Return the number of bytes available on the file system of descriptor.
Declared in <bdls_filesystemutil.h>
static
Offset
getAvailableSpace(FileDescriptor descriptor);Return the number of bytes available for allocation in the file system where the file with the specified descriptor resides, or a negative value if an error occurs.
the number of available bytes, or a negative value on error
| Name | Description |
|---|---|
| descriptor | file descriptor whose volume's free space is returned |