37 lines
1.4 KiB
Bash
Executable file
37 lines
1.4 KiB
Bash
Executable file
#!/bin/sh
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set -eu
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env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-get update --error-on=any
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if env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-cache show --no-all-versions usr-is-merged > /dev/null 2>&1; then
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# if apt-cache exited successfully, then usr-is-merged exists either as
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# a real or virtual package
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if env --chdir="$1" APT_CONFIG="$MMDEBSTRAP_APT_CONFIG" apt-cache show --no-all-versions usr-is-merged 2>/dev/null | grep -q "Package: usr-is-merged"; then
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echo "usr-is-merged found -- running merged-usr extract hook" >&2
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else
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# The usr-is-merged must be virtual, so assume that nothing
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# has to be done. This is the case with Debian Trixie or later
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# or with Ubuntu Lunar or later
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echo "usr-is-merged found but not real -- not running merged-usr extract hook" >&2
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exit 0
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fi
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else
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# if the usr-is-merged package cannot be installed with apt, do nothing
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echo "no package providing usr-is-merged found -- not running merged-usr extract hook" >&2
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exit 0
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fi
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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/extract00.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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