Change directory structure

luprex/cpp/wrap/wrap-sstream.hpp

@@ -0,0 +1,18 @@
+#ifndef WRAP_SSTREAM_HPP
+#define WRAP_SSTREAM_HPP
+
+#include "eng-malloc.hpp"
+#include "wrap-string.hpp"
+#include <sstream>
+#include <string_view>
+
+namespace eng {
+template<class C, class T=std::char_traits<C>>
+class basic_ostringstream : public std::basic_ostringstream<C, T, eng::allocator<C>>, public eng::opnew {
+    using underlying = std::basic_ostringstream<C, T, eng::allocator<C>>;
+    using underlying::basic_ostringstream;
+};
+using ostringstream = basic_ostringstream<char>;
+} // namespace eng
+
+#endif // WRAP_SSTREAM_HPP