989d921f5d
I'm very pleased to announce the release of our new website and documentation using the new toolchain with Hugo and AsciiDoctor. To get more information about the new toolchain please read the FreeBSD Documentation Project Primer[1], Hugo docs[2] and AsciiDoctor docs[3]. Acknowledgment: Benedict Reuschling <bcr@> Glen Barber <gjb@> Hiroki Sato <hrs@> Li-Wen Hsu <lwhsu@> Sean Chittenden <seanc@> The FreeBSD Foundation [1] https://docs.FreeBSD.org/en/books/fdp-primer/ [2] https://gohugo.io/documentation/ [3] https://docs.asciidoctor.org/home/ Approved by: doceng, core
73 lines
2.3 KiB
Groff
73 lines
2.3 KiB
Groff
.\"
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.\" Copyright (C) 2001 Chad David <davidc@acns.ab.ca>. 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(s), this list of conditions and the following disclaimer as
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.\" the first lines of this file unmodified other than the possible
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.\" addition of one or more copyright notices.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice(s), 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 COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
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.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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.\" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
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.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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.\" 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 SUCH
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.\" DAMAGE.
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.\"
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.\" %FreeBSD: src/share/man/man9/devsw.9,v 1.6 2001/12/26 23:14:04 davidc Exp %
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.\"
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.\" $FreeBSD$
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.Dd July 9, 2001
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.Dt DEVSW 9
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.Os
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.Sh 名称
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.Nm devsw
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.Nd
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.Vt cdevsw
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構造体の取得
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.Sh 書式
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.In sys/param.h
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.In sys/conf.h
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.Ft "struct cdevsw *"
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.Fn devsw "dev_t dev"
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.Sh 解説
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.Fn devsw
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関数はこの文字型デバイス ID に関連付けられた
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.Vt cdevsw
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構造体へのポインタを返します。
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.Fa dev->si_cdevsw
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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
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.Va cdevsw
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配列へ
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.Xr major 9
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値分オフセットさせたものが返されます。
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.Pp
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引数は以下の通りです。
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.Bl -tag -width ".Fa dev"
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.It Fa dev
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返されるべき
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.Vt cdevsw
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エントリのデバイスです。
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.El
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.Sh 戻り値
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.Vt cdevsw
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構造体へのポインタです。
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.Sh 関連項目
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.Xr major 9 ,
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.Xr minor 9 ,
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.Xr umajor 9 ,
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.Xr uminor 9
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.Sh 作者
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このマニュアルページは
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.An Chad David Aq davidc@acns.ab.ca
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が書きました。
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