Fixed UTF-8 encoding of APPDATA and CWD on Windows.

src/common/utf8.cpp

@@ -0,0 +1,60 @@
+/**
+* Copyright (c) 2006-2009 LOVE Development Team
+* 
+* This software is provided 'as-is', without any express or implied
+* warranty.  In no event will the authors be held liable for any damages
+* arising from the use of this software.
+* 
+* Permission is granted to anyone to use this software for any purpose,
+* including commercial applications, and to alter it and redistribute it
+* freely, subject to the following restrictions:
+* 
+* 1. The origin of this software must not be misrepresented; you must not
+*    claim that you wrote the original software. If you use this software
+*    in a product, an acknowledgment in the product documentation would be
+*    appreciated but is not required.
+* 2. Altered source versions must be plainly marked as such, and must not be
+*    misrepresented as being the original software.
+* 3. This notice may not be removed or altered from any source distribution.
+**/
+
+#include "utf8.h"
+
+#ifdef LOVE_WINDOWS
+
+namespace love
+{
+	std::string to_utf8(LPCWSTR wstr)
+	{
+		size_t wide_len = wcslen(wstr)+1;
+
+		// Get size in UTF-8.
+		int utf8_size = WideCharToMultiByte(CP_UTF8, 0, wstr, wide_len, 0, 0, 0, 0);
+
+		char * utf8_str = new char[utf8_size];
+
+		// Convert to UTF-8.
+		int ok = WideCharToMultiByte(CP_UTF8, 0, wstr, wide_len, utf8_str, utf8_size, 0, 0);
+
+		if(!ok)
+		{
+			delete [] utf8_str;
+		}
+
+		return ok ? std::string(utf8_str) : std::string();
+	}
+
+	void replace_char(std::string & str, char find, char replace)
+	{
+		int length = str.length();
+
+		for(int i = 0; i<length; i++)
+		{
+			if(str[i] == find)
+				str[i] = replace;
+		}
+	}
+
+} // love
+
+#endif // LOVE_WINDOWS