Hi David,
On Thu, 7 Apr 2016, David Turner wrote:
> On Thu, 2016-04-07 at 16:14 +0200, Johannes Schindelin wrote:
> >
> > On Thu, 7 Apr 2016, Johannes Sixt wrote:
> >
> > > Am 07.04.2016 um 00:11 schrieb David Turner:
> > > > +static void share_index(struct index_state *istate, struct shm
> > > > *is)
> > > > +{
> > > > + void *new_mmap;
> > > > + if (istate->mmap_size <= 20 ||
> > > > + hashcmp(istate->sha1,
> > > > + (unsigned char *)istate->mmap + istate
> > > > ->mmap_size - 20)
> > > > > >
> > > > + !hashcmp(istate->sha1, is->sha1) ||
> > > > + git_shm_map(O_CREAT | O_EXCL | O_RDWR, 0700, istate
> > > > ->mmap_size,
> > > > + &new_mmap, PROT_READ | PROT_WRITE,
> > > > MAP_SHARED,
> > > > + "git-index-%s", sha1_to_hex(istate
> > > > ->sha1)) < 0)
> > >
> > > Builds which have NO_MMAP set require that MAP_PRIVATE is set. So I
> > > would
> > > guess that at this point you leave those builds behind. Unless we
> > > declare
> > > such systems as hopelessly outdated and remove NO_MMAP and
> > > compat/mmap.c or
> > > you support index-helper only when NO_MMAP is not set.
> >
> > I vote for the latter: support index-helper only when NO_MMAP is
> > unset.
>
> Will fix, thanks.
Thank you!
Just for the record, I was really pushing forward with my rebase--helper
work, is the only reason I did not review your index-helper series yet!
Thanks,
Dscho
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