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79 lines
2.4 KiB
Groff
79 lines
2.4 KiB
Groff
.\" Copyright (c) 2017 Baptiste Daroussin <bapt@FreeBSD.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd October 31, 2017
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.Dt CPUSET 3
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.Os
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.Sh NAME
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.Nm cpuset_parselist
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.Nd utility functions for
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.Xr cpuset 2
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handling
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.Sh LIBRARY
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.Lb libutil
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.Sh SYNOPSIS
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.In sys/cpuset.h
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.In libutil.h
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.Ft int
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.Fn cpuset_parselist "const char *cpu-list" "cpuset_t *mask"
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.Sh DESCRIPTION
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The
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.Fn cpuset_parselist
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function parses a
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.Va cpu-list
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filling the
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.Va mask .
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.Pp
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The
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.Va cpu-list
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may include numbers separated by '-' for ranges and commas separating individual
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numbers.
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A special list of
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.Dq all
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may be specified in which case the list includes all CPUs from the root set.
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.Sh RETURN VALUES
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Return values can be the following
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.Bl -tag -width Er
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.It Dv CPUSET_PARSE_OK
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The parsing was successful
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.It Dv CPUSET_PARSE_ERROR
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The
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.Va cpu-list
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format is invalid
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.It Dv CPUSET_PARSE_GETAFFINITY
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The
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.Xr cpuset_getaffinity 2
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call has failed
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.It Dv CPUSET_PARSE_INVALID_CPU
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The number of supported CPUs has been exceeded.
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The maximum number being
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.Va CPU_SETSIZE .
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.El
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.Sh SEE ALSO
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.Xr cpuset 1 ,
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.Xr cpuset 2 ,
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.Xr cpuset 9
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.Sh AUTHORS
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.An Jeffrey Roberson Aq Mt jeff@FreeBSD.org
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