2 files changed, 31 insertions, 0 deletions
diff --git a/rushs/evalexpr/my_memmove/my_memmove.c b/rushs/evalexpr/my_memmove/my_memmove.c
new file mode 100644
index 0000000..bb360a5
--- /dev/null
+++ b/rushs/evalexpr/my_memmove/my_memmove.c
@@ -0,0 +1,23 @@
+#include "my_memmove.h"
+
+void *my_memmove(void *dest, const void *src, size_t n)
+{
+    char *d = dest;
+    const char *s = src;
+    if (dest > src) // reverse array
+    {
+        size_t l = n;
+        for (; l > 0; l--)
+        {
+            d[l - 1] = s[l - 1];
+        }
+    }
+    else
+    {
+        for (size_t i = 0; i < n; i++)
+        {
+            d[i] = s[i];
+        }
+    }
+    return dest;
+}
diff --git a/rushs/evalexpr/my_memmove/my_memmove.h b/rushs/evalexpr/my_memmove/my_memmove.h
new file mode 100644
index 0000000..cb253b7
--- /dev/null
+++ b/rushs/evalexpr/my_memmove/my_memmove.h
@@ -0,0 +1,8 @@
+#ifndef MY_MEMMOVE_H
+#define MY_MEMMOVE_H
+
+#include <stddef.h>
+
+void *my_memmove(void *dest, const void *src, size_t n);
+
+#endif /* ! MY_MEMMOVE_H */