GDAL

ogr_expat.h
1/******************************************************************************
2 * $Id$
3 *
4 * Project: OGR
5 * Purpose: Convenience function for parsing with Expat library
6 * Author: Even Rouault, even dot rouault at spatialys.com
7 *
8 ******************************************************************************
9 * Copyright (c) 2009, Even Rouault <even dot rouault at spatialys.com>
10 *
11 * SPDX-License-Identifier: MIT
12 ****************************************************************************/
13
14#ifndef OGR_EXPATH_INCLUDED
15#define OGR_EXPATH_INCLUDED
16
17#ifdef HAVE_EXPAT
18
19#include "cpl_port.h"
20#include <expat.h>
21
22#include <memory>
23
24/* Compatibility stuff for expat >= 1.95.0 and < 1.95.7 */
25#ifndef XMLCALL
26#define XMLCALL
27#endif
28#ifndef XML_STATUS_OK
29#define XML_STATUS_OK 1
30#define XML_STATUS_ERROR 0
31#endif
32
33/* XML_StopParser only available for expat >= 1.95.8 */
34#if !defined(XML_MAJOR_VERSION) || \
35 (XML_MAJOR_VERSION * 10000 + XML_MINOR_VERSION * 100 + \
36 XML_MICRO_VERSION) < 19508
37#define XML_StopParser(parser, resumable)
38#warning \
39 "Expat version is too old and does not have XML_StopParser. Corrupted files could hang OGR"
40#endif
41
42/* Only for internal use ! */
43XML_Parser CPL_DLL OGRCreateExpatXMLParser(void);
44
45//
47 struct CPL_DLL OGRExpatUniquePtrDeleter
48{
49 void operator()(XML_Parser oParser) const
50 {
51 XML_ParserFree(oParser);
52 }
53};
54
56
60 using OGRExpatUniquePtr =
61 std::unique_ptr<XML_ParserStruct, OGRExpatUniquePtrDeleter>;
62
63#endif /* HAVE_EXPAT */
64
65#endif /* OGR_EXPATH_INCLUDED */
cpl_port.h
Core portability definitions for CPL.