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314a431d37
* nptl/tst-_res1.c, tst-_res1mod1.c, tst-_res1mod2.c, tst-atfork2.c, tst-atfork2mod.c, tst-fini1.c, tst-fini1mod.c, tst-tls4.c, tst-tls4moda.c, tst-tls4modb.c: Move to... * sysdeps/pthread: ... here. Rename tst-tls4.c to tst-pt-tls4.c to avoid conflicting with elf/tst-tls4.c. * nptl/Makefile: Move corresponding references and rules to... * sysdeps/pthread/Makefile: ... here.
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/* Copyright (C) 2003-2020 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, see
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<https://www.gnu.org/licenses/>. */
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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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#include <dso_handle.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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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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