 "ast_expr2.y"

/* Written by Pace Willisson (pace@blitz.com) 
 * and placed in the public domain.
 *
 * Largely rewritten by J.T. Conklin (jtc@wimsey.com)
 *
 * And then overhauled twice by Steve Murphy (murf@e-tools.com)
 * to add double-quoted strings, allow mult. spaces, improve
 * error messages, and then to fold in a flex scanner for the 
 * yylex operation.
 *
 * $FreeBSD: src/bin/expr/expr.y,v 1.16 2000/07/22 10:59:36 se Exp $
 */

#include "asterisk.h"

#ifndef STANDALONE
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#endif

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <unistd.h>
#include <ctype.h>
#if !defined(SOLARIS) && !defined(__CYGWIN__)
#include <err.h>
#else
#define quad_t int64_t
#endif
#include <errno.h>
#include <regex.h>
#include <limits.h>

#include "asterisk/ast_expr.h"
#include "asterisk/logger.h"

#if defined(LONG_LONG_MIN) && !defined(QUAD_MIN)
#define QUAD_MIN LONG_LONG_MIN
#endif
#if defined(LONG_LONG_MAX) && !defined(QUAD_MAX)
#define QUAD_MAX LONG_LONG_MAX
#endif

#  if ! defined(QUAD_MIN)
#   define QUAD_MIN     (-0x7fffffffffffffffLL-1)
#  endif
#  if ! defined(QUAD_MAX)
#   define QUAD_MAX     (0x7fffffffffffffffLL)
#  endif

#define YYPARSE_PARAM parseio
#define YYLEX_PARAM ((struct parse_io *)parseio)->scanner
#define YYERROR_VERBOSE 1
extern char extra_error_message[4095];
extern int extra_error_message_supplied;

enum valtype {
	AST_EXPR_integer, AST_EXPR_numeric_string, AST_EXPR_string
} ;

#ifdef STANDALONE
void ast_log(int level, const char *file, int line, const char *function, const char *fmt, ...) __attribute__ ((format (printf,5,6)));
#endif

struct val {
	enum valtype type;
	union {
		char *s;
		quad_t i;
	} u;