split-index: it really is incompatible with the sparse index
... at least for now. So let's error out if we are even trying to
initialize the split index when the index is sparse, or when trying to
write the split index extension for a sparse index.
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Reviewed-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/read-cache.c b/read-cache.c
index cbe73f1..a932e01 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -3009,6 +3009,9 @@ static int do_write_index(struct index_state *istate, struct tempfile *tempfile,
!is_null_oid(&istate->split_index->base_oid)) {
struct strbuf sb = STRBUF_INIT;
+ if (istate->sparse_index)
+ die(_("cannot write split index for a sparse index"));
+
err = write_link_extension(&sb, istate) < 0 ||
write_index_ext_header(f, eoie_c, CACHE_EXT_LINK,
sb.len) < 0;
diff --git a/split-index.c b/split-index.c
index 8e52e89..9d0ccc3 100644
--- a/split-index.c
+++ b/split-index.c
@@ -5,6 +5,9 @@
struct split_index *init_split_index(struct index_state *istate)
{
if (!istate->split_index) {
+ if (istate->sparse_index)
+ die(_("cannot use split index with a sparse index"));
+
CALLOC_ARRAY(istate->split_index, 1);
istate->split_index->refcount = 1;
}