From: Ingo Molnar <mingo@elte.hu>
Date: Thu, 05 Feb 2009 21:00:55 GMT
Subject: Re: "git revert" feature suggestion: revert the last commit to a file
Message-ID: <20090205210055.GC21500@elte.hu>
In-Reply-To: <498B51E8.8030801@xenotime.net>


* Randy Dunlap <rdunlap@xenotime.net> wrote:

> Junio C Hamano wrote:
> > Ingo Molnar <mingo@elte.hu> writes:
> > 
> >> So i have to do something like:
> >>
> >>    git revert $(git log -1 --pretty=format:"%h" kernel/softlockup.c)
> >>
> >> (tucked away in a tip-revert-file helper script.)
> >>
> >> But it would be so much nicer if i could do the intuitive:
> >>
> >>    git revert kernel/softlockup.c
> >>
> >> Or at least, to separate it from revision names cleanly, something like:
> >>
> >>    git revert -- kernel/softlockup.c
> > 
> > All three shares one issue.  Does the syntax offer you a way to give
> > enough information so that you can confidently say that it will find the
> > commit that touched the path most recently?  How is the "most recently"
> > defined?
> > 
> > At least you can restate the first one to:
> > 
> >     git revert $(git log -1 --pretty=format:"%h" core/softlockup -- kernel/softlockup.c)
> > 
> > to limit to "the one that touched this file _on this topic_".
> > 
> >> Would something like this be possible in generic Git? It would sure be a 
> >> nice little touch that i would make use of frequently.
> >>
> >> Or is it a bad idea perhaps? Or have i, out of sheer ignorance, failed to 
> >> discover some nice little shortcut that can give me all of this already?
> > 
> > The closest I can think of is
> > 
> > 	git revert ':/the title of the commit'
> > 
> > but it shares the exact same issue of "how would I limit the search space
> > to make sure it finds the right commit".
> 
> And it should revert whatever commit is the last/most recent to the 
> currently used file, i.e., not always revert the same commit.

i'm not sure i understand, what do you mean precisely?

	Ingo