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* select.cc (select_stuff::wait): Temporarily disable restarting

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entirely.
This commit is contained in:
Corinna Vinschen
2012-05-29 13:11:34 +00:00
parent d560c4b2ba
commit d6719f7e17
2 changed files with 14 additions and 3 deletions
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5
winsup/cygwin/ChangeLog
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@@ -1,3 +1,8 @@
2012-05-29 Corinna Vinschen <corinna@vinschen.de>
* select.cc (select_stuff::wait): Temporarily disable restarting
entirely.
2012-05-29 Corinna Vinschen <corinna@vinschen.de>
* security.h (cygsidlist::+=): Correctly copy well_known_sid info from

12
winsup/cygwin/select.cc
View File

@@ -331,13 +331,17 @@ select_stuff::wait (fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
{
case WAIT_OBJECT_0:
select_printf ("signal received");
#if 0
/* FIXME? Partial revert of change from 2012-01-22. If the signal
handler is called before the threads are stopped via cleanup,
emacs 24.x crashes in thread_pipe. For now, do not call the
signal handler if we're not in the main thread, but cleanup
before calling the signal handler. */
emacs 24.x crashes in thread_pipe. Just restarting without
calling the signal handler makes select entirely uninterruptible
when called from a thread not the main thread, see
http://cygwin.com/ml/cygwin/2012-05/msg00580.html
So, for now, just disable restarting entirely. */
if (!return_on_signal)
goto looping; /* Emulate linux behavior */
#endif
cleanup ();
_my_tls.call_signal_handler ();
set_sig_errno (EINTR);
@@ -389,7 +393,9 @@ select_stuff::wait (fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
cleanup ();
goto out;
}
#if 0
looping:
#endif
if (ms == INFINITE)
{
select_printf ("looping");