* fhandler.h (fhandler_tty_slave): Declare new methods.

* select.cc (fhandler_tty_slave::select_read): New method.
* select.cc (fhandler_tty_slave::ready_for_read): Ditto.
* select.cc (verify_tty_slave): New function.
* fhandler_termios.cc (fhandler_termios::line_edit): Empty input
buffer on signal.
* fhandler_tty.cc (fhandler_tty_slave::read): Check for input data
after reading from pipe. Reset event if input pipe is empty.
* tty.h (class tty): Allow creating events with manual reset.
* tty.cc (tty::get_event): Use manual_reset flag.
* tty.cc (tty::common_init): Create input_available_event with
manual reset.

1 files changed, 3 insertions, 3 deletions

diff --git a/winsup/cygwin/tty.cc b/winsup/cygwin/tty.cc
index 798984418..424cf7112 100644
--- a/winsup/cygwin/tty.cc
+++ b/winsup/cygwin/tty.cc
@@ -325,13 +325,13 @@ tty::init (void)
 }
 
 HANDLE
-tty::get_event (const char *fmt, BOOL inherit)
+tty::get_event (const char *fmt, BOOL inherit, BOOL manual_reset)
 {
   HANDLE hev;
   char buf[40];
 
   __small_sprintf (buf, fmt, ntty);
-  if (!(hev = CreateEvent (inherit ? &sec_all : &sec_all_nih, FALSE, FALSE, buf)))
+  if (!(hev = CreateEvent (inherit ? &sec_all : &sec_all_nih, manual_reset, FALSE, buf)))
     {
       termios_printf ("couldn't create %s", buf);
       set_errno (ENOENT);	/* FIXME this can't be the right errno */
@@ -408,7 +408,7 @@ tty::common_init (fhandler_pty_master *ptym)
 	return FALSE;
     }
 
-  if (!(ptym->input_available_event = get_event (INPUT_AVAILABLE_EVENT, FALSE)))
+  if (!(ptym->input_available_event = get_event (INPUT_AVAILABLE_EVENT, FALSE, TRUE)))
     return FALSE;
 
   char buf[40];