libisoburn/releng/releng_build_jigdo

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#!/bin/bash
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set -e
if [ ! "${3}" ]; then
printf "$0 xorriso_cmd dir_in image_out [--clean]\n"
exit 1;
fi
XOR=${1}
DIR=${2}
IMG=${3}
RES="${IMG}.iso ${IMG}.new ${IMG}.md5 ${IMG}.jigdo ${IMG}.template"
# remove cruft from previous runs
# rm -f ${RES}
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jigdo-gen-md5-list ${DIR} > ${IMG}.md5
${XOR} \
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-as mkisofs \
-o ${IMG}.iso \
-R -V 'ISO_JIGDO' \
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-partition_offset 16 \
-J -joliet-long \
\
-jigdo-template-compress gzip \
-checksum_algorithm_iso md5,sha1,sha256,sha512 \
-checksum_algorithm_template md5,sha1,sha256,sha512 \
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-jigdo-jigdo ${IMG}.jigdo \
-jigdo-template ${IMG}.template \
-jigdo-map Debian=${DIR} \
-md5-list ${IMG}.md5 \
-jigdo-min-file-size 1024 \
\
${DIR}
jigit-mkimage \
-t ${IMG}.template \
-j ${IMG}.jigdo \
-m Debian=${DIR} \
-o ${IMG}.new
diff ${IMG}.iso ${IMG}.new
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# sort out the cruft
if [ "${4}" == "--clean" ]; then
rm -f ${RES}
printf "removed: %s\n" ${RES}
else
printf "left: %s\n" ${RES}
fi