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37 lines
1.1 KiB
Bash
37 lines
1.1 KiB
Bash
#!/bin/sh
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set -eu
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ver=$(dpkg-query --root="$1" -f '${db:Status-Status} ${Source} ${Version}' --show usr-is-merged 2>/dev/null || printf '')
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case "$ver" in
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'')
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echo "no package called usr-is-merged is installed -- not running merged-usr essential hook" >&2
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exit 0
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;;
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'installed mmdebstrap-dummy-usr-is-merged 1')
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echo "dummy usr-is-merged package installed -- running merged-usr essential hook" >&2
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;;
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'installed usrmerge '*)
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echo "usr-is-merged package from src:usrmerge installed -- not running merged-usr essential hook" >&2
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exit 0
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;;
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*)
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echo "unexpected situation for package usr-is-merged: $ver" >&2
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exit 1
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;;
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esac
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# resolve the script path using several methods in order:
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# 1. using dirname -- "$0"
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# 2. using ./hooks
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# 3. using /usr/share/mmdebstrap/hooks/
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for p in "$(dirname -- "$0")/.." ./hooks /usr/share/mmdebstrap/hooks; do
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if [ -x "$p/merged-usr/setup00.sh" ] && [ -x "$p/merged-usr/extract00.sh" ] && [ -x "$p/merged-usr/essential00.sh" ]; then
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"$p/merged-usr/essential00.sh" "$1"
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exit 0
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fi
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done
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echo "cannot find merged-usr hook anywhere" >&2
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exit 1
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