mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-24 11:41:07 +00:00
ad3371fbac
2007-10-23 Andreas Jaeger <aj@suse.de> [BZ #5208] * sysdeps/unix/sysv/linux/readahead.c (__readahead): Use __LONG_LONG_PAIR to handle little endian byte order. Suggested by abhishekrai@google.com
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/* Copyright (C) 2002, 2003, 2006, 2007 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
|
|
|
|
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. */
|
|
|
|
#include <lowlevellock.h>
|
|
|
|
/* The fork generation counter, defined in libpthread. */
|
|
extern unsigned long int __fork_generation attribute_hidden;
|
|
|
|
/* Pointer to the fork generation counter in the thread library. */
|
|
extern unsigned long int *__fork_generation_pointer attribute_hidden;
|
|
|
|
/* Lock to protect allocation and deallocation of fork handlers. */
|
|
extern int __fork_lock attribute_hidden;
|
|
|
|
/* Elements of the fork handler lists. */
|
|
struct fork_handler
|
|
{
|
|
struct fork_handler *next;
|
|
void (*prepare_handler) (void);
|
|
void (*parent_handler) (void);
|
|
void (*child_handler) (void);
|
|
void *dso_handle;
|
|
unsigned int refcntr;
|
|
int need_signal;
|
|
};
|
|
|
|
/* The single linked list of all currently registered for handlers. */
|
|
extern struct fork_handler *__fork_handlers attribute_hidden;
|
|
|
|
|
|
/* Function to call to unregister fork handlers. */
|
|
extern void __unregister_atfork (void *dso_handle) attribute_hidden;
|
|
#define UNREGISTER_ATFORK(dso_handle) __unregister_atfork (dso_handle)
|
|
|
|
|
|
/* C library side function to register new fork handlers. */
|
|
extern int __register_atfork (void (*__prepare) (void),
|
|
void (*__parent) (void),
|
|
void (*__child) (void),
|
|
void *dso_handle);
|
|
libc_hidden_proto (__register_atfork)
|
|
|
|
/* Add a new element to the fork list. */
|
|
extern void __linkin_atfork (struct fork_handler *newp) attribute_hidden;
|