Re: Incorrect behavior in TIOCINQ ioctl

2020-03-02 Thread Corinna Vinschen
On Feb 29 11:37, Åke Rehnman wrote: > > On 2020-02-28 20:23, Corinna Vinschen wrote: > > > - Is it a safe bet that ClearCommError returns valid values in > >st.cbInQue even if one of the error conditions occur? Maybe the > >right thing to do is to return 0 in certain error cases...? > >

Re: Incorrect behavior in TIOCINQ ioctl

2020-02-29 Thread Åke Rehnman
On 2020-02-28 20:23, Corinna Vinschen wrote: - Is it a safe bet that ClearCommError returns valid values in st.cbInQue even if one of the error conditions occur? Maybe the right thing to do is to return 0 in certain error cases...? The win32 api  documentation does not mention anythin

Re: Incorrect behavior in TIOCINQ ioctl

2020-02-28 Thread Corinna Vinschen
On Feb 27 22:38, Åke Rehnman wrote: > Hi, > > I recently ran in to some troubles with the TIOCINQ ioctl. I am wondering if > the cygwin implementation is correct... It seems if there were any existing > framing overrun errors etc etc  before calling the TIOCINQ ioctl it is > returning an error (EI