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/*
* thread_attr.c
*
* $Id$
*
* Manages thread local storage attributes
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2012 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*/
#include "thread_int.h"
void
_thread_init_attributes (thread_t *self)
{
if (!self->thr_attributes)
self->thr_attributes = hash_table_allocate (THREAD_ATTRIBUTE_HASH);
else
clrhash ((dk_hash_t *) self->thr_attributes);
}
void
_thread_free_attributes (thread_t *self)
{
if (self->thr_attributes)
{
hash_table_free ((dk_hash_t *) self->thr_attributes);
self->thr_attributes = NULL;
}
}
void *
thread_setattr (thread_t *self, void *key, void *value)
{
return sethash (key, (dk_hash_t *) self->thr_attributes, value);
}
void *
thread_getattr (thread_t *self, void *key)
{
return gethash (key, (dk_hash_t *) self->thr_attributes);
}
/*#define ERR_DEBUG*/
#ifdef ERR_DEBUG
#define ARRAYP(a) \
(IS_BOX_POINTER(a) && DV_ARRAY_OF_POINTER == box_tag((caddr_t) a))
#endif
caddr_t
thr_get_error_code (thread_t *thr)
{
caddr_t ret = thr->thr_reset_code;
thr->thr_reset_code = NULL;
#ifdef ERR_DEBUG
fprintf (stderr, "thr_get_error_code (%p)=%p [%s]\n",
thr, ret, ret ? (ARRAYP (ret) ? ((caddr_t *)ret)[2] : "<not found>") : "<none>");
#endif
return ret;
}
void
thr_set_error_code (thread_t *thr, caddr_t err)
{
#ifdef ERR_DEBUG
fprintf (stderr, "thr_set_error_code (%p, %p [%s]) -> free %p [%s]\n",
thr, err, err ? (ARRAYP (err) ? ((caddr_t *)err)[2] : "<not found>") : "<none>",
thr->thr_reset_code, thr->thr_reset_code ? (ARRAYP (thr->thr_reset_code) ? ((caddr_t *)thr->thr_reset_code)[2] : "<not found>") : "<none>");
#endif
dk_free_tree (thr->thr_reset_code);
thr->thr_reset_code = err;
}
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