3dc329d1be
Sort .Nm values in some manpages Remove explicit note about compiling with -lutil, it's implicitly declared by .Lb macro now.
63 lines
2.2 KiB
Groff
63 lines
2.2 KiB
Groff
.\"
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.\" Copyright (c) 1996 Joerg Wunsch
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.\"
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.\" 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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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\" "
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.Dd December 29, 1996
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.Os
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.Dt LOGIN_TTY 3
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.Sh NAME
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.Nm login_tty
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.Nd prepare a tty for a new login session
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.Sh LIBRARY
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.Lb libutil
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.Sh SYNOPSIS
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.Fd #include <libutil.h>
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.Ft int
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.Fn login_tty "int fd"
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.Sh DESCRIPTION
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The function
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.Fn login_tty
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prepares a terminal for a new login session. The file descriptor
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.Ar fd
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passed to
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.Fn login_tty
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must be opened for reading and writing on a terminal device. It will be
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made the controlling terminal for the calling process, after allocating
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a new session with
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.Xr setsid 2 .
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This terminal device will also be made the standard input, standard output,
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and standard error output of the calling process.
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.Sh RETURN VALUES
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.Fn Login_tty
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returns -1 if it could not make the device referenced by
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.Ar fd
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the controlling terminal of the calling process, and 0 otherwise.
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.Sh SEE ALSO
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.Xr dup2 2 ,
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.Xr ioctl 2 ,
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.Xr setsid 2 ,
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.Xr tty 4
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