diff options
Diffstat (limited to 'nptl/pthread_atfork.c')
-rw-r--r-- | nptl/pthread_atfork.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/nptl/pthread_atfork.c b/nptl/pthread_atfork.c new file mode 100644 index 0000000000..00a52fd4cd --- /dev/null +++ b/nptl/pthread_atfork.c @@ -0,0 +1,46 @@ +/* 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 "pthreadP.h" +#include <fork.h> + +/* 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 |