Dear diary, on Sun, Apr 17, 2005 at 08:49:11PM CEST, I got a letter
where Daniel Barkalow <[EMAIL PROTECTED]> told me that...
> On Sun, 17 Apr 2005, Petr Baudis wrote:
> > > Index: http-pull.c
> > > ===================================================================
> > > --- /dev/null (tree:d662b707e11391f6cfe597fd4d0bf9c41d34d01a)
> > > +++ 157b46ce1d82b3579e2e1258927b0d9bdbc033ab/http-pull.c (mode:100644
> > > sha1:106ca31239e6afe6784e7c592234406f5c149e44)
> > > + url = malloc(strlen(base) + 50);
> > Off-by-one. What about the trailing NUL?
> I get length(base) + "object/"=8 + 40 SHA1 + 1 for '/' and 1 for NUL = 50.
Sorry, counted one '/' more. :-)
> > I think you should have at least two disjunct modes - either you are
> > downloading everything related to the given commit, or you are
> > downloading all commit records for commit predecessors.
> > Even if you might not want all the intermediate trees, you definitively
> > want the intermediate commits, to keep the history graph contignuous.
> > So in git pull, I'd imagine to do
> > http-pull -c $new_head
> > http-pull -t $(tree-id $new_head)
> > So, -c would fetch a given commit and all its predecessors until it hits
> > what you already have on your side. -t would fetch a given tree with all
> > files and subtrees and everything. http-pull shouldn't default on
> > either, since they are mutually exclusive.
> > What do you think?
> I think I'd rather keep the current behavior and add a -c for getting the
> history of commits, and maybe a -a for getting the history of commits and
> their tress.
I'm not too kind at this. Either make it totally separate commands, or
make a required switch specifying what to do. Otherwise it implies the
switches would just modify what it does, but they make it do something
-a would be fine too - basically a combination of -c and -t. I'd imagine
that is what Linus would want to use, e.g.
> There's some trickiness for the history of commits thing for stopping at
> the point where you have everything, but also behaving appropriately if
> you try once, fail partway through, and then try again. It's on my queue
> of things to think about.
Can't you just stop the recursion when you hit a commit you already
Petr "Pasky" Baudis
C++: an octopus made by nailing extra legs onto a dog. -- Steve Taylor
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