Obtains a file monitor for the given file. If no file notification
mechanism exists, then regular polling of the file is used.
If cancellable is not NULL, then the operation can be cancelled by
triggering the cancellable object from another thread. If the operation
was cancelled, the error G_IO_ERROR_CANCELLED will be returned.
Obtains a file monitor for the given file. If no file notification mechanism exists, then regular polling of the file is used. If cancellable is not NULL, then the operation can be cancelled by triggering the cancellable object from another thread. If the operation was cancelled, the error G_IO_ERROR_CANCELLED will be returned.