[thirdparty/glibc.git] / hurd / port-cleanup.c

/* Cleanup function for `struct hurd_port' users who longjmp.
   Copyright (C) 1995-2017 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);
}
Commit	Line	Data
1474b80f	1	/* Cleanup function for `struct hurd_port' users who longjmp.
bfff8b1b	2	Copyright (C) 1995-2017 Free Software Foundation, Inc.
c84142e8	3	This file is part of the GNU C Library.
1474b80f	4
c84142e8	5	The GNU C Library is free software; you can redistribute it and/or
41bdb6e2 AJ	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
1474b80f	9
c84142e8 UD	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
41bdb6e2	13	Lesser General Public License for more details.
1474b80f	14
41bdb6e2	15	You should have received a copy of the GNU Lesser General Public
59ba27a6 PE	16	License along with the GNU C Library; if not, see
59ba27a6 PE	17	<http://www.gnu.org/licenses/>. */
1474b80f RM	18
	19	#include <mach.h>
	20	#include <hurd/port.h>
	21
	22	/* The last user of the send right CLEANUP_DATA is now doing
	23	`longjmp (ENV, VAL)', and this will unwind the frame of
	24	that last user. Deallocate the right he will never get back to using. */
	25
	26	void
	27	_hurd_port_cleanup (void *cleanup_data, jmp_buf env, int val)
	28	{
	29	__mach_port_deallocate (__mach_task_self (), (mach_port_t) cleanup_data);
	30	}