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8454830b08
* init.c (pthread_functions): New variable. (__pthread_initialize_minimal): Pass pointer to pthread_functions (or NULL) to __libc_pthread_init. * forward.c: Rewrite to use __libc:pthread_functions array to get function addresses. * sysdeps/unix/sysv/linux/fork.h: Remove __libc_pthread_init prototype. * sysdeps/unix/sysv/linux/libc_pthread_init.c (__libc_pthread_init): Take new parameter. Copy content of variable pointed to by it to __libc_pthread_init. * pthreadP.h (struct pthread_functions): New type. (__libc_pthread_init): Declare. * pthread_attr_destroy.c: Add namespace protected alias. * pthread_attr_getdetachstate.c: Likewise. * pthread_attr_getinheritsched.c: Likewise. * pthread_attr_getschedparam.c: Likewise. * pthread_attr_getschedpolicy.c: Likewise. * pthread_attr_getscope.c: Likewise. * pthread_attr_setdetachstate.c: Likewise. * pthread_attr_setinheritsched.c: Likewise. * pthread_attr_setschedparam.c: Likewise. * pthread_attr_setschedpolicy.c: Likewise. * pthread_attr_setscope.c: Likewise. * pthread_cond_broadcast.c: Likewise. * pthread_cond_destroy.c: Likewise. * pthread_cond_init.c: Likewise. * pthread_cond_signal.c: Likewise. * pthread_cond_wait.c: Likewise. * pthread_condattr_destroy.c: Likewise. * pthread_condattr_init.c: Likewise. * pthread_equal.c: Likewise. * pthread_exit.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_self.c: Likewise. * pthread_setcancelstate.c: Likewise. * pthread_setschedparam.c: Likewise. * pthread_mutex_destroy.c: Likewise. * pthread_mutex_init.c: Likewise. * pthreadP.h: Add prototypes for the aliases.
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/* Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <unistd.h>
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#include <list.h>
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#include "fork.h"
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#include <tls.h>
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#include <string.h>
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#include <pthreadP.h>
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#include <bits/libc-lock.h>
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static struct fork_handler pthread_child_handler;
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void
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__libc_pthread_init (ptr, reclaim, functions)
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unsigned long int *ptr;
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void (*reclaim) (void);
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const struct pthread_functions *functions;
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{
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/* Remember the pointer to the generation counter in libpthread. */
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__fork_generation_pointer = ptr;
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/* Called by a child after fork. */
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pthread_child_handler.handler = reclaim;
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/* The fork handler needed by libpthread. */
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list_add_tail (&pthread_child_handler.list, &__fork_child_list);
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#ifdef SHARED
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/* We copy the content of the variable pointed to by the FUNCTIONS
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parameter to one in libc.so since this means access to the array
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can be done with one memory access instead of two. */
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memcpy (&__libc_pthread_functions, functions,
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sizeof (__libc_pthread_functions));
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#endif
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/* We have a macro which is used in asm code describing data layout.
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Make sure it does not get out of date. */
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if (offsetof (struct pthread, header.data.multiple_threads)
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!= MULTIPLE_THREADS_OFFSET)
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{
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#define str_n_len(str) str, sizeof (str) - 1
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__libc_write (STDERR_FILENO,
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str_n_len ("*** MULTIPLE_THREADS_OFFSET out of date\n"));
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_exit (1);
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}
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}
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