[Tarantool-patches] [PATCH 2.X v2.1 2/4] module api: export box_key_def_dup

[Timur Safin <tsafin@tarantool.org>]

Exporting `box_key_def_dup` as accessor to the internal `key_def_dup`

Part of #5384
---
 src/box/key_def_api.c |  6 ++++++
 src/box/key_def_api.h | 10 ++++++++++
 src/exports.h         |  1 +
 3 files changed, 17 insertions(+)

diff --git a/src/box/key_def_api.c b/src/box/key_def_api.c
index 2555b9fdd..98602ff24 100644
--- a/src/box/key_def_api.c
+++ b/src/box/key_def_api.c
@@ -199,6 +199,12 @@ box_key_def_new_ex(box_key_part_def_t *parts, uint32_t part_count)
 	return key_def;
 }
 
+box_key_def_t *
+box_key_def_dup(const box_key_def_t *key_def)
+{
+	return key_def_dup(key_def);
+}
+
 void
 box_key_def_delete(box_key_def_t *key_def)
 {
diff --git a/src/box/key_def_api.h b/src/box/key_def_api.h
index 8dd6eb10b..a419b712c 100644
--- a/src/box/key_def_api.h
+++ b/src/box/key_def_api.h
@@ -173,6 +173,16 @@ box_key_part_def_create(box_key_part_def_t *part);
 API_EXPORT box_key_def_t *
 box_key_def_new_ex(box_key_part_def_t *parts, uint32_t part_count);
 
+/**
+ * Duplicate key_def.
+ * \param key_def Original key_def.
+ *
+ * \retval not NULL Duplicate of src.
+ * \retval     NULL Memory error.
+ */
+box_key_def_t *
+box_key_def_dup(const box_key_def_t *key_def);
+
 /**
  * Delete key definition
  *
diff --git a/src/exports.h b/src/exports.h
index 592b388bb..202f5bf19 100644
--- a/src/exports.h
+++ b/src/exports.h
@@ -31,6 +31,7 @@ EXPORT(box_iterator_free)
 EXPORT(box_iterator_next)
 EXPORT(box_key_def_delete)
 EXPORT(box_key_def_dump_parts)
+EXPORT(box_key_def_dup)
 EXPORT(box_key_def_merge)
 EXPORT(box_key_def_new)
 EXPORT(box_key_def_new_ex)
-- 
2.20.1