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2003-03-19 Ulrich Drepper <drepper@redhat.com> * Makefile (distribute): Add include/atomic.h and bits/atomic.h. * include/atomic.h: New file. * sysdeps/i386/i486/bits/atomic.h: New file. * sysdeps/x86_64/bits/atomic.h: New file. * sysdeps/s390/bits/atomic.h: New file. * sysdeps/sh/bits/atomic.h: New file. * sysdeps/ia64/bits/atomic.h: New file. * sysdeps/powerpc/bits/atomic.h: New file. * sysdeps/generic/bits/atomic.h: New file. * sysdeps/i386/i486/atomicity.h: Removed. * sysdeps/x86_64/atomicity.h: Removed. * sysdeps/s390/s390-32/atomicity.h: Removed. * sysdeps/s390/s390-64/atomicity.h: Removed. * sysdeps/ia64/atomicity.h: Removed. * sysdeps/powerpc/powerpc32/atomicity.h: Removed. * sysdeps/powerpc/powerpc64/atomicity.h: Removed. * elf/dl-profile.c: Use atomic.h instead of atomicity.h. Adjust use of macros from atomicity.h to new names and semantics. * gmon_mcount.c: Likewise. * malloc/set-freeres.c: Likewise. * nscd/cache.c: Likewise. * stdlib/cxa_finalize.c: Likewise. * sysdeps/unix/sysv/linux/getsysstats.c: Likewise. * sysdeps/mips/ieee754.h: New file, suitable to replace both * stdlib/strtod.c (INTERNAL): While eating trailing zeros handle
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* Copyright (C) 1999, 2001, 2002, 2003 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 <atomic.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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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 == NULL || 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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&& (atomic_compare_and_exchange_acq (&f->flavor, ef_free, ef_cxa)
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== 0))
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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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