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68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* Copyright (C) 2002, 2006 Free Software Foundation, Inc.
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*
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* This 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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*
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* This 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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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdlib.h>
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#include "libguile/_scm.h"
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#if SCM_USE_NULL_THREADS
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#include "libguile/null-threads.h"
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static scm_i_pthread_key_t *all_keys = NULL;
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static void
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destroy_keys (void)
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{
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scm_i_pthread_key_t *key;
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int again;
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do {
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again = 0;
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for (key = all_keys; key; key = key->next)
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if (key->value && key->destr_func)
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{
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void *v = key->value;
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key->value = NULL;
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key->destr_func (v);
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again = 1;
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}
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} while (again);
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}
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int
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scm_i_pthread_key_create (scm_i_pthread_key_t *key,
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void (*destr_func) (void *))
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{
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if (all_keys == NULL)
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atexit (destroy_keys);
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key->next = all_keys;
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all_keys = key;
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key->value = NULL;
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key->destr_func = destr_func;
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return 0;
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}
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#endif /* SCM_USE_NULL_THREADS */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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