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[KERNEL32] lpNumberOfCharsWritten is optional for WriteConsole (#1079)

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Some applications (and libraries, like replxx) rely on this undocumented behavior.
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Andrew Boyarshin 2022-08-12 06:58:18 +07:00 committed by GitHub
parent 934e5212e4
commit c15a9c1d09
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1 changed files with 3 additions and 3 deletions
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6
dll/win32/kernel32/client/console/readwrite.c
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@ -681,8 +681,8 @@ IntWriteConsole(IN HANDLE hConsoleOutput,
/* Release the capture buffer if needed */
if (CaptureBuffer) CsrFreeCaptureBuffer(CaptureBuffer);
/* Retrieve the results */
if (Success)
/* Retrieve the results. NOTE: lpNumberOfCharsWritten optional since Vista+ */
if (Success && lpNumberOfCharsWritten)
{
_SEH2_TRY
{
@ -695,7 +695,7 @@ IntWriteConsole(IN HANDLE hConsoleOutput,
}
_SEH2_END;
}
else
else if (!Success)
{
BaseSetLastNTError(ApiMessage.Status);
}