66 lines
2.0 KiB
Groff
66 lines
2.0 KiB
Groff
.\" Copyright (c) 2001 Evan Sarmiento.
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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 AUTHOR 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 AUTHOR 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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.\" $FreeBSD$
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.\"
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.Dd August 8, 2001
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.Os
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.Dt PGFIND 9
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.Sh NAME
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.Nm pgfind
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.Nd "locate a process group by number"
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.Sh SYNOPSIS
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.In sys/param.h
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.In sys/proc.h
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.Ft "struct pgrp *"
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.Fn pgfind "pid_t pgid"
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.Sh DESCRIPTION
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The
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.Fn pgfind
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function takes a
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.Fa pgid
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as its argument and returns a pointer to the
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.Vt pgrp
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structure whose
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.Va pg_id
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is specified in the argument.
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.Pp
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.Fn pgfind
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locks the
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.Vt pgrp
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structure that is returned.
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.Sh RETURN VALUES
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The
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.Fn pgfind
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function returns
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.Dv NULL
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on failure or a pointer to a
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.Vt pgrp
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structure on successful completion.
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.Sh SEE ALSO
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.Xr pfind 9
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.Sh AUTHORS
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This manual page was written by
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.An Evan Sarmiento Aq kaworu@sektor7.ath.cx .
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