From owner-FreeBSD-users-jp@jp.freebsd.org  Wed Dec  9 07:47:42 1998
Received: by jaz.jp.freebsd.org (8.9.1+3.1W/8.7.3) id HAA29879;
	Wed, 9 Dec 1998 07:47:42 +0900 (JST)
	(envelope-from owner-FreeBSD-users-jp@jp.FreeBSD.org)
Received: from mail.kt.rim.or.jp (root@mail.kt.rim.or.jp [202.247.130.53])
	by jaz.jp.freebsd.org (8.9.1+3.1W/8.7.3) with ESMTP id HAA29871
	for <FreeBSD-users-jp@jp.freebsd.org>; Wed, 9 Dec 1998 07:47:40 +0900 (JST)
	(envelope-from yoshiaki@kt.rim.or.jp)
Received: from singer.kt.rim.or.jp (ppp505.kt.rim.or.jp [202.247.140.155])
	by mail.kt.rim.or.jp (8.8.5/3.6W-RIMNET-98-06-09) with ESMTP id HAA18995
	for <FreeBSD-users-jp@jp.freebsd.org>; Wed, 9 Dec 1998 07:47:39 +0900 (JST)
Received: from localhost (localhost [127.0.0.1])
	by singer.kt.rim.or.jp (8.9.1/3.7W-ppp-981208) with ESMTP id HAA00381
	for <FreeBSD-users-jp@jp.freebsd.org>; Wed, 9 Dec 1998 07:46:01 +0900 (JST)
To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: <19981209032620R.j5306050@educ.cs.gunma-u.ac.jp>
References: <19981209032620R.j5306050@educ.cs.gunma-u.ac.jp>
X-Mailer: Mew version 1.94b1 on Emacs 19.34 / Mule 2.3 (SUETSUMUHANA)
Mime-Version: 1.0
Content-Type: Text/Plain; charset=iso-2022-jp
Content-Transfer-Encoding: 7bit
Message-Id: <19981209074601B.yoshiaki@kt.rim.or.jp>
Date: Wed, 09 Dec 1998 07:46:01 +0900
From: Yoshiaki Uchikawa <yoshiaki@kt.rim.or.jp>
X-Dispatcher: imput version 981019(IM102)
Lines: 34
Reply-To: FreeBSD-users-jp@jp.freebsd.org
Precedence: list
X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+981115
X-Sequence: FreeBSD-users-jp 36255
Subject: [FreeBSD-users-jp 36255] Re: What is raw device?
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
Sender: owner-FreeBSD-users-jp@jp.freebsd.org

>>>>> From: Matsumura Naoki <j5306050@educ.cs.gunma-u.ac.jp>
>>>>> Date: [FreeBSD-users-jp 36252] What is raw device?

 > $B$3$l$O!V2?%U%)!<%^%C%H!W$H$$$&$s$G$7$g$&$+!#(B
 > $B!V(Btar$B%U%)!<%^%C%H!W$G$$$$$s$G$7$g$&$+!)(B

$B$$$o$f$k(B($BJ*M}E*$J0UL#$N(B)$B%U%)!<%^%C%H$H$O0c$&$G$7$g$&!#(B
$B2?$i$+$N0UL#$G$N!V%U%)!<%^%C%H!W$r;}$C$F$O$$$^$9$,!#(B

 > $B$^$?!"$3$l$C$F$$$o$f$k!V(Braw$B%G%P%$%97PM3$G=q$-9~$s$G$$$k!W(B
 > $B$H8@$C$F$$$$$N$G$7$g$&$+!#(B

$B$=$&$G$9!#(B

 > 
 > $B$7$+$7(B
 >   % tar cf /dev/rfd0c .
 > $B$H$9$k$H!"(B
 >   tar (child): can't write to /dev/rfd0 : Invalid argument
 > $B$HE\$i$l$k$N$G!"$d$C$Q$j0c$&$N$G$7$g$&$+!#(B
 > # raw device$B$N$D$b$j$G!V(Br$B!W(Bfd0c$B$H$7$^$7$?!#(B

$B$O$F(B? $BLdBj$J$/=q$1$k$O$:$G$9$1$I!#(B

 >   % cat /dev/fd0c > hoge.tar
 > $B$,2DG=$G$9$,(B(hoge.tar$B$N%5%$%:$OBg$-$/$J$j$^$9$,(B)$B!"(B
 > dd$B$O$H$b$+$/!"(Bcat$B$r;H$&$N$O$^$:$$$3$H$J$N$G$7$g$&$+!#(B
 > # $B!a!V(Bboot.flp$B$r(Bcat$B$G%3%T!<$7$F$b$$$$$b$N$+!W(B

$B8e$m$K$4$_$,$D$-$^$9$1$I$M!#$^$?(Bcp$B$G$b%3%T!<$G$-$^$9!#(B 
 #  cp /dev/rfd0a test.flp 
---
  yoshiaki@kt.rim.or.jp
 ($B$&(B)  
