File Funktion returnt falschen wert

LPCSTR resource(char *File)
{
	char cCurrentPath[FILENAME_MAX];
	if (!GetCurrentDir(cCurrentPath, sizeof(cCurrentPath)))
	{

	}
    strncat_s(cCurrentPath,File,FILENAME_MAX-strlen(cCurrentPath)-1); //-1 for null-termination
	
	//MessageBoxA(0,cCurrentPath,"Resource called",0);

	//LPCSTR resourcereturn = (LPCSTR) convertCharArrayToLPCWSTR(cCurrentPath);
	//MessageBoxA(0,resourcereturn,"",0);
    //convert from wide char to narrow char array
    //char ch[260];
    //char DefChar = ' ';
    //WideCharToMultiByte(CP_ACP,0,convertCharArrayToLPCWSTR(cCurrentPath),-1, ch,260,&DefChar, NULL);
    //A std:string  using the char* constructor.
    //std::string ss(ch);
	MessageBoxA(0,(LPCSTR)cCurrentPath,"Out",0);
	return (LPCSTR)cCurrentPath;
}