27 lines
748 B
Bash
Executable File
27 lines
748 B
Bash
Executable File
#!/usr/bin/env bash
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# Reverse-apply the kernel core patch series.
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# Usage: ./scripts/unpatch.sh /path/to/linux-7.3.4
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set -euo pipefail
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REPO="$(cd "$(dirname "$0")/.." && pwd)"
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K="${1:?usage: unpatch.sh <kernel-dir>}"
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SERIES="$REPO/patches/kernel/series"
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[ -d "$K" ] || { echo "no kernel dir $K" >&2; exit 1; }
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if [ ! -s "$SERIES" ]; then
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echo "patch series is empty — nothing to revert"
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exit 0
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fi
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reverted=0
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tac "$SERIES" | while read -r p; do
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[ -n "$p" ] || continue
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case "$p" in \#*) continue;; esac
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f="$REPO/patches/kernel/$p"
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if git -C "$K" rev-parse >/dev/null 2>&1; then
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git -C "$K" am -3 --reverse --no-gpg-sign "$f" || true
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else
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patch -p1 -R -d "$K" --forward -i "$f" || true
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fi
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echo "reverted: $p"
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done
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echo "UNPATCH_DONE"
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