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authorTakashi Yano via Cygwin-patches <cygwin-patches@cygwin.com>2020-03-13 12:06:49 +0900
committerCorinna Vinschen <corinna@vinschen.de>2020-03-13 10:55:41 +0100
commit071b8e0cbd4be33449c12bb0d58f514ed8ef893c (patch)
tree3fd3a209309c6a820bd77559f69e2386fa51f176
parent57a80207ff5f7045a45668cee827ce7f6906ccc8 (diff)
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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.
-rw-r--r--winsup/cygwin/fhandler_tty.cc11
1 files changed, 9 insertions, 2 deletions
diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc
index b42e0ae..b2e725d 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;