git.sur5r.net Git - openldap/blob - libraries/libldap_r/thr_pth.c

   1 /*
   2  * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted only
   6  * as authorized by the OpenLDAP Public License.  A copy of this
   7  * license is available at http://www.OpenLDAP.org/license.html or
   8  * in file LICENSE in the top-level directory of the distribution.
   9  */
  10
  11 /* thr_thr.c - wrappers around solaris threads */
  12
  13 #include "portable.h"
  14
  15 #if defined( HAVE_GNU_PTH )
  16
  17 #include "ldap_pvt_thread.h"
  18
  19 /*******************
  20  *                 *
  21  * GNU Pth Threads *
  22  *                 *
  23  *******************/
  24
  25 static pth_attr_t detach_attr;
  26
  27 int
  28 ldap_pvt_thread_initialize( void )
  29 {
  30         detach_attr = pth_attr_new();
  31         pth_attr_set( detach_attr, PTH_ATTR_JOINABLE, FALSE );
  32         return pth_init();
  33 }
  34
  35 int
  36 ldap_pvt_thread_destroy( void )
  37 {
  38         pth_attr_destroy(detach_attr);
  39         pth_kill();
  40         return 0;
  41 }
  42
  43 int
  44 ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
  45         int detach,
  46         void *(*start_routine)( void *),
  47         void *arg)
  48 {
  49         *thread = pth_spawn( detach ? detach_attr : PTH_ATTR_DEFAULT,
  50                 start_routine, arg );
  51
  52         return *thread == NULL;
  53 }
  54
  55 void
  56 ldap_pvt_thread_exit( void *retval )
  57 {
  58         pth_exit( retval );
  59 }
  60
  61 int ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **thread_return )
  62 {
  63         pth_join( thread, thread_return );
  64         return 0;
  65 }
  66
  67 int
  68 ldap_pvt_thread_kill( ldap_pvt_thread_t thread, int signo )
  69 {
  70         pth_raise( thread, signo );
  71         return 0;
  72 }
  73
  74 int
  75 ldap_pvt_thread_yield( void )
  76 {
  77         pth_yield(NULL);
  78         return 0;
  79 }
  80
  81 int
  82 ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond )
  83 {
  84         return( pth_cond_init( cond ) );
  85 }
  86
  87 int
  88 ldap_pvt_thread_cond_signal( ldap_pvt_thread_cond_t *cond )
  89 {
  90         return( pth_cond_notify( cond, 0 ) );
  91 }
  92
  93 int
  94 ldap_pvt_thread_cond_broadcast( ldap_pvt_thread_cond_t *cond )
  95 {
  96         return( pth_cond_notify( cond, 1 ) );
  97 }
  98
  99 int
 100 ldap_pvt_thread_cond_wait( ldap_pvt_thread_cond_t *cond,
 101                           ldap_pvt_thread_mutex_t *mutex )
 102 {
 103         return( pth_cond_await( cond, mutex, NULL ) );
 104 }
 105
 106 int
 107 ldap_pvt_thread_cond_destroy( ldap_pvt_thread_cond_t *cv )
 108 {
 109         return 0;
 110 }
 111
 112 int
 113 ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex )
 114 {
 115         return( pth_mutex_init( mutex ) );
 116 }
 117
 118 int
 119 ldap_pvt_thread_mutex_destroy( ldap_pvt_thread_mutex_t *mutex )
 120 {
 121         return 0;
 122 }
 123
 124 int
 125 ldap_pvt_thread_mutex_lock( ldap_pvt_thread_mutex_t *mutex )
 126 {
 127         return( pth_mutex_acquire( mutex, 0, NULL ) );
 128 }
 129
 130 int
 131 ldap_pvt_thread_mutex_unlock( ldap_pvt_thread_mutex_t *mutex )
 132 {
 133         return( pth_mutex_release( mutex ) );
 134 }
 135
 136 int
 137 ldap_pvt_thread_mutex_trylock( ldap_pvt_thread_mutex_t *mutex )
 138 {
 139         return( pth_mutex_acquire( mutex, 1, NULL ) );
 140 }
 141
 142 #endif /* HAVE_GNU_PTH */