From dfdd294a2ac05a80908483846feb5343d4aac714 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 13 Feb 2003 07:14:38 +0000 Subject: Update. * Makefile: Add rules to build and run tst-atfork2 test. * tst-atfork2.c: New file. * tst-atfork2mod.c: New file. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Free the memory allocated for the handlers after removing them from the lists. * sysdeps/unix/sysv/linux/register-atfork.c: Define memeory cleanup function. * tst-atfork1.c (do_test): Wait for the child we forked. Report error in child. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Fix comment. --- nptl/tst-atfork2mod.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 nptl/tst-atfork2mod.c (limited to 'nptl/tst-atfork2mod.c') diff --git a/nptl/tst-atfork2mod.c b/nptl/tst-atfork2mod.c new file mode 100644 index 0000000..a7fe68d --- /dev/null +++ b/nptl/tst-atfork2mod.c @@ -0,0 +1,58 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2003. + + 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 +#include +#include + + +extern int val; + + +static void +prepare (void) +{ + ++val; +} + +static void +parent (void) +{ + val *= 4; +} + +static void +child (void) +{ + val *= 8; +} + +static void +__attribute__ ((constructor)) +init (void) +{ + extern void *__dso_handle; + printf ("dsohandle = %p\n", __dso_handle); + + if (pthread_atfork (prepare, parent, child) != 0) + { + puts ("init: atfork failed"); + exit (1); + } +} -- cgit v1.1