Re: notify alternative to auto gc?

> On Mon, Jun 28, 2010 at 9:10 AM, Karl Stenerud <kstenerud@gmail.com> wrote:
>> Hi,
>> 
>> As I did a git pull on my project today, git went into some kind of auto gc mode:
>> 
>> Auto packing the repository for optimum performance. You may also
>> run "git gc" manually. See "git help gc" for more information.
>> Counting objects: 4531, done.
>> 
>> This is, of course, quite an annoying feature since it could hit at any (inconvenient) time.
>> 
>> The git help tells me I can disable it by setting gc.auto to 0, while the mailing list archive tells me I also have to set gc.autopacklimit to 0.  This is fine, but if I do that, I won't know when the repo is in need of cleanup.  Is there any option I can set to instruct it to simply TELL me when it's in need of gc?
>> 
> 
> I don't think there is an existing configuration for this but I think
> you can achieve what you want with the "pre-auto-gc" hook. From the
> githooks(5) man page
> 
>  pre-auto-gc
>     This hook is invoked by git gc --auto. It takes no parameter, and
>     exiting with non-zero status from this script causes the git gc --auto
>     to abort.
> 
> So a hook like
> 
>  #! /bin/sh
>  echo "repository needs git gc"
>  exit 1
> 
> Should cause the auto gc to be skipped.