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#!/bin/bash
VERBOSE=0
if [ "$1" = "-v" ] ; then
VERBOSE=1
shift
fi
cd $1
if [ "$2"x != ""x ] ; then
EXT="$2"
fi
if [ "$CHECKSUMS"x = ""x ] ; then
CHECKSUMS="sha512 sha256"
fi
for SUM in $CHECKSUMS; do
UPSUM=$(echo $SUM | tr 'a-z' 'A-Z')
FILE=$UPSUM"SUMS"$EXT
if [ $VERBOSE -eq 1 ] ; then
echo "Clearing $PWD/$FILE"
fi
:> $FILE
done
# Ordering is important, so we do separate "find" calls here - we
# *really* want to get the jigdo files before the iso files, so we can
# use the checksums there first instead of re-calculating them
FILES=""
FILES="$FILES "$(find * -name '*.jigdo')
FILES="$FILES "$(find * -name '*.template')
FILES="$FILES "$(find * -name '*.iso')
FILES="$FILES "$(find * -name '*.torrent')
for file in $FILES; do
iso=""
case $file in
*.jigdo)
iso=${file%%.jigdo}.iso
JIGDO=1
;;
*.iso)
iso=$file
JIGDO=0
;;
*.template|*.torrent)
;;
*)
echo "Found unexpected file $file!"
exit 1
;;
esac
for SUM in $CHECKSUMS; do
UPSUM=$(echo $SUM | tr 'a-z' 'A-Z')
FILE=$UPSUM"SUMS"$EXT
CMD="$SUM"sum
if [ "$iso"x != ""x ]; then
grep -q $iso $FILE
if [ $? -ne 0 ] ; then
CKSUM=""
if [ "$JIGDO" == 1 ] ; then
CKSUM=$(zcat -f $file | \
grep -i "Image Hex $CMD" | \
awk '{print $5}')
fi
if [ "$CKSUM"x != ""x ] ; then
echo "$CKSUM $iso" >> $FILE
grep $iso $FILE
else
echo "$JIGDO cannot provide jigdo help for $SUM for $iso, doing it the long way with $CMD"
$CMD $iso >> $FILE
grep $iso $FILE
fi
fi
fi
# Also add the template, jigdo and torrent files to the SUMS,
# if they exist
case $file in
*.template|*.jigdo|*.torrent)
$CMD $file >> $FILE
grep $file $FILE
;;
esac
done
done
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