1 files changed, 33 insertions, 0 deletions
diff --git a/hurd/fd-cleanup.c b/hurd/fd-cleanup.c
new file mode 100644
index 0000000000..83bde6ff44
--- /dev/null
+++ b/hurd/fd-cleanup.c
@@ -0,0 +1,33 @@
+/* Cleanup function for `struct hurd_fd' users.
+   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <mach.h>
+#include <hurd/fd.h>
+
+/* We were cancelled while using an fd, and called from the cleanup unwinding.
+ */
+
+void
+_hurd_fd_port_use_cleanup (void *arg)
+{
+  struct _hurd_fd_port_use_data *data = arg;
+
+  _hurd_port_free (&data->d->port, &data->ulink, data->port);
+  if (data->ctty != MACH_PORT_NULL)
+    _hurd_port_free (&data->d->ctty, &data->ctty_ulink, data->ctty);
+}