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Diuzza
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Bloom ma ar te li archivia, non li comprime. L'esercizio richiedeva di comprimerli

28-02-2008 19:48
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PaU
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no con la c minuscola...ma ce ne sono un macello...

come l'avevo risolto io me ne comprimeva molti di più...ma non so quanto sia lecita

avevo risolto così

#!/bin/sh

mkdir /temp
for i in $(find /usr -type f -name "c*"); do
cd -rp $i /temp
echo "ho copiato il file " $i
done
tar cvf compress.tar.gz /temp

e crea il file tar.gz coi file inizianti per c

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28-02-2008 19:50
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Bloom
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Ahhh scusatemi...

28-02-2008 19:50
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Bloom
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allora tar e ar li archicvia e per comprimerli?

28-02-2008 19:51
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Diuzza
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Se è con la c minuscola metti c\*. Cmq nell'immagine di laboratorio è ovvio ce ne siano molti di più

28-02-2008 19:52
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PaU
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tar cvf li comprime anche

du /temp

2360

du compress.tar.gz

1904

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28-02-2008 19:52
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Bloom
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allora : tar archivia e comprime
ar archivia e stop.
Ma se mi chiede di comprimerli in tar.gz?

28-02-2008 19:53
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Diuzza
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mmm non ne sono certa... è un tape archiver...
Per comprimere si usano bzip2 e compress

28-02-2008 19:54
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Bloom
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ok,quando si una compress e quando bzip2?

28-02-2008 19:56
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PaU
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ma la mia soluzione può essere plausibile???

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28-02-2008 19:56
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Diuzza
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è indifferenze, compress mette l'estensione .z e bzip2 .bz2.
Per creare file gz in linux si usa gzip, ma in minix non esiste. Quindi se chiedono di comprimere penso basti uno dei 2. Se chiedono di archiviare e basta serve solo il tar, altrimenti gli porto bz2 e se mi scazzano gli dico di farmi il sorgente di gzip su minix e poi glielo comprimo. E che cavolo

28-02-2008 19:59
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Diuzza
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PaU fa la stessa cosa che abbiamo fatto in 2 istruzioni senza for. Funziona ma non è di certo la migliore. E poi devi comprimere. Ricorda che nel modo che hai fatto tu perdi anche la gerarchia se lo chiedono. Se hai ad esempio un file /usr/lib/m2/CSP.def nel nostro modo resta tutto il path, nel tuo solo il file CSP.def

28-02-2008 20:04
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Bloom
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si puo archiviare con tar.gz.
Comunque qlc mi fa vedere un esempio di compress?

28-02-2008 20:05
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PaU
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nel tuo modo mi comprime 14 file su una 50ina...

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28-02-2008 20:06
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Bloom
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c'è gzip invece,provate afare man gzip e lo trovate.
Un altra cosa,avete provato usare gcc?Ogni volta che cerco di lanciarlo dice che non trova file o directory

28-02-2008 20:07
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