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-rw-r--r--linuxthreads/forward.c179
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diff --git a/linuxthreads/forward.c b/linuxthreads/forward.c
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+/* Copyright (C) 2002, 2003 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 <dlfcn.h>
+#include "internals.h"
+#include <stdlib.h>
+
+#include <shlib-compat.h>
+
+
+/* Pointers to the libc functions. */
+struct pthread_functions __libc_pthread_functions attribute_hidden;
+
+
+# define FORWARD2(name, rettype, decl, params, defaction) \
+rettype \
+name decl \
+{ \
+ if (__libc_pthread_functions.ptr_##name == NULL) \
+ defaction; \
+ \
+ return __libc_pthread_functions.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)
+
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_1)
+FORWARD (__pthread_attr_init_2_0, (pthread_attr_t *attr), (attr), 0)
+compat_symbol (libc, __pthread_attr_init_2_0, pthread_attr_init, GLIBC_2_0);
+#endif
+
+FORWARD (__pthread_attr_init_2_1, (pthread_attr_t *attr), (attr), 0)
+versioned_symbol (libc, __pthread_attr_init_2_1, pthread_attr_init, GLIBC_2_1);
+
+FORWARD (pthread_attr_getdetachstate,
+ (const pthread_attr_t *attr, int *detachstate), (attr, detachstate),
+ 0)
+FORWARD (pthread_attr_setdetachstate, (pthread_attr_t *attr, int detachstate),
+ (attr, detachstate), 0)
+
+FORWARD (pthread_attr_getinheritsched,
+ (const pthread_attr_t *attr, int *inherit), (attr, inherit), 0)
+FORWARD (pthread_attr_setinheritsched, (pthread_attr_t *attr, int inherit),
+ (attr, inherit), 0)
+
+FORWARD (pthread_attr_getschedparam,
+ (const pthread_attr_t *attr, struct sched_param *param),
+ (attr, param), 0)
+FORWARD (pthread_attr_setschedparam,
+ (pthread_attr_t *attr, const struct sched_param *param),
+ (attr, param), 0)
+
+FORWARD (pthread_attr_getschedpolicy,
+ (const pthread_attr_t *attr, int *policy), (attr, policy), 0)
+FORWARD (pthread_attr_setschedpolicy, (pthread_attr_t *attr, int policy),
+ (attr, policy), 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)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_broadcast, __pthread_cond_broadcast_2_0)
+compat_symbol (libc, __pthread_cond_broadcast_2_0, pthread_cond_broadcast,
+ GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_broadcast, pthread_cond_broadcast,
+ GLIBC_2_3_2);
+
+FORWARD (__pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_destroy, __pthread_cond_destroy_2_0)
+compat_symbol (libc, __pthread_cond_destroy_2_0, pthread_cond_destroy,
+ GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_destroy, pthread_cond_destroy,
+ GLIBC_2_3_2);
+
+FORWARD (__pthread_cond_init,
+ (pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
+ (cond, cond_attr), 0)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_init, __pthread_cond_init_2_0)
+compat_symbol (libc, __pthread_cond_init_2_0, pthread_cond_init, GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_init, pthread_cond_init, GLIBC_2_3_2);
+
+FORWARD (__pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_signal, __pthread_cond_signal_2_0)
+compat_symbol (libc, __pthread_cond_signal_2_0, pthread_cond_signal,
+ GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_signal, pthread_cond_signal,
+ GLIBC_2_3_2);
+
+FORWARD (__pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
+ (cond, mutex), 0)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_wait, __pthread_cond_wait_2_0)
+compat_symbol (libc, __pthread_cond_wait_2_0, pthread_cond_wait, GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_wait, pthread_cond_wait, GLIBC_2_3_2);
+
+FORWARD (__pthread_cond_timedwait,
+ (pthread_cond_t *cond, pthread_mutex_t *mutex,
+ const struct timespec *abstime), (cond, mutex, abstime), 0)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+strong_alias (__pthread_cond_timedwait, __pthread_cond_timedwait_2_0)
+compat_symbol (libc, __pthread_cond_timedwait_2_0, pthread_cond_timedwait, GLIBC_2_0);
+#endif
+versioned_symbol (libc, __pthread_cond_timedwait, pthread_cond_timedwait, GLIBC_2_3_2);
+
+
+FORWARD (pthread_equal, (pthread_t thread1, pthread_t thread2),
+ (thread1, thread2), 1)
+
+
+/* Use an alias to avoid warning, as pthread_exit is declared noreturn. */
+FORWARD2 (__pthread_exit, void, (void *retval), (retval), exit (EXIT_SUCCESS))
+strong_alias (__pthread_exit, pthread_exit);
+
+
+FORWARD (pthread_getschedparam,
+ (pthread_t target_thread, int *policy, struct sched_param *param),
+ (target_thread, policy, param), 0)
+FORWARD (pthread_setschedparam,
+ (pthread_t target_thread, int policy,
+ const struct sched_param *param), (target_thread, policy, param), 0)
+
+
+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)
+
+
+FORWARD2 (pthread_self, pthread_t, (void), (), return 0)
+
+
+FORWARD (pthread_setcancelstate, (int state, int *oldstate), (state, oldstate),
+ 0)
+
+FORWARD (pthread_setcanceltype, (int type, int *oldtype), (type, oldtype), 0)
+
+FORWARD2 (_pthread_cleanup_push, void, (struct _pthread_cleanup_buffer * buffer, void (*routine)(void *), void * arg), (buffer, routine, arg), return)
+
+FORWARD2 (_pthread_cleanup_pop, void, (struct _pthread_cleanup_buffer * buffer, int execute), (buffer, execute), return)