From 124af9f4b2b77b1510d88cfc8092c788d7e513c7 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Fri, 20 May 2005 19:02:51 +0000 Subject: Back out nptl changes, which for now will be done in branches/uClibc-nptl --- libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h | 105 ---------------------- 1 file changed, 105 deletions(-) delete mode 100644 libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h (limited to 'libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h') diff --git a/libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h b/libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h deleted file mode 100644 index cd64bc37e..000000000 --- a/libpthread/nptl/sysdeps/pthread/bits/stdio-lock.h +++ /dev/null @@ -1,105 +0,0 @@ -/* Thread package specific definitions of stream lock type. NPTL 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, 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 -#include - - -/* The locking here is very inexpensive, even for inlining. */ -#define _IO_lock_inexpensive 1 - -typedef struct { int lock; int cnt; void *owner; } _IO_lock_t; - -#define _IO_lock_initializer { LLL_LOCK_INITIALIZER, 0, NULL } - -#define _IO_lock_init(_name) \ - ((_name) = (_IO_lock_t) _IO_lock_initializer , 0) - -#define _IO_lock_fini(_name) \ - ((void) 0) - -#define _IO_lock_lock(_name) \ - do { \ - void *__self = THREAD_SELF; \ - if ((_name).owner != __self) \ - { \ - lll_lock ((_name).lock); \ - (_name).owner = __self; \ - } \ - ++(_name).cnt; \ - } while (0) - -#define _IO_lock_trylock(_name) \ - ({ \ - int __result = 0; \ - void *__self = THREAD_SELF; \ - if ((_name).owner != __self) \ - { \ - if (lll_trylock ((_name).lock) == 0) \ - { \ - (_name).owner = __self; \ - (_name).cnt = 1; \ - } \ - else \ - __result = EBUSY; \ - } \ - else \ - ++(_name).cnt; \ - __result; \ - }) - -#define _IO_lock_unlock(_name) \ - do { \ - if (--(_name).cnt == 0) \ - { \ - (_name).owner = NULL; \ - lll_unlock ((_name).lock); \ - } \ - } while (0) - - - -#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 && !defined NOT_IN_libc - -# ifdef __EXCEPTIONS -# define _IO_acquire_lock(_fp) \ - do { \ - _IO_FILE *_IO_acquire_lock_file \ - __attribute__((cleanup (_IO_acquire_lock_fct))) \ - = (_fp); \ - _IO_flockfile (_IO_acquire_lock_file); - -# else -# define _IO_acquire_lock(_fp) _IO_acquire_lock_needs_exceptions_enabled -# endif -# define _IO_release_lock(_fp) ; } while (0) - -#endif - -#endif /* bits/stdio-lock.h */ -- cgit v1.2.3