Will that is the output that would have go into patch(1). As Leah says, the old days we used diff -e to create the patch and then ed file wrote: > On 7/25/20 9:03 AM, Leah Neukirchen wrote: > > Will Senn writes: > > > >> I got a diff for adding actual backspace and delete to v7, linked off > >> of gunkies... Anyhow, I can manually edit the referenced files and > >> rebuild, but I would rather do it canonically. I don't see patch > >> anywhere, so did v7 users use diffs to patch source and if so what's > >> the magic? > > patch(1) was written by Larry Wall in 1985, and released over Usenet. > > > > v7 users likely used diff -e, and piped to ed to apply it. > > > That makes sense. So, if that's how it went then I'm wondering if my > diff is meant to run against source on the host and the results placed > into v7, rather than run in v7. Does this look like a modern diff vs the > old stuff?: > > --- usr/src/cmd/getty.c 1979-05-05 08:19:21.000000000 +0100 > +++ usr.fix/src/cmd/getty.c 2018-01-09 11:07:37.157953044 +0100 > @@ -5,11 +5,11 @@ > > #include > #include > -#define ERASE '#' > -#define KILL '@' > +#define ERASE '\177' > +#define KILL '\025' > > struct sgttyb tmode; > -struct tchars tchars = { '\177', '\034', '\021', '\023', '\004', '\377' }; > +struct tchars tchars = { '\003', '\034', '\021', '\023', '\004', '\377' }; > > struct tab { > char tname; /* this table name */ > > > Will > > -- > GPG Fingerprint: 68F4 B3BD 1730 555A 4462 7D45 3EAA 5B6D A982 BAAF > >