Re: [PATCHv6 5/6] commit: --squash option for use with rebase --autosquash

> diff --git a/builtin/commit.c b/builtin/commit.c
> index c82108c..0608b76 100644
> --- a/builtin/commit.c
> +++ b/builtin/commit.c
> @@ -567,6 +568,23 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
>  	if (!no_verify && run_hook(index_file, "pre-commit", NULL))
>  		return 0;
>  
> +	if (squash_message) {
> +		/*
> +		 * Insert the proper subject line before other commit
> +		 * message options add their content.
> +		 */
> +		struct pretty_print_context ctx = {0};
> +		struct commit *commit;
> +		const char *out_enc;
> +		commit = lookup_commit_reference_by_name(squash_message);
> +		out_enc = get_commit_output_encoding();