[EXTERNAL] Re: scp stalls on uploading in cygwin 3.5 current master.

[Takashi Yano]

On Mon, 28 Aug 2023 13:37:11 +0000
"Lavrentiev, Anton (NIH/NLM/NCBI) [C]" wrote:
> > You seems to reffer Linux man, however, this patch calls
> 
> I was referring to a known behavior.  Your patch gets to call send(s,"",0),
> which is technically a write call, and which in this case, falls into an undefined
> domain for its argument, and hence, may be expected to change without notice.
> That's all I was referring to.

https://learn.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-send
  Calling send with a len parameter of zero is permissible and will be treated
  by implementations as successful. In such cases, send will return zero as a
  valid value. For message-oriented sockets, a zero-length transport datagram
  is sent.

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>