65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
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/* Definitions of macros to access `dev_t' values.
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Copyright (C) 1996-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _SYS_SYSMACROS_H
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#define _SYS_SYSMACROS_H 1
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#include <features.h>
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#include <bits/types.h>
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#include <bits/sysmacros.h>
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#define __SYSMACROS_DECL_TEMPL(rtype, name, proto) \
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extern rtype gnu_dev_##name proto __THROW __attribute_const__;
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#define __SYSMACROS_IMPL_TEMPL(rtype, name, proto) \
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__extension__ __extern_inline __attribute_const__ rtype \
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__NTH (gnu_dev_##name proto)
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__BEGIN_DECLS
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__SYSMACROS_DECLARE_MAJOR (__SYSMACROS_DECL_TEMPL)
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__SYSMACROS_DECLARE_MINOR (__SYSMACROS_DECL_TEMPL)
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__SYSMACROS_DECLARE_MAKEDEV (__SYSMACROS_DECL_TEMPL)
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#ifdef __USE_EXTERN_INLINES
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__SYSMACROS_DEFINE_MAJOR (__SYSMACROS_IMPL_TEMPL)
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__SYSMACROS_DEFINE_MINOR (__SYSMACROS_IMPL_TEMPL)
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__SYSMACROS_DEFINE_MAKEDEV (__SYSMACROS_IMPL_TEMPL)
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#endif
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__END_DECLS
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#ifndef __SYSMACROS_NEED_IMPLEMENTATION
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# undef __SYSMACROS_DECL_TEMPL
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# undef __SYSMACROS_IMPL_TEMPL
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# undef __SYSMACROS_DECLARE_MAJOR
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# undef __SYSMACROS_DECLARE_MINOR
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# undef __SYSMACROS_DECLARE_MAKEDEV
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# undef __SYSMACROS_DEFINE_MAJOR
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# undef __SYSMACROS_DEFINE_MINOR
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# undef __SYSMACROS_DEFINE_MAKEDEV
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#endif
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#define major(dev) gnu_dev_major (dev)
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#define minor(dev) gnu_dev_minor (dev)
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#define makedev(maj, min) gnu_dev_makedev (maj, min)
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#endif /* sys/sysmacros.h */
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