Component creation
[babeltrace.git] / include / babeltrace / plugin / plugin-macros.h
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1#ifndef BABELTRACE_PLUGIN_H
2#define BABELTRACE_PLUGIN_H
3
4/*
5 * BabelTrace - Babeltrace Plug-in Helper Macros
6 *
7 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Copyright 2015 Philippe Proulx <pproulx@efficios.com>
9 *
10 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
11 *
12 * Permission is hereby granted, free of charge, to any person obtaining a copy
13 * of this software and associated documentation files (the "Software"), to deal
14 * in the Software without restriction, including without limitation the rights
15 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16 * copies of the Software, and to permit persons to whom the Software is
17 * furnished to do so, subject to the following conditions:
18 *
19 * The above copyright notice and this permission notice shall be included in
20 * all copies or substantial portions of the Software.
21 *
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28 * SOFTWARE.
29 */
30
31#include <babeltrace/plugin/component-factory.h>
32#include <babeltrace/plugin/component.h>
33
34/* A plugin must define the __bt_plugin_init symbol */
35#define BT_PLUGIN_NAME(_x) const char __bt_plugin_name[] = (_x)
36#define BT_PLUGIN_AUTHOR(_x) const char __bt_plugin_author[] = (_x)
37#define BT_PLUGIN_LICENSE(_x) const char __bt_plugin_license[] = (_x)
38#define BT_PLUGIN_INIT(_x) bt_plugin_init_func __bt_plugin_init = (_x)
39#define BT_PLUGIN_EXIT(_x) bt_plugin_exit_func __bt_plugin_exit = (_x)
40
41#define BT_PLUGIN_COMPONENT_CLASSES_BEGIN \
42 enum bt_component_status __bt_plugin_register_component_classes(\
43 struct bt_component_factory *factory)\
44 {
45
46#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_ENTRY(_name, _init) \
47 bt_component_factory_register_source_component_class(factory, \
48 _name, _init);
49
50#define BT_PLUGIN_SINK_COMPONENT_CLASS_ENTRY(_name, _init) \
51 bt_component_factory_register_sink_component_class(factory, \
52 _name, _init);
53
54#define BT_PLUGIN_COMPONENT_CLASSES_END\
55 \
56 return BT_COMPONENT_STATUS_OK;\
57}\
58 \
59 BT_PLUGIN_INIT(__bt_plugin_register_component_classes);\
60
61#endif /* BABELTRACE_PLUGIN_MACROS_H */
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