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103 lines
2.5 KiB
C
103 lines
2.5 KiB
C
/* Copyright (C) 2002-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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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<http://www.gnu.org/licenses/>. */
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#include <assert.h>
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#include <errno.h>
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#include <limits.h>
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#include "pthreadP.h"
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#ifndef NEW_VERNUM
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# define NEW_VERNUM GLIBC_2_3_3
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#endif
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int
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__pthread_attr_setstack (attr, stackaddr, stacksize)
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pthread_attr_t *attr;
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void *stackaddr;
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size_t stacksize;
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{
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struct pthread_attr *iattr;
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assert (sizeof (*attr) >= sizeof (struct pthread_attr));
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iattr = (struct pthread_attr *) attr;
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/* Catch invalid sizes. */
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int ret = check_stacksize_attr (stacksize);
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if (ret)
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return ret;
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#ifdef EXTRA_PARAM_CHECKS
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EXTRA_PARAM_CHECKS;
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#endif
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iattr->stacksize = stacksize;
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#if _STACK_GROWS_DOWN
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iattr->stackaddr = (char *) stackaddr + stacksize;
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#else
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iattr->stackaddr = (char *) stackaddr;
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#endif
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iattr->flags |= ATTR_FLAG_STACKADDR;
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return 0;
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}
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#if PTHREAD_STACK_MIN == 16384
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strong_alias (__pthread_attr_setstack, pthread_attr_setstack)
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#else
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# include <shlib-compat.h>
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versioned_symbol (libpthread, __pthread_attr_setstack, pthread_attr_setstack,
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NEW_VERNUM);
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# if SHLIB_COMPAT(libpthread, GLIBC_2_2, NEW_VERNUM)
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int
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__old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
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size_t stacksize)
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{
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struct pthread_attr *iattr;
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assert (sizeof (*attr) >= sizeof (struct pthread_attr));
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iattr = (struct pthread_attr *) attr;
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/* Catch invalid sizes. */
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if (stacksize < 16384)
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return EINVAL;
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# ifdef EXTRA_PARAM_CHECKS
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EXTRA_PARAM_CHECKS;
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# endif
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iattr->stacksize = stacksize;
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#if _STACK_GROWS_DOWN
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iattr->stackaddr = (char *) stackaddr + stacksize;
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#else
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iattr->stackaddr = (char *) stackaddr;
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#endif
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iattr->flags |= ATTR_FLAG_STACKADDR;
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return 0;
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}
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compat_symbol (libpthread, __old_pthread_attr_setstack, pthread_attr_setstack,
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GLIBC_2_2);
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# endif
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#endif
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