git.sur5r.net Git - openldap/blob - include/ldap_int_thread.h

   1 /* ldap_int_thread.h - ldap internal thread wrappers header file */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 1998-2004 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16
  17 #ifndef _LDAP_INT_THREAD_H
  18 #define _LDAP_INT_THREAD_H
  19
  20 #if defined( HAVE_PTHREADS )
  21 /**********************************
  22  *                                *
  23  * definitions for POSIX Threads  *
  24  *                                *
  25  **********************************/
  26
  27 #include <pthread.h>
  28 #ifdef HAVE_SCHED_H
  29 #include <sched.h>
  30 #endif
  31
  32 LDAP_BEGIN_DECL
  33
  34 typedef pthread_t               ldap_int_thread_t;
  35 typedef pthread_mutex_t         ldap_int_thread_mutex_t;
  36 typedef pthread_cond_t          ldap_int_thread_cond_t;
  37
  38 #if defined( _POSIX_REENTRANT_FUNCTIONS ) || \
  39         defined( _POSIX_THREAD_SAFE_FUNCTIONS ) || \
  40         defined( _POSIX_THREADSAFE_FUNCTIONS )
  41 #define HAVE_REENTRANT_FUNCTIONS 1
  42 #endif
  43
  44 #if defined( HAVE_PTHREAD_GETCONCURRENCY ) || \
  45         defined( HAVE_THR_GETCONCURRENCY )
  46 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
  47 #endif
  48
  49 #if defined( HAVE_PTHREAD_SETCONCURRENCY ) || \
  50         defined( HAVE_THR_SETCONCURRENCY )
  51 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
  52 #endif
  53
  54 #if 0 && defined( HAVE_PTHREAD_RWLOCK_DESTROY )
  55 #define LDAP_THREAD_HAVE_RDWR 1
  56 typedef pthread_rwlock_t ldap_pvt_thread_rdwr_t;
  57 #endif
  58
  59 LDAP_END_DECL
  60
  61 #elif defined ( HAVE_MACH_CTHREADS )
  62 /**********************************
  63  *                                *
  64  * definitions for Mach CThreads  *
  65  *                                *
  66  **********************************/
  67
  68 #if defined( HAVE_MACH_CTHREADS_H )
  69 #       include <mach/cthreads.h>
  70 #elif defined( HAVE_CTHREAD_H
  71 #       include <cthreads.h>
  72 #endif
  73
  74 LDAP_BEGIN_DECL
  75
  76 typedef cthread_t               ldap_int_thread_t;
  77 typedef struct mutex            ldap_int_thread_mutex_t;
  78 typedef struct condition        ldap_int_thread_cond_t;
  79
  80 LDAP_END_DECL
  81
  82 #elif defined( HAVE_GNU_PTH )
  83 /***********************************
  84  *                                 *
  85  * thread definitions for GNU Pth  *
  86  *                                 *
  87  ***********************************/
  88
  89 #define PTH_SYSCALL_SOFT 1
  90 #include <pth.h>
  91
  92 LDAP_BEGIN_DECL
  93
  94 typedef pth_t           ldap_int_thread_t;
  95 typedef pth_mutex_t     ldap_int_thread_mutex_t;
  96 typedef pth_cond_t      ldap_int_thread_cond_t;
  97
  98 #if 0
  99 #define LDAP_THREAD_HAVE_RDWR 1
 100 typedef pth_rwlock_t ldap_pvt_thread_rdwr_t;
 101 #endif
 102
 103 LDAP_END_DECL
 104
 105 #elif defined( HAVE_THR )
 106 /********************************************
 107  *                                          *
 108  * thread definitions for Solaris LWP (THR) *
 109  *                                          *
 110  ********************************************/
 111
 112 #include <thread.h>
 113 #include <synch.h>
 114
 115 LDAP_BEGIN_DECL
 116
 117 typedef thread_t                ldap_int_thread_t;
 118 typedef mutex_t                 ldap_int_thread_mutex_t;
 119 typedef cond_t                  ldap_int_thread_cond_t;
 120
 121 #define HAVE_REENTRANT_FUNCTIONS 1
 122
 123 #ifdef HAVE_THR_GETCONCURRENCY
 124 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
 125 #endif
 126 #ifdef HAVE_THR_SETCONCURRENCY
 127 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
 128 #endif
 129
 130 LDAP_END_DECL
 131
 132 #elif defined( HAVE_LWP )
 133 /*************************************
 134  *                                   *
 135  * thread definitions for SunOS LWP  *
 136  *                                   *
 137  *************************************/
 138
 139 #include <lwp/lwp.h>
 140 #include <lwp/stackdep.h>
 141 #define LDAP_THREAD_HAVE_SLEEP 1
 142
 143 LDAP_BEGIN_DECL
 144
 145 typedef thread_t                ldap_int_thread_t;
 146 typedef mon_t                   ldap_int_thread_mutex_t;
 147 struct ldap_int_thread_lwp_cv {
 148         int             lcv_created;
 149         cv_t            lcv_cv;
 150 };
 151 typedef struct ldap_int_thread_lwp_cv ldap_int_thread_cond_t;
 152
 153 #define HAVE_REENTRANT_FUNCTIONS 1
 154
 155 LDAP_END_DECL
 156
 157 #elif defined(HAVE_NT_THREADS)
 158
 159 #include <process.h>
 160 #include <windows.h>
 161
 162 LDAP_BEGIN_DECL
 163
 164 typedef unsigned long   ldap_int_thread_t;
 165 typedef HANDLE  ldap_int_thread_mutex_t;
 166 typedef HANDLE  ldap_int_thread_cond_t;
 167
 168 LDAP_END_DECL
 169
 170 #else
 171
 172 /***********************************
 173  *                                 *
 174  * thread definitions for no       *
 175  * underlying library support      *
 176  *                                 *
 177  ***********************************/
 178
 179 #ifndef NO_THREADS
 180 #define NO_THREADS 1
 181 #endif
 182
 183 LDAP_BEGIN_DECL
 184
 185 typedef int                     ldap_int_thread_t;
 186 typedef int                     ldap_int_thread_mutex_t;
 187 typedef int                     ldap_int_thread_cond_t;
 188
 189 #define LDAP_THREAD_HAVE_TPOOL 1
 190 typedef int                     ldap_int_thread_pool_t;
 191
 192 LDAP_END_DECL
 193
 194 #endif /* no threads support */
 195
 196 LDAP_BEGIN_DECL
 197
 198 LDAP_F(int) ldap_int_thread_initialize LDAP_P(( void ));
 199 LDAP_F(int) ldap_int_thread_destroy LDAP_P(( void ));
 200 LDAP_F(int) ldap_int_thread_pool_startup ( void );
 201 LDAP_F(int) ldap_int_thread_pool_shutdown ( void );
 202
 203 #ifndef LDAP_THREAD_HAVE_TPOOL
 204 typedef struct ldap_int_thread_pool_s * ldap_int_thread_pool_t;
 205 #endif
 206
 207 LDAP_END_DECL
 208
 209 #endif /* _LDAP_INT_THREAD_H */