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Re: dd

To: ghmlist%ibm.net@localhost (Georges Heinesch)
Subject: Re: dd
From: Markus Illenseer <markus%core.de@localhost>
Date: Sat, 1 Aug 1998 18:03:32 +0200 (CEST)

> What is '$-'?
 
 Read the man page of sh(1):

- (Hyphen) 
 Expands to the current option flags ...

 In the demo "case"-construction the script checks for single character 
options passed to the shell (-script) and if they are within the pattern
"*i*". 

-- 
Markus Illenseer
NetBSD 1.3.2 CD-ROM "Gateway! Vol. 3" now shipping!  See:  http://core.de/

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