Re: Environment variabler

From: Jesper Monsted (none@jesper--monsted.dk.lh.bsd-dk.dk)
Date: Tue 18 Apr 2006 - 10:54:10 CEST

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Date: Tue, 18 Apr 2006 10:54:10 +0200
From: Jesper Monsted <none@jesper--monsted.dk.lh.bsd-dk.dk>
To: bsd-dk@bsd-dk.dk
Subject: Re: Environment variabler

On Tue, Apr 18, 2006 at 10:47:49AM +0200, Henrik Kramshoej wrote:
>I mener ikke man skal specificere fuld path på alle programmer, vel?

Jo.

>#! /bin/sh
>/usr/bin/cut -f 1 -d : < /etc/passwd | /usr/bin/wc -l
>
>det er jo GRIMT!

Det er du ogsaa, men det goer dig jo ikke (helt) ubrugelig... ;)

>bedre er det efter min mening med en specifik sti:
>#! /bin/sh
>PATH=/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin
>cut -f 1 -d : < /etc/passwd | wc -l

Skal du kun lave et par smaating er det nemmere bare at angive fuld
sti. Hvis du skal bruge noget der lugter af et "rigtigt" environment kan
du jo bare source .profile, saa er alt godt.

#!/bin/sh
. ~/.profile
cut -f 1 -d : < /etc/passwd | wc -l

/Jesper

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