Edit File: stdio-lock.h
/* Thread package specific definitions of stream lock type. Generic version. Copyright (C) 2000, 2001, 2002, 2003 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/>. */ #ifndef _BITS_STDIO_LOCK_H #define _BITS_STDIO_LOCK_H 1 #include <bits/libc-lock.h> __libc_lock_define_recursive (typedef, _IO_lock_t) /* We need recursive (counting) mutexes. */ #ifdef _LIBC_LOCK_RECURSIVE_INITIALIZER # define _IO_lock_initializer _LIBC_LOCK_RECURSIVE_INITIALIZER #elif _IO_MTSAFE_IO #error libio needs recursive mutexes for _IO_MTSAFE_IO #endif #define _IO_lock_init(_name) __libc_lock_init_recursive (_name) #define _IO_lock_fini(_name) __libc_lock_fini_recursive (_name) #define _IO_lock_lock(_name) __libc_lock_lock_recursive (_name) #define _IO_lock_trylock(_name) __libc_lock_trylock_recursive (_name) #define _IO_lock_unlock(_name) __libc_lock_unlock_recursive (_name) #define _IO_cleanup_region_start(_fct, _fp) \ __libc_cleanup_region_start (((_fp)->_flags & _IO_USER_LOCK) == 0, _fct, _fp) #define _IO_cleanup_region_start_noarg(_fct) \ __libc_cleanup_region_start (1, _fct, NULL) #define _IO_cleanup_region_end(_doit) \ __libc_cleanup_region_end (_doit) #if defined _LIBC && IS_IN (libc) # define _IO_acquire_lock(_fp) \ _IO_cleanup_region_start ((void (*) (void *)) _IO_funlockfile, (_fp)); \ _IO_flockfile (_fp) # define _IO_release_lock(_fp) \ _IO_funlockfile (_fp); \ _IO_cleanup_region_end (0) #endif #endif /* bits/stdio-lock.h */