21e2510ac8
(Currently, update to RELENG_4 is not scheduled) Obtained from: jpman Project <manjp@jp.FreeBSD.org>
90 lines
3 KiB
Groff
90 lines
3 KiB
Groff
.\" Copyright (c) 1990, 1991, 1993
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.\" The Regents of the University of California. 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, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, 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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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the University of
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.\" California, Berkeley and its contributors.
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.\" 4. Neither the name of the University nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER 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
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)fd.4 8.1 (Berkeley) 6/9/93
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.\" %Id: fd.4,v 1.4 1997/03/07 02:49:26 jmg Exp %
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.\" jpman %Id: fd.4,v 1.3 1999/09/11 08:12:27 horikawa Stab %
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.\" "
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.Dd June 9, 1993
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.Dt FD 4
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.Os
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.Sh ̾<EFBFBD><EFBFBD>
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.Nm fd ,
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.Nm stdin ,
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.Nm stdout ,
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.Nm stderr
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.Nd <EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뵭<EFBFBD>һҥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Pa /dev/fd/0
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Pa /dev/fd/#
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<EFBFBD>Υե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>
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<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>륷<EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>𤷤ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD>ʥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뵭<EFBFBD>һҤȤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD>Υե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뵭<EFBFBD>һҤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ơ<EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץ褦<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υ⡼<EFBFBD>ɤ<EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>¸<EFBFBD>ߤ<EFBFBD><EFBFBD>뵭<EFBFBD>һҤΥ⡼<EFBFBD>ɤΥ<EFBFBD><EFBFBD>֥<EFBFBD><EFBFBD>åȤǤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><EFBFBD>ƤӽФ<EFBFBD>:
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.Bd -literal -offset indent
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fd = open("/dev/fd/0", mode);
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.Ed
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.Pp
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<EFBFBD>ȸƤӽФ<EFBFBD>:
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.Bd -literal -offset indent
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fd = fcntl(0, F_DUPFD, 0);
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.Ed
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.Pp
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤʤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Pp
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<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Pa /dev/stdin ,
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.Pa /dev/stdout ,
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.Pa /dev/stderr
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<EFBFBD><EFBFBD><EFBFBD>ץ뤳<EFBFBD>Ȥϼ<EFBFBD><EFBFBD>θƤӽФ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>:
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.Bd -literal -offset indent
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fd = fcntl(STDIN_FILENO, F_DUPFD, 0);
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fd = fcntl(STDOUT_FILENO, F_DUPFD, 0);
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fd = fcntl(STDERR_FILENO, F_DUPFD, 0);
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.Ed
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.Pp
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.Xr open 2
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<EFBFBD>ؤ<EFBFBD>
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.Dv O_RDONLY ,
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.Dv O_WRONLY ,
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.Dv O_RDWR
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<EFBFBD>ʳ<EFBFBD><EFBFBD>Υե饰<EFBFBD><EFBFBD>̵<EFBFBD>뤵<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Bl -tag -width /dev/stderr -compact
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.It Pa /dev/fd/#
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.It Pa /dev/stdin
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.It Pa /dev/stdout
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.It Pa /dev/stderr
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.El
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.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Xr tty 4
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