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git.ipfire.org Git - thirdparty/systemd.git/blob - src/systemd/_sd-common.h
1 /* SPDX-License-Identifier: LGPL-2.1+ */
2 #ifndef foosdcommonhfoo
3 #define foosdcommonhfoo
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.
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.
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/>.
20 /* This is a private header; never even think of including this directly! */
22 #if defined(__INCLUDE_LEVEL__) && __INCLUDE_LEVEL__ <= 1
23 # error "Do not include _sd-common.h directly; it is a private header."
26 typedef void (*_sd_destroy_t
)(void *userdata
);
30 # define _sd_printf_(a,b) __attribute__((__format__(printf, a, b)))
32 # define _sd_printf_(a,b)
37 # define _sd_sentinel_ __attribute__((__sentinel__))
41 # define _sd_packed_ __attribute__((__packed__))
45 # define _sd_pure_ __attribute__((__pure__))
49 # define _SD_XSTRINGIFY(x) #x
50 # define _SD_STRINGIFY(x) _SD_XSTRINGIFY(x)
53 #ifndef _SD_BEGIN_DECLARATIONS
55 # define _SD_BEGIN_DECLARATIONS \
57 struct _sd_useless_struct_to_allow_trailing_semicolon_
59 # define _SD_BEGIN_DECLARATIONS \
60 struct _sd_useless_struct_to_allow_trailing_semicolon_
64 #ifndef _SD_END_DECLARATIONS
66 # define _SD_END_DECLARATIONS \
68 struct _sd_useless_cpp_struct_to_allow_trailing_semicolon_
70 # define _SD_END_DECLARATIONS \
71 struct _sd_useless_struct_to_allow_trailing_semicolon_
75 #ifndef _SD_ARRAY_STATIC
76 # if __STDC_VERSION__ >= 199901L
77 # define _SD_ARRAY_STATIC static
79 # define _SD_ARRAY_STATIC
83 #define _SD_DEFINE_POINTER_CLEANUP_FUNC(type, func) \
84 static __inline__ void func##p(type **p) { \
88 struct _sd_useless_struct_to_allow_trailing_semicolon_