thread.h revision 40f53fa8d9c6a4fc38c0014495e7a42b08f52481
/*
* Copyright (C) 1998-2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and 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 INTERNET SOFTWARE CONSORTIUM
* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
* INTERNET SOFTWARE CONSORTIUM 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 1.18 2000/08/01 01:31:08 tale Exp $ */
#ifndef ISC_THREAD_H
#define ISC_THREAD_H 1
#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);
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
ISC_LANG_ENDDECLS
#endif /* ISC_THREAD_H */