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Re: [linux_var] bash capitolo 2
- To: talking@ml.linuxvar.it
- Subject: Re: [linux_var] bash capitolo 2
- From: Cristian Gaiatto <g.crinux@gmail.com>
- Date: Tue, 16 Jul 2013 16:59:29 +0200
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On Tue, 16 Jul 2013 15:16:08 +0200
Gianluca Zoni <zoninoz@inventati.org> wrote:
> On 160713, 15:09, Gianluca Zoni wrote:
> > > > > On 2013-07-16 at 09:23:22 +0200, Cristian Gaiatto wrote:
> > > > > > Trovato l'inghippo. Il problema è nel file da cui ricava l'immagine da aprire che è di questo tipo
> > > > > >
> > > > > > %
> > > > > > bitta.jpg
> > > > > > N0 (BITTA DIS.SM-83162 15-4)
> > > > > > N1 {UT.:T11/T1-T4-T33-T22 CENTR.}
> > > > > > n10 ....
> > > > > >
> > > > > > mentre se uso un file con solo bitta.jpg funziona tutto
> >
> > altra ipotesi: e se il contenuto di "$nomefile" in realtà fosse in una sola riga?
> > puoi controllarlo con:
> > cat "$nomefile" | wc -l
> >
> > ti dice in quante righe è il suo contenuto
> >
>
> anzi: e se il nome del file da pescare fosse nella terza riga anziché nella seconda? (potrebbe esserci una riga vuota all'inizio)
> potresti provare a variare riga. In ogni caso, $(cat "$nomefile" | wc -l) ti permette di verificare il numero esatto di righe di $nomefile
>
>
> --
> Z O N I N O Z
> Gianluca Zoni
>
> zoninoz@inventati.org
> http://inventati.org/zoninoz
> http://savannah.gnu.org/users/zoninoz
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Provato tutte le alternative senza risultato, poi ho provato a riscrivere il contenuto di "$nomefile" in un nuovo file e funziona.
Quindi il problema nasce del file che tra l'altro viene scritto dal controllo di una macchina utensile e che pensavo fosse un normale file di testo.
--
Cristian Gaiatto <g.crinux@gmail.com>
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