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

   1 /* $OpenLDAP$ */
   2 /*
   3  * Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms are permitted only
   7  * as authorized by the OpenLDAP Public License.  A copy of this
   8  * license is available at http://www.OpenLDAP.org/license.html or
   9  * in file LICENSE in the top-level directory of the distribution.
  10  */
  11
  12 /* thr_thr.c - wrappers around solaris threads */
  13
  14 #include "portable.h"
  15
  16 #if defined( HAVE_GNU_PTH )
  17
  18 #include "ldap_int_thread.h"
  19
  20 /*******************
  21  *                 *
  22  * GNU Pth Threads *
  23  *                 *
  24  *******************/
  25
  26 static pth_attr_t detach_attr;
  27
  28 int
  29 ldap_int_thread_initialize( void )
  30 {
  31         detach_attr = pth_attr_new();
  32         pth_attr_set( detach_attr, PTH_ATTR_JOINABLE, FALSE );
  33         return pth_init();
  34 }
  35
  36 int
  37 ldap_int_thread_destroy( void )
  38 {
  39         pth_attr_destroy(detach_attr);
  40         pth_kill();
  41         return 0;
  42 }
  43
  44 int
  45 ldap_int_thread_create( ldap_int_thread_t * thread,
  46         int detach,
  47         void *(*start_routine)( void *),
  48         void *arg)
  49 {
  50         *thread = pth_spawn( detach ? detach_attr : PTH_ATTR_DEFAULT,
  51                 start_routine, arg );
  52
  53         return *thread == NULL;
  54 }
  55
  56 void
  57 ldap_int_thread_exit( void *retval )
  58 {
  59         pth_exit( retval );
  60 }
  61
  62 int ldap_int_thread_join( ldap_int_thread_t thread, void **thread_return )
  63 {
  64         pth_join( thread, thread_return );
  65         return 0;
  66 }
  67
  68 int
  69 ldap_int_thread_kill( ldap_int_thread_t thread, int signo )
  70 {
  71         pth_raise( thread, signo );
  72         return 0;
  73 }
  74
  75 int
  76 ldap_int_thread_yield( void )
  77 {
  78         pth_yield(NULL);
  79         return 0;
  80 }
  81
  82 int
  83 ldap_int_thread_cond_init( ldap_int_thread_cond_t *cond )
  84 {
  85         return( pth_cond_init( cond ) );
  86 }
  87
  88 int
  89 ldap_int_thread_cond_signal( ldap_int_thread_cond_t *cond )
  90 {
  91         return( pth_cond_notify( cond, 0 ) );
  92 }
  93
  94 int
  95 ldap_int_thread_cond_broadcast( ldap_int_thread_cond_t *cond )
  96 {
  97         return( pth_cond_notify( cond, 1 ) );
  98 }
  99
 100 int
 101 ldap_int_thread_cond_wait( ldap_int_thread_cond_t *cond,
 102                           ldap_int_thread_mutex_t *mutex )
 103 {
 104         return( pth_cond_await( cond, mutex, NULL ) );
 105 }
 106
 107 int
 108 ldap_int_thread_cond_destroy( ldap_int_thread_cond_t *cv )
 109 {
 110         return 0;
 111 }
 112
 113 int
 114 ldap_int_thread_mutex_init( ldap_int_thread_mutex_t *mutex )
 115 {
 116         return( pth_mutex_init( mutex ) );
 117 }
 118
 119 int
 120 ldap_int_thread_mutex_destroy( ldap_int_thread_mutex_t *mutex )
 121 {
 122         return 0;
 123 }
 124
 125 int
 126 ldap_int_thread_mutex_lock( ldap_int_thread_mutex_t *mutex )
 127 {
 128         return( pth_mutex_acquire( mutex, 0, NULL ) );
 129 }
 130
 131 int
 132 ldap_int_thread_mutex_unlock( ldap_int_thread_mutex_t *mutex )
 133 {
 134         return( pth_mutex_release( mutex ) );
 135 }
 136
 137 int
 138 ldap_int_thread_mutex_trylock( ldap_int_thread_mutex_t *mutex )
 139 {
 140         return( pth_mutex_acquire( mutex, 1, NULL ) );
 141 }
 142
 143 #endif /* HAVE_GNU_PTH */