xref: /aosp_15_r20/external/perfetto/include/perfetto/base/export.h (revision 6dbdd20afdafa5e3ca9b8809fa73465d530080dc)
1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef INCLUDE_PERFETTO_BASE_EXPORT_H_
18 #define INCLUDE_PERFETTO_BASE_EXPORT_H_
19 
20 #include "perfetto/base/build_config.h"
21 #include "perfetto/public/abi/export.h"
22 
23 // PERFETTO_EXPORT_COMPONENT: Exports a symbol among C++ components when
24 // building with is_component = true (mostly used by chromium build).
25 #if PERFETTO_BUILDFLAG(PERFETTO_COMPONENT_BUILD)
26 
27 #if defined(PERFETTO_IMPLEMENTATION)
28 #define PERFETTO_EXPORT_COMPONENT PERFETTO_INTERNAL_DLL_EXPORT
29 #else
30 #define PERFETTO_EXPORT_COMPONENT PERFETTO_INTERNAL_DLL_IMPORT
31 #endif
32 
33 #else  // !PERFETTO_BUILDFLAG(PERFETTO_COMPONENT_BUILD)
34 
35 #if !defined(PERFETTO_EXPORT_COMPONENT)
36 #define PERFETTO_EXPORT_COMPONENT
37 #endif  // !defined(PERFETTO_EXPORT_COMPONENT)
38 
39 #endif  // PERFETTO_BUILDFLAG(PERFETTO_COMPONENT_BUILD)
40 
41 #endif  // INCLUDE_PERFETTO_BASE_EXPORT_H_
42