1 /* Definitions of macros to access 'dev_t' values. Internal header. 2 Copyright (C) 2018-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 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. 9 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. 14 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/>. */ 18 19 #ifndef _ISOMAC 20 # define __SYSMACROS_NEED_IMPLEMENTATION 21 #endif 22 23 #include <misc/sys/sysmacros.h> 24 25 #if !defined _SYS_SYSMACROS_H_WRAPPER && !defined _ISOMAC 26 # define _SYS_SYSMACROS_H_WRAPPER 1 27 28 libc_hidden_proto (gnu_dev_major) 29 libc_hidden_proto (gnu_dev_minor) 30 libc_hidden_proto (gnu_dev_makedev) 31 32 # undef __SYSMACROS_DECL_TEMPL 33 # define __SYSMACROS_DECL_TEMPL(rtype, name, proto) \ 34 extern rtype __gnu_dev_##name proto \ 35 __THROW __attribute_const__ attribute_hidden; 36 37 # undef __SYSMACROS_IMPL_TEMPL 38 # define __SYSMACROS_IMPL_TEMPL(rtype, name, proto) \ 39 __extension__ __extern_inline __attribute_const__ rtype \ 40 __NTH (__gnu_dev_##name proto) 41 42 __SYSMACROS_DECLARE_MAJOR (__SYSMACROS_DECL_TEMPL) 43 __SYSMACROS_DECLARE_MINOR (__SYSMACROS_DECL_TEMPL) 44 __SYSMACROS_DECLARE_MAKEDEV (__SYSMACROS_DECL_TEMPL) 45 46 # ifdef __USE_EXTERN_INLINES 47 __SYSMACROS_DEFINE_MAJOR (__SYSMACROS_IMPL_TEMPL) 48 __SYSMACROS_DEFINE_MINOR (__SYSMACROS_IMPL_TEMPL) 49 __SYSMACROS_DEFINE_MAKEDEV (__SYSMACROS_IMPL_TEMPL) 50 # endif 51 52 #endif 53