kpatch/kpatch-build/kpatch-gcc

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#!/bin/bash
set -x
TOOLCHAINCMD="$1"
shift
if [[ "$TOOLCHAINCMD" != "gcc" ]] || [[ -z "$TEMPDIR" ]]; then
exec "$TOOLCHAINCMD" "$@"
fi
declare -a args=($@)
while [ "$#" -gt 0 ]; do
if [ "$1" = "-o" ]; then
case "$2" in
*.mod.o|*built-in.o|vmlinux.o|.tmp_kallsyms1.o|.tmp_kallsyms2.o|init/version.o|arch/x86/boot/version.o|arch/x86/boot/compressed/eboot.o|arch/x86/boot/header.o|arch/x86/boot/compressed/efi_stub_64.o|arch/x86/boot/compressed/piggy.o|.*.o)
break;
;;
*.o)
mkdir -p "$TEMPDIR/orig/$(dirname $2)"
cp -f "$2" "$TEMPDIR/orig/$2"
echo "$2" >> "$TEMPDIR/changed_objs"
;;
*)
break
;;
esac
fi
shift
done
exec "$TOOLCHAINCMD" "${args[@]}"