Gabriele.vivinetto at 15:45, 24 July 2006

2006-07-24T15:45:42Z

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Questo script consente le opzioni -d -t -h e -v.

Se si inserisce un'opzione sbagliata, viene stampato un messaggio con l'help.

<pre>
#!/bin/bash

USAGE="backup-dvd\t[-d] [-t] [-h]\n
\t\t-d = Debug mode\n
\t\t-t = Test mode (backup /usr/lib for testing)\n
\t\t-h = Show this help\n
"

while getopts ":dthv" options; do
case $options in
"d" ) #debug
set -x
DEBUG="YES"
VERBOSE="-v"
TO_NULL="NO"
echo "RUNNING IN DEBUG MODE"
;;

"t" ) #test
TESTMODE="YES"
START_PATH="/usr/lib"
echo "RUNNING IN TEST MODE"
;;

"h" ) # help
echo -e $USAGE
exit 127
;;

"v" ) #show version and exits
echo -e "backup-dvd $VERSION\n"
exit 127
;;

* ) #options not recognised
echo -e $USAGE
exit 127
;;
esac
done
</pre>

== Riferimenti ==

*[http://www.to.infn.it/groups/group4/mirror/linux/AppuntiLinux/AL-3.10.45.html Appunti Linux: Bash: comandi interni:getopts]

Gestire le opzioni di uno script con getopts - Revision history

Gabriele.vivinetto at 15:45, 24 July 2006