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malloc: Remove unused definitions of thread_atfork, thread_atfork_static

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This commit is contained in:
Florian Weimer 2016-04-14 09:17:36 +02:00
parent 29d794863c
commit ae9e94e744
3 changed files with 7 additions and 35 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2016-04-14 Florian Weimer <fweimer@redhat.com>
* sysdeps/nptl/malloc-machine.h (ATFORK_MEM, __dso_handle)
(thread_atfork, thread_atfork_static): Remove.
* sysdeps/mach/hurd/malloc-machine.h:
(thread_atfork, thread_atfork_static): Remove.
2016-04-14 Florian Weimer <fweimer@redhat.com>
[BZ #19431]

8
sysdeps/mach/hurd/malloc-machine.h
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@ -20,8 +20,6 @@
#ifndef _MALLOC_MACHINE_H
#define _MALLOC_MACHINE_H
#undef thread_atfork_static
#include <atomic.h>
#include <libc-lock.h>
@ -43,12 +41,6 @@
#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)

27
sysdeps/nptl/malloc-machine.h
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@ -20,8 +20,6 @@
#ifndef _MALLOC_MACHINE_H
#define _MALLOC_MACHINE_H
#undef thread_atfork_static
#include <atomic.h>
#include <libc-lock.h>
@ -32,31 +30,6 @@ __libc_lock_define (typedef, mutex_t)
#define mutex_trylock(m) __libc_lock_trylock (*(m))
#define mutex_unlock(m) __libc_lock_unlock (*(m))
/* This is defined by newer gcc version unique for each module. */
extern void *__dso_handle __attribute__ ((__weak__));
#include <fork.h>
#define ATFORK_MEM static struct fork_handler atfork_mem
#ifdef SHARED
# define thread_atfork(prepare, parent, child) \
atfork_mem.prepare_handler = prepare; \
atfork_mem.parent_handler = parent; \
atfork_mem.child_handler = child; \
atfork_mem.dso_handle = __dso_handle; \
atfork_mem.refcntr = 1; \
__linkin_atfork (&atfork_mem)
#else
# define thread_atfork(prepare, parent, child) \
atfork_mem.prepare_handler = prepare; \
atfork_mem.parent_handler = parent; \
atfork_mem.child_handler = child; \
atfork_mem.dso_handle = &__dso_handle == NULL ? NULL : __dso_handle; \
atfork_mem.refcntr = 1; \
__linkin_atfork (&atfork_mem)
#endif
#include <sysdeps/generic/malloc-machine.h>
#endif /* !defined(_MALLOC_MACHINE_H) */