libdap Updated for version 3.20.11
libdap4 is an implementation of OPeNDAP's DAP protocol.
parser.h
1
2// -*- mode: c++; c-basic-offset:4 -*-
3
4// This file is part of libdap, A C++ implementation of the OPeNDAP Data
5// Access Protocol.
6
7// Copyright (c) 2002,2003 OPeNDAP, Inc.
8// Author: James Gallagher <jgallagher@opendap.org>
9//
10// This library is free software; you can redistribute it and/or
11// modify it under the terms of the GNU Lesser General Public
12// License as published by the Free Software Foundation; either
13// version 2.1 of the License, or (at your option) any later version.
14//
15// This library is distributed in the hope that it will be useful,
16// but WITHOUT ANY WARRANTY; without even the implied warranty of
17// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18// Lesser General Public License for more details.
19//
20// You should have received a copy of the GNU Lesser General Public
21// License along with this library; if not, write to the Free Software
22// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23//
24// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
25
26// (c) COPYRIGHT URI/MIT 1994-1999
27// Please read the full copyright statement in the file COPYRIGHT_URI.
28//
29// Authors:
30// jhrg,jimg James Gallagher <jgallagher@gso.uri.edu>
31
32// Constants, types and function prototypes for use with the DAP parsers.
33//
34// jhrg 2/3/96
35
36#ifndef _parser_h
37#define _parser_h
38
39#ifndef _error_h
40#include "Error.h"
41#endif
42
43#define YYDEBUG 1
44#undef YYERROR_VERBOSE
45#define YY_NO_UNPUT 1
46
47#define ID_MAX 256
48
49#ifndef TRUE
50#define TRUE 1
51#define FALSE 0
52#endif
53
54namespace libdap
55{
56
69{
70 void *_object; // nominally a pointer to an object
71 Error *_error; // a pointer to an Error object
72 int _status; // parser status
73
74 parser_arg() : _object(0), _error(0), _status(1)
75 {}
76 parser_arg(void *obj) : _object(obj), _error(0), _status(1)
77 {}
78 virtual ~parser_arg()
79 {
80 if (_error) {
81 delete _error; _error = 0;
82 }
83 }
84
85 void *object()
86 {
87 return _object;
88 }
89 void set_object(void *obj)
90 {
91 _object = obj;
92 }
93 Error *error()
94 {
95 return _error;
96 }
97 void set_error(Error *obj)
98 {
99 _error = obj;
100 }
101 int status()
102 {
103 return _status;
104 }
105 void set_status(int val = 0)
106 {
107 _status = val;
108 }
109};
110
130void parse_error(parser_arg *arg, const char *s, const int line_num = 0,
131 const char *context = 0);
132void parse_error(const string &msg, const int line_num,
133 const char *context = 0);
135
136} // namespace libdap
137
138#include "parser-util.h"
139
140#endif // _parser_h
141
A class for error processing.
Definition: Error.h:94
top level DAP object to house generic methods
Definition: AlarmHandler.h:36
Pass parameters by reference to a parser.
Definition: parser.h:69