- cat exits immediately in the following senario. 1) Execute env CYGWIN=disable_pcon script 2) Execute cmd.exe 3) Execute cat in cmd.exe. This is caused by setting input_available_event for the pipe for non-cygwin app. This patch fixes the issue. --- winsup/cygwin/fhandler_tty.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc index e4993bf31..0b9901974 100644 --- a/winsup/cygwin/fhandler_tty.cc +++ b/winsup/cygwin/fhandler_tty.cc @@ -394,7 +394,8 @@ fhandler_pty_master::accept_input () } } - SetEvent (input_available_event); + if (write_to == get_output_handle ()) + SetEvent (input_available_event); ReleaseMutex (input_mutex); return ret; } -- 2.30.0