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#!/bin/sh
###
#
# this script is to be launched on dar command line when creating an archive with -s option (slicing)
# you need to run this script from dar, adding the following argument on command-line
#
# -E "dar_par_create.duc %p %b %N %e %c 20"
#
# note that 20 means 20% of redundancy, tune it to your needs
#
###
#
# if you prefer you can also add the line above in your the $HOME/.darrc file
# under the create: conditional statement (see dar man page)
#
###
#
# usage par_script slice.basename slice.number extension level
# generates a Parchive redundancy file from the slice file
#
###
if [ "$1" = "" -a "$2" = "" -a "$3" = "" -a "$4" = "" -a "$6" = "" ]; then
echo "usage: $0 <path> <basename> <slice number> <extension> <context(not used)> <redundancy ratio (%)>"
echo "$0 builds Parchive redundancy file for the given slice"
exit 1
fi
# change according to you need
PAR=par2
echo "creating PAR file for file $1/$2.$3.dar ..."
exec $PAR c -r$6 -n1 "$1/$2.$3.$4"
# script returned code it those of par
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