Re: rebase [-i --exec | -ix] <CMD>...

Johannes Sixt [off-list ref] writes:

How about this?

	{
		first=t
		while read -r insn rest
		do
			case $insn in
			pick)
				test -n "$first" ||
				printf "%s" "$cmd"
				;;
			esac
			printf "%s %s\n" "$insn" "$rest"
			first=
		done
		printf "%s" "$cmd"
	} <"$1" >"$1.new" &&
	mv "$1.new" "$1"

together with:
...

This is my favorite version among the ones I've seen so far.