ament_index_cpp
master
C++ API to access the ament resource index.
include
ament_index_cpp
visibility_control.h
1
// Copyright 2015 Open Source Robotics Foundation, Inc.
2
//
3
// Licensed under the Apache License, Version 2.0 (the "License");
4
// you may not use this file except in compliance with the License.
5
// You may obtain a copy of the License at
6
//
7
// http://www.apache.org/licenses/LICENSE-2.0
8
//
9
// Unless required by applicable law or agreed to in writing, software
10
// distributed under the License is distributed on an "AS IS" BASIS,
11
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12
// See the License for the specific language governing permissions and
13
// limitations under the License.
14
15
#ifndef AMENT_INDEX_CPP__VISIBILITY_CONTROL_H_
16
#define AMENT_INDEX_CPP__VISIBILITY_CONTROL_H_
17
18
#if __cplusplus
19
extern
"C"
20
{
21
#endif
22
23
// This logic was borrowed (then namespaced) from the examples on the gcc wiki:
24
// https://gcc.gnu.org/wiki/Visibility
25
26
#if defined _WIN32 || defined __CYGWIN__
27
#ifdef __GNUC__
28
#define AMENT_INDEX_CPP_EXPORT __attribute__ ((dllexport))
29
#define AMENT_INDEX_CPP_IMPORT __attribute__ ((dllimport))
30
#else
31
#define AMENT_INDEX_CPP_EXPORT __declspec(dllexport)
32
#define AMENT_INDEX_CPP_IMPORT __declspec(dllimport)
33
#endif
34
#ifdef AMENT_INDEX_CPP_BUILDING_DLL
35
#define AMENT_INDEX_CPP_PUBLIC AMENT_INDEX_CPP_EXPORT
36
#else
37
#define AMENT_INDEX_CPP_PUBLIC AMENT_INDEX_CPP_IMPORT
38
#endif
39
#define AMENT_INDEX_CPP_LOCAL
40
#else
41
#define AMENT_INDEX_CPP_EXPORT __attribute__ ((visibility("default")))
42
#define AMENT_INDEX_CPP_IMPORT
43
#if __GNUC__ >= 4
44
#define AMENT_INDEX_CPP_PUBLIC __attribute__ ((visibility("default")))
45
#define AMENT_INDEX_CPP_LOCAL __attribute__ ((visibility("hidden")))
46
#else
47
#define AMENT_INDEX_CPP_PUBLIC
48
#define AMENT_INDEX_CPP_LOCAL
49
#endif
50
#endif
51
52
#if __cplusplus
53
}
54
#endif
55
56
#endif // AMENT_INDEX_CPP__VISIBILITY_CONTROL_H_
Generated by
1.8.17