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[ROSAUTOTEST] Cache the result of GetLastError().

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This commit is contained in:
Colin Finck 2019-04-23 11:37:58 +02:00 committed by Timo Kreuzer
parent 7dd4d2256b
commit 064dffe6c3
1 changed files with 7 additions and 3 deletions
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10
modules/rostests/rosautotest/CPipe.cpp
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@ -169,7 +169,9 @@ CPipe::Read(PVOID Buffer, DWORD NumberOfBytesToRead, PDWORD NumberOfBytesRead, D
// The asynchronous read request could be satisfied immediately.
return ERROR_SUCCESS;
}
else if (GetLastError() == ERROR_IO_PENDING)
DWORD dwLastError = GetLastError();
if (dwLastError == ERROR_IO_PENDING)
{
// The asynchronous read request could not be satisfied immediately, so wait for it with the given timeout.
DWORD dwWaitResult = WaitForSingleObject(m_ReadOverlapped.hEvent, TimeoutMilliseconds);
@ -181,7 +183,9 @@ CPipe::Read(PVOID Buffer, DWORD NumberOfBytesToRead, PDWORD NumberOfBytesRead, D
// We successfully read NumberOfBytesRead bytes.
return ERROR_SUCCESS;
}
else if (GetLastError() == ERROR_BROKEN_PIPE)
dwLastError = GetLastError();
if (dwLastError == ERROR_BROKEN_PIPE)
{
// The other end of the pipe has been closed.
return ERROR_BROKEN_PIPE;
@ -201,7 +205,7 @@ CPipe::Read(PVOID Buffer, DWORD NumberOfBytesToRead, PDWORD NumberOfBytesRead, D
else
{
// This may be ERROR_BROKEN_PIPE or an unexpected error.
return GetLastError();
return dwLastError;
}
}