Re: [Bug 245] New: Cannot get type of dirent

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Sun, May 18, 2003 at 08:09:17AM -0700, bugzilla-daemon@xxxxxxxxxxx wrote:
> XFS cannot find dirent type so cannot get directory type.
> 
> code is as blow..
> 
> #include <stdio.h>
> #include <dirent.h>
> #include <unistd.h>
> #include <stdlib.h>
> int main(void)
> {
>     DIR *dp;
>     struct dirent *ep;
>     char filename[BUFSIZ+1];
>     struct statfs buf;
>     dp = opendir("/");
>     if( dp != NULL ) {
>         while( ep = readdir(dp) ) {
>             sprintf(filename,"/%s", ep->d_name);
>             printf("%s type is %d\n", filename, ep->d_type);
>         }
>     (void) closedir(dp);
>     }
>     return 0;
> }
> 
> that result is 0 that is, UNKOWN type..

Which is what all filesystems that don't support 4.4BSD-style dirents return.
d_type is an optional extension and XFS can't support it without changes in
the ondisk layout.