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 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
17 *
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
20 *
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
26 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
27 * DEALINGS IN THE SOFTWARE.
28 ****************************************************************************/
29
30 #ifndef OGR_EXPATH_INCLUDED
31 #define OGR_EXPATH_INCLUDED
32
33 #ifdef HAVE_EXPAT
34
35 #include "cpl_port.h"
36 #include <expat.h>
37
38 #include <memory>
39
40 /* Compatibility stuff for expat >= 1.95.0 and < 1.95.7 */
41 #ifndef XMLCALL
42 #define XMLCALL
43 #endif
44 #ifndef XML_STATUS_OK
45 #define XML_STATUS_OK 1
46 #define XML_STATUS_ERROR 0
47 #endif
48
49 /* XML_StopParser only available for expat >= 1.95.8 */
50 #if !defined(XML_MAJOR_VERSION) || \
51 (XML_MAJOR_VERSION * 10000 + XML_MINOR_VERSION * 100 + \
52 XML_MICRO_VERSION) < 19508
53 #define XML_StopParser(parser, resumable)
54 #warning \
55 "Expat version is too old and does not have XML_StopParser. Corrupted files could hang OGR"
56 #endif
57
58 /* Only for internal use ! */
59 XML_Parser CPL_DLL OGRCreateExpatXMLParser(void);
60
61 //
63 struct CPL_DLL OGRExpatUniquePtrDeleter
64 {
65 void operator()(XML_Parser oParser) const
66 {
67 XML_ParserFree(oParser);
68 }
69 };
71
75 using OGRExpatUniquePtr =
76 std::unique_ptr<XML_ParserStruct, OGRExpatUniquePtrDeleter>;
77
78 #endif /* HAVE_EXPAT */
79
80 #endif /* OGR_EXPATH_INCLUDED */
cpl_port.h