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Re: [shell-script] Uso do diff


From: Rodrigo Bernardo Pimentel
Subject: Re: [shell-script] Uso do diff
Date: Mon, 25 Sep 2000 11:49:44 -0300
User-agent: Mutt/1.2.5i

On Mon, Sep 25 2000 at 11:43:47am -0300, Renato Alvim wrote:
> Alo, amigos.
> usando rpm, criei dois arquivos-texto :
> todos.os.rpms.txt
> rpms.instalados
> Alguem sabe como, usando o comando diff, extrair uma lista dos rpms não 
> instalados?
> Algo como : diff [parâmetros] todos.os.rpms rpms.instalados
> Ou alguma alternativa com grep, sed,awk?

        Voce pode fazer grep -f rpms.instalados -v todos.os.rpms.txt


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