prune: clean .git/shallow after pruning objects
This patch teaches "prune" to remove shallow roots that are no longer
reachable from any refs (e.g. when the relevant refs are removed).
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/commit.h b/commit.h
index a1f2d49..affe210 100644
--- a/commit.h
+++ b/commit.h
@@ -235,6 +235,7 @@
uint32_t **used,
int *ref_status);
extern int delayed_reachability_test(struct shallow_info *si, int c);
+extern void prune_shallow(int show_only);
int is_descendant_of(struct commit *, struct commit_list *);
int in_merge_bases(struct commit *, struct commit *);
