1 files changed, 25 insertions, 0 deletions
diff --git a/storage/innobase/mem/mem0mem.c b/storage/innobase/mem/mem0mem.c
index 90d3f4fa6b1..5e7c48d3d3d 100644
--- a/storage/innobase/mem/mem0mem.c
+++ b/storage/innobase/mem/mem0mem.c
@@ -114,6 +114,31 @@ mem_heap_strdup(
 	return(memcpy(mem_heap_alloc(heap, len), str, len));
 }
 
+/**************************************************************************
+Concatenate two strings and return the result, using a memory heap. */
+
+char*
+mem_heap_strcat(
+/*============*/
+				/* out, own: the result */
+	mem_heap_t*	heap,	/* in: memory heap where string is allocated */
+	const char*	s1,	/* in: string 1 */
+	const char*	s2)	/* in: string 2 */
+{
+	char*	s;
+	ulint	s1_len = strlen(s1);
+	ulint	s2_len = strlen(s2);
+
+	s = mem_heap_alloc(heap, s1_len + s2_len + 1);
+
+	memcpy(s, s1, s1_len);
+	memcpy(s + s1_len, s2, s2_len);
+
+	s[s1_len + s2_len] = '\0';
+
+	return(s);
+}
+
 /*******************************************************************
 Creates a memory heap block where data can be allocated. */