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924dc299 PP |
1 | #ifndef BABELTRACE2_GRAPH_GRAPH_CONST_H |
2 | #define BABELTRACE2_GRAPH_GRAPH_CONST_H | |
784cdc68 JG |
3 | |
4 | /* | |
bbb7b5f0 | 5 | * Copyright (c) 2010-2019 EfficiOS Inc. and Linux Foundation |
784cdc68 | 6 | * |
784cdc68 JG |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
23 | * SOFTWARE. | |
24 | */ | |
25 | ||
4fa90f32 PP |
26 | #ifndef __BT_IN_BABELTRACE_H |
27 | # error "Please include <babeltrace2/babeltrace.h> instead." | |
28 | #endif | |
29 | ||
3fadfbc0 | 30 | #include <babeltrace2/types.h> |
73d5c1ad | 31 | |
784cdc68 JG |
32 | #ifdef __cplusplus |
33 | extern "C" { | |
34 | #endif | |
35 | ||
b19ff26f | 36 | extern void bt_graph_get_ref(const bt_graph *graph); |
c5b9b441 | 37 | |
b19ff26f | 38 | extern void bt_graph_put_ref(const bt_graph *graph); |
c5b9b441 PP |
39 | |
40 | #define BT_GRAPH_PUT_REF_AND_RESET(_var) \ | |
41 | do { \ | |
42 | bt_graph_put_ref(_var); \ | |
43 | (_var) = NULL; \ | |
44 | } while (0) | |
45 | ||
46 | #define BT_GRAPH_MOVE_REF(_var_dst, _var_src) \ | |
47 | do { \ | |
48 | bt_graph_put_ref(_var_dst); \ | |
49 | (_var_dst) = (_var_src); \ | |
50 | (_var_src) = NULL; \ | |
51 | } while (0) | |
52 | ||
784cdc68 JG |
53 | #ifdef __cplusplus |
54 | } | |
55 | #endif | |
56 | ||
924dc299 | 57 | #endif /* BABELTRACE2_GRAPH_GRAPH_CONST_H */ |