Re: Add comment lines to patch format

Nguyen Thai Ngoc Duy [off-list ref] writes:

If anyone knows a tool with similar feature, I'd greatly appreciate it
(as the Internet taught me, everything I think of is already thought
of/implemented by someone)

Look in the archive and I think you will find a patch by me that
implemented this not with '=' but with some other character, possibly
with a matching patch to 'apply' without which its output is not usable.
It was back when I was still a contributor, I think, so I do not
remember the details.