Re: [PATCH/RFC/GSoC 3/3] t0301: test credential-cache support of XDG_RUNTIME_DIR

> 惠轶群 <huiyiqun@gmail.com> writes:
> 
>>> Is it because the wish is to always use /tmp/git-$uid/ as a fallback
>>> for $XDG_RUNTIME_DIR (as opposed to ~/.git-credential-cache/, which
>>> is specific to the credential-cache and would look strange if we
>>> used it for other "runtime" things)?
>> 
>> Yes, I mean to use it as a general fallback for git.
> 
> If that is the case the code probably needs to be a bit more careful
> before deciding to use /tmp/git-$uid/ directory (is it really $uid's?
> can anybody else write to it to race with the real user? etc.)
> 
>> On the other hand, I think, falling back to 
>> $HOME/.git-credential-cache/socket
>> doesn't make any sense for back-compability cannot be ensured.
> 
> What do you mean by that?
> 
> Using ~/.git-credential-cache/credential-cache.sock would not help
> at all for existing users, but ~/.git-credential-cache/socket would
> interoperate well with users with existing versions of Git, no?
> 
>>> Just being curious, and wanting to see the reasoning behind the
>>> design decision the patch series makes in the log message of one of
>>> these patches.