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Diffstat (limited to 'bin/kill/kill.1')
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diff --git a/bin/kill/kill.1 b/bin/kill/kill.1 new file mode 100644 index 0000000..86b05fd --- /dev/null +++ b/bin/kill/kill.1 @@ -0,0 +1,156 @@ +.\" $NetBSD: kill.1,v 1.28 2017/04/22 23:01:36 christos Exp $ +.\" +.\" 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. 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 +.\" +.Dd April 22, 2017 +.Dt KILL 1 +.Os +.Sh NAME +.Nm kill +.Nd terminate or signal a process +.Sh SYNOPSIS +.Nm +.Op Fl s Ar signal_name +.Ar pid +\&... +.Nm +.Fl l +.Op Ar exit_status +.Nm +.Fl signal_name +.Ar pid +\&... +.Nm +.Fl signal_number +.Ar pid +\&... +.Sh DESCRIPTION +The +.Nm +utility sends a signal to the process(es) specified +by the pid operand(s). +.Pp +Only the super-user may send signals to other users' processes. +.Pp +The options are as follows: +.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 +Display the name of the signal corresponding to +.Ar exit_status . +.Ar exit_status +may be the exit status of a command killed by a signal +(see the +special +.Xr sh 1 +parameter +.Sq ?\& ) +or a signal number. +.Pp +If no operand is given, display the names of all the signals. +.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. +.It 0 +Broadcast the signal to all processes in the current process group +belonging to the user. +.El +.Pp +Some of the more commonly used signals: +.Bl -tag -width Ds -compact +.It 0 +0 (does not affect the process; can be used to test whether the +process exists) +.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 +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 DIAGNOSTICS +.Ex -std +.Sh SEE ALSO +.Xr csh 1 , +.Xr pgrep 1 , +.Xr pkill 1 , +.Xr ps 1 , +.Xr kill 2 , +.Xr sigaction 2 , +.Xr signal 7 +.Sh STANDARDS +The +.Nm +utility is expected to be +.St -p1003.2 +compatible. +.Sh HISTORY +A +.Nm +command appeared in +.At v3 +in section 8 of the manual. |