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dfdd294a2a
* 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.
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/* Copyright (C) 2003 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>, 2003.
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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 <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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extern int val;
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static void
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prepare (void)
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{
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++val;
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}
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static void
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parent (void)
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{
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val *= 4;
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}
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static void
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child (void)
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{
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val *= 8;
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}
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static void
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__attribute__ ((constructor))
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init (void)
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{
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extern void *__dso_handle;
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printf ("dsohandle = %p\n", __dso_handle);
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if (pthread_atfork (prepare, parent, child) != 0)
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{
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puts ("init: atfork failed");
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exit (1);
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}
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}
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