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610e67ed5a
cxa_at_quick_exit. (static-only-routines): Add at_quick_exit. * stdlib/Versions: Export quick_exit and __cxa_at_quick_exit for GLIBC_2.10. * stdlib/quick_exit.c: New file. * stdlib/at_quick_exit.c: New file. * stdlib/cxa_at_quick_exit.c: New file. * stdlib/cxa_atexit.c (__cxa_atexit): Move body to new function. Call it appropriately. (__internal_atexit): New function. (__new_exitfn): Now takes parameter to point to the list to use. * stdlib/cxa_finalize.c: Remove quick_exit handlers, don't call them. * stdlib/exit.c (__run_exit_handlers): New function. Split from... (exit): ...here. Just call __run_exit_handlers appropriately. * stdlib/exit.h: Declare __quick_exit_funcs, __run_exit_handlers, __internal_atexit, __cxa_at_quick_exit. Adjust __new_exitfn. * stdlib/on_exit.c: Adjust call to __new_exitfn. * stdlib/stdlib.h: Declare at_quick_exit and quick_exit.
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* Copyright (C) 1991, 1996, 2005, 2009 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 <stdlib.h>
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#include "exit.h"
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#include <atomic.h>
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#include <sysdep.h>
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/* Register a function to be called by exit. */
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int
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__on_exit (void (*func) (int status, void *arg), void *arg)
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{
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struct exit_function *new = __new_exitfn (&__exit_funcs);
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if (new == NULL)
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return -1;
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#ifdef PTR_MANGLE
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PTR_MANGLE (func);
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#endif
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new->func.on.fn = func;
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new->func.on.arg = arg;
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atomic_write_barrier ();
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new->flavor = ef_on;
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return 0;
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}
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weak_alias (__on_exit, on_exit)
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