console encoding patch

libs/main/core/picout.cpp

@@ -22,6 +22,10 @@
 #include "pistack.h"
 #include "piobject.h"
 #include "pistring_std.h"
+#ifdef HAS_LOCALE
+#  include <locale>
+#  include <codecvt>
+#endif
 #ifdef WINDOWS
 #  include <windows.h>
 #  include <wingdi.h>
@@ -147,6 +151,9 @@ PRIVATE_DEFINITION_START(PICout)
 	static WORD dattr;
 	static DWORD smode;
 #endif
+#ifdef HAS_LOCALE
+	std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> utf8conv;
+#endif
 PRIVATE_DEFINITION_END(PICout)
 
 #ifdef WINDOWS
@@ -539,8 +546,13 @@ PICout & PICout::writePIString(const PIString & s) {
 	if (buffer_) {
 		buffer_->append(s);
 	} else {
+
 		if (PICout::isOutputDeviceActive(PICout::StdOut)) {
+#ifdef HAS_LOCALE
+			std::cout << PRIVATE->utf8conv.to_bytes((char16_t*)&(const_cast<PIString&>(s).front()), (char16_t*)&(const_cast<PIString&>(s).front()) + s.size());
+#else
 			for (PIChar c: s) std::wcout.put(c.toWChar());
+#endif
 		}
 		if (PICout::isOutputDeviceActive(PICout::Buffer)) PICout::__string__().append(s);
 	}