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implement timeouts via non-blocking connects

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This commit is contained in:
David Rose 2008-12-23 23:59:55 +00:00
parent 3f591aabc8
commit 00a3bd8462
1 changed files with 10 additions and 8 deletions
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18
panda/src/net/connectionManager.cxx
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@ -147,8 +147,8 @@ PT(Connection) ConnectionManager::
open_TCP_client_connection(const NetAddress &address, int timeout_ms) {
Socket_TCP *socket = new Socket_TCP;
#if defined(HAVE_THREADS) && defined(SIMPLE_THREADS)
// In the simple-threads case, use a non-blocking connect.
// We always open the connection with non-blocking mode first, so we
// can implement the timeout.
bool okflag = socket->ActiveOpenNonBlocking(address.get_addr());
if (okflag && socket->GetLastError() == LOCAL_CONNECT_BLOCKING) {
// Now wait for the socket to connect.
@ -171,12 +171,6 @@ open_TCP_client_connection(const NetAddress &address, int timeout_ms) {
}
}
#else
// In the normal case, we can just do a blocking connect.
bool okflag = socket->ActiveOpen(address.get_addr(), false);
#endif // SIMPLE_THREADS
if (!okflag) {
net_cat.error()
<< "Unable to open TCP connection to server "
@ -185,6 +179,14 @@ open_TCP_client_connection(const NetAddress &address, int timeout_ms) {
return PT(Connection)();
}
#if !defined(HAVE_THREADS) || !defined(SIMPLE_THREADS)
// Now we have opened the socket in nonblocking mode. Unless we're
// using SIMPLE_THREADS, though, we really want the socket in
// blocking mode (since that's what we support here). Change it.
socket->SetBlocking();
#endif // SIMPLE_THREADS
net_cat.info()
<< "Opened TCP connection to server " << address.get_ip_string() << " "
<< " on port " << address.get_port() << "\n";