mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 10:50:07 +00:00
* sysdeps/generic/bits/libc-lock.h: Same changes.
This commit is contained in:
Roland McGrath
parent
0dce3d154c
commit
edb6388469
@ -16,6 +16,7 @@
|
||||
any cleanup handler.
|
||||
(__libc_cleanup_region_end): Do nothing if start's DOIT arg was zero.
|
||||
(__libc_cleanup_end): Likewise.
|
||||
* sysdeps/generic/bits/libc-lock.h: Same changes.
|
||||
* stdio-common/vfscanf.c (LOCK_STREAM): Pass new arg.
|
||||
* stdio-common/vfprintf.c (buffered_vfprintf, vfprintf): Likewise.
|
||||
* sysdeps/mach/hurd/bits/stdio-lock.h (_IO_cleanup_region_start):
|
||||
|
||||
@ -94,14 +94,23 @@
|
||||
} while (0)
|
||||
|
||||
|
||||
/* Start critical region with cleanup. */
|
||||
#define __libc_cleanup_region_start(FCT, ARG)
|
||||
/* Start a critical region with a cleanup function */
|
||||
#define __libc_cleanup_region_start(DOIT, FCT, ARG) \
|
||||
{ \
|
||||
typeof (***(FCT)) *__save_FCT = (DOIT) ? (FCT) : 0; \
|
||||
typeof (ARG) __save_ARG = ARG; \
|
||||
/* close brace is in __libc_cleanup_region_end below. */
|
||||
|
||||
/* End critical region with cleanup. */
|
||||
#define __libc_cleanup_region_end(DOIT)
|
||||
/* End a critical region started with __libc_cleanup_region_start. */
|
||||
#define __libc_cleanup_region_end(DOIT) \
|
||||
if ((DOIT) && __save_FCT != 0) \
|
||||
(*__save_FCT)(__save_ARG); \
|
||||
}
|
||||
|
||||
/* Sometimes we have to exit the block in the middle. */
|
||||
#define __libc_cleanup_end(DOIT)
|
||||
#define __libc_cleanup_end(DOIT) \
|
||||
if ((DOIT) && __save_FCT != 0) \
|
||||
(*__save_FCT)(__save_ARG); \
|
||||
|
||||
|
||||
/* We need portable names for some of the functions. */
|
||||
|
||||
@ -1,3 +1,12 @@
|
||||
2001-08-23 Roland McGrath <roland@frob.com>
|
||||
|
||||
* sysdeps/pthread/bits/libc-lock.h (__libc_cleanup_region_start): Take
|
||||
new first argument, skip the cleanup handler if it's zero.
|
||||
(_LIBC_LOCK_RECURSIVE_INITIALIZER): New macro.
|
||||
(__libc_lock_define_initialized_recursive): Use it.
|
||||
* sysdeps/pthread/bits/stdio-lock.h: File removed.
|
||||
The sysdeps/generic file from the main tree now suffices.
|
||||
|
||||
2001-08-22 Roland McGrath <roland@frob.com>
|
||||
|
||||
* sysdeps/pthread/bits/stdio-lock.h: Include <bits/libc-lock.h>
|
||||
|
||||
@ -72,8 +72,10 @@ typedef pthread_key_t __libc_key_t;
|
||||
|
||||
/* Define an initialized recursive lock variable NAME with storage
|
||||
class CLASS. */
|
||||
#define __libc_lock_define_initialized_recursive(CLS,NAME) \
|
||||
CLS __libc_lock_recursive_t NAME = {PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP};
|
||||
#define __libc_lock_define_initialized_recursive(CLASS,NAME) \
|
||||
CLASS __libc_lock_recursive_t NAME = _LIBC_LOCK_RECURSIVE_INITIALIZER;
|
||||
#define _LIBC_LOCK_RECURSIVE_INITIALIZER \
|
||||
{PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP}
|
||||
|
||||
/* Initialize the named lock variable, leaving it in a consistent, unlocked
|
||||
state. */
|
||||
@ -164,9 +166,9 @@ typedef pthread_key_t __libc_key_t;
|
||||
|
||||
|
||||
/* Start critical region with cleanup. */
|
||||
#define __libc_cleanup_region_start(FCT, ARG) \
|
||||
#define __libc_cleanup_region_start(DOIT, FCT, ARG) \
|
||||
{ struct _pthread_cleanup_buffer _buffer; \
|
||||
int _avail = _pthread_cleanup_push_defer != NULL; \
|
||||
int _avail = (DOIT) && _pthread_cleanup_push_defer != NULL; \
|
||||
if (_avail) { \
|
||||
_pthread_cleanup_push_defer (&_buffer, (FCT), (ARG)); \
|
||||
}
|
||||
|
||||
@ -1,47 +0,0 @@
|
||||
/* Thread package specific definitions of stream lock type.
|
||||
Copyright (C) 1996, 1997, 1998, 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 Library General Public License as
|
||||
published by the Free Software Foundation; either version 2 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
|
||||
Library General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Library General Public
|
||||
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
||||
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
Boston, MA 02111-1307, USA. */
|
||||
|
||||
#include <bits/libc-lock.h>
|
||||
|
||||
__libc_lock_define_recursive (typedef, _IO_lock_t)
|
||||
|
||||
/* We need recursive (counting) mutexes. */
|
||||
#define _IO_lock_initializer {PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP}
|
||||
|
||||
#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) \
|
||||
{ struct _pthread_cleanup_buffer _buffer; \
|
||||
int _avail = (((_fp)->_flags & _IO_USER_LOCK) == 0 \
|
||||
&& _pthread_cleanup_push_defer != NULL); \
|
||||
if (_avail) { \
|
||||
_pthread_cleanup_push_defer (&_buffer, (_fct), (_fp)); \
|
||||
}
|
||||
#define _IO_cleanup_region_start_noarg(_fct) \
|
||||
{ struct _pthread_cleanup_buffer _buffer; \
|
||||
int _avail = _pthread_cleanup_push_defer != NULL; \
|
||||
if (_avail) { \
|
||||
_pthread_cleanup_push_defer (&_buffer, (_fct), NULL); \
|
||||
}
|
||||
#define _IO_cleanup_region_end(_doit) \
|
||||
__libc_cleanup_region_end (_doit)
|
||||
@ -94,14 +94,23 @@
|
||||
} while (0)
|
||||
|
||||
|
||||
/* Start critical region with cleanup. */
|
||||
#define __libc_cleanup_region_start(FCT, ARG)
|
||||
/* Start a critical region with a cleanup function */
|
||||
#define __libc_cleanup_region_start(DOIT, FCT, ARG) \
|
||||
{ \
|
||||
typeof (***(FCT)) *__save_FCT = (DOIT) ? (FCT) : 0; \
|
||||
typeof (ARG) __save_ARG = ARG; \
|
||||
/* close brace is in __libc_cleanup_region_end below. */
|
||||
|
||||
/* End critical region with cleanup. */
|
||||
#define __libc_cleanup_region_end(DOIT)
|
||||
/* End a critical region started with __libc_cleanup_region_start. */
|
||||
#define __libc_cleanup_region_end(DOIT) \
|
||||
if ((DOIT) && __save_FCT != 0) \
|
||||
(*__save_FCT)(__save_ARG); \
|
||||
}
|
||||
|
||||
/* Sometimes we have to exit the block in the middle. */
|
||||
#define __libc_cleanup_end(DOIT)
|
||||
#define __libc_cleanup_end(DOIT) \
|
||||
if ((DOIT) && __save_FCT != 0) \
|
||||
(*__save_FCT)(__save_ARG); \
|
||||
|
||||
|
||||
/* We need portable names for some of the functions. */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user