b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
85 lines
2.7 KiB
Groff
85 lines
2.7 KiB
Groff
.\" $NetBSD: lfs_segwait.2,v 1.8 2008/04/30 13:10:51 martin Exp $
|
|
.\"
|
|
.\" Copyright (c) 2000 The NetBSD Foundation, Inc.
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" This code is derived from software contributed to The NetBSD Foundation
|
|
.\" by Konrad Schroder.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
.\" POSSIBILITY OF SUCH DAMAGE.
|
|
.\"
|
|
.Dd May 23, 2000
|
|
.Dt LFS_SEGWAIT 2
|
|
.Os
|
|
.Sh NAME
|
|
.Nm lfs_segwait
|
|
.Nd wait until a segment is written
|
|
.Sh LIBRARY
|
|
.Lb libc
|
|
.Sh SYNOPSIS
|
|
.In sys/types.h
|
|
.Ft int
|
|
.Fn lfs_segwait "fsid_t *fsidp" "struct timeval *tv"
|
|
.Sh DESCRIPTION
|
|
.Fn lfs_segwait
|
|
blocks until a new segment is acquired for writing by the filesystem
|
|
specified by
|
|
.Fa *fsidp
|
|
or if
|
|
.Fa *fsidp
|
|
is \-1, until a segment is acquired for writing by any LFS filesystem.
|
|
.Pp
|
|
If
|
|
.Fa timeout
|
|
is non-zero,
|
|
.Fn lfs_segwait
|
|
will return after
|
|
.Fa timeout
|
|
milliseconds regardless of whether a new segment has been designated for
|
|
writing or not.
|
|
.Sh RETURN VALUES
|
|
.Fn lfs_segwait
|
|
returns 0 if a new segment was acquired; 1 if it timed out; or \-1 on error.
|
|
.Sh ERRORS
|
|
An error return from
|
|
.Fn lfs_segwait
|
|
indicates:
|
|
.Bl -tag -width Er
|
|
.It Bq Er EFAULT
|
|
.Fa fsidp
|
|
points outside the process's allocated address space.
|
|
.It Bq Er EINTR
|
|
A signal was delivered before the time limit expired and
|
|
before a new segment was designated for writing.
|
|
.It Bq Er EINVAL
|
|
The specified time limit is negative.
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr lfs_bmapv 2 ,
|
|
.Xr lfs_markv 2 ,
|
|
.Xr lfs_segclean 2 ,
|
|
.Xr lfs_cleanerd 8
|
|
.Sh HISTORY
|
|
The
|
|
.Fn lfs_segwait
|
|
function call appeared in
|
|
.Bx 4.4 .
|