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   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 /* ldap_int_thread.h - ldap internal thread wrappers header file */
  12
  13 #ifndef _LDAP_INT_THREAD_H
  14 #define _LDAP_INT_THREAD_H
  15
  16 #if defined( HAVE_PTHREADS )
  17 /**********************************
  18  *                                *
  19  * definitions for POSIX Threads  *
  20  *                                *
  21  **********************************/
  22
  23 #include <pthread.h>
  24 #ifdef HAVE_SCHED_H
  25 #include <sched.h>
  26 #endif
  27
  28 LDAP_BEGIN_DECL
  29
  30 typedef pthread_t               ldap_int_thread_t;
  31 typedef pthread_mutex_t         ldap_int_thread_mutex_t;
  32 typedef pthread_cond_t          ldap_int_thread_cond_t;
  33
  34 #if defined( _POSIX_REENTRANT_FUNCTIONS ) || \
  35         defined( _POSIX_THREAD_SAFE_FUNCTIONS ) || \
  36         defined( _POSIX_THREADSAFE_FUNCTIONS )
  37 #define HAVE_REENTRANT_FUNCTIONS 1
  38 #endif
  39
  40 #if defined( HAVE_PTHREAD_GETCONCURRENCY ) || \
  41         defined( HAVE_THR_GETCONCURRENCY )
  42 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
  43 #endif
  44
  45 #if defined( HAVE_PTHREAD_SETCONCURRENCY ) || \
  46         defined( HAVE_THR_SETCONCURRENCY )
  47 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
  48 #endif
  49
  50 #if 0 && defined( HAVE_PTHREAD_RWLOCK_DESTROY )
  51 #define LDAP_THREAD_HAVE_RDWR 1
  52 typedef pthread_rwlock_t ldap_pvt_thread_rdwr_t;
  53 #endif
  54
  55 LDAP_END_DECL
  56
  57 #elif defined ( HAVE_MACH_CTHREADS )
  58 /**********************************
  59  *                                *
  60  * definitions for Mach CThreads  *
  61  *                                *
  62  **********************************/
  63
  64 #include <mach/cthreads.h>
  65
  66 LDAP_BEGIN_DECL
  67
  68 typedef cthread_t               ldap_int_thread_t;
  69 typedef struct mutex            ldap_int_thread_mutex_t;
  70 typedef struct condition        ldap_int_thread_cond_t;
  71
  72 LDAP_END_DECL
  73
  74 #elif defined( HAVE_GNU_PTH )
  75 /***********************************
  76  *                                 *
  77  * thread definitions for GNU Pth  *
  78  *                                 *
  79  ***********************************/
  80
  81 #define PTH_SYSCALL_SOFT 1
  82 #include <pth.h>
  83
  84 LDAP_BEGIN_DECL
  85
  86 typedef pth_t           ldap_int_thread_t;
  87 typedef pth_mutex_t     ldap_int_thread_mutex_t;
  88 typedef pth_cond_t      ldap_int_thread_cond_t;
  89
  90 #if 0
  91 #define LDAP_THREAD_HAVE_RDWR 1
  92 typedef pth_rwlock_t ldap_pvt_thread_rdwr_t;
  93 #endif
  94
  95 LDAP_END_DECL
  96
  97 #elif defined( HAVE_THR )
  98 /********************************************
  99  *                                          *
 100  * thread definitions for Solaris LWP (THR) *
 101  *                                          *
 102  ********************************************/
 103
 104 #include <thread.h>
 105 #include <synch.h>
 106
 107 LDAP_BEGIN_DECL
 108
 109 typedef thread_t                ldap_int_thread_t;
 110 typedef mutex_t                 ldap_int_thread_mutex_t;
 111 typedef cond_t                  ldap_int_thread_cond_t;
 112
 113 #define HAVE_REENTRANT_FUNCTIONS 1
 114
 115 #ifdef HAVE_THR_GETCONCURRENCY
 116 #define LDAP_THREAD_HAVE_GETCONCURRENCY 1
 117 #endif
 118 #ifdef HAVE_THR_SETCONCURRENCY
 119 #define LDAP_THREAD_HAVE_SETCONCURRENCY 1
 120 #endif
 121
 122 LDAP_END_DECL
 123
 124 #elif defined( HAVE_LWP )
 125 /*************************************
 126  *                                   *
 127  * thread definitions for SunOS LWP  *
 128  *                                   *
 129  *************************************/
 130
 131 #include <lwp/lwp.h>
 132 #include <lwp/stackdep.h>
 133 #define LDAP_THREAD_HAVE_SLEEP 1
 134
 135 LDAP_BEGIN_DECL
 136
 137 typedef thread_t                ldap_int_thread_t;
 138 typedef mon_t                   ldap_int_thread_mutex_t;
 139 struct ldap_int_thread_lwp_cv {
 140         int             lcv_created;
 141         cv_t            lcv_cv;
 142 };
 143 typedef struct ldap_int_thread_lwp_cv ldap_int_thread_cond_t;
 144
 145 #define HAVE_REENTRANT_FUNCTIONS 1
 146
 147 LDAP_END_DECL
 148
 149 #elif defined(HAVE_NT_THREADS)
 150
 151 #include <process.h>
 152 #include <windows.h>
 153
 154 LDAP_BEGIN_DECL
 155
 156 typedef unsigned long   ldap_int_thread_t;
 157 typedef HANDLE  ldap_int_thread_mutex_t;
 158 typedef HANDLE  ldap_int_thread_cond_t;
 159
 160 LDAP_END_DECL
 161
 162 #else
 163
 164 /***********************************
 165  *                                 *
 166  * thread definitions for no       *
 167  * underlying library support      *
 168  *                                 *
 169  ***********************************/
 170
 171 #ifndef NO_THREADS
 172 #define NO_THREADS 1
 173 #endif
 174
 175 LDAP_BEGIN_DECL
 176
 177 typedef int                     ldap_int_thread_t;
 178 typedef int                     ldap_int_thread_mutex_t;
 179 typedef int                     ldap_int_thread_cond_t;
 180
 181 #define LDAP_THREAD_HAVE_TPOOL 1
 182 typedef int                     ldap_int_thread_pool_t;
 183
 184 LDAP_END_DECL
 185
 186 #endif /* no threads support */
 187
 188 LDAP_BEGIN_DECL
 189
 190 LDAP_F(int) ldap_int_thread_initialize LDAP_P(( void ));
 191 LDAP_F(int) ldap_int_thread_destroy LDAP_P(( void ));
 192 LDAP_F(int) ldap_int_thread_pool_startup ( void );
 193 LDAP_F(int) ldap_int_thread_pool_shutdown ( void );
 194
 195 #ifndef LDAP_THREAD_HAVE_TPOOL
 196 typedef struct ldap_int_thread_pool_s * ldap_int_thread_pool_t;
 197 #endif
 198
 199 LDAP_END_DECL
 200
 201 #endif /* _LDAP_INT_THREAD_H */