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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
aacf3b48 LP |
2 | #ifndef foosdcommonhfoo |
3 | #define foosdcommonhfoo | |
4 | ||
5 | /*** | |
aacf3b48 LP |
6 | systemd is free software; you can redistribute it and/or modify it |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
10b17992 | 20 | /* This is a private header; never even think of including this directly! */ |
aacf3b48 | 21 | |
1070d271 ZJS |
22 | #if defined(__INCLUDE_LEVEL__) && __INCLUDE_LEVEL__ <= 1 |
23 | # error "Do not include _sd-common.h directly; it is a private header." | |
fd1b903a LP |
24 | #endif |
25 | ||
aacf3b48 LP |
26 | #ifndef _sd_printf_ |
27 | # if __GNUC__ >= 4 | |
28 | # define _sd_printf_(a,b) __attribute__ ((format (printf, a, b))) | |
29 | # else | |
30 | # define _sd_printf_(a,b) | |
31 | # endif | |
32 | #endif | |
33 | ||
34 | #ifndef _sd_sentinel_ | |
35 | # define _sd_sentinel_ __attribute__((sentinel)) | |
36 | #endif | |
37 | ||
38 | #ifndef _sd_packed_ | |
39 | # define _sd_packed_ __attribute__((packed)) | |
40 | #endif | |
41 | ||
98f91566 LP |
42 | #ifndef _sd_pure_ |
43 | # define _sd_pure_ __attribute__((pure)) | |
44 | #endif | |
45 | ||
0095c454 LP |
46 | #ifndef _SD_STRINGIFY |
47 | # define _SD_XSTRINGIFY(x) #x | |
48 | # define _SD_STRINGIFY(x) _SD_XSTRINGIFY(x) | |
49 | #endif | |
50 | ||
51 | #ifndef _SD_BEGIN_DECLARATIONS | |
52 | # ifdef __cplusplus | |
53 | # define _SD_BEGIN_DECLARATIONS \ | |
54 | extern "C" { \ | |
20ba6c2e | 55 | struct _sd_useless_struct_to_allow_trailing_semicolon_ |
0095c454 LP |
56 | # else |
57 | # define _SD_BEGIN_DECLARATIONS \ | |
20ba6c2e | 58 | struct _sd_useless_struct_to_allow_trailing_semicolon_ |
0095c454 LP |
59 | # endif |
60 | #endif | |
61 | ||
62 | #ifndef _SD_END_DECLARATIONS | |
63 | # ifdef __cplusplus | |
64 | # define _SD_END_DECLARATIONS \ | |
65 | } \ | |
20ba6c2e | 66 | struct _sd_useless_cpp_struct_to_allow_trailing_semicolon_ |
0095c454 LP |
67 | # else |
68 | # define _SD_END_DECLARATIONS \ | |
20ba6c2e | 69 | struct _sd_useless_struct_to_allow_trailing_semicolon_ |
0095c454 | 70 | # endif |
aacf3b48 LP |
71 | #endif |
72 | ||
4afd3348 | 73 | #define _SD_DEFINE_POINTER_CLEANUP_FUNC(type, func) \ |
0cb27225 | 74 | static __inline__ void func##p(type **p) { \ |
4afd3348 LP |
75 | if (*p) \ |
76 | func(*p); \ | |
77 | } \ | |
20ba6c2e | 78 | struct _sd_useless_struct_to_allow_trailing_semicolon_ |
4afd3348 | 79 | |
aacf3b48 | 80 | #endif |