[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/hurd/port-cleanup.c b/ap/libc/glibc/glibc-2.23/hurd/port-cleanup.c
new file mode 100644
index 0000000..fe1c6ce
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/hurd/port-cleanup.c
@@ -0,0 +1,30 @@
+/* Cleanup function for `struct hurd_port' users who longjmp.
+ Copyright (C) 1995-2016 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <mach.h>
+#include <hurd/port.h>
+
+/* The last user of the send right CLEANUP_DATA is now doing
+ `longjmp (ENV, VAL)', and this will unwind the frame of
+ that last user. Deallocate the right he will never get back to using. */
+
+void
+_hurd_port_cleanup (void *cleanup_data, jmp_buf env, int val)
+{
+ __mach_port_deallocate (__mach_task_self (), (mach_port_t) cleanup_data);
+}