1999-09-09 03:06:24 +08:00
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/* $OpenLDAP$ */
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1999-01-17 23:46:19 +08:00
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/*
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2000-05-13 10:36:07 +08:00
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* Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
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1999-01-17 23:46:19 +08:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted only
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* as authorized by the OpenLDAP Public License. A copy of this
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* license is available at http://www.OpenLDAP.org/license.html or
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* in file LICENSE in the top-level directory of the distribution.
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*/
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/* thr_posix.c - wrapper around posix and posixish thread implementations.
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1999-01-15 22:54:25 +08:00
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*/
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#include "portable.h"
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1999-03-04 01:52:40 +08:00
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1999-06-01 03:59:29 +08:00
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#if defined( HAVE_PTHREADS )
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1999-03-04 01:52:40 +08:00
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#include <ac/errno.h>
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1999-01-15 22:54:25 +08:00
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#include "ldap_pvt_thread.h"
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1999-03-04 05:21:40 +08:00
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#if HAVE_PTHREADS_D4
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# define LDAP_PVT_THREAD_ATTR_DEFAULT pthread_attr_default
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# define LDAP_PVT_THREAD_CONDATTR_DEFAULT pthread_condattr_default
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# define LDAP_PVT_THREAD_MUTEXATTR_DEFAULT pthread_mutexattr_default
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#else
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# define LDAP_PVT_THREAD_ATTR_DEFAULT NULL
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# define LDAP_PVT_THREAD_CONDATTR_DEFAULT NULL
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# define LDAP_PVT_THREAD_MUTEXATTR_DEFAULT NULL
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#endif
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1999-01-28 12:34:55 +08:00
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int
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ldap_pvt_thread_initialize( void )
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{
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#if defined( LDAP_THREAD_CONCURRENCY ) && HAVE_PTHREAD_SETCONCURRENCY
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1999-02-04 02:29:27 +08:00
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ldap_pvt_thread_set_concurrency( LDAP_THREAD_CONCURRENCY );
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1999-01-28 12:34:55 +08:00
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#endif
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return 0;
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}
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1999-04-07 05:57:16 +08:00
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int
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ldap_pvt_thread_destroy( void )
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{
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return 0;
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}
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1999-01-28 12:34:55 +08:00
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#ifdef HAVE_PTHREAD_SETCONCURRENCY
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int
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ldap_pvt_thread_set_concurrency(int n)
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{
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#ifdef HAVE_PTHREAD_SETCONCURRENCY
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return pthread_setconcurrency( n );
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#elif HAVE_THR_SETCONCURRENCY
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return pthread_setconcurrency( n );
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#else
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return 0;
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#endif
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}
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#endif
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#ifdef HAVE_PTHREAD_GETCONCURRENCY
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int
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ldap_pvt_thread_get_concurrency(void)
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{
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#ifdef HAVE_PTHREAD_GETCONCURRENCY
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return pthread_getconcurrency();
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#elif HAVE_THR_GETCONCURRENCY
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return pthread_getconcurrency();
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#else
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return 0;
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#endif
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}
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#endif
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1999-01-15 22:54:25 +08:00
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int
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1999-01-28 12:34:55 +08:00
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ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
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int detach,
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void *(*start_routine)( void * ),
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void *arg)
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1999-01-15 22:54:25 +08:00
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{
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2000-05-11 17:51:24 +08:00
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int rtn;
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#if defined(HAVE_PTHREADS_FINAL) && defined(PTHREAD_CREATE_UNDETACHED)
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pthread_attr_t attr;
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pthread_attr_init(&attr);
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if (!detach)
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_UNDETACHED);
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rtn = pthread_create( thread, &attr, start_routine, arg );
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#else
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rtn = pthread_create( thread, LDAP_PVT_THREAD_ATTR_DEFAULT,
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1999-03-04 05:21:40 +08:00
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start_routine, arg );
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2000-05-11 17:51:24 +08:00
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#endif
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1999-01-28 12:34:55 +08:00
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if( detach ) {
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#ifdef HAVE_PTHREADS_FINAL
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pthread_detach( *thread );
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1999-01-15 22:54:25 +08:00
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#else
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1999-01-28 12:34:55 +08:00
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pthread_detach( thread );
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#endif
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}
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return rtn;
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1999-01-15 22:54:25 +08:00
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}
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void
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ldap_pvt_thread_exit( void *retval )
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{
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pthread_exit( retval );
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}
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int
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ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **thread_return )
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{
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#if !defined( HAVE_PTHREADS_FINAL )
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void *dummy;
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if (thread_return==NULL)
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thread_return=&dummy;
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#endif
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return pthread_join( thread, thread_return );
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}
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int
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ldap_pvt_thread_kill( ldap_pvt_thread_t thread, int signo )
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{
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#ifdef HAVE_PTHREAD_KILL
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return pthread_kill( thread, signo );
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#else
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/* pthread package with DCE */
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1999-03-04 01:52:40 +08:00
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if (kill( getpid(), signo )<0)
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1999-01-15 22:54:25 +08:00
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return errno;
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return 0;
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#endif
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}
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int
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ldap_pvt_thread_yield( void )
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{
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1999-08-22 01:19:10 +08:00
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#ifdef _POSIX_THREAD_IS_GNU_PTH
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sched_yield();
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return 0;
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#elif HAVE_SCHED_YIELD
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1999-01-15 22:54:25 +08:00
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return sched_yield();
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1999-08-22 01:19:10 +08:00
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1999-01-28 12:34:55 +08:00
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#elif HAVE_PTHREAD_YIELD
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1999-03-04 05:21:40 +08:00
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pthread_yield();
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return 0;
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1999-08-22 01:19:10 +08:00
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1999-01-28 12:34:55 +08:00
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#elif HAVE_THR_YIELD
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return thr_yield();
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1999-08-22 01:19:10 +08:00
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1999-01-15 22:54:25 +08:00
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#else
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1999-01-28 12:34:55 +08:00
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return 0;
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#endif
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1999-01-15 22:54:25 +08:00
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}
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int
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1999-01-28 12:34:55 +08:00
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ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond )
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1999-01-15 22:54:25 +08:00
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{
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1999-03-04 05:21:40 +08:00
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return pthread_cond_init( cond, LDAP_PVT_THREAD_CONDATTR_DEFAULT );
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1999-01-15 22:54:25 +08:00
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}
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1999-01-29 14:05:18 +08:00
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int
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ldap_pvt_thread_cond_destroy( ldap_pvt_thread_cond_t *cond )
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{
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return pthread_cond_destroy( cond );
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}
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1999-01-15 22:54:25 +08:00
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int
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ldap_pvt_thread_cond_signal( ldap_pvt_thread_cond_t *cond )
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{
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return pthread_cond_signal( cond );
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}
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int
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ldap_pvt_thread_cond_broadcast( ldap_pvt_thread_cond_t *cond )
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{
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return pthread_cond_broadcast( cond );
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}
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int
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ldap_pvt_thread_cond_wait( ldap_pvt_thread_cond_t *cond,
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ldap_pvt_thread_mutex_t *mutex )
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{
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return pthread_cond_wait( cond, mutex );
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}
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int
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1999-01-28 12:34:55 +08:00
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ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex )
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{
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1999-03-04 05:21:40 +08:00
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return pthread_mutex_init( mutex, LDAP_PVT_THREAD_MUTEXATTR_DEFAULT );
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1999-01-15 22:54:25 +08:00
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}
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int
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ldap_pvt_thread_mutex_destroy( ldap_pvt_thread_mutex_t *mutex )
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{
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return pthread_mutex_destroy( mutex );
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}
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int
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ldap_pvt_thread_mutex_lock( ldap_pvt_thread_mutex_t *mutex )
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{
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return pthread_mutex_lock( mutex );
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}
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1999-11-28 12:07:11 +08:00
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int
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ldap_pvt_thread_mutex_trylock( ldap_pvt_thread_mutex_t *mutex )
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{
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return pthread_mutex_trylock( mutex );
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}
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1999-01-15 22:54:25 +08:00
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int
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ldap_pvt_thread_mutex_unlock( ldap_pvt_thread_mutex_t *mutex )
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{
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return pthread_mutex_unlock( mutex );
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}
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#endif /* HAVE_PTHREADS */
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