GDAL
cpl_json_header.h
1 /******************************************************************************
2  *
3  * Project: GDAL
4  * Purpose: Includes json-c header
5  * Author: Even Rouault <even dot rouault at spatialys dot com>
6  *
7  ******************************************************************************
8  * Copyright (c) 2016, Even Rouault <even dot rouault at spatialys dot com>
9  *
10  * Permission is hereby granted, free of charge, to any person obtaining a
11  * copy of this software and associated documentation files (the "Software"),
12  * to deal in the Software without restriction, including without limitation
13  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
14  * and/or sell copies of the Software, and to permit persons to whom the
15  * Software is furnished to do so, subject to the following conditions:
16  *
17  * The above copyright notice and this permission notice shall be included
18  * in all copies or substantial portions of the Software.
19  *
20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26  * DEALINGS IN THE SOFTWARE.
27  *****************************************************************************/
28 
29 #ifndef OGR_JSON_HEADER_H
30 #define OGR_JSON_HEADER_H
31 
32 #if ((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)) && \
33  !defined(_MSC_VER))
34 #pragma GCC system_header
35 #endif
36 
37 #ifdef _MSC_VER
38 #pragma warning(push)
39 // json_inttypes.h(18,1): warning C4005: 'PRId64': macro redefinition.
40 #pragma warning(disable : 4005)
41 #endif
42 
43 #include <json.h>
44 
45 #ifdef _MSC_VER
46 #pragma warning(pop)
47 #endif
48 
49 #undef json_object_object_foreachC
50 #define json_object_object_foreachC(obj, iter) \
51  for (iter.entry = json_object_get_object(obj)->head; \
52  (iter.entry \
53  ? (iter.key = (char *)iter.entry->k, \
54  iter.val = (struct json_object *)iter.entry->v, iter.entry) \
55  : nullptr) != nullptr; \
56  iter.entry = iter.entry->next)
57 
59 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
60 
61 extern "C++"
62 {
63 #ifndef DOXYGEN_SKIP
64 #include <memory>
65 #endif
66 
67  struct JsonObjectReleaser
68  {
69  void operator()(json_object *poObj) const
70  {
71  json_object_put(poObj);
72  }
73  };
74 
75  using JsonObjectUniquePtr =
76  std::unique_ptr<json_object, JsonObjectReleaser>;
77 
78 } // extern "C++"
79 
80 #endif /* def __cplusplus && !CPL_SUPRESS_CPLUSPLUS */
83 #endif /* OGR_JSON_HEADER_H */