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git.proxmox.com Git - mirror_lxc.git/blob - src/lxc/compiler.h
3 * Copyright © 2018 Christian Brauner <christian.brauner@ubuntu.com>.
4 * Copyright © 2018 Canonical Ltd.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but 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 this library; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef __LXC_COMPILER_H
22 #define __LXC_COMPILER_H
31 #if __STDC_VERSION__ >= 201112L && \
32 !(defined(__STDC_NO_THREADS__) || \
33 (defined(__GNU_LIBRARY__) && __GLIBC__ == 2 && __GLIBC_MINOR__ < 16))
34 #define thread_local _Thread_local
36 #define thread_local __thread
41 #define __fallthrough /* fall through */
45 # if __STDC_VERSION__ >= 201112L
47 # define __noreturn _Noreturn
49 # define __noreturn __attribute__((__noreturn__))
52 # define __noreturn __attribute__((__noreturn__))
54 # define __noreturn __attribute__((noreturn))
59 # define __hot __attribute__((hot))
62 #ifndef __returns_twice
63 #define __returns_twice __attribute__((returns_twice))
68 #endif /* __LXC_COMPILER_H */