1 files changed, 7 insertions, 0 deletions
diff --git a/sparse-index.h b/sparse-index.h
index a16f3e67d7..727034be7c 100644
--- a/sparse-index.h
+++ b/sparse-index.h
@@ -1,6 +1,13 @@
 #ifndef SPARSE_INDEX_H__
 #define SPARSE_INDEX_H__
 
+/*
+ * If performing an operation where the index is supposed to expand to a
+ * full index, then disable the advice message by setting this global to
+ * zero.
+ */
+extern int give_advice_on_expansion;
+
 struct index_state;
 #define SPARSE_INDEX_MEMORY_ONLY (1 << 0)
 int is_sparse_index_allowed(struct index_state *istate, int flags);