Use GCC builtins for round functions if desired.
[glibc.git] / misc / makedev.c
blobe4d295ec8a7f0a1580e0d1c8adb9e982d716da64
1 /* Definitions of functions to access `dev_t' values.
2 Copyright (C) 2003-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
19 #include <features.h>
21 #undef __USE_EXTERN_INLINES
22 #define __SYSMACROS_NEED_IMPLEMENTATION
23 #include <sys/sysmacros.h>
25 #define OUT_OF_LINE_IMPL_TEMPL(rtype, name, proto) \
26 rtype __gnu_dev_##name proto
28 __SYSMACROS_DEFINE_MAJOR(OUT_OF_LINE_IMPL_TEMPL)
29 weak_alias (__gnu_dev_major, gnu_dev_major)
30 libc_hidden_weak (gnu_dev_major)
31 __SYSMACROS_DEFINE_MINOR(OUT_OF_LINE_IMPL_TEMPL)
32 weak_alias (__gnu_dev_minor, gnu_dev_minor)
33 libc_hidden_weak (gnu_dev_minor)
34 __SYSMACROS_DEFINE_MAKEDEV(OUT_OF_LINE_IMPL_TEMPL)
35 weak_alias (__gnu_dev_makedev, gnu_dev_makedev)
36 libc_hidden_weak (gnu_dev_makedev)