love2d.megasource/libs/physfs-2.0.3/lzma/CPP/Windows/Error.cpp

// Windows/Error.h

#include "StdAfx.h"

#include "Windows/Error.h"
#ifndef _UNICODE
#include "Common/StringConvert.h"
#endif

#ifndef _UNICODE
extern bool g_IsNT;
#endif

namespace NWindows {
namespace NError {

bool MyFormatMessage(DWORD messageID, CSysString &message)
{
  LPVOID msgBuf;
  if(::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | 
      FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
      NULL,messageID, 0, (LPTSTR) &msgBuf,0, NULL) == 0)
    return false;
  message = (LPCTSTR)msgBuf;
  ::LocalFree(msgBuf);
  return true;
}

#ifndef _UNICODE
bool MyFormatMessage(DWORD messageID, UString &message)
{
  if (g_IsNT)
  {
    LPVOID msgBuf;
    if(::FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | 
        FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
        NULL, messageID, 0, (LPWSTR) &msgBuf, 0, NULL) == 0)
      return false;
    message = (LPCWSTR)msgBuf;
    ::LocalFree(msgBuf);
    return true;
  }
  CSysString messageSys;
  bool result = MyFormatMessage(messageID, messageSys);
  message = GetUnicodeString(messageSys);
  return result;
}
#endif

}}