-/* thrposix.c - wrapper around posix and posixish thread implementations.
+/* $OpenLDAP$ */
+/*
+ * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted only
+ * as authorized by the OpenLDAP Public License. A copy of this
+ * license is available at http://www.OpenLDAP.org/license.html or
+ * in file LICENSE in the top-level directory of the distribution.
+ */
+
+/* thr_posix.c - wrapper around posix and posixish thread implementations.
*/
#include "portable.h"
-#include "ldap_pvt_thread.h"
#if defined( HAVE_PTHREADS )
+#include <ac/errno.h>
+
+#include "ldap_pvt_thread.h"
+
+
+#if HAVE_PTHREADS_D4
+# define LDAP_PVT_THREAD_ATTR_DEFAULT pthread_attr_default
+# define LDAP_PVT_THREAD_CONDATTR_DEFAULT pthread_condattr_default
+# define LDAP_PVT_THREAD_MUTEXATTR_DEFAULT pthread_mutexattr_default
+#else
+# define LDAP_PVT_THREAD_ATTR_DEFAULT NULL
+# define LDAP_PVT_THREAD_CONDATTR_DEFAULT NULL
+# define LDAP_PVT_THREAD_MUTEXATTR_DEFAULT NULL
+#endif
+
+
+int
+ldap_pvt_thread_initialize( void )
+{
+#if defined( LDAP_THREAD_CONCURRENCY ) && HAVE_PTHREAD_SETCONCURRENCY
+ ldap_pvt_thread_set_concurrency( LDAP_THREAD_CONCURRENCY );
+#endif
+ return 0;
+}
+
+int
+ldap_pvt_thread_destroy( void )
+{
+ return 0;
+}
+
+#ifdef HAVE_PTHREAD_SETCONCURRENCY
+int
+ldap_pvt_thread_set_concurrency(int n)
+{
+#ifdef HAVE_PTHREAD_SETCONCURRENCY
+ return pthread_setconcurrency( n );
+#elif HAVE_THR_SETCONCURRENCY
+ return pthread_setconcurrency( n );
+#else
+ return 0;
+#endif
+}
+#endif
+
+#ifdef HAVE_PTHREAD_GETCONCURRENCY
+int
+ldap_pvt_thread_get_concurrency(void)
+{
+#ifdef HAVE_PTHREAD_GETCONCURRENCY
+ return pthread_getconcurrency();
+#elif HAVE_THR_GETCONCURRENCY
+ return pthread_getconcurrency();
+#else
+ return 0;
+#endif
+}
+#endif
+
int
-ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
- ldap_pvt_thread_attr_t *attr,
- void *(*start_routine)( void *), void *arg)
+ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
+ int detach,
+ void *(*start_routine)( void * ),
+ void *arg)
{
-#if !defined( HAVE_PTHREADS_D4 )
- /* This is a standard pthreads implementation. */
- return pthread_create( thread, attr, start_routine, arg );
+ int rtn = pthread_create( thread, LDAP_PVT_THREAD_ATTR_DEFAULT,
+ start_routine, arg );
+
+ if( detach ) {
+#ifdef HAVE_PTHREADS_FINAL
+ pthread_detach( *thread );
#else
- /* This is a draft 4 or earlier implementation. */
- return pthread_create( thread, *attr, start_routine, arg );
-#endif
+ pthread_detach( thread );
+#endif
+ }
+ return rtn;
}
void
return pthread_kill( thread, signo );
#else
/* pthread package with DCE */
- if (kill( getpid(), sig )<0)
+ if (kill( getpid(), signo )<0)
return errno;
return 0;
#endif
int
ldap_pvt_thread_yield( void )
{
-#ifdef HAVE_SCHED_YIELD
+#ifdef _POSIX_THREAD_IS_GNU_PTH
+ sched_yield();
+ return 0;
+
+#elif HAVE_SCHED_YIELD
return sched_yield();
+
+#elif HAVE_PTHREAD_YIELD
+ pthread_yield();
+ return 0;
+
+#elif HAVE_THR_YIELD
+ return thr_yield();
+
#else
- return pthread_yield();
+ return 0;
#endif
}
int
-ldap_pvt_thread_attr_init( ldap_pvt_thread_attr_t *attr )
+ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond )
{
-#if defined( HAVE_PTHREAD_ATTR_INIT )
- return pthread_attr_init( attr );
-#elif defined( HAVE_PTHREAD_ATTR_CREATE )
- return pthread_attr_create( attr );
-#else
- No way to init attr, so cause an error.
-#endif
-}
-
-int
-ldap_pvt_thread_attr_destroy( ldap_pvt_thread_attr_t *attr )
-{
-#if defined( HAVE_PTHREAD_ATTR_DESTROY )
- return pthread_attr_destroy( attr );
-#elif defined( HAVE_PTHREAD_ATTR_DELETE )
- return pthread_attr_delete( attr );
-#else
- No way to destroy attr, so cause an error.
-#endif
+ return pthread_cond_init( cond, LDAP_PVT_THREAD_CONDATTR_DEFAULT );
}
int
-ldap_pvt_thread_attr_setdetachstate( ldap_pvt_thread_attr_t *attr, int dstate )
+ldap_pvt_thread_cond_destroy( ldap_pvt_thread_cond_t *cond )
{
-#if defined( HAVE_PTHREAD_ATTR_SETDETACHSTATE )
- return pthread_attr_setdetachstate( attr, dstate );
-#elif defined( HAVE_PTHREAD_ATTR_SETDETACH_NP )
- return pthread_attr_setdetach_np( attr, dstate );
-#else
- No way to set state, so cause an error.
-#endif
-}
-
-int
-ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond,
- ldap_pvt_thread_condattr_t *attr )
-{
-#if defined( HAVE_PTHREADS_D4 )
- return pthread_cond_init( cond,
- attr ? attr : pthread_condattr_default );
-#else
- return pthread_cond_init( cond, attr );
-#endif
+ return pthread_cond_destroy( cond );
}
int
}
int
-ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex,
- ldap_pvt_thread_mutexattr_t *attr )
-{
-#if defined( HAVE_PTHREADS_D4 )
- return pthread_mutex_init( mutex,
- attr ? attr : pthread_mutexattr_default );
-#else
- return pthread_mutex_init( mutex, attr );
-#endif
+ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex )
+{
+ return pthread_mutex_init( mutex, LDAP_PVT_THREAD_MUTEXATTR_DEFAULT );
}
int
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