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Annotation of src/usr.bin/nohup/nohup.1, Revision 1.1.1.1

1.1       deraadt     1: .\"    $NetBSD: nohup.1,v 1.5 1995/08/31 23:35:24 jtc Exp $
                      2: .\"
                      3: .\" Copyright (c) 1989, 1990, 1993
                      4: .\"    The Regents of the University of California.  All rights reserved.
                      5: .\"
                      6: .\" This code is derived from software contributed to Berkeley by
                      7: .\" the Institute of Electrical and Electronics Engineers, Inc.
                      8: .\"
                      9: .\" Redistribution and use in source and binary forms, with or without
                     10: .\" modification, are permitted provided that the following conditions
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                     12: .\" 1. Redistributions of source code must retain the above copyright
                     13: .\"    notice, this list of conditions and the following disclaimer.
                     14: .\" 2. Redistributions in binary form must reproduce the above copyright
                     15: .\"    notice, this list of conditions and the following disclaimer in the
                     16: .\"    documentation and/or other materials provided with the distribution.
                     17: .\" 3. All advertising materials mentioning features or use of this software
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                     19: .\"    This product includes software developed by the University of
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                     21: .\" 4. Neither the name of the University nor the names of its contributors
                     22: .\"    may be used to endorse or promote products derived from this software
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                     25: .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     26: .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     27: .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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                     30: .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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                     32: .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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                     37: .\"    @(#)nohup.1     8.1 (Berkeley) 6/6/93
                     38: .\"
                     39: .Dd June 6, 1993
                     40: .Dt NOHUP 1
                     41: .Os
                     42: .Sh NAME
                     43: .Nm nohup
                     44: .Nd invoke a command immune to hangups
                     45: .Sh SYNOPSIS
                     46: .Nm nohup
                     47: .Ar utility
                     48: .Op Ar arg ...
                     49: .Sh DESCRIPTION
                     50: The
                     51: .Nm nohup
                     52: utility invokes
                     53: .Ar command
                     54: with
                     55: its arguments
                     56: and at this time sets the signal
                     57: .Dv SIGHUP
                     58: to be ignored.
                     59: If the standard output is a terminal, the standard output is
                     60: appended to the file
                     61: .Pa nohup.out
                     62: in the current directory.
                     63: If standard error is a terminal, it is directed to the same place
                     64: as the standard output.
                     65: .Sh ENVIRONMENT
                     66: The following variable is utilized by
                     67: .Nm nohup .
                     68: .Bl -tag -width flag
                     69: .It Ev HOME
                     70: If the output file
                     71: .Pa nohup.out
                     72: cannot be created in the current directory, the
                     73: .Nm nohup
                     74: utility uses the directory named by
                     75: .Ev HOME
                     76: to create the file.
                     77: .El
                     78: .Sh DIAGNOSTICS
                     79: The
                     80: .Nm nohup
                     81: utility shall exit with one of the following values:
                     82: .Bl -tag -width Ds
                     83: .It 126
                     84: The
                     85: .Ar utility
                     86: was found but could not be invoked.
                     87: .It 127
                     88: The
                     89: .Ar utility
                     90: could not be found or an error occurred in
                     91: .Nm nohup.
                     92: .El
                     93: .Pp
                     94: Otherwise, the exit status of
                     95: .Nm nohup
                     96: shall be that of
                     97: .Ar utility .
                     98: .Sh SEE ALSO
                     99: .Xr signal 3
                    100: .Sh STANDARDS
                    101: The
                    102: .Nm nohup
                    103: command is expected to be
                    104: .St -p1003.2
                    105: compatible.