From: Johannes Sixt <j.sixt@viscovery.net>
Date: Wed, 09 Feb 2011 16:42:43 GMT
Subject: Re: Advices to imlement update hook
Message-ID: <4D52C403.30501@viscovery.net>
In-Reply-To: <4D52C2FA.2030103@viscovery.net>

[Sorry, sent too early - fat fingers :-(]

Am 2/9/2011 17:38, schrieb Johannes Sixt:
> Am 2/9/2011 17:27, schrieb Francis Moreau:
>> Hi !
>>
>> I'd like to restrict access to one of my repos: the project tracked by
>> it has several directories: a/ b/ c/ and I'd like to allow only
>> modifications happen in b/ directory.
>>
>> I'm planning to use git hooks, not sure which one I should use: if the
>> check should happen at the commit or push time or both.
...
>> I also tried:
>>
>>    git diff-tree <oldref> <newref> -- ^b || exit 1
>>
>> but it doesn't work.
> 
>   git diff-tree --quiet <oldref> <newref> -- b

should do it; it sets the exit code.

But don't you also want to inspect all commits between oldref and newref?
Someone could have modified the directory, and then reverted the
modification in a later commit. If these commits arrive in a single push,
the above code wouldn't notice this.

-- Hannes