debian-cd-clone/contrib/merge-sums

#!/bin/bash

export LANG=C
export LC_ALL=C

if [ "$1"x = ""x ] ; then
    echo "$0: tell me which dir to target!"
    echo "abort"
    exit 1
fi

CHECK=`ls -al $1/*/iso-* 2>/dev/null`
if [ "$CHECK"x = ""x ] ; then
    echo "$0: could not find stuff to work on in $1"
    echo "abort"
    exit 1
fi

for DIR in $1/*/*-*; do
    cd $DIR
    CHECK=`ls -al *SUMS.* 2>/dev/null`
    if [ "$CHECK"x != ""x ] ; then
        cat SHA256SUMS.* | sort -k2 | uniq > SHA256SUMS
        cat SHA512SUMS.* | sort -k2 | uniq > SHA512SUMS
        for ISOFILE in `cat SHA256SUMS | awk '{print $2}'`; do
            JIGDOFILE=${ISOFILE%iso}jigdo
            TEMPLATEFILE=${ISOFILE%iso}template
            if [ ! -e $ISOFILE ] && [ ! -e $JIGDOFILE ] && [ ! -e $TEMPLATEFILE ] ; then
                echo "$ISOFILE/$JIGDOFILE/$TEMPLATEFILE missing in $DIR!"
#                echo "abort"
#                exit 1
            fi
        done
        echo "$DIR done"
    else
        echo "Ignoring $DIR: no checksum files"
    fi
done