Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!pilchuck!dataio!fnx!nazgul!bright
From: bright@nazgul.UUCP (Walter Bright)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Sensing STDOUT redirection in C
Keywords: STDOUT, Redirection, MSDOS
Message-ID: <305@nazgul.UUCP>
Date: 26 Apr 91 17:02:42 GMT
References: <collinsa.671721083@p4.cs.man.ac.uk>
Reply-To: bright@nazgul.UUCP (Walter Bright)
Organization: Zortech, Seattle
Lines: 6

In article <collinsa.671721083@p4.cs.man.ac.uk> collinsa@p4.cs.man.ac.uk (Adrian Collins) writes:
/Does anybody know how to sense whether output redirection has been used
/on the command line?

	if (!isatty(fileno(stdin)))
		/* input has been redirected to a block device */