Mail Archives: cygwin/2010/12/13/04:25:09
On Dec 12 12:28, Christopher Faylor wrote:
> On Sun, Dec 12, 2010 at 01:12:08PM +0100, Corinna Vinschen wrote:
> >On Dec 10 10:38, Eric Blake wrote:
> >> On 12/10/2010 10:21 AM, Corinna Vinschen wrote:
> >> > On Dec 10 17:59, Corinna Vinschen wrote:
> >> >> On Dec 10 11:20, Elford,Andrew [Ontario] wrote:
> >> >>> $ df -T /cygdrive/f/file
> >> >>> Filesystem Type 1K-blocks Used Available Use% Mounted on
> >> >>> C: ntfs 83886076 31717608 52168468 38% /cygdrive/c
> >> >>> F: ntfs 11717703676 72036296 -5534201804 - /cygdrive/f
> >> >>> L: ntfs 6143999996 883063196 5260936800 15% /cygdrive/l
> >> >> [...]
> >> >> Hmm. OTOH, seeing the size of your FS, I'm also wondering if we should
> >> >> make the algorithm a bit more foolproof for the future by manipulating
> >> >> the value of f_frsize if the TotalAllocationUnits returned by Windows
> >> >> is > sizeof (fsblkcnt_t).
> >> >
> >> > No, scratch that. It wouldn't work well. I guess what we really need
> >> > is to redefine fsblkcnt_t to become a 64 bit type. Oh well, this
> >> > requires another backward compatibility hack, just like back when we
> >> > switched to 64 bit off_t (Cygwin 1.5).
> >>
> >> Let's do it at the same time as we change sigset_t and time_t to 64-bits
> >> (with knock-on effects to struct stat, among others). In other words,
> >> all good changes, but certainly something that will take a lot of
> >> planning to pull off in one go.
> >
> >It's not only planning it's also the good old, but hopelessly underrated
> >http://cygwin.com/acronyms/#SHTDI problem. And we should not do it
> >unless we see a point at which Cygwin 1.7.x is really stable enough to
> >stay unchanged for a while, so we can mess up CVS HEAD. Oh, and, I
> >would really appreciate if we could do it in a collaborative effort.
> >Patches are more telling than thousand words.
>
> Why does sigset_t have to be 64-bits? Real-time signals?
I'm curious, too. I remember that I had trouble a while back, because
tcsh didn't grok that SIGRTMAX == SIGRTMIN, but, apart from the fact
that this has been changed in the tcsh sources, I'm not sure that's
enough reason to change sigset_t.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
Red Hat
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