65 lines
1.6 KiB
Bash
Executable file
65 lines
1.6 KiB
Bash
Executable file
#!/bin/sh
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set -o nounset
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set -o errexit
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FORGEURL='https://github.com/kmammou/v-hacd'
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print_help()
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{
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cat <<EOF
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Usage: $1 VERSION
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Generate a source archive for v-hacd with questionably-licensed test/sample
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meshes removed. The result will be named v-hacd-\${VERSION}-filtered.tar.zst
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and will be written into the current working directory.
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EOF
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}
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if [ "$#" != '1' ]
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then
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exec 1>&2
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print_help "${0}"
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exit 1
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elif [ "${1-}" = '-h' ] || [ "${1-}" = '--help' ]
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then
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print_help "${0}"
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exit 0
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fi
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VERSION="${1}"
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SOURCE0="${FORGEURL}/archive/v${VERSION}/v-hacd-${VERSION}.tar.gz"
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TARNAME="$(basename "${SOURCE0}")"
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TARDIR="$(basename "${SOURCE0}" '.tar.gz')"
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NEWTAR="${TARDIR}-filtered.tar.zst"
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SAVEDIR="${PWD}"
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XDIR="$(mktemp -d)"
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trap "rm -rvf '${XDIR}'" INT TERM EXIT
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cd "${XDIR}"
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curl -L -O "${SOURCE0}"
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tar -xzvf "${TARNAME}"
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MTIME="$(stat -c '%Y' "${TARDIR}")"
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rm -rvf "${TARDIR}/app/meshes"
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if [ "$(find . -type f -name '*.obj' | wc -l)" != '0' ]
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then
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echo 'ERROR: did not properly remove problematic content' 1>&2
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exit 1
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fi
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# https://www.gnu.org/software/tar/manual/html_section/Reproducibility.html
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# We reset all mtimes to that of the top-level extracted directory; since git
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# archives don’t have meaningful per-file mtimes, nothing useful is lost.
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TZ=UTC LC_ALL=C tar \
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--create --verbose \
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--sort=name \
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--format=posix \
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--numeric-owner --owner=0 --group=0 \
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--mode=go+u,go-w \
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--pax-option='delete=atime,delete=ctime' \
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--clamp-mtime --mtime="@${MTIME}" \
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"${TARDIR}/" |
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zstdmt --ultra -22 > "${NEWTAR}"
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touch -d @"${MTIME}" "${NEWTAR}"
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cd "${SAVEDIR}"
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mv -v "${XDIR}/${NEWTAR}" .
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