mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 06:50:07 +00:00
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/* Basic platform-independent macro definitions for mutexes,
|
|
thread-specific data and parameters for malloc.
|
|
Copyright (C) 2003-2016 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 _MALLOC_MACHINE_H
|
|
#define _MALLOC_MACHINE_H
|
|
|
|
#undef thread_atfork_static
|
|
|
|
#include <atomic.h>
|
|
#include <libc-lock.h>
|
|
|
|
/* Assume hurd, with cthreads */
|
|
|
|
/* Cthreads `mutex_t' is a pointer to a mutex, and malloc wants just the
|
|
mutex itself. */
|
|
#undef mutex_t
|
|
#define mutex_t struct mutex
|
|
|
|
#undef mutex_init
|
|
#define mutex_init(m) ({ __mutex_init(m); 0; })
|
|
|
|
#undef mutex_lock
|
|
#define mutex_lock(m) ({ __mutex_lock(m); 0; })
|
|
|
|
#undef mutex_unlock
|
|
#define mutex_unlock(m) ({ __mutex_unlock(m); 0; })
|
|
|
|
#define mutex_trylock(m) (!__mutex_trylock(m))
|
|
|
|
#define thread_atfork(prepare, parent, child) do {} while(0)
|
|
#define thread_atfork_static(prepare, parent, child) \
|
|
text_set_element(_hurd_fork_prepare_hook, prepare); \
|
|
text_set_element(_hurd_fork_parent_hook, parent); \
|
|
text_set_element(_hurd_fork_child_hook, child);
|
|
|
|
/* No we're *not* using pthreads. */
|
|
#define __pthread_initialize ((void (*)(void))0)
|
|
|
|
/* madvise is a stub on Hurd, so don't bother calling it. */
|
|
|
|
#include <sys/mman.h>
|
|
|
|
#undef __madvise
|
|
#define __madvise(addr, len, advice) \
|
|
((void) (addr), (void) (len), (void) (advice))
|
|
|
|
#include <sysdeps/generic/malloc-machine.h>
|
|
|
|
#endif /* !defined(_MALLOC_MACHINE_H) */
|