Re: [Minios-devel] [UNIKRAFT/NEWLIB PATCH v2 1/1] sys/sysmacros.h: Import from musl

[Costin Lupu <costin.lupu@xxxxxxxxx>]

Thanks, Vlad!

Reviewed-by: Costin Lupu <costin.lupu@xxxxxxxxx>

On 8/22/19 11:02 PM, Vlad-Andrei BĂDOIU (78692) wrote:
> Copied as is from the official musl git mirror
> git://git.musl-libc.org/musl, commit 6fcb440d.
> 
> Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
> ---
>  musl-imported/include/sys/sysmacros.h | 41 +++++++++++++++++++++++++++
>  1 file changed, 41 insertions(+)
>  create mode 100644 musl-imported/include/sys/sysmacros.h
> 
> diff --git a/musl-imported/include/sys/sysmacros.h 
> b/musl-imported/include/sys/sysmacros.h
> new file mode 100644
> index 0000000..0efdc6b
> --- /dev/null
> +++ b/musl-imported/include/sys/sysmacros.h
> @@ -0,0 +1,41 @@
> +/* SPDX-License-Identifier: MIT */
> +/* ----------------------------------------------------------------------
> + * Copyright © 2005-2014 Rich Felker, et al.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining
> + * a copy of this software and associated documentation files (the
> + * "Software"), to deal in the Software without restriction, including
> + * without limitation the rights to use, copy, modify, merge, publish,
> + * distribute, sublicense, and/or sell copies of the Software, and to
> + * permit persons to whom the Software is furnished to do so, subject to
> + * the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
> + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
> + * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
> + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
> + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
> + * ----------------------------------------------------------------------
> + */
> +/* Taken from musl */
> +
> +#ifndef _SYS_SYSMACROS_H
> +#define _SYS_SYSMACROS_H
> +
> +#define major(x) \
> +     ((unsigned)( (((x)>>31>>1) & 0xfffff000) | (((x)>>8) & 0x00000fff) ))
> +#define minor(x) \
> +     ((unsigned)( (((x)>>12) & 0xffffff00) | ((x) & 0x000000ff) ))
> +
> +#define makedev(x,y) ( \
> +        (((x)&0xfffff000ULL) << 32) | \
> +     (((x)&0x00000fffULL) << 8) | \
> +        (((y)&0xffffff00ULL) << 12) | \
> +     (((y)&0x000000ffULL)) )
> +
> +#endif
> 

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