* dtable.cc (dtable::vfork_parent_restore): Add debugging statement.

* exceptions.cc (try_to_debug): Spin only as long as we don't have a debugger
attached.
* fhandler.h (fhandler_base::set_nohandle): New method.
(fhandler_base::get_nohandle): New method.
* fhandler.cc (fhandler_base::dup): Avoid duplicating handle if there is no
handle.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Set nohandle flag on
dummy fd.
* Makefile.in: Make intermediate library for eventual inclusion in libcygwin.a
* fhandler.h (fhandler_pipe::fhandler_pipe): Remove default argument setting
since it is no longer used.
* miscfuncs.cc (check_null_str): New function.
(+check_null_str_errno): Ditto.
* net.cc: Add defensive buffer checking throughout.
(cygwin_sendto): Protect against invalid fd.
(cygwin_recvfrom): Ditto.
(cygwin_getpeername): Ditto.
(cygwin_recv): Ditto.
(cygwin_send): Ditto.
* winsup.h: Declare a new function.
* select.cc (set_bits): Fix conditional for setting fd in exceptfds.
* dtable.cc (dtable::build_fhandler): Create fhandler_pipe using correct device
type.
* path.cc (get_devn): Set correct pipe device type from device name.

1 files changed, 6 insertions, 6 deletions

diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 41a1319..a948116 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -383,19 +383,19 @@ try_to_debug (bool waitloop)
 		       &si,
 		       &pi);
 
-  static int NO_COPY keep_looping = 0;
-
-  if (dbg)
+  if (!dbg)
+    system_printf ("Failed to start debugger: %E");
+  else
     {
       if (!waitloop)
 	return 1;
       SetThreadPriority (hMainThread, THREAD_PRIORITY_IDLE);
-      while (keep_looping)
+      while (!IsDebuggerPresent ())
 	/* spin */;
+      Sleep (4000);
+      small_printf ("*** continuing from debugger call\n");
     }
 
-
-  system_printf ("Failed to start debugger: %E");
   /* FIXME: need to know handles of all running threads to
     resume_all_threads_except (current_thread_id);
   */