Merge branch 'tb/commit-graph-split-strategy'

"git commit-graph write" learned different ways to write out split
files.

* tb/commit-graph-split-strategy:
  Revert "commit-graph.c: introduce '--[no-]check-oids'"
  commit-graph.c: introduce '--[no-]check-oids'
  commit-graph.h: replace 'commit_hex' with 'commits'
  oidset: introduce 'oidset_size'
  builtin/commit-graph.c: introduce split strategy 'replace'
  builtin/commit-graph.c: introduce split strategy 'no-merge'
  builtin/commit-graph.c: support for '--split[=<strategy>]'
  t/helper/test-read-graph.c: support commit-graph chains

1 files changed, 5 insertions, 0 deletions

diff --git a/oidset.h b/oidset.h
index 3a2d9d1..209ae7a 100644
--- a/oidset.h
+++ b/oidset.h
@@ -55,6 +55,11 @@ int oidset_insert(struct oidset *set, const struct object_id *oid);
 int oidset_remove(struct oidset *set, const struct object_id *oid);
 
 /**
+ * Returns the number of oids in the set.
+ */
+int oidset_size(struct oidset *set);
+
+/**
  * Remove all entries from the oidset, freeing any resources associated with
  * it.
  */