Re: [coLinux-devel] Re: [coLinux-users] Gentoo (Deluxe) - Perl compile issues?

[Joel M. <jo...@ma...>]

Nope, the problem isn't that it's FAT32.  Mine is NTFS.

Joel


David Kaufman wrote:
  >
> it's not limited to gentoo either, of course.
> 
> the make tests also fail for Time::Hires, and thus for all the
> Benchmarks, even when compiling perl 5.8.4 on the coLinux-supplied
> debian filesystem image.  i was trying this perlmonks tutorial "Install
> parallel Perl on Debian" [ http://perlmonks.thepen.com/285799.html ]
> 
> i think it has something to do with the fact that my underlying
> filesystem is FAT32 instead of NTFS.  FAT32 files have a time
> "resolution" of just less that 2 seconds, which confuses compilers and
> makes Time::Hires think it has failed when it hasn't really -- the
> filesystem has failed it.
> 
> the only workaround i know of is to just not run "make test" when
> compiling perl -- not an optimal solution, of course.  but i skipped it
> and just did a make install and my new perl 5.8.4 installed flawlessly
> and works great.
> 
> i'd be interested to see if it really *is* the FAT32 -second time
> resolution limitation that is causing this, and if so, what can be done
> about it to make perl detect the environment, and skip the test on this
> platform, as perl for windows does on FAT32 volumes.  are you two both
> running colinux on Fat32-formatted drives?  if you're not sure then, in
> explorer, right-click the drive colinux is installed on, select
> properties, and "General" tab should show
> 
>        Type: Local Disk
> File System: FAT32
> 
> if it says NTFS instead of FAT32 and you're getting this error compiling
> perl, then drop me a note so i can look into it further.
> 
> Dan, if my suspicions are right, how could perl tests running on coLinux
> even *discover* that the host filesystem is FAT32 so that we can teach
> them to skip these tests?  and wouldn't there have to be some run-time
> test perl could do to learn the host filesystem, since the colinux image
> might be moved to and from different filesystems while it was "asleeep"?
> 
> -dave