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From: rcd@ico.isc.com (Dick Dunn)
Subject: Re: Current Run-Level: How can you tell?
Message-ID: <1991Apr25.172929.2492@ico.isc.com>
Keywords: init run level
Organization: Interactive Systems Corporation, Boulder, CO
References: <1991Apr23.024433.10460@srwic.UUCP> <599@fciva.FRANKCAP.COM>
Date: Thu, 25 Apr 1991 17:29:29 GMT

dag@fciva.FRANKCAP.COM (Daniel A. Graifer) writes:

> It may depend on your version of unix, but in my port of SysV 3.1.2
> "who -r" reports various things about init including the current run
> level...

This is a dependable SysVism.

> I don't know how you would do it from 'c'.

See utmp.h.  If the ut_type field is RUN_LVL, the string "run-level n"
where n is the current run level, is in the ut_line field.
-- 
Dick Dunn     rcd@ico.isc.com -or- ico!rcd       Boulder, CO   (303)449-2870
   ...While you were reading this, Motif grew by another kilobyte.