aboutsummaryrefslogtreecommitdiff
path: root/stdlib/cxa_finalize.c
diff options
context:
space:
mode:
Diffstat (limited to 'stdlib/cxa_finalize.c')
-rw-r--r--stdlib/cxa_finalize.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/stdlib/cxa_finalize.c b/stdlib/cxa_finalize.c
deleted file mode 100644
index aa0a70cb58..0000000000
--- a/stdlib/cxa_finalize.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* Copyright (C) 1999-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <assert.h>
-#include <stdlib.h>
-#include <atomic.h>
-#include "exit.h"
-#include <fork.h>
-#include <sysdep.h>
-#include <stdint.h>
-
-/* If D is non-NULL, call all functions registered with `__cxa_atexit'
- with the same dso handle. Otherwise, if D is NULL, call all of the
- registered handlers. */
-void
-__cxa_finalize (void *d)
-{
- struct exit_function_list *funcs;
-
- restart:
- for (funcs = __exit_funcs; funcs; funcs = funcs->next)
- {
- struct exit_function *f;
-
- for (f = &funcs->fns[funcs->idx - 1]; f >= &funcs->fns[0]; --f)
- {
- void (*cxafn) (void *arg, int status);
- void *cxaarg;
-
- if ((d == NULL || d == f->func.cxa.dso_handle)
- /* We don't want to run this cleanup more than once. */
- && (cxafn = f->func.cxa.fn,
- cxaarg = f->func.cxa.arg,
- ! catomic_compare_and_exchange_bool_acq (&f->flavor, ef_free,
- ef_cxa)))
- {
- uint64_t check = __new_exitfn_called;
-
-#ifdef PTR_DEMANGLE
- PTR_DEMANGLE (cxafn);
-#endif
- cxafn (cxaarg, 0);
-
- /* It is possible that that last exit function registered
- more exit functions. Start the loop over. */
- if (__glibc_unlikely (check != __new_exitfn_called))
- goto restart;
- }
- }
- }
-
- /* Also remove the quick_exit handlers, but do not call them. */
- for (funcs = __quick_exit_funcs; funcs; funcs = funcs->next)
- {
- struct exit_function *f;
-
- for (f = &funcs->fns[funcs->idx - 1]; f >= &funcs->fns[0]; --f)
- if (d == NULL || d == f->func.cxa.dso_handle)
- f->flavor = ef_free;
- }
-
- /* Remove the registered fork handlers. We do not have to
- unregister anything if the program is going to terminate anyway. */
-#ifdef UNREGISTER_ATFORK
- if (d != NULL)
- UNREGISTER_ATFORK (d);
-#endif
-}