Drop hurd specific dependency on libc0.3 (>= 2.3.2.ds1-12). It is
[sysvinit.git] / man / runlevel.8
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2 .\" Copyright (C) 1997 Miquel van Smoorenburg.
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18 .TH RUNLEVEL 8 "May 27, 1997" "" "Linux System Administrator's Manual"
19 .SH NAME
20 runlevel -- find the previous and current system runlevel.
21 .SH SYNOPSIS
22 .B runlevel
23 .RI [ utmp ]
24 .SH DESCRIPTION
25 .B Runlevel
26 reads the system
27 .I utmp
28 file (typically
29 .IR /var/run/utmp )
30 to locate the runlevel record, and then
31 prints the previous and current system runlevel on its standard output,
32 separated by a single space. If there is no previous system
33 runlevel, the letter \fBN\fP will be printed instead.
34 .PP
35 If no
36 .I utmp
37 file exists, or if no runlevel record can be found,
38 .B runlevel
39 prints the word \fBunknown\fP and exits with an error.
40 .PP
41 .B Runlevel
42 can be used in \fIrc\fP scripts as a substitute for the System-V
43 \fBwho -r\fP command.
44 However, in newer versions of \fBinit\fP(8) this information
45 is also available in the environment variables \fBRUNLEVEL\fP and
46 \fBPREVLEVEL\fP.
47 .SH OPTIONS
48 .\"{{{ utmp
49 .IP \fIutmp\fP
50 The name of the \fIutmp\fP file to read.
51 .\"}}}
52 .SH SEE ALSO
53 .BR init (8),
54 .BR utmp (5)
55 .SH AUTHOR
56 Miquel van Smoorenburg, miquels@cistron.nl