fileAccess {R.utils} | R Documentation |
Checks the permission of a file.
## Default S3 method: fileAccess(pathname, mode=0, safe=TRUE, ...)
pathname |
A character string of the pathname to be checked. |
mode |
An integer ... |
safe |
If TRUE , the permissions are tested more carefully,
otherwise file.access () is used. |
... |
Not used. |
In R there is file.access
() for checking whether the
permission of a file.
Unfortunately, this function cannot be 100% trusted depending on
platform used and file system queried, cf. [1].
Returns an integer
; 0 if the permission exists, -1 if not.
Henrik Bengtsson (http://www.braju.com/R/)
[1] R-devel thread file.access() on network (mounted) drive on Windows Vista? on Nov 26, 2008.