Re: diff display

[gary turner <gary.kk5st@gmail.com>]

Ron Johnson wrote:
> On 09/10/08 18:28, gary turner wrote:
> > Ron Johnson wrote:
> > > On 09/10/08 16:03, Kamaraju S Kusumanchi wrote:
> > > > <snip>
> > > > The main purpose of diff is to generate a patch which can then be 
> > > > used to
> > > > apply/revert changes across two versions of a file.
> > >
> > > That would sanely be called "patch", not "diff".
> >
> > See man patch.  diff consists of differences between files, and patch 
> > folds those differences back into the original.
>
> Then that should be:
>
> $ patch --gen-diff
>
> $ patch --apply-diff
There is a measure of logic there.  Having both is in line with the 
philosophy of "do one thing, do it well".  There are a number of uses 
for diff where folding back into the original is not a part of the 
deal—thus, no patch.

cheers,

gary
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