From owner-freebsd-questions  Mon Nov 12 22:37:11 2001
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Date: Tue, 13 Nov 2001 07:36:32 +0100
From: Cliff Sarginson <cliff@raggedclown.net>
To: freebsd-questions@FreeBSD.ORG
Subject: Re: Got 2 Question
Message-ID: <20011113073632.A1516@raggedclown.net>
References: <003201c16c16$dbc844e0$d9c89d18@mtki1.on.home.com>
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On Mon, Nov 12, 2001 at 11:43:16PM -0800, Haroon Khan wrote:
> This question I found in a text.
> > topic: Bourne shell
> > Write a shell script that displays the first 12 command line arguments, =
> > one argument per line
> 

#!/bin/sh
# 12 args version 1
#
for i in 1 2 3 4 5 6 7 8 9 10 11 12
do
    echo "$1"
    shift
done

#!/bin/sh
# 12 args version 2
#
for i in 1 2 3 4 5 6 7 8 9 10 11 12
do
    if [ "$1" != "" ]; then
	echo $1
	shift
    else
	echo "Less than 12 arguments given dimmo !" 1>&2
	exit 1;
    fi
done
[ $# -ne 0 ] && { echo "You gave me more than 12 arguments, that exceeds my design spec." 1>&2; }
exit 0

#!/bin/sh
# 12 args version 3
#
MAXARGS=12
NARGS=0
while [ $# -gt 0 ]
do
    echo $1
    shift
    NARGS=`expr $NARGS + 1`
    [ $# -eq 0 -o $NARGS -eq $MAXARGS ] && { break; }
done

etc etc etc

> second question 
> topic unix c shell
>  
> What does the following command do?
> 
> 137% pushed ~/literature
> 

No idea, I avoid the C shell except under extreme pressure...

-- 
Regards
Cliff



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