1 /* thr_stub.c - stubs for the threads */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 1998-2018 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
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>.
19 #if defined( NO_THREADS )
21 #include "ldap_pvt_thread.h" /* Get the thread interface */
22 #define LDAP_THREAD_IMPLEMENTATION
23 #define LDAP_THREAD_POOL_IMPLEMENTATION
24 #include "ldap_thr_debug.h" /* May rename the symbols defined below */
26 /***********************************************************************
28 * no threads package defined for this system - fake ok returns from *
29 * all threads routines (making it single-threaded). *
31 ***********************************************************************/
34 ldap_int_thread_initialize( void )
40 ldap_int_thread_destroy( void )
45 static void* ldap_int_status = NULL;
48 ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
50 void *(*start_routine)(void *),
53 if( ! detach ) ldap_int_status = NULL;
59 ldap_pvt_thread_exit( void *retval )
61 if( retval != NULL ) {
62 ldap_int_status = retval;
68 ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **status )
70 if(status != NULL) *status = ldap_int_status;
75 ldap_pvt_thread_kill( ldap_pvt_thread_t thread, int signo )
81 ldap_pvt_thread_yield( void )
87 ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond )
93 ldap_pvt_thread_cond_destroy( ldap_pvt_thread_cond_t *cond )
99 ldap_pvt_thread_cond_signal( ldap_pvt_thread_cond_t *cond )
105 ldap_pvt_thread_cond_broadcast( ldap_pvt_thread_cond_t *cond )
111 ldap_pvt_thread_cond_wait( ldap_pvt_thread_cond_t *cond,
112 ldap_pvt_thread_mutex_t *mutex )
118 ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex )
124 ldap_pvt_thread_mutex_recursive_init( ldap_pvt_thread_mutex_t *mutex )
130 ldap_pvt_thread_mutex_destroy( ldap_pvt_thread_mutex_t *mutex )
136 ldap_pvt_thread_mutex_lock( ldap_pvt_thread_mutex_t *mutex )
142 ldap_pvt_thread_mutex_trylock( ldap_pvt_thread_mutex_t *mutex )
148 ldap_pvt_thread_mutex_unlock( ldap_pvt_thread_mutex_t *mutex )
153 int ldap_pvt_thread_mutex_recursive_init( ldap_pvt_thread_mutex_recursive_t *mutex )
154 LDAP_GCCATTR((alias("ldap_pvt_thread_mutex_init")));
155 int ldap_pvt_thread_mutex_recursive_destroy( ldap_pvt_thread_mutex_recursive_t *mutex )
156 LDAP_GCCATTR((alias("ldap_pvt_thread_mutex_destroy")));
157 int ldap_pvt_thread_mutex_recursive_lock( ldap_pvt_thread_mutex_recursive_t *mutex )
158 LDAP_GCCATTR((alias("ldap_pvt_thread_mutex_lock")));
159 int ldap_pvt_thread_mutex_recursive_trylock( ldap_pvt_thread_mutex_recursive_t *mutex )
160 LDAP_GCCATTR((alias("ldap_pvt_thread_mutex_trylock")));
161 int ldap_pvt_thread_mutex_recursive_unlock( ldap_pvt_thread_mutex_recursive_t *mutex )
162 LDAP_GCCATTR((alias("ldap_pvt_thread_mutex_unlock")));
165 * NO_THREADS requires a separate tpool implementation since
166 * generic ldap_pvt_thread_pool_wrapper loops forever.
169 ldap_pvt_thread_pool_init (
170 ldap_pvt_thread_pool_t *pool_out,
171 int max_concurrency, int max_pending )
173 *pool_out = (ldap_pvt_thread_pool_t) 0;
178 ldap_pvt_thread_pool_submit (
179 ldap_pvt_thread_pool_t *pool,
180 ldap_pvt_thread_start_t *start_routine, void *arg )
182 (start_routine)(NULL, arg);
187 ldap_pvt_thread_pool_retract (
194 ldap_pvt_thread_pool_maxthreads ( ldap_pvt_thread_pool_t *tpool, int max_threads )
200 ldap_pvt_thread_pool_query( ldap_pvt_thread_pool_t *tpool,
201 ldap_pvt_thread_pool_param_t param, void *value )
208 ldap_pvt_thread_pool_backload (
209 ldap_pvt_thread_pool_t *pool )
215 ldap_pvt_thread_pool_destroy (
216 ldap_pvt_thread_pool_t *pool, int run_pending )
222 ldap_pvt_thread_pool_idle ( ldap_pvt_thread_pool_t *pool )
228 ldap_pvt_thread_pool_unidle ( ldap_pvt_thread_pool_t *pool )
233 int ldap_pvt_thread_pool_getkey (
234 void *ctx, void *key, void **data, ldap_pvt_thread_pool_keyfree_t **kfree )
239 int ldap_pvt_thread_pool_setkey (
240 void *ctx, void *key,
241 void *data, ldap_pvt_thread_pool_keyfree_t *kfree,
242 void **olddatap, ldap_pvt_thread_pool_keyfree_t **oldkfreep )
244 if ( olddatap ) *olddatap = NULL;
245 if ( oldkfreep ) *oldkfreep = 0;
249 void ldap_pvt_thread_pool_purgekey( void *key )
253 int ldap_pvt_thread_pool_pause (
254 ldap_pvt_thread_pool_t *tpool )
259 int ldap_pvt_thread_pool_resume (
260 ldap_pvt_thread_pool_t *tpool )
265 int ldap_pvt_thread_pool_pausing( ldap_pvt_thread_pool_t *tpool )
270 ldap_pvt_thread_pool_pausecheck( ldap_pvt_thread_pool_t *tpool )
275 void *ldap_pvt_thread_pool_context( )
280 void ldap_pvt_thread_pool_context_reset( void *vctx )
285 ldap_pvt_thread_self( void )
291 ldap_pvt_thread_key_create( ldap_pvt_thread_key_t *key )
297 ldap_pvt_thread_key_destroy( ldap_pvt_thread_key_t key )
303 ldap_pvt_thread_key_setdata( ldap_pvt_thread_key_t key, void *data )
309 ldap_pvt_thread_key_getdata( ldap_pvt_thread_key_t key, void **data )
315 ldap_pvt_thread_pool_tid( void *vctx )
321 #endif /* NO_THREADS */