mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-08 14:20:07 +00:00
109 lines
3.8 KiB
C
109 lines
3.8 KiB
C
/* Libc stubs for pthread functions. Hurd pthread version.
|
|
Copyright (C) 2002-2024 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <dlfcn.h>
|
|
#include <stdlib.h>
|
|
#include <shlib-compat.h>
|
|
#include <pthread-functions.h>
|
|
#include <libc-lock.h>
|
|
#include <pt-internal.h>
|
|
|
|
/* Pointers to the libc functions. */
|
|
struct pthread_functions __libc_pthread_functions attribute_hidden;
|
|
int __libc_pthread_functions_init attribute_hidden;
|
|
|
|
|
|
#define FORWARD2(name, rettype, decl, params, defaction) \
|
|
rettype \
|
|
name decl \
|
|
{ \
|
|
if (!__libc_pthread_functions_init) \
|
|
defaction; \
|
|
\
|
|
return PTHFCT_CALL (ptr_##name, params); \
|
|
}
|
|
|
|
/* Same as FORWARD2, only without return. */
|
|
#define FORWARD_NORETURN(name, rettype, decl, params, defaction) \
|
|
rettype \
|
|
name decl \
|
|
{ \
|
|
if (!__libc_pthread_functions_init) \
|
|
defaction; \
|
|
\
|
|
PTHFCT_CALL (ptr_##name, params); \
|
|
}
|
|
|
|
#define FORWARD(name, decl, params, defretval) \
|
|
FORWARD2 (name, int, decl, params, return defretval)
|
|
|
|
FORWARD (pthread_attr_destroy, (pthread_attr_t *attr), (attr), 0)
|
|
|
|
FORWARD (pthread_attr_init, (pthread_attr_t *attr), (attr), 0)
|
|
|
|
FORWARD (pthread_attr_setschedparam,
|
|
(pthread_attr_t *attr, const struct sched_param *param),
|
|
(attr, param), 0)
|
|
|
|
FORWARD (pthread_attr_getscope,
|
|
(const pthread_attr_t *attr, int *scope), (attr, scope), 0)
|
|
FORWARD (pthread_attr_setscope, (pthread_attr_t *attr, int scope),
|
|
(attr, scope), 0)
|
|
|
|
|
|
FORWARD (pthread_condattr_destroy, (pthread_condattr_t *attr), (attr), 0)
|
|
FORWARD (pthread_condattr_init, (pthread_condattr_t *attr), (attr), 0)
|
|
|
|
|
|
FORWARD (pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
|
|
FORWARD (pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
|
|
FORWARD (pthread_cond_init,
|
|
(pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
|
|
(cond, cond_attr), 0)
|
|
FORWARD (pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
|
|
FORWARD (pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
|
|
(cond, mutex), 0)
|
|
FORWARD (pthread_cond_timedwait,
|
|
(pthread_cond_t *cond, pthread_mutex_t *mutex,
|
|
const struct timespec *abstime), (cond, mutex, abstime), 0)
|
|
|
|
/* Use an alias to avoid warning, as pthread_exit is declared noreturn. */
|
|
FORWARD_NORETURN (__pthread_exit, void, (void *retval), (retval),
|
|
exit (EXIT_SUCCESS))
|
|
strong_alias (__pthread_exit, pthread_exit);
|
|
|
|
FORWARD (pthread_mutex_destroy, (pthread_mutex_t *mutex), (mutex), 0)
|
|
|
|
FORWARD (pthread_mutex_init,
|
|
(pthread_mutex_t *mutex, const pthread_mutexattr_t *mutexattr),
|
|
(mutex, mutexattr), 0)
|
|
|
|
FORWARD (pthread_mutex_lock, (pthread_mutex_t *mutex), (mutex), 0)
|
|
|
|
FORWARD (pthread_mutex_unlock, (pthread_mutex_t *mutex), (mutex), 0)
|
|
|
|
FORWARD (__pthread_setcancelstate, (int state, int *oldstate),
|
|
(state, oldstate), 0)
|
|
strong_alias (__pthread_setcancelstate, pthread_setcancelstate);
|
|
|
|
FORWARD (pthread_setcanceltype, (int type, int *oldtype), (type, oldtype), 0)
|
|
|
|
FORWARD2 (__pthread_get_cleanup_stack, struct __pthread_cancelation_handler **,
|
|
(void), (), return &__pthread_cleanup_stack);
|