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From: robert@pvab.UUCP (Robert Claeson)
Newsgroups: comp.unix.questions
Subject: Re: Negative numbers as expr(1) argument
Message-ID: <292@pvab.UUCP>
Date: Wed, 12-Aug-87 04:52:10 EDT
Article-I.D.: pvab.292
Posted: Wed Aug 12 04:52:10 1987
Date-Received: Sat, 15-Aug-87 01:20:57 EDT
References: <289@pvab.UUCP> <3628@ihlpg.ATT.COM>
Reply-To: robert@pvab.UUCP (Robert Claeson)
Distribution: world
Organization: Statskonsult Programvaruhuset AB, Sweden
Lines: 19

In article <3628@ihlpg.ATT.COM> bamford@ihlpg.UUCP (Harold E. Bamford) writes:

>This seems to work for me:
>
>	expr -1 + 10
>
>It replies with "9"
>
>What exactly are you giving to expr?

When I do the same on my Sun, it says "non-numeric argument".
A machine running SVR2.2 says "expr: unknown operation\n-1".
I haven't had a chanse to run it on the 3b2 w/SVR3.1.

-- robert
-- 
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