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* fhandler_socket.cc (connect_thread): Remove.

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(accept_thread): Remove.
	(fhandler_socket::connect): Remove all special blocking handling.
	(fhandler_socket::accept): Ditto.
	* net.cc (cygwin_connect): Make blocking sockets temporarily
	non-blocking and call cygwin_select on them to be interruptible.
	(cygwin_accept):  Ditto.
This commit is contained in:
Corinna Vinschen
2003-06-03 14:05:17 +00:00
parent 0c8fe17278
commit fb6b1418e4
3 changed files with 77 additions and 55 deletions
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65
winsup/cygwin/net.cc
View File

@@ -773,7 +773,56 @@ cygwin_connect (int fd, const struct sockaddr *name, int namelen)
if (__check_invalid_read_ptr_errno (name, namelen) || !fh)
res = -1;
else
res = fh->connect (name, namelen);
{
bool was_blocking = false;
if (!fh->is_nonblocking ())
{
int nonblocking = 1;
fh->ioctl (FIONBIO, &nonblocking);
was_blocking = true;
}
res = fh->connect (name, namelen);
if (was_blocking)
{
if (res == -1 && get_errno () == EINPROGRESS)
{
size_t fds_size = howmany (fd + 1, NFDBITS) * sizeof (fd_mask);
fd_set *write_fds = (fd_set *) alloca (fds_size);
fd_set *except_fds = (fd_set *) alloca (fds_size);
memset (write_fds, 0, fds_size);
memset (except_fds, 0, fds_size);
FD_SET (fd, write_fds);
FD_SET (fd, except_fds);
res = cygwin_select (fd + 1, NULL, write_fds, except_fds, NULL);
if (res > 0 && FD_ISSET (fd, except_fds))
{
res = -1;
for (;;)
{
int err;
int len = sizeof err;
cygwin_getsockopt (fd, SOL_SOCKET, SO_ERROR,
(void *) &err, &len);
if (err)
{
set_errno (err);
break;
}
low_priority_sleep (0);
}
}
else if (res > 0)
res = 0;
else
{
WSASetLastError (WSAEINPROGRESS);
set_winsock_errno ();
}
}
int nonblocking = 0;
fh->ioctl (FIONBIO, &nonblocking);
}
}
syscall_printf ("%d = connect (%d, %p, %d)", res, fd, name, namelen);
@@ -1051,7 +1100,19 @@ cygwin_accept (int fd, struct sockaddr *peer, int *len)
|| !fh)
res = -1;
else
res = fh->accept (peer, len);
{
if (!fh->is_nonblocking ())
{
size_t fds_size = howmany (fd + 1, NFDBITS) * sizeof (fd_mask);
fd_set *read_fds = (fd_set *) alloca (fds_size);
memset (read_fds, 0, fds_size);
FD_SET (fd, read_fds);
res = cygwin_select (fd + 1, read_fds, NULL, NULL, NULL);
if (res == -1)
return -1;
}
res = fh->accept (peer, len);
}
syscall_printf ("%d = accept (%d, %p, %p)", res, fd, peer, len);
return res;