GgitReferencesCallback

gint
(* GgitReferencesCallback) (
  GgitRef* reference,
  gpointer user_data
)

The type of the callback functions for retrieving the references in a GgitRepository. See ggit_repository_references_foreach().

`reference`	`GgitRef`
	The reference.
	The called function takes ownership of the data, and is responsible for freeing it.
`user_data`	`gpointer`
	User-supplied data.
	The argument can be `NULL`.
	The data is owned by the caller of the function.

Returns:	`gint`
	0 to go for the next references or a `GgitError` in case there was an error.