From a334319f6530564d22e775935d9c91663623a1b4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 22 Dec 2004 20:10:10 +0000 Subject: (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4. --- linuxthreads/pthread_atfork.c | 63 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 linuxthreads/pthread_atfork.c (limited to 'linuxthreads/pthread_atfork.c') diff --git a/linuxthreads/pthread_atfork.c b/linuxthreads/pthread_atfork.c new file mode 100644 index 0000000000..2464acb6b2 --- /dev/null +++ b/linuxthreads/pthread_atfork.c @@ -0,0 +1,63 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 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. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + 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 "internals.h" +#include + +/* This is defined by newer gcc version unique for each module. */ +extern void *__dso_handle __attribute__ ((__weak__)); + + +/* Hide the symbol so that no definition but the one locally in the + executable or DSO is used. */ +int +#ifndef __pthread_atfork +/* Don't mark the compatibility function as hidden. */ +attribute_hidden +#endif +__pthread_atfork (prepare, parent, child) + void (*prepare) (void); + void (*parent) (void); + void (*child) (void); +{ + return __register_atfork (prepare, parent, child, + &__dso_handle == NULL ? NULL : __dso_handle); +} +#ifndef __pthread_atfork +extern int pthread_atfork (void (*prepare) (void), void (*parent) (void), + void (*child) (void)) attribute_hidden; +strong_alias (__pthread_atfork, pthread_atfork) +#endif -- cgit 1.4.1