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.\" 37.Dd May 31, 1993 38.Dt KILL 1 39.Os 40.Sh NAME 41.Nm kill 42.Nd terminate or signal a process 43.Sh SYNOPSIS 44.Nm kill 45.Op Fl signal_name 46.Ar pid 47\&... 48.Nm kill 49.Op Fl signal_number 50.Ar pid 51\&... 52.Nm kill 53.Op Fl l 54.Sh DESCRIPTION 55The kill utility sends the 56.Dv TERM 57signal to the processes specified 58by the pid operand(s). 59.Pp 60Only the super-user may send signals to other users' processes. 61.Pp 62The options are as follows: 63.Pp 64.Bl -tag -width Ds 65.It Fl l 66List the signal names. 67.It Fl signal_name 68A symbolic signal name specifying the signal to be sent instead of the 69default 70.Dv TERM . 71The 72.Fl l 73option displays the signal names. 74.It Fl signal_number 75A non-negative decimal integer, specifying the signal to be sent instead 76of the default 77.Dv TERM . 78.El 79.Pp 80Some of the more commonly used signals: 81.Bd -ragged -offset indent -compact 82.Bl -column XXX TERM 83.It -1 -1 (super-user broadcast to all processes, or user broadcast 84to user's processes) 85.It 0 0 (sh(1) only, signals all members of process group) 86.It 2 INT (interrupt) 87.It 3 QUIT (quit) 88.It 6 ABRT (abort) 89.It 9 KILL (non-catchable, non-ignorable kill) 90.It 14 ALRM (alarm clock) 91.It 15 TERM (software termination signal) 92.El 93.Ed 94.Pp 95.Nm Kill 96is a built-in to 97.Xr csh 1 ; 98it allows job specifiers of the form ``%...'' as arguments 99so process id's are not as often used as 100.Nm kill 101arguments. 102See 103.Xr csh 1 104for details. 105.Sh SEE ALSO 106.Xr csh 1 , 107.Xr ps 1 , 108.Xr kill 2 , 109.Xr sigvec 2 110.Sh HISTORY 111A 112.Nm kill 113command appeared in 114.At v6 . 115.Sh BUGS 116A replacement for the command 117.Dq Li kill 0 118for 119.Xr csh 1 120users should be provided. 121