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d1f69fed96
2002-09-19 David Mosberger <davidm@hpl.hp.com> * sysdeps/ia64/dl-fptr.c (make_fdesc): Load address of "local" via a 64-bit gp-relative address to enable binaries with large data sections. 2002-09-30 Ulrich Drepper <drepper@redhat.com> * stdlib/cxa_finalize.c (__cxa_finalize): Call UNREGISTER_ATFORK if it is defined. * posix/Makefile (distribute): Add fork.h. * sysdeps/generic/fork.h: New file.
51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/* Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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 <assert.h>
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#include <stdlib.h>
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#include <atomicity.h>
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#include "exit.h"
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#include <fork.h>
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/* If D is non-NULL, call all functions registered with `__cxa_atexit'
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with the same dso handle. Otherwise, if D is NULL, do nothing. */
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void
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__cxa_finalize (void *d)
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{
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struct exit_function_list *funcs;
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if (!d)
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return;
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for (funcs = __exit_funcs; funcs; funcs = funcs->next)
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{
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struct exit_function *f;
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for (f = &funcs->fns[funcs->idx - 1]; f >= &funcs->fns[0]; --f)
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if (d == f->func.cxa.dso_handle
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/* We don't want to run this cleanup more than once. */
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&& compare_and_swap (&f->flavor, ef_cxa, ef_free))
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(*f->func.cxa.fn) (f->func.cxa.arg, 0);
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}
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/* Remove the registered fork handlers. */
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#ifdef UNREGISTER_ATFORK
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UNREGISTER_ATFORK (d);
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#endif
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}
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