73 lines
2.3 KiB
Groff
73 lines
2.3 KiB
Groff
.\"
|
|
.\" Copyright (C) 2001 Chad David <davidc@acns.ab.ca>. All rights reserved.
|
|
.\"
|
|
.\" 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(s), this list of conditions and the following disclaimer as
|
|
.\" the first lines of this file unmodified other than the possible
|
|
.\" addition of one or more copyright notices.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice(s), 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 COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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.
|
|
.\"
|
|
.\" %FreeBSD: src/share/man/man9/devsw.9,v 1.6 2001/12/26 23:14:04 davidc Exp %
|
|
.\"
|
|
.\" $FreeBSD$
|
|
.Dd July 9, 2001
|
|
.Dt DEVSW 9
|
|
.Os
|
|
.Sh 名称
|
|
.Nm devsw
|
|
.Nd
|
|
.Vt cdevsw
|
|
構造体の取得
|
|
.Sh 書式
|
|
.In sys/param.h
|
|
.In sys/conf.h
|
|
.Ft "struct cdevsw *"
|
|
.Fn devsw "dev_t dev"
|
|
.Sh 解説
|
|
.Fn devsw
|
|
関数はこの文字型デバイス ID に関連付けられた
|
|
.Vt cdevsw
|
|
構造体へのポインタを返します。
|
|
.Fa dev->si_cdevsw
|
|
が設定されている場合にはそれが返され、そうでない場合には
|
|
.Va cdevsw
|
|
配列へ
|
|
.Xr major 9
|
|
値分オフセットさせたものが返されます。
|
|
.Pp
|
|
引数は以下の通りです。
|
|
.Bl -tag -width ".Fa dev"
|
|
.It Fa dev
|
|
返されるべき
|
|
.Vt cdevsw
|
|
エントリのデバイスです。
|
|
.El
|
|
.Sh 戻り値
|
|
.Vt cdevsw
|
|
構造体へのポインタです。
|
|
.Sh 関連項目
|
|
.Xr major 9 ,
|
|
.Xr minor 9 ,
|
|
.Xr umajor 9 ,
|
|
.Xr uminor 9
|
|
.Sh 作者
|
|
このマニュアルページは
|
|
.An Chad David Aq davidc@acns.ab.ca
|
|
が書きました。
|