glibc/hurd/port-cleanup.c

31 lines
1.2 KiB
C

/* Cleanup function for `struct hurd_port' users who longjmp.
Copyright (C) 1995-2014 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);
}