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   1 /* $OpenLDAP$ */
   2 /*
   3  * Copyright 1998-2003 The OpenLDAP Foundation, Redwood City, California, USA
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted only as authorized by the OpenLDAP
   8  * Public License.  A copy of this license is available at
   9  * http://www.OpenLDAP.org/license.html or in file LICENSE in the
  10  * top-level directory of the distribution.
  11  */
  12 /* ldap_int_thread.h - ldap internal thread wrappers header file */
  13
  14 #ifndef _LDAP_INT_THREAD_H
  15 #define _LDAP_INT_THREAD_H
  16
  17 #if defined( HAVE_PTHREADS )
  18 /**********************************
  19  *                                *
  20  * definitions for POSIX Threads  *
  21  *                                *
  22  **********************************/
  23
  24 #include <pthread.h>
  25 #ifdef HAVE_SCHED_H
  26 #include <sched.h>
  27 #endif
  28
  29 LDAP_BEGIN_DECL
  30
  31 typedef pthread_t               ldap_int_thread_t;
  32 typedef pthread_mutex_t         ldap_int_thread_mutex_t;
  33 typedef pthread_cond_t          ldap_int_thread_cond_t;
  34
  35 #if defined( _POSIX_REENTRANT_FUNCTIONS ) || \
  36         defined( _POSIX_THREAD_SAFE_FUNCTIONS ) || \
  37         defined( _POSIX_THREADSAFE_FUNCTIONS )
  38 #define HAVE_REENTRANT_FUNCTIONS 1
  39 #endif
  40
  41 #if defined( HAVE_PTHREAD_GETCONCURRENCY ) || \
  42         defined( HAVE_THR_GETCONCURRENCY )
  43 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
  44 #endif
  45
  46 #if defined( HAVE_PTHREAD_SETCONCURRENCY ) || \
  47         defined( HAVE_THR_SETCONCURRENCY )
  48 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
  49 #endif
  50
  51 #if 0 && defined( HAVE_PTHREAD_RWLOCK_DESTROY )
  52 #define LDAP_THREAD_HAVE_RDWR 1
  53 typedef pthread_rwlock_t ldap_pvt_thread_rdwr_t;
  54 #endif
  55
  56 LDAP_END_DECL
  57
  58 #elif defined ( HAVE_MACH_CTHREADS )
  59 /**********************************
  60  *                                *
  61  * definitions for Mach CThreads  *
  62  *                                *
  63  **********************************/
  64
  65 #if defined( HAVE_MACH_CTHREADS_H )
  66 #       include <mach/cthreads.h>
  67 #elif defined( HAVE_CTHREAD_H
  68 #       include <cthreads.h>
  69 #endif
  70
  71 LDAP_BEGIN_DECL
  72
  73 typedef cthread_t               ldap_int_thread_t;
  74 typedef struct mutex            ldap_int_thread_mutex_t;
  75 typedef struct condition        ldap_int_thread_cond_t;
  76
  77 LDAP_END_DECL
  78
  79 #elif defined( HAVE_GNU_PTH )
  80 /***********************************
  81  *                                 *
  82  * thread definitions for GNU Pth  *
  83  *                                 *
  84  ***********************************/
  85
  86 #define PTH_SYSCALL_SOFT 1
  87 #include <pth.h>
  88
  89 LDAP_BEGIN_DECL
  90
  91 typedef pth_t           ldap_int_thread_t;
  92 typedef pth_mutex_t     ldap_int_thread_mutex_t;
  93 typedef pth_cond_t      ldap_int_thread_cond_t;
  94
  95 #if 0
  96 #define LDAP_THREAD_HAVE_RDWR 1
  97 typedef pth_rwlock_t ldap_pvt_thread_rdwr_t;
  98 #endif
  99
 100 LDAP_END_DECL
 101
 102 #elif defined( HAVE_THR )
 103 /********************************************
 104  *                                          *
 105  * thread definitions for Solaris LWP (THR) *
 106  *                                          *
 107  ********************************************/
 108
 109 #include <thread.h>
 110 #include <synch.h>
 111
 112 LDAP_BEGIN_DECL
 113
 114 typedef thread_t                ldap_int_thread_t;
 115 typedef mutex_t                 ldap_int_thread_mutex_t;
 116 typedef cond_t                  ldap_int_thread_cond_t;
 117
 118 #define HAVE_REENTRANT_FUNCTIONS 1
 119
 120 #ifdef HAVE_THR_GETCONCURRENCY
 121 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
 122 #endif
 123 #ifdef HAVE_THR_SETCONCURRENCY
 124 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
 125 #endif
 126
 127 LDAP_END_DECL
 128
 129 #elif defined( HAVE_LWP )
 130 /*************************************
 131  *                                   *
 132  * thread definitions for SunOS LWP  *
 133  *                                   *
 134  *************************************/
 135
 136 #include <lwp/lwp.h>
 137 #include <lwp/stackdep.h>
 138 #define LDAP_THREAD_HAVE_SLEEP 1
 139
 140 LDAP_BEGIN_DECL
 141
 142 typedef thread_t                ldap_int_thread_t;
 143 typedef mon_t                   ldap_int_thread_mutex_t;
 144 struct ldap_int_thread_lwp_cv {
 145         int             lcv_created;
 146         cv_t            lcv_cv;
 147 };
 148 typedef struct ldap_int_thread_lwp_cv ldap_int_thread_cond_t;
 149
 150 #define HAVE_REENTRANT_FUNCTIONS 1
 151
 152 LDAP_END_DECL
 153
 154 #elif defined(HAVE_NT_THREADS)
 155
 156 #include <process.h>
 157 #include <windows.h>
 158
 159 LDAP_BEGIN_DECL
 160
 161 typedef unsigned long   ldap_int_thread_t;
 162 typedef HANDLE  ldap_int_thread_mutex_t;
 163 typedef HANDLE  ldap_int_thread_cond_t;
 164
 165 LDAP_END_DECL
 166
 167 #else
 168
 169 /***********************************
 170  *                                 *
 171  * thread definitions for no       *
 172  * underlying library support      *
 173  *                                 *
 174  ***********************************/
 175
 176 #ifndef NO_THREADS
 177 #define NO_THREADS 1
 178 #endif
 179
 180 LDAP_BEGIN_DECL
 181
 182 typedef int                     ldap_int_thread_t;
 183 typedef int                     ldap_int_thread_mutex_t;
 184 typedef int                     ldap_int_thread_cond_t;
 185
 186 #define LDAP_THREAD_HAVE_TPOOL 1
 187 typedef int                     ldap_int_thread_pool_t;
 188
 189 LDAP_END_DECL
 190
 191 #endif /* no threads support */
 192
 193 LDAP_BEGIN_DECL
 194
 195 LDAP_F(int) ldap_int_thread_initialize LDAP_P(( void ));
 196 LDAP_F(int) ldap_int_thread_destroy LDAP_P(( void ));
 197 LDAP_F(int) ldap_int_thread_pool_startup ( void );
 198 LDAP_F(int) ldap_int_thread_pool_shutdown ( void );
 199
 200 #ifndef LDAP_THREAD_HAVE_TPOOL
 201 typedef struct ldap_int_thread_pool_s * ldap_int_thread_pool_t;
 202 #endif
 203
 204 LDAP_END_DECL
 205
 206 #endif /* _LDAP_INT_THREAD_H */