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aacf3b48 LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | #ifndef foosdcommonhfoo | |
4 | #define foosdcommonhfoo | |
5 | ||
6 | /*** | |
7 | This file is part of systemd. | |
8 | ||
9 | Copyright 2013 Lennart Poettering | |
10 | ||
11 | systemd is free software; you can redistribute it and/or modify it | |
12 | under the terms of the GNU Lesser General Public License as published by | |
13 | the Free Software Foundation; either version 2.1 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | systemd is distributed in the hope that it will be useful, but | |
17 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | Lesser General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU Lesser General Public License | |
22 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
23 | ***/ | |
24 | ||
10b17992 | 25 | /* This is a private header; never even think of including this directly! */ |
aacf3b48 | 26 | |
fd1b903a | 27 | #if __INCLUDE_LEVEL__ <= 1 |
10b17992 | 28 | #error "Do not include _sd-common.h directly; it is a private header." |
fd1b903a LP |
29 | #endif |
30 | ||
aacf3b48 LP |
31 | #ifndef _sd_printf_ |
32 | # if __GNUC__ >= 4 | |
33 | # define _sd_printf_(a,b) __attribute__ ((format (printf, a, b))) | |
34 | # else | |
35 | # define _sd_printf_(a,b) | |
36 | # endif | |
37 | #endif | |
38 | ||
39 | #ifndef _sd_sentinel_ | |
40 | # define _sd_sentinel_ __attribute__((sentinel)) | |
41 | #endif | |
42 | ||
43 | #ifndef _sd_packed_ | |
44 | # define _sd_packed_ __attribute__((packed)) | |
45 | #endif | |
46 | ||
98f91566 LP |
47 | #ifndef _sd_pure_ |
48 | # define _sd_pure_ __attribute__((pure)) | |
49 | #endif | |
50 | ||
0095c454 LP |
51 | #ifndef _SD_STRINGIFY |
52 | # define _SD_XSTRINGIFY(x) #x | |
53 | # define _SD_STRINGIFY(x) _SD_XSTRINGIFY(x) | |
54 | #endif | |
55 | ||
56 | #ifndef _SD_BEGIN_DECLARATIONS | |
57 | # ifdef __cplusplus | |
58 | # define _SD_BEGIN_DECLARATIONS \ | |
59 | extern "C" { \ | |
60 | struct __useless_struct_to_allow_trailing_semicolon__ | |
61 | # else | |
62 | # define _SD_BEGIN_DECLARATIONS \ | |
63 | struct __useless_struct_to_allow_trailing_semicolon__ | |
64 | # endif | |
65 | #endif | |
66 | ||
67 | #ifndef _SD_END_DECLARATIONS | |
68 | # ifdef __cplusplus | |
69 | # define _SD_END_DECLARATIONS \ | |
70 | } \ | |
71 | struct __useless_struct_to_allow_trailing_semicolon__ | |
72 | # else | |
73 | # define _SD_END_DECLARATIONS \ | |
74 | struct __useless_struct_to_allow_trailing_semicolon__ | |
75 | # endif | |
aacf3b48 LP |
76 | #endif |
77 | ||
4afd3348 LP |
78 | #define _SD_DEFINE_POINTER_CLEANUP_FUNC(type, func) \ |
79 | static inline void func##p(type **p) { \ | |
80 | if (*p) \ | |
81 | func(*p); \ | |
82 | } \ | |
83 | struct __useless_struct_to_allow_trailing_semicolon__ | |
84 | ||
aacf3b48 | 85 | #endif |