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Fix the intermittent fault in the socket layer that was occasionally

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bombing out X forwarding. It turns out to be a workaround for YET
ANOTHER useless WinSock implementation. Arrgh!

[originally from svn r1232]
This commit is contained in:
Simon Tatham 2001-09-05 22:04:19 +00:00
parent c6346dce42
commit 25c58b71d1
1 changed files with 6 additions and 5 deletions
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11
winnet.c
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@ -718,14 +718,15 @@ void try_send(Actual_Socket s)
noise_ultralight(nsent);
if (nsent <= 0) {
err = (nsent < 0 ? WSAGetLastError() : 0);
if ((err == 0 && nsent < 0) || err == WSAEWOULDBLOCK) {
if ((err < WSABASEERR && nsent < 0) || err == WSAEWOULDBLOCK) {
/*
* Perfectly normal: we've sent all we can for the moment.
*
* (Apparently some WinSocks can return <0 but
* leave no error indication - WSAGetLastError() is
* called but returns zero - so we check that case
* and treat it just like WSAEWOULDBLOCK.)
* (Some WinSock send() implementations can return
* <0 but leave no sensible error indication -
* WSAGetLastError() is called but returns zero or
* a small number - so we check that case and treat
* it just like WSAEWOULDBLOCK.)
*/
s->writable = FALSE;
return;