1.\" Copyright (c) 1980, 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" This code is derived from software contributed to Berkeley by 5.\" the Institute of Electrical and Electronics Engineers, Inc. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by the University of 18.\" California, Berkeley and its contributors. 19.\" 4. Neither the name of the University nor the names of its contributors 20.\" may be used to endorse or promote products derived from this software 21.\" without specific prior written permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" @(#)kill.1 8.1 (Berkeley) 5/31/93 36.\" $Id$ 37.\" 38.Dd May 31, 1993 39.Dt KILL 1 40.Os 41.Sh NAME 42.Nm kill 43.Nd terminate or signal a process 44.Sh SYNOPSIS 45.Nm kill 46.Op Fl signal_name 47.Ar pid 48\&... 49.Nm kill 50.Op Fl signal_number 51.Ar pid 52\&... 53.Nm kill 54.Op Fl l 55.Sh DESCRIPTION 56The kill utility sends the 57.Dv TERM 58signal to the processes specified 59by the pid operand(s). 60.Pp 61Only the super-user may send signals to other users' processes. 62.Pp 63The options are as follows: 64.Pp 65.Bl -tag -width Ds 66.It Fl l 67List the signal names. 68.It Fl signal_name 69A symbolic signal name specifying the signal to be sent instead of the 70default 71.Dv TERM . 72The 73.Fl l 74option displays the signal names. 75.It Fl signal_number 76A non-negative decimal integer, specifying the signal to be sent instead 77of the default 78.Dv TERM . 79.El 80.Pp 81Some of the more commonly used signals: 82.Bd -ragged -offset indent -compact 83.Bl -column XXX TERM 84.It -1 -1 (super-user broadcast to all processes, or user broadcast 85to user's processes) 86.It 0 0 (sh(1) only, signals all members of process group) 87.It 2 INT (interrupt) 88.It 3 QUIT (quit) 89.It 6 ABRT (abort) 90.It 9 KILL (non-catchable, non-ignorable kill) 91.It 14 ALRM (alarm clock) 92.It 15 TERM (software termination signal) 93.El 94.Ed 95.Pp 96.Nm Kill 97is a built-in to 98.Xr csh 1 ; 99it allows job specifiers of the form ``%...'' as arguments 100so process id's are not as often used as 101.Nm kill 102arguments. 103See 104.Xr csh 1 105for details. 106.Sh SEE ALSO 107.Xr csh 1 , 108.Xr ps 1 , 109.Xr kill 2 , 110.Xr sigvec 2 111.Sh HISTORY 112A 113.Nm kill 114command appeared in 115.At v6 . 116.Sh BUGS 117A replacement for the command 118.Dq Li kill 0 119for 120.Xr csh 1 121users should be provided. 122