//++ ------------------------------------------------------------------------------------
// Details: Retrieve the OS system error message for the given system error code.
// Type: Method.
// Args: vError - (R) OS error code value.
// vrwErrorMsg - (W) The error message.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMIUtilSystemOsx::GetOSErrorMsg( const MIint vError, CMIUtilString & vrwErrorMsg ) const
{
// Reset
vrwErrorMsg.clear();
bool bOk = MIstatus::failure;
// ToDo: Implement LINUX version
return bOk;
}
//++ ------------------------------------------------------------------------------------
// Details: Retrieve the OS system error message for the given system error code.
// Type: Method.
// Args: vError - (R) OS error code value.
// vrwErrorMsg - (W) The error message.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMIUtilSystemWindows::GetOSErrorMsg(const MIint vError, CMIUtilString &vrwErrorMsg) const
{
// Reset
vrwErrorMsg.clear();
const MIuint nBufLen = 1024;
std::unique_ptr<char[]> pBuffer;
pBuffer.reset(new char[nBufLen]);
// CMIUtilString Format is not used as cannot replicate the behavior of ::FormatMessage which
// can take into account locality while retrieving the error message from the system.
const int nLength = ::FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nullptr, (DWORD)vError,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), reinterpret_cast<LPTSTR>(&pBuffer[0]), nBufLen, nullptr);
bool bOk = MIstatus::success;
if (nLength != 0)
vrwErrorMsg = &pBuffer[0];
else
bOk = MIstatus::failure;
return bOk;
}
