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7538d46113
This introduces the function __pthread_attr_extension to allocate the extension space, which is freed by pthread_attr_destroy. Reviewed-by: Carlos O'Donell <carlos@redhat.com>
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
/* Allocate the extension space for struct pthread_attr.
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Copyright (C) 2020 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, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <pthreadP.h>
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#include <stdlib.h>
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int
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__pthread_attr_extension (struct pthread_attr *attr)
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{
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if (attr->extension != NULL)
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return 0;
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attr->extension = calloc (sizeof (*attr->extension), 1);
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if (attr->extension == NULL)
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return errno;
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return 0;
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}
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