1 /* Thread package specific definitions of stream lock type.
2 Copyright (C) 1996, 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
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
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <bits/libc-lock.h>
22 __libc_lock_define_recursive (typedef, _IO_lock_t)
24 /* We need recursive (counting) mutexes. */
25 #define _IO_lock_initializer {PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP}
27 #define _IO_lock_init(_name) __libc_lock_init_recursive (_name)
28 #define _IO_lock_fini(_name) __libc_lock_fini_recursive (_name)
29 #define _IO_lock_lock(_name) __libc_lock_lock_recursive (_name)
30 #define _IO_lock_unlock(_name) __libc_lock_unlock_recursive (_name)
33 #define _IO_cleanup_region_start(_fct, _fp) \
34 { struct _pthread_cleanup_buffer _buffer; \
35 int _avail = (((_fp)->_flags & _IO_USER_LOCK) == 0 \
36 && _pthread_cleanup_push_defer != NULL); \
38 _pthread_cleanup_push_defer (&_buffer, (_fct), (_fp)); \
40 #define _IO_cleanup_region_start_noarg(_fct) \
41 { struct _pthread_cleanup_buffer _buffer; \
42 int _avail = _pthread_cleanup_push_defer != NULL; \
44 _pthread_cleanup_push_defer (&_buffer, (_fct), NULL); \
46 #define _IO_cleanup_region_end(_doit) \
47 __libc_cleanup_region_end (_doit)