[PVFS-users] Re: Detect PVFS from a program

Robert Latham robl at mcs.anl.gov
Mon Mar 29 16:34:04 EST 2004


On Mon, Mar 29, 2004 at 02:05:49PM -0800, Lei at ICS wrote:
> Hi,
> 
> Is there a way to detect from a (Fortran) program whether or not
> the file system that I am about to write to or read from
> Is PVFS?

I don't know how i would do it in Fortran, but here's how i would do
it in C:

The system call statfs(2) should do the trick.  You can compare the
fs_type member to PVFS_SUPER_MAGIC (defined if you include pvfs.h)

==rob

-- 
Rob Latham
Mathematics and Computer Science Division    A215 0178 EA2D B059 8CDF
Argonne National Labs, IL USA                B29D F333 664A 4280 315B


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