NetBSD/lib/libutil/getrawpartition.3
2010-05-04 06:41:27 +00:00

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.\" $NetBSD: getrawpartition.3,v 1.11 2010/05/04 06:41:27 jruoho Exp $
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.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Jason R. Thorpe.
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.Dd May 4, 2010
.Dt GETRAWPARTITION 3
.Os
.Sh NAME
.Nm getrawpartition
.Nd get the system
.Dq raw
partition
.Sh LIBRARY
.Lb libutil
.Sh SYNOPSIS
.In util.h
.Ft int
.Fn getrawpartition void
.Sh DESCRIPTION
.Fn getrawpartition
returns the partition number (
.Sq a
== 0,
.Sq b
== 1, ...) of the
.Dq raw
partition of the system's disks,
or \-1 in case of an error, setting the global
.Va errno
variable.
The possible values for
.Va errno
are the same as in
.Xr sysctl 3 .
The
.Dq raw
partition is defined as the partition which provides access to the entire
disk, regardless of the disk's partition map.
.Sh SEE ALSO
.Xr getmaxpartitions 3 ,
.Xr sysctl 3
.Sh HISTORY
The
.Fn getrawpartition
function call appeared in
.Nx 1.2 .