1.\" Copyright (c) 1980, 1990 The Regents of the University of California. 2.\" 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 6.8 (Berkeley) 7/27/91 36.\" $Header: /cvsroot/src/bin/kill/kill.1,v 1.4 1993/07/22 16:42:16 jtc Exp $ 37.\" 38.Dd July 27, 1991 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 s Ar signal_name 47.Ar pid 48\&... 49.Nm kill 50.Fl l 51.Op Ar exit_status 52.Nm kill 53.Op Fl signal_name 54.Ar pid 55\&... 56.Nm kill 57.Op Fl signal_number 58.Ar pid 59\&... 60.Sh DESCRIPTION 61The kill utility sends the 62.Dv TERM 63signal to the processes specified 64by the pid operand(s). 65.Pp 66Only the super-user may send signals to other users' processes. 67.Pp 68The options are as follows: 69.Pp 70.Bl -tag -width Ds 71.It Fl l Op Ar exit_status 72If no operand is given, list the signal names; otherwise, write 73the signal name corresponding to 74.Ar exit_status . 75.It Fl s Ar signal_name 76A symbolic signal name specifying the signal to be sent instead of the 77default 78.Dv TERM . 79.It Fl signal_name 80A symbolic signal name specifying the signal to be sent instead of the 81default 82.Dv TERM . 83.It Fl signal_number 84A non-negative decimal integer, specifying the signal to be sent instead 85of the default 86.Dv TERM . 87.El 88.Pp 89Some of the more commonly used signals: 90.Bd -ragged -offset indent -compact 91.Bl -column XXX TERM 92.It 1 HUP (hang up) 93.It 2 INT (interupt) 94.It 3 QUIT (quit) 95.It 6 ABRT (abort) 96.It 9 KILL (non-catchable, non-ignorable kill) 97.It 14 ALRM (alarm clock) 98.It 15 TERM (software termination signal) 99.El 100.Ed 101.Pp 102.Nm Kill 103is a built-in to 104.Xr csh 1 ; 105it allows job specifiers of the form ``%...'' as arguments 106so process id's are not as often used as 107.Nm kill 108arguments. 109See 110.Xr csh 1 111for details. 112.Sh SEE ALSO 113.Xr csh 1 , 114.Xr ps 1 , 115.Xr kill 2 , 116.Xr sigvec 2 117.Sh STANDARDS 118The 119.Nm kill 120function is expected to be 121.St -p1003.2 122compatible. 123.Sh HISTORY 124A 125.Nm kill 126command appeared in 127.At v6 . 128.Sh BUGS 129A replacement for the command 130.Dq Li kill 0 131for 132.Xr csh 1 133users should be provided. 134