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author | Kiyoshi Aman <kiyoshi.aman+adelie@gmail.com> | 2019-02-01 22:55:37 +0000 |
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committer | Kiyoshi Aman <kiyoshi.aman+adelie@gmail.com> | 2019-02-03 18:22:05 -0600 |
commit | 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe (patch) | |
tree | 154a22fe556b49e6927197336f8bf91b12eacd5e /usr.bin/nohup/nohup.1 | |
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initial population
Diffstat (limited to 'usr.bin/nohup/nohup.1')
-rw-r--r-- | usr.bin/nohup/nohup.1 | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/usr.bin/nohup/nohup.1 b/usr.bin/nohup/nohup.1 new file mode 100644 index 0000000..71a76f1 --- /dev/null +++ b/usr.bin/nohup/nohup.1 @@ -0,0 +1,115 @@ +.\" $NetBSD: nohup.1,v 1.15 2012/03/29 18:33:19 wiz Exp $ +.\" +.\" Copyright (c) 1989, 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. +.\" +.\" @(#)nohup.1 8.1 (Berkeley) 6/6/93 +.\" +.Dd July 15, 2005 +.Dt NOHUP 1 +.Os +.Sh NAME +.Nm nohup +.Nd invoke a command immune to hangups +.Sh SYNOPSIS +.Nm +.Ar utility +.Op Ar arg ... +.Sh DESCRIPTION +The +.Nm +command allows the specified utility to be protected from termination +if the user should become logged out +(for example, due to a modem line or TCP/IP connection being dropped). +To do this, +.Nm +sets the +.Dv SIGHUP +.Xr signal 3 +.Pq Dq terminal line hangup +to be ignored, +then executes +.Ar utility +along with any arguments. +.Pp +If the standard output is a terminal, the standard output is +appended to the file +.Pa nohup.out +in the current directory. +If standard error is a terminal, it is directed to the same place +as the standard output. +If the output file +.Pa nohup.out +cannot be created in the current directory, +.Nm +attempts to create the file in the user's home directory. +If the file +.Pa nohup.out +cannot be created, +either in the current directory or the user's home directory, +.Nm +will exit without invoking +.Ar utility , +with an exit value as described below. +.Sh ENVIRONMENT +The following variable is used by +.Nm : +.Bl -tag -width flag +.It Ev HOME +User's home directory. +.El +.Sh EXIT STATUS +The +.Nm +utility exits with one of the following values: +.Bl -tag -width Ds +.It 126 +The +.Ar utility +was found but could not be invoked. +.It 127 +The +.Ar utility +could not be found or an error occurred in +.Nm . +.El +.Pp +Otherwise, the exit status of +.Nm +will be that of +.Ar utility . +.Sh SEE ALSO +.Xr signal 3 +.Sh STANDARDS +The +.Nm +command is expected to be +.St -p1003.2 +compatible. |