[Xcb] Are the util-common-m4 submodules relative on purpose?

[Dirk Wallenstein]

On Thu, Mar 24, 2011 at 09:49:54AM +0100, Dirk Wallenstein wrote:
> On Thu, Mar 24, 2011 at 12:52:49AM +0100, Arnaud Fontaine wrote:
> > Hi,
> > 
> >     > Hi, I mean this in .gitmodules:
> >     >     [submodule "m4"]
> >     >         path = m4
> >     >         url = ../util-common-m4.git
> > 
> >     > instead of:
> >     >     [submodule "m4"] 
> >     >         path = m4
> >     >         url = git://anongit.freedesktop.org/xcb/util-common-m4 
> > 
> > Yes, it  is relative  on purpose.  There  are several reasons  for this,
> > such as  being easier  for developers  (you may want  to write  code for
> > util-common-m4 and test it in util-wm or publish your own util-common-m4
> > somewhere along with util, without modifying .gitsubmodules) and you may
> > not want to use git protocol.
> 
> First off, I was (a bit erratically) thinking about that, but I dropped
> it because it would require users to always use a local mirror to work
> out of the box.  And even then they would always have to push into the
> mirror, so it is more complex after all.
>
> .gitsubmodules just specifies the starting point for cloners.  If the
> need to change and test util-common-m4 they simply redirect the remote
> URL of the submodule (in m4/.git/config) to a local repo.  A relative
> URL in .gitmodules does not change anything about that.

FTR, this was in response to "you may want  to write  code for util-common-m4
and test it in util-wm"

> If someone wants to use a modified util-common-m4, I think it's best to
> record that in a commit and in .gitmodules.

-- 
Cheers,
  Dirk