svn commit: r345138 - head/share/man/man9

[Warner Losh]

On Thu, Mar 14, 2019 at 9:31 PM Ed Maste <emaste at freebsd.org> wrote:

> On Thu, 14 Mar 2019 at 22:39, Rodney W. Grimes
> <freebsd at gndrsh.dnsmgr.net> wrote:
> >
> > 4. There is no easy way to show
> >    "changed byte at offset 0x432 from 0xef to 0xfe"
>
> But this is not that easy with uuencoded files, either - I'd just end
> up uudecoding both files before running cmp -x. And for the case under
> discussion here (firmware files) we treat them as opaque binary
> objects; comparing them is generally not interesting anyway.
>

All binaries in the tree are versioned opaque objects. #4 isn't a use case
we care about, nor is it something we can to today.


> > Do we have a decent binary diff and binary patch tool?
>
> We have bsdiff and bspatch, but their output is not designed for human
> consumption or editing.
>

IIRC, git also has a way to transition from one binary to another in an
externalized fashion.

Warner