From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/string/wmemmove.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/string/wmemmove.c

(limited to 'src/string/wmemmove.c')

diff --git a/src/string/wmemmove.c b/src/string/wmemmove.c
new file mode 100644
index 0000000..964c903
--- /dev/null
+++ b/src/string/wmemmove.c
@@ -0,0 +1,13 @@
+#include <wchar.h>
+#include <stdint.h>
+
+wchar_t *wmemmove(wchar_t *d, const wchar_t *s, size_t n)
+{
+	wchar_t *d0 = d;
+	if (d == s) return d;
+	if ((uintptr_t)d-(uintptr_t)s < n * sizeof *d)
+		while (n--) d[n] = s[n];
+	else
+		while (n--) *d++ = *s++;
+	return d0;
+}
-- 
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