mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-11-16 07:11:05 +01:00
c38eceafa4
self reference in sigaction(2) man page. Submitted by: Josh Gilliam <josh@quick.net> PR: 6617
146 lines
3.9 KiB
Groff
146 lines
3.9 KiB
Groff
.\" Copyright (c) 1980, 1990, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" This code is derived from software contributed to Berkeley by
|
|
.\" the Institute of Electrical and Electronics Engineers, Inc.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)kill.1 8.2 (Berkeley) 4/28/95
|
|
.\" $Id: kill.1,v 1.7 1998/05/13 07:47:33 charnier Exp $
|
|
.\"
|
|
.Dd April 28, 1995
|
|
.Dt KILL 1
|
|
.Os
|
|
.Sh NAME
|
|
.Nm kill
|
|
.Nd terminate or signal a process
|
|
.Sh SYNOPSIS
|
|
.Nm kill
|
|
.Op Fl s Ar signal_name
|
|
.Ar pid
|
|
\&...
|
|
.Nm kill
|
|
.Fl l
|
|
.Op Ar exit_status
|
|
.Nm kill
|
|
.Fl signal_name
|
|
.Ar pid
|
|
\&...
|
|
.Nm kill
|
|
.Fl signal_number
|
|
.Ar pid
|
|
\&...
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm
|
|
utility sends a signal to the processes specified by the pid operand(s).
|
|
.Pp
|
|
Only the super-user may send signals to other users' processes.
|
|
.Pp
|
|
The options are as follows:
|
|
.Pp
|
|
.Bl -tag -width Ds
|
|
.It Fl s Ar signal_name
|
|
A symbolic signal name specifying the signal to be sent instead of the
|
|
default
|
|
.Dv TERM .
|
|
.It Fl l Op Ar exit_status
|
|
If no operand is given, list the signal names; otherwise, write
|
|
the signal name corresponding to
|
|
.Ar exit_status .
|
|
.It Fl signal_name
|
|
A symbolic signal name specifying the signal to be sent instead of the
|
|
default
|
|
.Dv TERM .
|
|
.It Fl signal_number
|
|
A non-negative decimal integer, specifying the signal to be sent instead
|
|
of the default
|
|
.Dv TERM .
|
|
.El
|
|
.Pp
|
|
The following pids have special meanings:
|
|
.Bl -tag -width Ds -compact
|
|
.It -1
|
|
If superuser, broadcast the signal to all processes; otherwise broadcast
|
|
to all processes belonging to the user.
|
|
.El
|
|
.Pp
|
|
Some of the more commonly used signals:
|
|
.Bl -tag -width Ds -compact
|
|
.It 1
|
|
HUP (hang up)
|
|
.It 2
|
|
INT (interrupt)
|
|
.It 3
|
|
QUIT (quit)
|
|
.It 6
|
|
ABRT (abort)
|
|
.It 9
|
|
KILL (non-catchable, non-ignorable kill)
|
|
.It 14
|
|
ALRM (alarm clock)
|
|
.It 15
|
|
TERM (software termination signal)
|
|
.El
|
|
.Pp
|
|
.Nm Kill
|
|
is a built-in to
|
|
.Xr csh 1 ;
|
|
it allows job specifiers of the form ``%...'' as arguments
|
|
so process id's are not as often used as
|
|
.Nm
|
|
arguments.
|
|
See
|
|
.Xr csh 1
|
|
for details.
|
|
.Sh SEE ALSO
|
|
.Xr csh 1 ,
|
|
.Xr killall 1 ,
|
|
.Xr ps 1 ,
|
|
.Xr kill 2 ,
|
|
.Xr sigaction 2
|
|
.Sh STANDARDS
|
|
The
|
|
.Nm
|
|
function is expected to be
|
|
.St -p1003.2
|
|
compatible.
|
|
.Sh HISTORY
|
|
A
|
|
.Nm
|
|
command appeared in
|
|
.At v6 .
|
|
.Sh BUGS
|
|
A replacement for the command
|
|
.Dq Li kill 0
|
|
for
|
|
.Xr csh 1
|
|
users should be provided.
|