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3caa6362d0
Signed-off-by: Guy-Fleury Iteriteka <gfleury@disroot.org> Message-Id: <20230716084414.107245-4-gfleury@disroot.org>
128 lines
4.6 KiB
C
128 lines
4.6 KiB
C
/* Libc stubs for pthread functions. Hurd pthread version.
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Copyright (C) 2002-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <dlfcn.h>
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#include <stdlib.h>
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#include <shlib-compat.h>
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#include <pthread-functions.h>
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#include <libc-lock.h>
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#include <pt-internal.h>
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/* Pointers to the libc functions. */
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struct pthread_functions __libc_pthread_functions attribute_hidden;
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int __libc_pthread_functions_init attribute_hidden;
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#define FORWARD2(name, rettype, decl, params, defaction) \
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rettype \
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name decl \
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{ \
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if (!__libc_pthread_functions_init) \
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defaction; \
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\
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return PTHFCT_CALL (ptr_##name, params); \
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}
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/* Same as FORWARD2, only without return. */
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#define FORWARD_NORETURN(name, rettype, decl, params, defaction) \
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rettype \
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name decl \
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{ \
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if (!__libc_pthread_functions_init) \
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defaction; \
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\
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PTHFCT_CALL (ptr_##name, params); \
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}
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#define FORWARD(name, decl, params, defretval) \
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FORWARD2 (name, int, decl, params, return defretval)
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FORWARD (pthread_attr_destroy, (pthread_attr_t *attr), (attr), 0)
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FORWARD (pthread_attr_init, (pthread_attr_t *attr), (attr), 0)
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FORWARD (pthread_attr_getdetachstate,
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(const pthread_attr_t *attr, int *detachstate), (attr, detachstate),
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0)
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FORWARD (pthread_attr_setdetachstate, (pthread_attr_t *attr, int detachstate),
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(attr, detachstate), 0)
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FORWARD (pthread_attr_getinheritsched,
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(const pthread_attr_t *attr, int *inherit), (attr, inherit), 0)
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FORWARD (pthread_attr_setinheritsched, (pthread_attr_t *attr, int inherit),
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(attr, inherit), 0)
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FORWARD (pthread_attr_getschedparam,
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(const pthread_attr_t *attr, struct sched_param *param),
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(attr, param), 0)
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FORWARD (pthread_attr_setschedparam,
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(pthread_attr_t *attr, const struct sched_param *param),
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(attr, param), 0)
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FORWARD (pthread_attr_getschedpolicy,
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(const pthread_attr_t *attr, int *policy), (attr, policy), 0)
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FORWARD (pthread_attr_setschedpolicy, (pthread_attr_t *attr, int policy),
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(attr, policy), 0)
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FORWARD (pthread_attr_getscope,
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(const pthread_attr_t *attr, int *scope), (attr, scope), 0)
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FORWARD (pthread_attr_setscope, (pthread_attr_t *attr, int scope),
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(attr, scope), 0)
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FORWARD (pthread_condattr_destroy, (pthread_condattr_t *attr), (attr), 0)
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FORWARD (pthread_condattr_init, (pthread_condattr_t *attr), (attr), 0)
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FORWARD (pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
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FORWARD (pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
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FORWARD (pthread_cond_init,
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(pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
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(cond, cond_attr), 0)
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FORWARD (pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
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FORWARD (pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
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(cond, mutex), 0)
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FORWARD (pthread_cond_timedwait,
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(pthread_cond_t *cond, pthread_mutex_t *mutex,
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const struct timespec *abstime), (cond, mutex, abstime), 0)
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/* Use an alias to avoid warning, as pthread_exit is declared noreturn. */
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FORWARD_NORETURN (__pthread_exit, void, (void *retval), (retval),
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exit (EXIT_SUCCESS))
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strong_alias (__pthread_exit, pthread_exit);
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FORWARD (pthread_mutex_destroy, (pthread_mutex_t *mutex), (mutex), 0)
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FORWARD (pthread_mutex_init,
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(pthread_mutex_t *mutex, const pthread_mutexattr_t *mutexattr),
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(mutex, mutexattr), 0)
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FORWARD (pthread_mutex_lock, (pthread_mutex_t *mutex), (mutex), 0)
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FORWARD (pthread_mutex_unlock, (pthread_mutex_t *mutex), (mutex), 0)
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FORWARD (__pthread_setcancelstate, (int state, int *oldstate),
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(state, oldstate), 0)
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strong_alias (__pthread_setcancelstate, pthread_setcancelstate);
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FORWARD (pthread_setcanceltype, (int type, int *oldtype), (type, oldtype), 0)
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FORWARD2 (__pthread_get_cleanup_stack, struct __pthread_cancelation_handler **,
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(void), (), return &__pthread_cleanup_stack);
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