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/*
* Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1998-2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: thread.h,v 1.26 2007/06/19 23:47:18 tbox Exp $ */
#ifndef ISC_THREAD_H
#define ISC_THREAD_H 1
/*! \file */
#include <pthread.h>
#include <isc/lang.h>
#include <isc/result.h>
ISC_LANG_BEGINDECLS
typedef pthread_t isc_thread_t;
typedef void * isc_threadresult_t;
typedef void * isc_threadarg_t;
typedef isc_threadresult_t (*isc_threadfunc_t)(isc_threadarg_t);
typedef pthread_key_t isc_thread_key_t;
isc_result_t
isc_thread_create(isc_threadfunc_t, isc_threadarg_t, isc_thread_t *);
void
isc_thread_setconcurrency(unsigned int level);
/* XXX We could do fancier error handling... */
#define isc_thread_join(t, rp) \
((pthread_join((t), (rp)) == 0) ? \
ISC_R_SUCCESS : ISC_R_UNEXPECTED)
#define isc_thread_self \
(unsigned long)pthread_self
#define isc_thread_key_create pthread_key_create
#define isc_thread_key_getspecific pthread_getspecific
#define isc_thread_key_setspecific pthread_setspecific
#define isc_thread_key_delete pthread_key_delete
ISC_LANG_ENDDECLS
#endif /* ISC_THREAD_H */
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