Re: [PATCH v2 2/6] trailer: split process_input_file into separate pieces

> From: Linus Arver <linusa@google.com>
>
> Currently, process_input_file does three things:
>
>     (1) parse the input string for trailers,
>     (2) print text before the trailers, and
>     (3) calculate the position of the input where the trailers end.
>
> Rename this function to parse_trailers(), and make it only do
> (1). The caller of this function, process_trailers, becomes responsible
> for (2) and (3). These items belong inside process_trailers because they
> are both concerned with printing the surrounding text around
> trailers (which is already one of the immediate concerns of
> process_trailers).