https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=071b8e0cbd4be33449c12bb0d58f514ed8ef893c
commit 071b8e0cbd4be33449c12bb0d58f514ed8ef893c Author: Takashi Yano via Cygwin-patches <[email protected]> Date: Fri Mar 13 12:06:49 2020 +0900 Cygwin: pty: Add FreeConsole to destructor of pty slave. - When pseudo console is closed, all the processes attched to the pseudo console are terminated. This causes the problem reported in https://sourceware.org/pipermail/cygwin/2020-March/244046.html. This patch fixes the issue. Diff: --- winsup/cygwin/fhandler_tty.cc | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc index b42e0aeb6..b2e725d5d 100644 --- a/winsup/cygwin/fhandler_tty.cc +++ b/winsup/cygwin/fhandler_tty.cc @@ -706,8 +706,15 @@ fhandler_pty_slave::fhandler_pty_slave (int unit) fhandler_pty_slave::~fhandler_pty_slave () { if (!get_ttyp ()) - /* Why comes here? Who clears _tc? */ - return; + { + /* Why comes here? Who clears _tc? */ + if (freeconsole_on_close) + { + FreeConsole (); + pcon_attached_to = -1; + } + return; + } if (get_pseudo_console ()) { int used = 0;
