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-rw-r--r--linuxthreads/forward.c146
1 files changed, 146 insertions, 0 deletions
diff --git a/linuxthreads/forward.c b/linuxthreads/forward.c
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+++ b/linuxthreads/forward.c
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+/* Copyright (C) 2002 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;
+
+
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
+# define FORWARD4(name, export, rettype, decl, params, defaction, version) \
+rettype									      \
+__noexport_##name decl							      \
+{									      \
+  if (__libc_pthread_functions.ptr_##name == NULL)			      \
+    defaction;								      \
+									      \
+  return __libc_pthread_functions.ptr_##name params;			      \
+}									      \
+compat_symbol (libc, __noexport_##name, export, version)
+
+# define FORWARD3(name, rettype, decl, params, defaction, version) \
+  FORWARD4 (name, name, rettype, decl, params, defaction, version)
+
+# define FORWARD2(name, decl, params, defretval, version) \
+  FORWARD3 (name, int, decl, params, return defretval, version)
+
+# define FORWARD(name, decl, params, defretval) \
+  FORWARD2 (name, decl, params, defretval, GLIBC_2_0)
+
+
+FORWARD (pthread_attr_destroy, (pthread_attr_t *attr), (attr), 0);
+
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_1)
+FORWARD4 (pthread_attr_init_2_0, pthread_attr_init, int,
+	  (pthread_attr_t *attr), (attr), 0, GLIBC_2_0);
+#endif
+
+FORWARD4 (pthread_attr_init_2_1, pthread_attr_init, int,
+	  (pthread_attr_t *attr), (attr), 0, 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);
+
+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_equal, (pthread_t thread1, pthread_t thread2),
+	 (thread1, thread2), 1);
+
+
+FORWARD3 (pthread_exit, void, (void *retval), (retval), exit (EXIT_SUCCESS),
+	  GLIBC_2_0);
+
+
+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);
+
+
+FORWARD3 (pthread_self, pthread_t, (void), (), return 0, GLIBC_2_0);
+
+
+FORWARD (pthread_setcancelstate, (int state, int *oldstate), (state, oldstate),
+	 0);
+
+FORWARD (pthread_setcanceltype, (int type, int *oldtype), (type, oldtype), 0);
+
+
+#endif