diff options
Diffstat (limited to 'libc/sysdeps/linux/common/bits/stdio-lock.h')
| -rw-r--r-- | libc/sysdeps/linux/common/bits/stdio-lock.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/stdio-lock.h b/libc/sysdeps/linux/common/bits/stdio-lock.h new file mode 100644 index 000000000..5b1c1b082 --- /dev/null +++ b/libc/sysdeps/linux/common/bits/stdio-lock.h @@ -0,0 +1,48 @@ +/* Thread package specific definitions of stream lock type. Generic version. + Copyright (C) 2000, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#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_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) + + +#endif /* bits/stdio-lock.h */ |